Toshiba e-Studio 6520c

Общие характеристики
Число страниц в месяц	250 000
Тип устройства	МФУ
Сканер
Копир
Цветность печати	цветная
Телефон
Печать фотографий
Факс
Размещение	напольный
Область применения	большой офис
Технология печати	лазерная
Тип	лазерный/светодиодный
Макс. формат	A3
Двусторонняя печать
Пигментные чернила
Прямая печать
Печать без полей
Время разогрева	180
Количество цветов	4
Макс, разрешение для ч/б печати
По Y	1 200
По X	1 200
Скорость ч/б печати
A4	65
Время выхода первого отпечатка
Цветн,	6,5
Ч/б	5,3
Макс, количество копий за цикл	9 999
Время выхода первой копии	5,3
Значение масштаба
Максимальное	4
Минимальное	0,25
Макс, разрешение (ч/б)
По Y	600
По X	600
Скорость ч/б копирования
A3	30
Глубина цвета	24 бит
Оттенки серого	256
Тип сканера	планшетный/протяжный
Макс. формат оригинала	A3
Емкость устройства автоподачи оригиналов	100
Отправка изображения по e-mail
Стандарт TWAIN
Разрешение сканера
По Х	600
Скорость сканирования
Ч/б	77
Цветн,	77
Ресурс цветного картриджа/тонера	26 500
Ресурс ч/б картриджа/тонера	73 000
Ресурс фотобарабана	250 000
Количество картриджей	4
Печать на:
Фотобумаге
CD/DVD
Глянцевой бумаге
Рулоне
Матовой бумаге
Конвертах
Этикетках
Пленках
Карточках
Плотность бумаги
Максимальная	300
Минимальная	64
Цветной
Стандарт DECT
Автоответчик
Caller ID
АОН
Беспроводная трубка
Проводная трубка
Спикерфон
Языки управления
PostScript 2
PDF
PCL 5c
PPDS
PCL 5e
PostScript 3
PCL 6
PostScript
Емкость лотка ручной подачи	100
Подача бумаги
Максимальная	6 000
Стандартная	3 500
Сортер
Брошюровщик
Степлер
FireWire (IEEE 1394)
Wi-Fi
Инфракрасный порт
Устройство для чтения карт памяти
RS-232
LPT
Bluetooth
Версия USB	2,0
Ethernet (RJ-45)
USB
Объем памяти	2 048
Емкость жесткого диска	80
Частота процессора	1 200
Процессор	PowerPC
Экран
Диагональ дисплея	10,4
Поддержка ОС
DOS
Mac OS
Windows
Linux
Ширина	980
Высота	1 540
Вес	246
Глубина	698

Error code:	C021
Description:	Developer unit motor-YMC locking error: The developer unit motor-YMC is not rotating normally.
Causes:	Developer unit motor-YMC LGC board
Remedy:	(1) Pull out the EPU tray and perform the output check (03-113) to check if the 3 outputs of the YMCdeveloper roller and 3 outputs of the drum cleaner auger are rotating normally. When it is not rotating (2) Check if the connector of the YMC-developer unit motor is connected securely. (3) Check if the harness or connector of the drum motor (K)/(YMC) is disconnected or opencircuited. (4) Check if the YMC-developer unit motor is abnormal. (5) Check if the column of the drive gears has any abnormality such as damage. When it is rotating (6) Check if waste toner is clogged on the waste toner transport path of the YMC-drum cleaner. (7) Check if the developer material is excessively supplied to each YMC-developer unit. (8) Check if the drive gear array of each YMC-developer unit has any abnormality such as breakage.

Error code:	C022
Display:	NVRAM ERROR
Description:	Developer unit mixer motor-YMC locking error: The developer unit mixer motor-YMC is not rotating normally
Causes:	Developer unit mixer motor-YMC LGC board
Remedy:	(1) Pull out the EPU tray and perform the output check (03-115) to check if the 3 outputs of the YMCdeveloper unit mixer are rotating normally. When it is not rotating (2) Is the connector of the YMC-developer unit mixer motor connected securely? (3) Check if the harness or connector of the YMC-drum motor is disconnected or open-circuited. (4) Check if the YMC-developer unit mixer motor is abnormal. (5) Check if the drive gear array has any abnormality such as breakage. When it is rotating (6) Check if developer material is excessively supplied to each YMC-developer unit. (7) Check if the drive gear array of each YMC-developer unit has any abnormality such as breakage.

Error code:	C023
Description:	Developer unit motor-K locking error: The developer unit motor-K is not rotating normally.
Causes:	Developer unit motor-K LGC board
Remedy:	(1) Pull out the EPU tray and perform the output check (03-113) to check if the 3 outputs of the Kdeveloper roller and 3 outputs of the drum cleaner auger are rotating normally. When it is not rotating (2) Is the connector of the K-developer unit motor connected securely? (3) Check if the connector of the K-developer motor is disconnected or the harnesses are open circuited. (4) Check if the K-developer unit motor is abnormal. (5) Check if the drive gear array has any abnormality such as breakage. When it is rotating (6) Check if waste toner is clogged on the waste toner transport path of the K-drum cleaner. (7) Check if the developer material is excessively supplied to the K-developer unit. (8) Check if the drive gear array of the K-developer unit has any abnormality such as breakage.

Error code:	C024
Description:	Developer unit mixer motor-K locking error: The developer unit mixer motor-K is not rotating normally.
Causes:	Developer unit mixer motor-K LGC board
Remedy:	(1) Pull out the EPU tray and perform the output check (03-114) to check if the 3 outputs of the Kdeveloper unit mixer are rotating normally. When it is not rotating (2) Is the connector of the K-developer unit mixer motor connected securely? (3) Check if the connector of the K-developer mixer motor is disconnected or the harnesses are open circuited. (4) Check if the K-developer unit mixer motor is abnormal. (5) Check if the drive gear array has any abnormality such as breakage. When it is rotating (6) Check if the developer material is excessively supplied to the K-developer unit. (7) Check if the drive gear array of the K-developer unit has any abnormality such as breakage.

Error code:	C130
Description:	1st drawer tray abnormality: The tray-up motor-1 does not run normally or the 1st drawer tray does not move normally. (Feeding of any other drawer than the 1st drawer is possible.)
Causes:	Tray-up motor Tray-up sensor PFC board
Remedy:	Does the tray go up? (Perform the output check in the test mode: 03-276,278,279,280) ↓ → NO → 1. Check if the connector of the tray-up motor is disconnected. 2. Check if the connector CN331 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the LGC board. YES Is the tray-up sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[E], /[2]/[E], /[3]/[E] ,/[4]/[E]) ↓ → NO → 1. Check if the connector of the sensor is disconnected. 2. Check if the connector CN329, CN328, CN350 on the LGC board is disconnected. 3. Check if the slit reaches the sensor. 4. Check if the connector pins are disconnected and the harnesses are open circuited. 5. Check if the conductor pattern on the LGC board is short circuited or open circuited. 6. Replace the LGC board. YES 1. Check if the positioning pin of the drawer is tightly screwed. 2. Check if the paper is not caught in the coupling when the tray goes up. 3. Check if the conductor pattern on the LGC board is short circuited or open circuited. 4. Replace the LGC board.

Error code:	C140
Description:	2nd drawer tray abnormality: The tray-up motor-1 does not run normally or the 2nd drawer tray does not move normally. (Feeding of any other drawer than the 2nd drawer is possible.)
Causes:	Tray-up motor Tray-up sensor PFC board
Remedy:	Does the tray go up? (Perform the output check in the test mode: 03-276,278,279,280) ↓ → NO → 1. Check if the connector of the tray-up motor is disconnected. 2. Check if the connector CN331 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the LGC board. YES Is the tray-up sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[E], /[2]/[E], /[3]/[E] ,/[4]/[E]) ↓ → NO → 1. Check if the connector of the sensor is disconnected. 2. Check if the connector CN329, CN328, CN350 on the LGC board is disconnected. 3. Check if the slit reaches the sensor. 4. Check if the connector pins are disconnected and the harnesses are open circuited. 5. Check if the conductor pattern on the LGC board is short circuited or open circuited. 6. Replace the LGC board. YES 1. Check if the positioning pin of the drawer is tightly screwed. 2. Check if the paper is not caught in the coupling when the tray goes up. 3. Check if the conductor pattern on the LGC board is short circuited or open circuited. 4. Replace the LGC board.

Error code:	C150
Description:	3rd drawer tray abnormality: The tray-up motor-2 does not run normally or the 3rd drawer tray does not move normally. (Feeding of any other drawer than the 3rd drawer is possible.)
Causes:	Tray-up motor Tray-up sensor PFC board
Remedy:	Does the tray go up? (Perform the output check in the test mode: 03-276,278,279,280) ↓ → NO → 1. Check if the connector of the tray-up motor is disconnected. 2. Check if the connector CN331 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the LGC board. YES Is the tray-up sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[E], /[2]/[E], /[3]/[E] ,/[4]/[E]) ↓ → NO → 1. Check if the connector of the sensor is disconnected. 2. Check if the connector CN329, CN328, CN350 on the LGC board is disconnected. 3. Check if the slit reaches the sensor. 4. Check if the connector pins are disconnected and the harnesses are open circuited. 5. Check if the conductor pattern on the LGC board is short circuited or open circuited. 6. Replace the LGC board. YES 1. Check if the positioning pin of the drawer is tightly screwed. 2. Check if the paper is not caught in the coupling when the tray goes up. 3. Check if the conductor pattern on the LGC board is short circuited or open circuited. 4. Replace the LGC board.

Error code:	C160
Description:	4th drawer tray abnormality: The tray-up motor-2 does not run normally or the 4th drawer tray does not move normally. (Feeding of any other drawer than the 4th drawer is possible.)
Causes:	Tray-up motor Tray-up sensor PFC board
Remedy:	Does the tray go up? (Perform the output check in the test mode: 03-276,278,279,280) ↓ → NO → 1. Check if the connector of the tray-up motor is disconnected. 2. Check if the connector CN331 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the LGC board. YES Is the tray-up sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[E], /[2]/[E], /[3]/[E] ,/[4]/[E]) ↓ → NO → 1. Check if the connector of the sensor is disconnected. 2. Check if the connector CN329, CN328, CN350 on the LGC board is disconnected. 3. Check if the slit reaches the sensor. 4. Check if the connector pins are disconnected and the harnesses are open circuited. 5. Check if the conductor pattern on the LGC board is short circuited or open circuited. 6. Replace the LGC board. YES 1. Check if the positioning pin of the drawer is tightly screwed. 2. Check if the paper is not caught in the coupling when the tray goes up. 3. Check if the conductor pattern on the LGC board is short circuited or open circuited. 4. Replace the LGC board.

Error code:	C180
Description:	Tandem LCF tray-up motor abnormality: The Tandem LCF tray-up motor does not run normally or the Tandem LCF tray does not move normally. (Feeding of any other drawer than the Tandem LCF is possible.)
Causes:	LCF tray-up motor LCF tray-up sensor LCF tray bottom sensor PFC board
Remedy:	Does the tray move? (Perform the output check in the test mode: 03-270) ↓ → NO → 1. Check if the connector of the Tandem LCF tray-up motor is disconnected. 2. Check if the connector CN345 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor patterns on the LCF board and LGC board are short circuited or open circuited. 5. Replace the LCF tray-up moter. 6. Replace the LGC board. YES Are the 3rd drawer/tandem LCF tray-up sensor and tandem LCF bottom sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[3]/[E], /[8]/[F]) ↓ → NO → 1. Check if the connectors of the sensors are disconnected. 2. Check if the connector CN328, CN345 on the LGC board is disconnected. 3. Check if the slit reaches the sensors. 4. Check if the connector pins are disconnected and the harnesses are open circuited. 5. Check if the conductor patterns on the LCF board and LGC board are short circuited or open circuited. 6. Replace the LGC board. YES 1. Check if the driving mechanism is abnormal. 2. Check if the conductor pattern on the LGC board is short circuited or open circuited. 3. Replace the LGC board.

Error code:	C1A0
Description:	Tandem LCF end fence motor abnormality: The Tandem LCF end fence motor does not run normally or the Tandem LCF end fence does not move normally. (Feeding of any other drawer than the Tandem LCF is possible.)
Causes:	LCF end fence motor LCF end fence home position sensor LCF end fence stop position sensor PFC board
Remedy:	Is the Tandem LCF end fence motor working? (Perform the output check in the test mode: 03-207) ↓ → NO → 1. Check if the connector of the Tandem LCF end fence motor is disconnected. 2. Check if the connector CN345 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor patterns on the LCF board and LGC board are short circuited or open circuited. 5. Replace the Tanden LCF end fence motor. 6. Replace the LGC board. YES Are the LCF end fence stop position sensors working? (Perform the input check in the test mode: 03-[FAX]OFF/[8]/[G], /[8]/[H]) ↓ → NO → 1. Check if the connectors of the sensors are disconnected. 2. Check if the connector CN345 on the LGC board is disconnected. 3. Check if the slit reaches the sensors. 4. Check if the connector pins are disconnected and the harnesses are open circuited. 5. Check if the conductor patterns on the LCF board and LGC board are short circuited or open circuited. 6. Replace the LGC board. YES 1. Check if the driving mechanism is abnormal. 2. Check if the conductor pattern on the LGC board is short circuited or open circuited. 3. Replace the LGC board.

Error code:	C1C0
Description:	Option LCF tray-up motor abnormality: The Option LCF tray-up motor does not run normally or the Option LCF tray does not move normally. (Feeding of any other drawer than the Option LCF is possible.)
Causes:	Option LCF bottom sensor Option LCF top sensor LCF board PFC board
Remedy:	Is the tray motor driving? (Perform the output check in the test mode: 03-271) ↓ → NO → 1. Check if the connector on the LCF tray motor is not disconnected. 2. Check if the connectors J851 on the LCF board are not disconnected. 3. Check if the connector of the tray-up sensor is not disconnected. 4. Check if the actuator reaches the sensor. 5. Replace the LCF board. 6. Replace the LGC board. YES Is the tray-up sensor working? (Perform the input check in the test mode: 03-[FAX] OFF/[5]/[E] ↓ → NO → 1. Check if the connector of the tray-up sensor is not disconnected. 2. Check if the connectors J851 on the LCF board are not disconnected. 3. Check if the actuator reaches the sensor. 4. Check if the connector pins are not disconnected and the harness is not open circuited. 5. Replace the LCF board. 6. Replace the LGC board. YES 1. Check if the tray lifting mechanism has no abnormality. 2. Replace the LCF board. 3. Replace the LGC board.

Error code:	C260
Description:	Peak detection error: Lighting of the exposure lamp (white reference) is not detected when the power is turned ON.
Causes:	Lens unit SLG board Exposure lamp Supply harness
Remedy:	Does the exposure lamp light? (Perform the output check in the test mode: 03-267) ↓ → YES → 1. Check if the connectors on the CCD and SLG boards are disconnected. 2. Check if the shading correction plate is detached or dirty. 3. Check if the conductor pattern on the CCD board is short circuited or open circuited. 4. Check if the conductor pattern on the SLG board is short circuited or open circuited. 5. Replace the lens unit. 6. Replace the SLG board. NO 1. Check if the connectors of the exposure lamp and inverter are disconnected. 2. Check the SLG board if the connector pin CN1 is disconnected and the harness is short circuited or open circuited. 3. Check if the conductor pattern on the SLG board is short circuited or open circuited. 4. Replace the SLG board. 5. Replace the inverter. 6. Replace the exposure lamp.

Error code:	C270
Description:	Carriage home position sensor not turning OFF within a specified period of time: The carriages do not shift from their home position within a specified period of time.
Causes:	Carriage home position sensor Carriage home position sensor harness SLG board Scan motor Scan motor harness
Remedy:	Remove the original glass and move the carriages to the paper feeding side. Turn ON the power and check the following items. Are the carriages slightly moved to the feeding direction? Are the carriages staying at a position other than home position? ll → YES → 1. Check if the conductor pattern on the SLG board is short circuited or open circuited. 2. Replace the SLG board. NO 1. Check if the connector pin is disconnected and the harness is short circuited or open circuited. 2. Check if the conductor pattern on the SLG board is short circuited or open circuited. 3. Replace the SLG board.

Error code:	C280
Description:	Carriage home position sensor not turning ON within a specified period of time: The carriages do not reach their home position within a specified period of time.
Causes:	Carriage home position sensor Carriage home position sensor harness SLG board Scan motor Scan motor harness
Remedy:	Do the carriages make a big noise after they arrive at the home position? ↓ → YES → The carriage home position sensor is not turned ON. 1. Check if the connector of the sensor is disconnected. 2. Replace the carriage home position sensor. 3. Check if the conductor pattern on the SLG board is short circuited or open circuited. 4. Replace the SLG board. NO The carriages are stopped at the home position and do not move. 1. Check if the connector pins are disconnected and the harnesses are short circuited or open circuited. 2. Check if the conductor pattern on the SLG board is short circuited or open circuited. 3. Replace the SLG board.

Error code:	C360
Description:	Wire cleaner drive motor abnormality: The wire cleaner drive motor does not run normally or the charger wire cleaner does not move normally.
Causes:	Needle electrode cleaner detection sensor Needle electrode cleaner drive motor EPU board LGC board
Remedy:	(1) Check if the main charger is not disconnected. (2) Check if the wire cleaner drive motor is driving. (3) Is the wire cleaner position detection switch working? (4) Replace the LGC board.

Error code:	C370
Description:	Transfer belt cam motor abnormality: The transfer belt cam motor does not run normally when the power is turned ON or the copying is started.
Causes:	Transfer belt contact/release detection sensor Transfer belt motor DRV board LGC board
Remedy:	(1) Is the transport belt unit working normally? (there is no extraneous material or toner clod). (2) Check if the connector of the transfer belt cam motor is not disconnected. (3) Check if the connector CN335 on the LGC board is disconnected. (4) Check if the fuse on the LVPS has blown. (5) Check if the transfer belt release detection sensor and transfer belt contact detection sensor is working properly. (6) Replace the transfer belt cam motor. (7) Replace the LGC board.

Error code:	C380
Description:	Auto-toner sensor-K abnormality (upper limit)
Causes:	Auto-toner sensor-K/-C/-M/-Y Developer unit mixer motor-K/YMC EPU board LGC board
Remedy:	(1) Check if there is any abnormality on the connector between the equipment and the EPU tray of the process unit. (05-2788) (2) Check if the process unit (EPU tray) is securely installed. (3) Check if the harnesses between the connectors (CN550, CN551, CN555) on the EPU board, the drawer connectors for the LGC board of the EPU tray, and the connector of the LGC board are disconnected or open-circuited. (4) Check if the harnesses between the connectors (CN553, CN554, CN555, and CN556) and the auto toner sensor are disconnected or open-circuited. (5) Replace the auto-toner sensor. (6) Replace the EPU board. (7) Replace the LGC board.

Error code:	C381
Description:	Auto-toner sensor-K abnormality (lower limit)
Causes:	Auto-toner sensor-K/-C/-M/-Y Developer unit mixer motor-K/YMC EPU board LGC board
Remedy:	(1) Check if there is any abnormality on the connector between the equipment and the EPU tray of the process unit. (05-2788) (2) Check if the process unit (EPU tray) is securely installed. (3) Check if the harnesses between the connectors (CN550, CN551, CN555) on the EPU board, the drawer connectors for the LGC board of the EPU tray, and the connector of the LGC board are disconnected or open-circuited. (4) Check if the harnesses between the connectors (CN553, CN554, CN555, and CN556) and the auto toner sensor are disconnected or open-circuited. (5) Replace the auto-toner sensor. (6) Replace the EPU board. (7) Replace the LGC board.

Error code:	C382
Description:	Auto-toner sensor-K connection error
Causes:	Auto-toner sensor-K/-C/-M/-Y Developer unit mixer motor-K/YMC EPU board LGC board
Remedy:	(1) Check if there is any abnormality on the connector between the equipment and the EPU tray of the process unit. (05-2788) (2) Check if the process unit (EPU tray) is securely installed. (3) Check if the harnesses between the connectors (CN550, CN551, CN555) on the EPU board, the drawer connectors for the LGC board of the EPU tray, and the connector of the LGC board are disconnected or open-circuited. (4) Check if the harnesses between the connectors (CN553, CN554, CN555, and CN556) and the auto toner sensor are disconnected or open-circuited. (5) Replace the auto-toner sensor. (6) Replace the EPU board. (7) Replace the LGC board.

Error code:	C390
Description:	Auto-toner sensor-C abnormality (upper limit)
Causes:	Auto-toner sensor-K/-C/-M/-Y Developer unit mixer motor-K/YMC EPU board LGC board
Remedy:	(1) Check if there is any abnormality on the connector between the equipment and the EPU tray of the process unit. (05-2788) (2) Check if the process unit (EPU tray) is securely installed. (3) Check if the harnesses between the connectors (CN550, CN551, CN555) on the EPU board, the drawer connectors for the LGC board of the EPU tray, and the connector of the LGC board are disconnected or open-circuited. (4) Check if the harnesses between the connectors (CN553, CN554, CN555, and CN556) and the auto toner sensor are disconnected or open-circuited. (5) Replace the auto-toner sensor. (6) Replace the EPU board. (7) Replace the LGC board.

Error code:	C391
Description:	Auto-toner sensor-C abnormality (lower limit)
Causes:	Auto-toner sensor-K/-C/-M/-Y Developer unit mixer motor-K/YMC EPU board LGC board
Remedy:	(1) Check if there is any abnormality on the connector between the equipment and the EPU tray of the process unit. (05-2788) (2) Check if the process unit (EPU tray) is securely installed. (3) Check if the harnesses between the connectors (CN550, CN551, CN555) on the EPU board, the drawer connectors for the LGC board of the EPU tray, and the connector of the LGC board are disconnected or open-circuited. (4) Check if the harnesses between the connectors (CN553, CN554, CN555, and CN556) and the auto toner sensor are disconnected or open-circuited. (5) Replace the auto-toner sensor. (6) Replace the EPU board. (7) Replace the LGC board.

Error code:	C392
Description:	Auto-toner sensor-C connection error
Causes:	Auto-toner sensor-K/-C/-M/-Y Developer unit mixer motor-K/YMC EPU board LGC board
Remedy:	(1) Check if there is any abnormality on the connector between the equipment and the EPU tray of the process unit. (05-2788) (2) Check if the process unit (EPU tray) is securely installed. (3) Check if the harnesses between the connectors (CN550, CN551, CN555) on the EPU board, the drawer connectors for the LGC board of the EPU tray, and the connector of the LGC board are disconnected or open-circuited. (4) Check if the harnesses between the connectors (CN553, CN554, CN555, and CN556) and the auto toner sensor are disconnected or open-circuited. (5) Replace the auto-toner sensor. (6) Replace the EPU board. (7) Replace the LGC board.

Error code:	C3A0
Description:	Auto-toner sensor-M abnormality (upper limit)
Causes:	Auto-toner sensor-K/-C/-M/-Y Developer unit mixer motor-K/YMC EPU board LGC board
Remedy:	(1) Check if there is any abnormality on the connector between the equipment and the EPU tray of the process unit. (05-2788) (2) Check if the process unit (EPU tray) is securely installed. (3) Check if the harnesses between the connectors (CN550, CN551, CN555) on the EPU board, the drawer connectors for the LGC board of the EPU tray, and the connector of the LGC board are disconnected or open-circuited. (4) Check if the harnesses between the connectors (CN553, CN554, CN555, and CN556) and the auto toner sensor are disconnected or open-circuited. (5) Replace the auto-toner sensor. (6) Replace the EPU board. (7) Replace the LGC board.

Error code:	C3A1
Description:	Auto-toner sensor-M abnormality (lower limit)
Causes:	Auto-toner sensor-K/-C/-M/-Y Developer unit mixer motor-K/YMC EPU board LGC board
Remedy:	(1) Check if there is any abnormality on the connector between the equipment and the EPU tray of the process unit. (05-2788) (2) Check if the process unit (EPU tray) is securely installed. (3) Check if the harnesses between the connectors (CN550, CN551, CN555) on the EPU board, the drawer connectors for the LGC board of the EPU tray, and the connector of the LGC board are disconnected or open-circuited. (4) Check if the harnesses between the connectors (CN553, CN554, CN555, and CN556) and the auto toner sensor are disconnected or open-circuited. (5) Replace the auto-toner sensor. (6) Replace the EPU board. (7) Replace the LGC board.

Error code:	C3A2
Description:	Auto-toner sensor-M connection error
Causes:	Auto-toner sensor-K/-C/-M/-Y Developer unit mixer motor-K/YMC EPU board LGC board
Remedy:	(1) Check if there is any abnormality on the connector between the equipment and the EPU tray of the process unit. (05-2788) (2) Check if the process unit (EPU tray) is securely installed. (3) Check if the harnesses between the connectors (CN550, CN551, CN555) on the EPU board, the drawer connectors for the LGC board of the EPU tray, and the connector of the LGC board are disconnected or open-circuited. (4) Check if the harnesses between the connectors (CN553, CN554, CN555, and CN556) and the auto toner sensor are disconnected or open-circuited. (5) Replace the auto-toner sensor. (6) Replace the EPU board. (7) Replace the LGC board.

Error code:	C3B0
Description:	Auto-toner sensor-Y abnormality (upper limit)
Causes:	Auto-toner sensor-K/-C/-M/-Y Developer unit mixer motor-K/YMC EPU board LGC board
Remedy:	(1) Check if there is any abnormality on the connector between the equipment and the EPU tray of the process unit. (05-2788) (2) Check if the process unit (EPU tray) is securely installed. (3) Check if the harnesses between the connectors (CN550, CN551, CN555) on the EPU board, the drawer connectors for the LGC board of the EPU tray, and the connector of the LGC board are disconnected or open-circuited. (4) Check if the harnesses between the connectors (CN553, CN554, CN555, and CN556) and the auto toner sensor are disconnected or open-circuited. (5) Replace the auto-toner sensor. (6) Replace the EPU board. (7) Replace the LGC board.

Error code:	C3B1
Description:	Auto-toner sensor-Y abnormality (lower limit)
Causes:	Auto-toner sensor-K/-C/-M/-Y Developer unit mixer motor-K/YMC EPU board LGC board
Remedy:	(1) Check if there is any abnormality on the connector between the equipment and the EPU tray of the process unit. (05-2788) (2) Check if the process unit (EPU tray) is securely installed. (3) Check if the harnesses between the connectors (CN550, CN551, CN555) on the EPU board, the drawer connectors for the LGC board of the EPU tray, and the connector of the LGC board are disconnected or open-circuited. (4) Check if the harnesses between the connectors (CN553, CN554, CN555, and CN556) and the auto toner sensor are disconnected or open-circuited. (5) Replace the auto-toner sensor. (6) Replace the EPU board. (7) Replace the LGC board.

Error code:	C3B2
Description:	Auto-toner sensor-Y connection error
Causes:	Auto-toner sensor-K/-C/-M/-Y Developer unit mixer motor-K/YMC EPU board LGC board
Remedy:	(1) Check if there is any abnormality on the connector between the equipment and the EPU tray of the process unit. (05-2788) (2) Check if the process unit (EPU tray) is securely installed. (3) Check if the harnesses between the connectors (CN550, CN551, CN555) on the EPU board, the drawer connectors for the LGC board of the EPU tray, and the connector of the LGC board are disconnected or open-circuited. (4) Check if the harnesses between the connectors (CN553, CN554, CN555, and CN556) and the auto toner sensor are disconnected or open-circuited. (5) Replace the auto-toner sensor. (6) Replace the EPU board. (7) Replace the LGC board.

Error code:	C3C0
Description:	Process unit connection error
Causes:	EPU board LGC board
Remedy:	(1) Check if there is any abnormality on the connector between the equipment and the EPU tray of the process unit. (05-2788) (2) Check if the process unit (EPU tray) is securely installed. (3) Check if the connector (CN551) on the EPU board, the drawer connectors for the EPU tray and the LGC board, and the harness between the connectors CN308 and CN310 are disconnected or open-circuited. (4) Check if the harnesses between the connectors (CN553, CN554, CN555, and CN556) and the auto toner sensor are disconnected or open-circuited. (5) Replace the EPU board. (6) Replace the LGC board.

Error code:	C411
Description:	Thermistor/heater abnormality at power-ON: Thermistor abnormality is detected at power-ON or the fuser roller temperature does not rise within a specified period of time after power-ON.
Causes:	Thermopiles Fuser unit IH coil IH board LGC board
Remedy:	1.Check the power voltage (1) Check if the power voltage is normal.(Is the voltage during the operation ±10% of the rated voltage?) 2.Check the thermistors (1) Check if the connectors are disconnected. (2) Check if the center and side thermistors (front, rear) are in contact with the surface of the fuser roller properly? (3) Check if the harnesses of the center and side thermistors (front, rear) are open circuited. 3. Check the heater (1) Check if the IH coil is broken. (2) Check if the connector of the IH coil is disconnected. (3) Check if the thermostat is blown. (4) Check if the connectors on the IH control board are disconnected (AC input connector and LGC I/F connectors CN455). (5) Check if the IH control board is abnormal. • Replace the IH control board. 4. Check the LGC board (1) Check if the connectors CN332,CN334 are disconnected. (2) Check if the conductor pattern on the LGC board is short circuited or open circuited. (3) Replace the LGC board. 5. Clear the status counter After repairing the matter which caused the error [C411/C412], perform the following: (1) Turn ON the power while [0] and [8] are pressed simultaneously. (2) Key in "400", then press [START]. (3) Change the current status counter value "1" or "2" to "0", then press [ENTER] or [INTERRUPT] (to cancel [C411/C412]). (4) Turn the power OFF and then back ON. Make sure that the equipment enters the normal ready state.

Error code:	C412
Description:	Thermistor/heater abnormality at power-ON: Thermistor abnormality is detected at power-ON or the fuser roller temperature does not rise within a specified period of time after power-ON.
Causes:	Thermopiles Fuser unit IH coil IH board LGC board
Remedy:	1.Check the power voltage (1) Check if the power voltage is normal.(Is the voltage during the operation ±10% of the rated voltage?) 2.Check the thermistors (1) Check if the connectors are disconnected. (2) Check if the center and side thermistors (front, rear) are in contact with the surface of the fuser roller properly? (3) Check if the harnesses of the center and side thermistors (front, rear) are open circuited. 3. Check the heater (1) Check if the IH coil is broken. (2) Check if the connector of the IH coil is disconnected. (3) Check if the thermostat is blown. (4) Check if the connectors on the IH control board are disconnected (AC input connector and LGC I/F connectors CN455). (5) Check if the IH control board is abnormal. • Replace the IH control board. 4. Check the LGC board (1) Check if the connectors CN332,CN334 are disconnected. (2) Check if the conductor pattern on the LGC board is short circuited or open circuited. (3) Replace the LGC board. 5. Clear the status counter After repairing the matter which caused the error [C411/C412], perform the following: (1) Turn ON the power while [0] and [8] are pressed simultaneously. (2) Key in "400", then press [START]. (3) Change the current status counter value "1" or "2" to "0", then press [ENTER] or [INTERRUPT] (to cancel [C411/C412]). (4) Turn the power OFF and then back ON. Make sure that the equipment enters the normal ready state.

Error code:	C443
Description:	Heater abnormality after abnormality judgment (not reaching to intermediate temperature)
Causes:	Thermopiles Fuser unit IH coil IH board LGC board
Remedy:	1,2.3. Check the thermistors, Heater and LGC board Check the above components following the procedures 1, 2 and 3 for [C411/C412]. 4. Clear the status counter Change the current status counter value (08-400) "3", "5" , "6" , "9" , "19" , "21" , "22" , "23" , "24" , "25" , "27" or "29" to "0" for [C44X], taking the same procedure as that for [C41X]. • The status counter value is as follows in the following cases. - The error occurred during warming-up: "3", "5" or "6" - The error occurred after the equipment has become ready: "7" - The temperature detected by the center thermistor is 240°C or higher, the temperature detected by the side thermistor is 250°C or higher or the temperature detected by the edge thermistor is 270°C or higher: "9", "19", "21", "22", "23", "25", "27" or "29". - The error occurred during printing: "24" or "25" - The error occurred during energy saving: "26" or "27" - A paper jam occurred: "28" or "29"

Error code:	C445
Description:	Heater abnormality after abnormality judgment (prerunning end temperature abnormality)
Causes:	Thermopiles Fuser unit IH coil IH board LGC board
Remedy:	1,2.3. Check the thermistors, Heater and LGC board Check the above components following the procedures 1, 2 and 3 for [C411/C412]. 4. Clear the status counter Change the current status counter value (08-400) "3", "5" , "6" , "9" , "19" , "21" , "22" , "23" , "24" , "25" , "27" or "29" to "0" for [C44X], taking the same procedure as that for [C41X]. • The status counter value is as follows in the following cases. - The error occurred during warming-up: "3", "5" or "6" - The error occurred after the equipment has become ready: "7" - The temperature detected by the center thermistor is 240°C or higher, the temperature detected by the side thermistor is 250°C or higher or the temperature detected by the edge thermistor is 270°C or higher: "9", "19", "21", "22", "23", "25", "27" or "29". - The error occurred during printing: "24" or "25" - The error occurred during energy saving: "26" or "27" - A paper jam occurred: "28" or "29"

Error code:	C446
Description:	Heater abnormality after abnormality judgment (prerunning end temperature abnormality)
Causes:	Thermopiles Fuser unit IH coil IH board LGC board
Remedy:	1,2.3. Check the thermistors, Heater and LGC board Check the above components following the procedures 1, 2 and 3 for [C411/C412]. 4. Clear the status counter Change the current status counter value (08-400) "3", "5" , "6" , "9" , "19" , "21" , "22" , "23" , "24" , "25" , "27" or "29" to "0" for [C44X], taking the same procedure as that for [C41X]. • The status counter value is as follows in the following cases. - The error occurred during warming-up: "3", "5" or "6" - The error occurred after the equipment has become ready: "7" - The temperature detected by the center thermistor is 240°C or higher, the temperature detected by the side thermistor is 250°C or higher or the temperature detected by the edge thermistor is 270°C or higher: "9", "19", "21", "22", "23", "25", "27" or "29". - The error occurred during printing: "24" or "25" - The error occurred during energy saving: "26" or "27" - A paper jam occurred: "28" or "29"

Error code:	C447
Description:	Heater abnormality after abnormality judgment (temperature abnormality at ready status)
Causes:	Thermopiles Fuser unit IH coil IH board LGC board
Remedy:	1,2.3. Check the thermistors, Heater and LGC board Check the above components following the procedures 1, 2 and 3 for [C411/C412]. 4. Clear the status counter Change the current status counter value (08-400) "3", "5" , "6" , "9" , "19" , "21" , "22" , "23" , "24" , "25" , "27" or "29" to "0" for [C44X], taking the same procedure as that for [C41X]. • The status counter value is as follows in the following cases. - The error occurred during warming-up: "3", "5" or "6" - The error occurred after the equipment has become ready: "7" - The temperature detected by the center thermistor is 240°C or higher, the temperature detected by the side thermistor is 250°C or higher or the temperature detected by the edge thermistor is 270°C or higher: "9", "19", "21", "22", "23", "25", "27" or "29". - The error occurred during printing: "24" or "25" - The error occurred during energy saving: "26" or "27" - A paper jam occurred: "28" or "29"

Error code:	C448
Description:	Heater lamp continuous lighting abnormality: Heater lamp lights continuously for a certain period of time when the pressure roller temperature during ready status is higher than the specified
Causes:	Thermopiles Fuser unit Power supply LGC board
Remedy:	1. Check the power supply and fuser unit (1) Check if the fuser unit is installed properly. (2) Check if foreign matter or paper in the fuser unit is plugging up the monitoring opening of the fuser belt thermopile. (3) Check if the opening of the fuser belt thermopile of the equipment is plugged up. (4) Check if the connectors of the power supply are disconnected (power supply unit AC output connector CN409 and LGC Interface connector CN403). (5) Check if the power supply unit is abnormal. * Replace the power supply unit. 2. Check the LGC board (1) Check if the connector CN333 is disconnected. (2) Check if the conductor pattern on the LGC board is short circuited or open circuited. (3) Replace the LGC board. 3. Clear the status counter After repairing the matter which caused the error [C448], perform the following: (1) Turn the power ON while [0] and [8] are pressed simultaneously. (2) Key in “400”, then press the [START] button. (3) Change the displayed current status counter value “32” to “0”, then press [ENTER] or [INTERRUPT] (to cancel C448). (4) Turn the power OFF and then back ON. Make sure that the equipment enters the normal status.

Error code:	C451
Description:	Thermopile and edge thermistor temperature difference
Causes:	Power supply unit Thermopile LGC board
Remedy:	1. Check if any paper is clinging to the fuser belt. 2. Check if there is any foreign matter between the fuser belt thermopile (center/side) and the fuser belt. Remove it if any. 3. Replace the fuser belt thermopile (center/side)

Error code:	C452
Description:	Thermopile temperature difference
Causes:	Power supply unit Thermopile LGC board
Remedy:	1.Check the power voltage (1) Check if the power voltage is normal.(Is the voltage during the operation ±10% of the rated voltage?) 2.Check the error detection history (1) Check the error detection history of each temperature detecting element when the error occurred. If any of the elements detects an abnormal temperature, check step 3. 08-1902: Fuser belt center thermopile temperature 08-1903: Fuser belt side thermopile temperature 08-1904: Fuser belt edge thermistor temperature 08-1905: Pressure roller center thermistor temperature 08-4545: Pressure roller rear thermistor temperature 3.Check the thermopiles (1) Check if the fuser belt center and side thermopiles (front, rear) are installed properly. (2) Check if the harnesses of the fuser belt center and side thermopiles (front, rear) are open circuited. 4. Check the IH board, IH coil and the fuser unit (1) Is the fuser unit installed correctly? (2) heck if foreign matter or paper in the fuser unit is plugging up the monitoring opening of the fuser belt thermopile. (3) Check if the opening of the fuser belt thermopile of the equipment is plugged up. (4) Is the IH coil open circuited? (Check if power is supplied to the IH coil.) (5) Check if the connector of the IH coil is disconnected. (6) Check if the thermostat is broken. (7) Check if any of the connectors (AC input connector and LGC I/F connector CN462) on the IH board is disconnected. (8) Is the IH board broken?. • Replace the IH board. 5. Check the LGC board (1) Check if the connectors CN333 and CN345 are disconnected. (2) Check if the conductor pattern on the LGC board is short circuited or open circuited. (3) Replace the LGC board. 6. Clear the status counter After repairing the matter which caused the error [C411/C412], perform the following: (1) Turn ON the power while [0] and [8] are pressed simultaneously. (2) Key in “400”, then press [START]. (3) Change the current status counter value “1” or “2” to “0”, then press [ENTER] or [INTERRUPT] (to cancel [C411/C412]). (4) Turn the power OFF and then back ON. Make sure that the equipment enters the normal ready state.

Error code:	C461
Description:	Pressure roller heater 40°C detection (Not determined)
Causes:	Pressure roller thermistor Fuser unit Power supply LGC board
Remedy:	1.Check the power voltage (1) Check if the power voltage is normal.(Is the voltage during the operation ±10% of the rated voltage?) 2.Check the error detection history (1) Check the error detection history of each temperature detecting element when the error occurred. If any of the elements detects an abnormal temperature, check step 3. 08-1902: Fuser belt center thermopile temperature 08-1903: Fuser belt side thermopile temperature 08-1904: Fuser belt edge thermistor temperature 08-1905: Pressure roller center thermistor temperature 08-4545: Pressure roller rear thermistor temperature 3.Check the pressure roller thermistor. (1) Check if the connector is disconnected. (2) Is the pressure roller center thermistor installed properly? (3) Is the pressure roller rear thermistor contacted with the pressure roller surface securely? (4) Is any of the harnesses for the pressure roller center thermistor and the pressure roller rear thermistor open circuited? 4. Check the switching regulator and fuser unit (1) Is the fuser unit installed correctly? (2) Is a harness for the heater lamp open circuited? (Is power supplied to the heater lamp?) (3) Is the connector of the heater lamp disconnected? (4) Check if the thermostat is blown. (5) Is the connector of the switching regulator disconnected? (Check the AC output connector CN409 of the switching regulator and the I/F connector CN403 of the LGC board.) (6) Is the switching regulator damaged? • Replace the switching regulator. 5. Check the LGC board (1) Are the connectors CN301 and CN306 disconnected?. (2) Is the conductor pattern on the board short circuited or open circuited? (3) Replace the LGC board.

Error code:	C462
Description:	Pressure roller heater 40°C detection (Determined)
Causes:	Pressure roller thermistor Fuser unit Power supply LGC board
Remedy:	1.Check the power voltage (1) Check if the power voltage is normal.(Is the voltage during the operation ±10% of the rated voltage?) 2.Check the error detection history (1) Check the error detection history of each temperature detecting element when the error occurred. If any of the elements detects an abnormal temperature, check step 3. 08-1902: Fuser belt center thermopile temperature 08-1903: Fuser belt side thermopile temperature 08-1904: Fuser belt edge thermistor temperature 08-1905: Pressure roller center thermistor temperature 08-4545: Pressure roller rear thermistor temperature 3.Check the pressure roller thermistor. (1) Check if the connector is disconnected. (2) Is the pressure roller center thermistor installed properly? (3) Is the pressure roller rear thermistor contacted with the pressure roller surface securely? (4) Is any of the harnesses for the pressure roller center thermistor and the pressure roller rear thermistor open circuited? 4. Check the switching regulator and fuser unit (1) Is the fuser unit installed correctly? (2) Is a harness for the heater lamp open circuited? (Is power supplied to the heater lamp?) (3) Is the connector of the heater lamp disconnected? (4) Check if the thermostat is blown. (5) Is the connector of the switching regulator disconnected? (Check the AC output connector CN409 of the switching regulator and the I/F connector CN403 of the LGC board.) (6) Is the switching regulator damaged? • Replace the switching regulator. 5. Check the LGC board (1) Are the connectors CN301 and CN306 disconnected?. (2) Is the conductor pattern on the board short circuited or open circuited? (3) Replace the LGC board.

Error code:	C463
Description:	Pressure roller thermistor and edge thermistor temperature difference
Remedy:	1. Check if any paper is clinging to the pressure roller. 2. Check if there is any foreign matter between the pressure roller thermistor (center/side) and the pressure roller. Remove it if any. 3. Replace the pressure roller center thermistor (center/side)

Error code:	C464
Description:	Pressure roller thermistor temperature difference
Causes:	Pressure roller thermistor Fuser unit Power supply LGC board
Remedy:	1.Check the power voltage (1) Check if the power voltage is normal.(Is the voltage during the operation ±10% of the rated voltage?) 2.Check the error detection history (1) Check the error detection history of each temperature detecting element when the error occurred. If any of the elements detects an abnormal temperature, check step 3. 08-1902: Fuser belt center thermopile temperature 08-1903: Fuser belt side thermopile temperature 08-1904: Fuser belt edge thermistor temperature 08-1905: Pressure roller center thermistor temperature 08-4545: Pressure roller rear thermistor temperature 3.Check the pressure roller thermistor. (1) Check if the connector is disconnected. (2) Is the pressure roller center thermistor installed properly? (3) Is the pressure roller rear thermistor contacted with the pressure roller surface securely? (4) Is any of the harnesses for the pressure roller center thermistor and the pressure roller rear thermistor open circuited? 4. Check the switching regulator and fuser unit (1) Is the fuser unit installed correctly? (2) Is a harness for the heater lamp open circuited? (Is power supplied to the heater lamp?) (3) Is the connector of the heater lamp disconnected? (4) Check if the thermostat is blown. (5) Is the connector of the switching regulator disconnected? (Check the AC output connector CN409 of the switching regulator and the I/F connector CN403 of the LGC board.) (6) Is the switching regulator damaged? • Replace the switching regulator. 5. Check the LGC board (1) Are the connectors CN301 and CN306 disconnected?. (2) Is the conductor pattern on the board short circuited or open circuited? (3) Replace the LGC board.

Error code:	C465
Description:	Pressure roller thermistor abnormality after entering ready status (pre-running end temperature abnormality)
Causes:	Power supply unit LGC board
Remedy:	1. Check the pressure roller thermistor (1) Check if the connector is disconnected. (2) Check if the pressure roller thermistor is in contact with the surface of the fuser roller properly. (3) Check if the harness of the pressure roller thermistor is open circuited. 2. Check the LGC board (1) Check if the connector CN332,CN334 is disconnected. (2) Check if the conductor pattern on the board is short circuited or open circuited. (3) Replace the LGC board. 3. Clear the status counter Change the current status counter value (08-400) "5", "6" , "7" , "8" , "18" , "20" , "24" , "26" or "28" to "0"

Error code:	C466
Description:	Pressure roller thermistor abnormality after entering ready status (pre-running end temperature abnormality)
Causes:	Power supply unit LGC board
Remedy:	1. Check the pressure roller thermistor (1) Check if the connector is disconnected. (2) Check if the pressure roller thermistor is in contact with the surface of the fuser roller properly. (3) Check if the harness of the pressure roller thermistor is open circuited. 2. Check the LGC board (1) Check if the connector CN332,CN334 is disconnected. (2) Check if the conductor pattern on the board is short circuited or open circuited. (3) Replace the LGC board. 3. Clear the status counter Change the current status counter value (08-400) "5", "6" , "7" , "8" , "18" , "20" , "24" , "26" or "28" to "0"

Error code:	C467
Description:	Pressure roller thermistor abnormality after entering ready status (temperature abnormality at ready status)
Causes:	Pressure roller thermistor Fuser unit Power supply LGC board
Remedy:	1. Check the pressure roller thermistor (1) Check if the connector is disconnected. (2) Check if the pressure roller thermistor is in contact with the surface of the fuser roller properly. (3) Check if the harness of the pressure roller thermistor is open circuited. 2. Check the LGC board (1) Check if the connector CN332,CN334 is disconnected. (2) Check if the conductor pattern on the board is short circuited or open circuited. (3) Replace the LGC board. 3. Clear the status counter Change the current status counter value (08-400) "5", "6" , "7" , "8" , "18" , "20" , "24" , "26" or "28" to "0"

Error code:	C468
Description:	Pressure roller thermistor abnormality after entering ready status (overheating)
Causes:	Pressure roller thermistor Fuser unit Power supply LGC board
Remedy:	1. Check the pressure roller thermistor (1) Check if the connector is disconnected. (2) Check if the pressure roller thermistor is in contact with the surface of the fuser roller properly. (3) Check if the harness of the pressure roller thermistor is open circuited. 2. Check the LGC board (1) Check if the connector CN332,CN334 is disconnected. (2) Check if the conductor pattern on the board is short circuited or open circuited. (3) Replace the LGC board. 3. Clear the status counter Change the current status counter value (08-400) "5", "6" , "7" , "8" , "18" , "20" , "24" , "26" or "28" to "0"

Error code:	C471
Description:	IH power voltage abnormality or IH initial abnormality (IH board initial abnormality)
Causes:	Duplexing unit interlock switch. Fuser unit Power supply IH board LGC board
Remedy:	1. Check the AC input voltage Check if the AC input voltage is within the specified range. (especially when the heater becomes ON after the power is turned ON (the copier is warming up)) 2. Check the thermostat Check if the thermostat is blown. 3. Check the IH control board (1) Check if the AC input connector on the IH control board, the LGC I/F connectors CN455 is disconnected? (2) Check if the fuse on the IH control board has blown. (3) Replace the IH control board. 4. Check the LGC board (1) Check if the connector CN332,CN334 and CN360 are disconnected. (2) Check if the conductor pattern on the board is short- or open-circuited. (3) Replace the LGC board. 5. Check the switching regurator Check if the connector CN414 are disconnected. 6. Clear the status counter Change the values "10", "11", "12", "13"or "16" of the status counter (08-400) to "0".

Error code:	C472
Description:	IH power voltage abnormality (power supply abnormality)
Causes:	Duplexing unit interlock switch. Fuser unit Power supply IH board LGC board
Remedy:	1. Check the AC input voltage Check if the AC input voltage is within the specified range. (especially when the heater becomes ON after the power is turned ON (the copier is warming up)) 2. Check the thermostat Check if the thermostat is blown. 3. Check the IH control board (1) Check if the AC input connector on the IH control board, the LGC I/F connectors CN455 is disconnected? (2) Check if the fuse on the IH control board has blown. (3) Replace the IH control board. 4. Check the LGC board (1) Check if the connector CN332,CN334 and CN360 are disconnected. (2) Check if the conductor pattern on the board is short- or open-circuited. (3) Replace the LGC board. 5. Check the switching regurator Check if the connector CN414 are disconnected. 6. Clear the status counter Change the values "10", "11", "12", "13"or "16" of the status counter (08-400) to "0".

Error code:	C473
Description:	IH power voltage abnormality (power voltage upper limit abnormality)
Causes:	Power supply IH board
Remedy:	1. Check the AC input voltage Check if the AC input voltage is within the specified range. (especially when the heater becomes ON after the power is turned ON (the copier is warming up)) 2. Check the thermostat Check if the thermostat is blown. 3. Check the IH control board (1) Check if the AC input connector on the IH control board, the LGC I/F connectors CN455 is disconnected? (2) Check if the fuse on the IH control board has blown. (3) Replace the IH control board. 4. Check the LGC board (1) Check if the connector CN332,CN334 and CN360 are disconnected. (2) Check if the conductor pattern on the board is short- or open-circuited. (3) Replace the LGC board. 5. Check the switching regurator Check if the connector CN414 are disconnected. 6. Clear the status counter Change the values "10", "11", "12", "13"or "16" of the status counter (08-400) to "0".

Error code:	C474
Description:	IH power voltage abnormality (power voltage lower limit abnormality)
Causes:	Power supply IH board
Remedy:	1. Check the AC input voltage Check if the AC input voltage is within the specified range. (especially when the heater becomes ON after the power is turned ON (the copier is warming up)) 2. Check the thermostat Check if the thermostat is blown. 3. Check the IH control board (1) Check if the AC input connector on the IH control board, the LGC I/F connectors CN455 is disconnected? (2) Check if the fuse on the IH control board has blown. (3) Replace the IH control board. 4. Check the LGC board (1) Check if the connector CN332,CN334 and CN360 are disconnected. (2) Check if the conductor pattern on the board is short- or open-circuited. (3) Replace the LGC board. 5. Check the switching regurator Check if the connector CN414 are disconnected. 6. Clear the status counter Change the values "10", "11", "12", "13"or "16" of the status counter (08-400) to "0".

Error code:	C476
Description:	IH low power supply

Error code:	C480
Description:	IH abnormality
Causes:	IH board cooling fan-1/-2 IH board LGC board
Remedy:	1. Check the IH control board and LGC board (1) Check if the conductor pattern on the board is short- or open-circuited. (2) Replace the IH control board. (3) Replace the LGC board. (4) Check if the harnesses connecting the IH board and LGC board are open circuited. 2. Clear the status counter Change the values "15" of the status counter (08-400) to "0".

Error code:	C481
Description:	IGBT abnormality
Causes:	IH board LGC board
Remedy:	1. Check the operation of the IH fan Check if the IH fan is rotating normally. (Is the connector securely connected?) 2. Check the IH control board (1) Check if the IGBT or IGBT radiation plate are normal. (Is the radiation plate securely attached?) (2) Check if the conductor pattern on the board is short- or open-circuited. (3) Replace the IH control board. 3. Clear the status counter Change the values "14" of the status counter (08-400) to "0".

Error code:	C490
Description:	IH control circuit abnormality or IH coil abnormality: The IH control circuit is under abnormal conditions, or the IH coil is broken or has a short-circuit.
Causes:	IH board LGC board
Remedy:	1. Check the power voltage Is the voltage normal? (Is the voltage during the operation ±10% of the rated voltage?) 2. Check the IH control board (1) Check if the harness of IH coil is loosened. (2) Check if the conductor pattern on the board is short circuited or open circuited. (3) Replace the IH control board. 3. Check the IH coil (1) Check if the coil is broken or shorted. (2) Replace the IH coil. 4. Clear the status counter Change the current status counter value (08-400) "17" to "0". [C47X], [C481] and [C490] can be cleared by turning OFF and ON the main switch as long as the problem was solved, and the status counter does not have to be changed to "0". The value of the status counter remains until the next service call overwrites the value.

Error code:	C4B0
Description:	Fuser unit counter abnormality
Causes:	LGC board
Remedy:	1. Check the LGC board (1) Check if the conductor pattern on the board is short circuited or open circuited. (2) Check if NVRAM is mounted. (3) Replace the LGC board. 2. Clear the status counter Change the current status counter value (08-400) "30 or more" or "4" to "0".

Error code:	C4B1
Description:	Fuser unit voltage judgment abnormality
Causes:	Fuser unit LGC board Switching regulator IH board
Remedy:	(1) Check if any of the harnesses in the fuser unit is open circuited. (2) Check if any of the connectors CN305, CN306 and CN330 on the LGC board is open circuited. (3) Check if there is any abnormality on the harnesses between the connectors CN305, CN306 and CN330 on the LGC board and the fuser unit. (4) Replace the LGC board. (5) Replace the fuser unit. (6) Check if the AC input connector on the IH board is disconnected. (7) Check if the connector CN404 of the switching regulator is disconnected. (8) Check if the fuse of the IH board has blown. (9) Replace the IH board. (10) Replace the FIL board.

Error code:	C4D0
Description:	Fuser belt thermopile abnormality
Causes:	Thermistor LGC board
Remedy:	1. Check the thermopile (1) Check if the connector of the thermopile is disconnected. (2) Check if the harnesses of the fuser belt center thermopile and the fuser belt side thermopile are open circuited. (3) Replace the thermopile. 2. Check the LGC board (1) Check if the connector CN333 is disconnected. (2) Check if the conductor pattern on the LGC board is open circuited or short circuited. (3) Replace the LGC board. 3. Cancel the service call After repairing the matter which caused the error [C4D0], turn the power OFF and then back ON to cancel the service call. However, the counter value will be stored until it is written over by the value of the other service call.

Error code:	C4E0
Description:	Fuser unit releasing operation abnormality - Though the pressure roller is released, its position cannot be detected.
Causes:	Pressure roller contact/release detection sensor Pressure roller contact/release clutch LGC board
Remedy:	1. Is the pressure roller contact/release detection sensor working? (Perform the input check: 03- [FAX]OFF/[3]/[F]) * If it is working properly, proceed to 7. If not, check 2 to 6 below. 2. Is there any foreign matter or damage on the pressure roller contact/release detection sensor? 3. Check if the drawer connector for the fuser unit or any of connectors on the equipment side is disconnected or open-circuited. 4. Check if the harness between the pressure roller contact/release detection sensor and the connector (CN306) on the LGC board is disconnected or open-circuited. 5. Replace the sensor. 6. Replace the LGC board. 7. Is the pressure roller contact/release clutch working? (Perform the output check: 03-273) * If it is working properly, proceed to 12. If not, check 8 to 11 below. 8. Is the drawer connector for the fuser unit or any of connectors on the equipment side is disconnected or open-circuited? 9. Is the harness between the pressure roller contact/release clutch and the connector (CN311) on the LGC board disconnected or open-circuited? 10.Replace the clutch. 11.Replace the LGC board. 12.If there is any mechanical problem on the fuser unit, fix the mechanism.

Error code:	C4E1
Description:	Fuser unit contacting operation abnormality - Though the pressure roller is contacted, its position cannot be detected.
Causes:	Pressure roller contact/release detection sensor Pressure roller contact/release clutch LGC board
Remedy:	1. Is the pressure roller contact/release detection sensor working? (Perform the input check: 03- [FAX]OFF/[3]/[F]) * If it is working properly, proceed to 7. If not, check 2 to 6 below. 2. Is there any foreign matter or damage on the pressure roller contact/release detection sensor? 3. Check if the drawer connector for the fuser unit or any of connectors on the equipment side is disconnected or open-circuited. 4. Check if the harness between the pressure roller contact/release detection sensor and the connector (CN306) on the LGC board is disconnected or open-circuited. 5. Replace the sensor. 6. Replace the LGC board. 7. Is the pressure roller contact/release clutch working? (Perform the output check: 03-273) * If it is working properly, proceed to 12. If not, check 8 to 11 below. 8. Is the drawer connector for the fuser unit or any of connectors on the equipment side is disconnected or open-circuited? 9. Is the harness between the pressure roller contact/release clutch and the connector (CN311) on the LGC board disconnected or open-circuited? 10.Replace the clutch. 11.Replace the LGC board. 12.If there is any mechanical problem on the fuser unit, fix the mechanism.

Error code:	C4E2
Description:	Fuser belt rotation detection sensor abnormality - The fuser belt does not rotate or incorrectly rotates.
Causes:	Fuser belt rotation detection sensor Detection plate (rotor) Dirty/damaged Fuser roller Deformed/damaged Heat pipe roller bearing Locked (Rotation failure) Bushing Worn Drive plate Bend section broken Gear Teeth damaged, worn LGC board
Remedy:	1. Is the fuser belt rotation detection sensor working? (Perform the input check: 03-[FAX]ON/[4]/[F]) * If it is working properly, proceed to 7. If not, check 2 to 6 below. 2. Check if there is any foreign matter or damage on the fuser belt rotation detection sensor. 3. Check if the connector for the fuser unit or any of connectors on the equipment side is disconnected or open-circuited. 4. Check if the harness between the fuser belt rotation detection sensor and the connector (CN306) on the LGC board is disconnected or open-circuited. 5. Replace the sensor. 6. Replace the LGC board. 7. Is the sensing plate of the fuser belt rotation detection sensor damaged? 8. Check if the fuser belt and its drive section have any abnormality.

Error code:	C4E3
Description:	Fuser motor rotation abnormality
Causes:	Fuser does not rotate normally. Does this error recur?

Error code:	C550
Description:	RADF interface error: Communication error has occurred between the RADF and the scanner.
Causes:	RADF board Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-3210). SLG board
Remedy:	(1) Check if the harness connecting the ADF board and SLG board is disconnected or open circuited. (2) Check if the conductor pattern on the ADF board is short circuited or open circuited. (3) Check if the conductor pattern on the SLG board is short circuited or open circuited. (4) Replace the ADF board. (5) Replace the SLG board.

Error code:	C560
Description:	Communication error between Engine-CPU and PFC
Causes:	PFC board LGC board
Remedy:	(1) Check if the conductor pattern around IC57 and IC58 on LGC board is not short- or opencircuited. (2) Replace the LGC board.

Error code:	C570
Description:	Communication error between Engine-CPU and IPC board
Causes:	LGC board
Remedy:	(1) Check if the LGC board and IPC board are connected properly. (2) Check if the conductor pattern on the IPC board is short circuited or open circuited. (3) Check if the conductor pattern on the LGC board is short circuited or open circuited. (4) Replace the IPC board. (5) Replace the LGC board.

Error code:	C580
Description:	Communication error between IPC board and Finisher
Causes:	LGC board Finisher controller board
Remedy:	(1) Check if the specified finisher is attached. (2) Check if the harness connecting the IPC board and the finisher controller PC board is disconnected or open circuited. (3) Check if the conductor pattern on the IPC board is short circuited or open circuited. (4) Check if the conductor pattern on the finisher controller PC board is short circuited or open circuited. (5) Replace the IPC board. (6) Replace the finisher controller PC board.

Error code:	C5A0
Description:	SRAM board not connected (LGC board)
Causes:	SRAM board LGC board
Remedy:	(1) Check if the SRAM board has been installed properly. (2) Check if the conductor patterns on the SRAM board is short circuited or open circuited. (3) Check if the battery on the SRAM board has not run out. (4) Replace the SRAM board. (5) Replace the LGC board.

Error code:	C5A1
Description:	NVRAM data abnormality (LGC board)
Causes:	SRAM board LGC board
Remedy:	(1) Check if the NVRAM has been installed properly. (2) Check if the conductor patterns on the NVRAM is short circuited or open circuited. (3) Replace the NVRAM. (4) Replace the LGC board.

Error code:	C730
Description:	RADF EEPROM error: Data abnormality occurs during the EEPROM writing of the RADF is performed.
Causes:	RADF board Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-3210).
Remedy:	1. Check the IC-1, -2 and around on the RADF board to see if there is any burnout or shortcircuiting. 2. Replace the Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356).

Error code:	C880
Description:	RADF original feed motor abnormality: An error signal has been detected when the motor is rotating
Causes:	RADF original feed motor RADF board Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-3210).
Remedy:	1. Check if the connector CN76 on the RADF board is disconnected from the RADF original feed motor or the harnesses are open-circuited. Correct if this is the case. 2. Replace the RADF original feed motor.

Error code:	C890
Description:	RADF read motor abnormality: An error signal has been detected when the motor is rotating.
Causes:	RADF read motor RADF board Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-3210).
Remedy:	1. Check if the connector CN76 on the RADF board is disconnected from the RADF read motor or the harnesses are open-circuited. Correct if this is the case. 2. Replace the RADF read motor.

Error code:	C8A0
Description:	RADF original reverse motor abnormality: An error signal has been detected when the motor is rotating.
Causes:	RADF reverse motor RADF board Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-3210).
Remedy:	1. Check if the connector CN77 on the RADF board is disconnected from the RADF original reverse motor or the harnesses are open-circuited. Correct if this is the case. 2. Replace the RADF original reverse motor.

Error code:	C8B0
Description:	RADF original exit motor abnormality: An error signal has been detected when the motor is rotating
Causes:	RADF exit motor RADF board Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-3210).
Remedy:	1. Check if the connector CN78 on the RADF board is disconnected from the RADF oiginal exit motor or the harnesses are open-circuited. Correct if this is the case. 2. Replace the RADF original exit motor.

Error code:	C8C0
Description:	RADF original reading start sensor abnormality: The automatic adjustment for the original reading start sensor has been performed, but is ended unsuccessfully.
Causes:	RADF original reading start sensor RADF board Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-3210).

Error code:	C8E0
Description:	RADF communication protocol abnormality: The system has to be stopped because the control abnormality occurred.
Remedy:	1. Turn the power OFF and then back ON to check if the equipment operates normally.

Error code:	C900
Description:	Connection error between SYS board and LGC board
Causes:	LGC board If the problem is not corrected with the replacement of the LGC board, reinstall the removed LGC board and replace the IMG board. IMG board If the problem is still not corrected with the replacement of the IMG board, reinstall the removed IMG board and replace the SYS board. SYS board
Remedy:	(1) Check if the connector CN423, CN424 on the IMG board and the connector CN319, CN320 on the LGC board are completely inserted. (2) Check if the connector pin between the IMG board (connector CN423, CN424) and the LGC board (connector CN319, CN320) is disconnected. (3) Check if the connector CN422 on the IMG board and the connector CN135 on the SYS board are completely inserted. (4) Check if the connector pin between the IMG board (connector CN422) and the SYS board (connector CN135) is disconnected. (5) Check if the conductor patterns on the IMG board, LGC board and SYS board are short circuited or open circuited. (6) Replace the LGC board if no problem is found in steps from (1) to (5) above. (7) If the problem is not corrected with the replacement of the LGC board, reinstall the removed LGC board and replace the IMG board. (8) If the problem is still not corrected with the replacement of the IMG board, reinstall the removed IMG board and replace the SYS board.

Error code:	C940
Description:	Engine-CPU abnormality
Causes:	LGC board
Remedy:	Is the “Call for Service” displayed even after the power is turned OFF and back ON? → NO → Leave it and see what happens. YES 1. Check if the circuit pattern between the Engine-CPU and FROM is short circuited or open circuited. 2. Replace the LGC board if this error occurs frequently.

Error code:	C962
Description:	LGC board ID abnormality
Causes:	LGC board If the problem is not corrected with the replacement of the LGC board, reinstall the removed LGC board and replace the IMG board. IMG board If the problem is still not corrected with the replacement of the IMG board, reinstall it and ask a specialist to repair it. (Abnormal ID)
Remedy:	(1) Check if the connector CN304 on the LGC board is completely inserted or not disconnected. (2) Check if the connectors CN423 and CN424 on the IMG board and the connectors CN319 and CN320 on the LGC board are completely inserted. (3) Check if the connector pin between the IMG board (connector CN423, CN424) and the LGC board (connector CN319, CN320) is disconnected. (4) Check if the connector CN426 on the IMG board is completely inserted or not disconnected. (5) Check if the conductor patterns on the IMG board and the LGC board are short circuited or open circuited. (6) Replace the LGC board if no problem is found in steps from (1) to (5) above. (7) If the problem is not corrected with the replacement of the LGC board, reinstall the removed LGC board and replace the IMG board. (8) If the problem is still not corrected with the replacement of the IMG board, reinstall it and ask a specialist to repair it. (Abnormal ID)

Error code:	C970
Description:	High-voltage transformer leakage abnormality: The high-voltage leakage of the main charger is detected.
Causes:	Main charger
Remedy:	(1) Is the main charger installed securely? (2) Check if the spring of high-voltage supply contact point is deformed. (3) Check if the main charger wire is broken or the main charger grid is deformed. (4) Check if any foreign matters is on the main charger win or the main charger grid. (5) Replace the High-voltage transformer. (6) Replace the LGC board.

Error code:	C9E0
Description:	Connection error between SLG board and SYS board
Causes:	SLG board If the problem is not corrected with the replacement of the SLG board, reinstall the removed SLG board and replace the IMG board. IMG board If the problem is still not corrected with the replacement of the IMG board, reinstall the removed IMG board and replace the SYS board. SYS board
Remedy:	(1) Check if the connector CN12 on the SLG board is completely inserted or not disconnected. (2) Check if the connector CN421 on the IMG board is completely inserted or not disconnected. (3) Check if the connector pin between the SLG board (connector CN12) and the IMG board (connector CN421) is disconnected, or the harness connecting these boards is short circuited or open circuited. (4) Check if the connector CN422 on the IMG board and the connector CN135 on the SYS board are completely inserted. (5) Check if the connector pin between the IMG board (connector CN422) and the SYS board (connector CN135) is disconnected. (6) Check if the conductor patterns on the SLG board, IMG board and SYS board are short circuited or open circuited. (7) Replace the SLG board if no problem is found in steps from (1) to (6) above. (8) If the problem is not corrected with the replacement of the SLG board, reinstall the removed SLG board and replace the IMG board. (9) If the problem is still not corrected with the replacement of the IMG board, reinstall the removed IMG board and replace the SYS board.

Error code:	CA00
Display:	Unusable Device Remove USB device. Turn the machine off and then back on again. Retry using a USB flash memory drive.
Description:	Image position alignment abnormality
Remedy:	< Invalidating image position alignment control > (1) Turn the power ON while [0] and [8] are pressed simultaneously. (2) Key in “4546”, then press the [START] button. (08-4546: Position adjustment control / Mode setting) (3) Set the value to “0” (not performed automatically). (4) Turn the power OFF. < Checking the abnormal status on image position alignment > (5) Turn the power ON while [0] and [5] are pressed simultaneously. (6) Key in “4720”, then press the [START] button. (7) Press the [START] button again, then check the displayed value. (05-4720-0: Displaying the cause of image position alignment detection error front and rear sides.) (8) Press the [START] button. (9) After [1] is pressed, then press the [START] button. (10) Check the displayed value. (05-4720-1: Displaying the cause of image position alignment detection error center side.) When the error [CA00] occurs, the value between 1 and 255 is displayed. (0: Detection normality on the front and rear sides) (The statues of total 8 sections (4 colors on the front and rear sides) are displayed.) 1 : Y on the rear side detection abnormality (1) 2 : Y on the front side detection abnormality (1) 3 : Y on the front and rear sides detection abnormality 4 : M on the rear side detection abnormality (1) 8 : M on the front side detection abnormality (1) 12 : M on the front and rear sides detection abnormality 16 : C on the rear side detection abnormality (1) 32 : C on the front side detection abnormality (1) 48 : C on the front and rear sides detection abnormality ) 64 : K on the rear side detection abnormality (1) 85 : All colors on the rear side detection abnormality -> (I) 128: K on the front side detection abnormality (1) 170: All colors on the front side detection abnormality -> (I) 192: K on the front and rear sides detection abnormality 255: All colors on the front and rear sides detection abnormality -> (I) Other than the above: Multiple colors detection abnormality (2) The adjustment value is the sum of (1), which, as in the example below, specifies the cause of the detection abnormality. (E.g. 1) 05-4720-0 --- in case of 72 72 = 64 + 8 -> K on the rear side / M on the front side detection abnormality (E.g. 2) 05-4720-0 --- in case of 146 146 = 128 + 18 = 128 + 16 + 2 -> K on the front side / C on the rear side / Y on the front side detection abnormality When the error [CA00] occurs, the value between 1 and 85 is displayed. (0: Detection normality on the center side) (The statues of total 4 sections (4 colors on the front and rear sides) are displayed.) 1 : Y on the center side detection abnormality (3) 4 : M on the center side detection abnormality (3) 16 : C on the center side detection abnormality (3) 64 : K on the center side detection abnormality (3) 85 : All colors on the center side detection abnormality -> (I) Other than the above: Multiple colors detection abnormality (4) The adjustment value is the sum of (3), which, as in the example below, specifies the cause of the detection abnormality. (E.g. 1) 05-4720-0 --- in case of 65 65 = 64 + 1 -> K on the rear side / Y on the front side detection abnormality

Error code:	CA10
Description:	Polygonal motor abnormality: The polygonal motor does not run normally.
Causes:	Polygonal motor Laser unit cooling fan (front) Laser unit cooling fan (rear) LGC board Laser optical unit
Remedy:	Is the polygonal motor rotating? ↓ → NO → (e-STUDIO555/655) 1. Check if the connector CN209 on the PLG board is disconnected. 2. Check if the harness is open circuited and the connector pin is disconnected. 3. Check if the following signals are transmitted on the pins of the connector CN209 on the PLG board. Pin 1: 27±1V, Pin 2: GND, Pin 5: Less than or equal to 1V (Lo), Pin 4: Less than or equal to 0.7 V (Lo), Pin 3: Do not touch. 4. Check if the conductor pattern on the PLG board is short circuited or open circuited. 5. Replace the laser optical unit. 6. Replace the PLG board. (e-STUDIO755/855) 1. Check if the connector CN206 on the PLG board is disconnected. 2. Check if the harness is open circuited and the connector pin is disconnected. 3. Check if the following signals are transmitted on the pins of the connector CN206 on the PLG board. Pin 5: 24±1V, Pin 4: GND, Pin 3: Less than or equal to 1V (Lo), Pin 2: Less than or equal to 0.7 V (Lo), Pin 1: Do not touch. 4. Check if the conductor pattern on the PLG board is short circuited or open circuited. 5. Replace the laser optical unit. 6. Replace the PLG board. YES Is the deformed image output? ↓ → NO → (e-STUDIO555/655) 1. Check if the connector CN209 on the PLG board is about to be disconnected. 2. Check if the harness is about to be open circuited and the connector pin is disconnected. 3. Check if the following signals are transmitted on the pins of the connector CN209 on the PLG board. Pin 1: 27±1V, Pin 2: GND, Pin 5: Less than or equal to 1V (Lo), Pin 4: Less than or equal to 0.7 V (Lo), Pin 3: Do not touch. 4. Check if the conductor pattern on the PLG board is short circuited or open circuited. 5. Check if the laser unit cooling fan is not stopped. 6. Check if the intake area of the laser unit cooling fan is not blocked. 7. Replace the laser optical unit. 8. Replace the PLG board. (e-STUDIO755/855) 1. Check if the connector CN206 on the PLG board is about to be disconnected. 2. Check if the harness is about to be open circuited and the connector pin is disconnected. 3. Check if the following signals are transmitted on the pins of the connector CN206 on the PLG board. Pin 5: 24±1V, Pin 4: GND, Pin 3: Less than or equal to 1V (Lo), Pin 2: Less than or equal to 0.7 V (Lo), Pin 1: Do not touch. 4. Check if the conductor pattern on the PLG board is short circuited or open circuited. 5. Check if the laser unit cooling fan is not stopped. 6. Check if the intake area of the laser unit cooling fan is not blocked. 7. Replace the laser optical unit. 8. Replace the PLG board. YES 1. Check if the conductor pattern on the PLG board is short circuited or open circuited. 2. Check if the grounding wire of the high-voltage unit (e.g. developer unit, transfer unit) is grounded securely. 3. Check if the bias contact point of the high-voltage unit is contacted securely. (Check if the point is not stained either.) 4. Check if the metal plates of the transport system are grounded securely. 5. Check if the equipment is grounded securely? 6. Check if the laser unit cooling fan is not stopped. 7. Check if the intake area of the laser unit cooling fan is not blocked. 8. Replace the laser optical unit.

Error code:	CA20
Description:	H-sync detection error: Laser beam cannot be detected at the SNS board.
Causes:	LGC board Laser optical unit
Remedy:	(e-STUDIO555/655) Is the harness connecting the connector (J207) on the PLG board and the connector on the LDR1 board open circuited? Are the connectors damaged or disconnected? Is the harness connecting the connector (CN202) on the PLG board and the connector on the SNS board open circuited? Are the connectors damaged or disconnected? (e-STUDIO755/855) Is the harness connecting the connector (J207) on the PLG board and the connector on the LDR1 board open circuited? Are the connectors damaged or disconnected? Is the harness connecting the connector (J208) on the PLG board and the connector on the LDR1 board open circuited? Are the connectors damaged or disconnected? Is the harness connecting the connector (J210) on the PLG board and the connector on the SNS board open circuited? Are the connectors damaged or disconnected? ↓ → NO → (e-STUDIO555/655) 1. Replace the harness. Reconnect the connector. 2. Check if the connector(J207) on PLG board hold the harness securely? 3. Check if the following signals are transmitted on the pin of the connector(CN1) on the PLG board? Pin 1: 5V, Pin 3: 0V 4. Replace the laser optical unit. (e-STUDIO755/855) 1. Replace the harness. Reconnect the connector. 2. Check if the connector(J207,J208) on PLG board hold the harness securely? 3. Replace the laser optical unit. YES 1. Check if the conductor pattern on the PLG board is short circuited or open circuited. 2. Check if the grounding wire of the high-voltage unit (e.g. developer unit, transfer unit) is grounded securely. 3. Check if the bias contact point of the high-voltage unit is contacted securely. (Check if the point is not stained either.) 4. Check if the metal plates of the transport system are grounded securely. 5. Check if the equipment is grounded securely? 6. Replace the laser optical unit.

Error code:	CA47
Description:	SNS board abnormality: The SNS board does not operate due to disconnection or the harness breaking.
Causes:	LGC board Laser optical unit
Remedy:	(1) Is the relay connector CN212 (4-pin connector) disconnected or almost disconnected? (Are they locked with the latches?) (2) Is the harness between the LGC board (CN327) and the SNS board open circuited, broken or disconnected? (3) Check if the conductor pattern on the LGC board is short circuited or open circuited. (4) Replace the LGC board. (5) Replace the laser optical unit.

Error code:	CB00
Description:	Finisher not connected: Communication error has occurred between the equipment and finisher. [MJ1103/1104]
Causes:	Finisher control board. LGC board
Remedy:	MJ-1103/1104 1. Check if the MJ-1103/1104 is set as the specified finisher on the equipment. 2. Check if the harness connecting the converter PC board and the finisher controller PC board is disconnected or open circuited. 3. Check if the conductor pattern on the converter PC board is open circuited or short circuited. 4. Check if the conductor pattern on the finisher controller PC board is open circuited or short circuited. 5. Replace the converter PC board. 6. Replace the finisher control PC board.

Error code:	CB01
Description:	Finisher communication error: Communication error has occurred between the equipment and finisher. [MJ-1103/1104]
Causes:	Finisher control board. LGC board
Remedy:	MJ-1103/1104 1. Check if the MJ-1103/1104 is set as the specified finisher on the equipment. 2. Check if the harness connecting the converter PC board and the finisher controller PC board is disconnected or open circuited. 3. Check if the conductor pattern on the converter PC board is open circuited or short circuited. 4. Check if the conductor pattern on the finisher controller PC board is open circuited or short circuited. 5. Replace the converter PC board. 6. Replace the finisher control PC board.

Error code:	CB10
Description:	Feed motor abnormality: The feed motor does not run normally or the stack feed roller does not move normally.
Causes:	Entrance motor Finisher control board
Remedy:	[Procedure 1] Is second feed motor (M8) rotating in reverse at the fixed timing? → NO → Replace second feed motor or finisher controller PC board. YES Is the shutter securely attached to the shutter upper/lower bars? → NO → Attach it securely. YES Turn the feed roller-2 in reverse by hand. Do the shutter upper/lower bars move up and down? l → NO → Fix the mechanism including the shutter upper/lower bars and gears of the feed roller-2. YES Is the shutter closed detecting switch (MS4) working normally? → NO → Replace the switch. YES Replace the finisher controller PC board. [Procedure 2] Is second feed motor (M8) rotating in reverse at the fixed timing? → NO → Replace second feed motor or finisher controller PC board. YES Is the shutter securely attached to the shutter upper/lower bars? → NO → Attach it securely. YES Turn feed roller-2 in reverse by hand. Do the shutter upper/lower bars move up and down? l → NO → Fix the mechanism including the shutter upper/lower bars and gears of the feed roller-2. YES Is the shutter open sensor (PI5) working normally? → NO → Replace the sensor. YES Replace the finisher controller PC board. [Procedure 3] Check the safety zone switch (MS3). Is the switch working normally? → NO → Replace the switch. YES Is the safety zone switch (MS3) correctly pressed? → NO → Fix the mechanism. YES Is the shutter closed detecting switch (MS4) working normally? → NO → Replace the switch. YES Is the shutter closed detecting switch (MS4) correctly pressed? → NO → Fix the mechanism. YES Replace the finisher controller PC board.

Error code:	CB11
Description:	Buffer tray guide motor abnormality: The buffer tray guide motor is not rotating or the buffer tray guide is not moving normally. [MJ-1103/1104]
Causes:	Buffer tray guide motor. Finisher control board
Remedy:	MJ-1103/1104 Is there any mechanical problem when the buffer tray guide is opened/closed while the buffer roller is lifted up? YES Fix the mechanism. NO Is the harness between the buffer tray guide motor (M3) and the finisher control PC board (CN18) disconnected or open circuited? l YES • Reconnect the connector securely. • Replace the harness. NO 1. Replace the buffer tray guide motor (M3). 2. Replace the finisher control PC board.

Error code:	CB12
Description:	Buffer roller drive motor abnormality: The buffer roller drive motor is not rotating or the buffer roller is not moving normally. [MJ-1103/1104]
Causes:	Buffer roller drive motor Finisher control board
Remedy:	MJ-1103/1104 Is there any mechanical problem when the buffer roller is rotated? YES Fix the drive mechanism. NO Is the harness between the buffer roller drive motor (M6) and the finisher control PC board (CN18) disconnected or open circuited? l YES • Reconnect the connector securely. • Replace the harness. NO 1. Replace the buffer roller drive motor (M6). 2. Replace the finisher control PC board.

Error code:	CB13
Description:	Finisher exit motor abnormality
Causes:	Exit motor. Finisher control board
Remedy:	Is there any mechanical problem when the exit roller is rotated? YES Fix the mechanism. NO Is the harness between the exit motor (M11) and the CN13 of the finisher control PC board (FIN) disconnected or open circuited? l YES • Reconnect the connector securely if there is any disconnection. • Replace the harness if open circuited. NO 1. Replace the exit motor (M11). 2. Replace the finisher control PC board (FIN).

Error code:	CB14
Description:	Paper holding arm motor abnormality
Causes:	Assist arm motor Finisher control board
Remedy:	[CB14] Paper pusher arm motor (M10) abnormality Is there any mechanical problem when the paper pusher cam is rotated? YES Fix the drive mechanism. NO Is the harness between the assist arm motor (M10) and the CN13 of the finisher control PC board (FIN) disconnected or open circuited? l YES • Reconnect the connector securely if there is any disconnection. • Replace the harness if open circuited. NO 1. Replace the buffer roller drive motor (M10). 2. Replace the finisher control PC board (FIN).

Error code:	CB30
Description:	Tray lift motor abnormality
Causes:	Movable tray shift motor Movable tray position-A/-B/-C sensor Finisher control board
Remedy:	[Procedure 1] Is the tray 1 home position sensor (PI8) working properly? → NO → Replace the tray 1 home position sensor. YES Is the tray 1 lifting mechanism working properly? → NO → Correct the defect of the mechanism. YES Is 24V supplied to the tray1 lifting motor (M5) from the finisher control board at the timing of tray driving? → NO → Replace the finisher control board. YES Is the harness between the finisher control board and tray 1 lifting motor normal? → NO → Replace the harness. YES Replace the tray 1 lifting motor. [Procedure 2] Is the tray 1 lifted/lowered? ↓ → YES → Is the wiring between the finisher controller PC board and tray 1 lifting motor normal? → NO → Correct the wiring. YES Replace the tray 1 lifting motor. NO Is the power supplied to the motor from the finisher control board at the timing of tray 1 lifting? → NO → Replace the finisher control board. YES Correct the defect of the mechanism. [Procedure 3] Is the tray 2 home position sensor (PI25) working properly? → NO → Replace the tray 2 home position sensor. YES Is the tray 2 lifting mechanism working properly? → NO → Correct the defect of the mechanism. YES Is 24V supplied to the tray 2 lifting motor (M10) from the finisher control board at the timing of tray driving? → NO → Replace the finisher control board. YES Is the harness between the finisher control board and tray 2 lifting motor normal? → NO → Replace the harness. YES Replace the tray 2 lifting motor. [Procedure 4] Is the tray 2 lifted/lowered? ↓ → YES → Is the harness between the finisher control board and tray 2 lifting motor normal? → NO → Correct the wiring. YES Replace the tray 2 lifting motor. NO Is the power supplied to the motor from the finisher control board at the timing of tray 2 lifting? → NO → Replace the finisher control board. YES Is there any abnormality at the tray 2 lifting mechanism? → YES → Correct the defect of the mechanism. NO Replace the tray 2 lifting motor. [Procedure 5] Is the tray lifting mechanism working properly? → NO → Correct the defect of the mechanism. YES Is the tray coming close detection switch working properly? → NO → Replace the switch. YES Replace the finisher controller PC board.

Error code:	CB31
Description:	Movable tray paper-full detection error: The actuator of the movable tray paper-full detection sensor does not move smoothly. [MJ-1103/1104]
Causes:	Movable tray paper-full detection sensor Movable tray position-A/-B/-C sensor Finisher control board
Remedy:	MJ-1103/1104 Is there any mechanical problem when the actuator of the movable tray paper-full detection sensor (S16) is moved? YES Fix the mechanism. NO Is there a disconnection of the connector, incorrect installation or breakage of the movable tray paper-full detection sensor (S16)? YES • Connect the connector securely. • Reinstall the sensor correctly. • Replace the sensor. NO Is the harness between the movable tray paper-full detection sensor (S16) and the finisher control PC board (CN12) disconnected or open circuited? l YES • Reconnect the connector securely. • Replace the harness. NO Replace the finisher control PC board.

Error code:	CB40
Description:	Alignment motor (rear) abnormality: The alignment motor (rear) does not run normally or the alignment plate does not move normally
Causes:	Front alignment motor Finisher control board
Remedy:	Is the alignment guide home position sensor (PI6) working normally? → NO → Replace the sensor. YES Is the wiring between the finisher controller PC board and the alignment motor (M3) correct? → YES → Correct the wiring. NO Is there any mechanical problem with the alignment guide movement path? → YES → Fix the mechanism. NO Is the problem solved by replacing the alignment motor? → NO → Replace the finisher controller PC board. YES END

Error code:	CB50
Description:	Staple motor abnormality: The staple motor does not run normally or the stapler does not move normally.
Causes:	Stapler Finisher control board
Remedy:	Is the wiring between the finisher controller PC board and the stapler normal? → NO → Correct the wiring. YES Is the problem solved by replacing the stapler? → YES → END NO Replace the finisher controller PC board.

Error code:	CB51
Description:	Stapler shift home position error: The stapler is not at the home position. [MJ-1103/1104]
Causes:	Stapler Stapler unit home position sensor Stapler unit shift motor Finisher control board
Remedy:	MJ-1103/1104 Is there any mechanical problem when the stapler is moved? YES Fix the mechanism. NO Is there a disconnection of the connector, incorrect installation or breakage of the stapler unit home position sensor (S10)? YES • Connect the connector securely. • Reinstall the sensor correctly. • Replace the sensor. NO Is the harness between the stapler unit home position sensor (S10) and the finisher control PC board (CN1) disconnected or open circuited? l YES • Reconnect the connector securely. • Replace the harness. NO Is the harness between the stapler unit shift motor (M4) and the finisher control PC board (CN5) disconnected or open circuited? l YES • Reconnect the connector securely. • Replace the harness. NO Replace the finisher control PC board.

Error code:	CB60
Description:	Stapler shift motor abnormality: The stapler shift motor does not run normally or the Staple Unit does not move normally.
Causes:	Stapler Stapler unit shift motor Finisher control board
Remedy:	Is the stapler shift home position sensor (PI7) working normally? → NO → Replace the sensor. YES Is the wiring between the finisher controller PC board and the stapler shift motor (M4) correct? → YES → Correct the wiring. NO Is there any mechanical problem with the stapler stand motion path? → YES → Fix the mechanism. NO Try replacing the staple shift motor. Is the problem corrected? → YES → END NO Replace the finisher controller PC board.

Error code:	CB80
Description:	Backup RAM data abnormality: 1. Abnormality of checksum value on the finisher controller PC board is detected when the power is turned ON. 2. Abnormality of checksum value on the punch controller PC board is detected when the power is turned ON.
Causes:	Finisher control board
Remedy:	Is the problem solved by turning the power of the equipment OFF and ON? → YES → End. NO Replace the finisher controller PC board. Replace tha punch driver PC board.

Error code:	CB81
Description:	Flash ROM abnormality: Abnormality of checksum value on finisher controller PC board is detected when the power is turned ON. [MJ-1103/1104]
Causes:	Finisher control board
Remedy:	MJ-1103/1104 Is the error recovered when the power of the equipment is turned OFF and then back ON? YES End. NO 1. Check if the conductor pattern on the finisher controller PC board is open circuited or short circuited. 2. Replace the finisher control PC board.

Error code:	CB82
Description:	Finisher - Main CPU program error
Causes:	Finisher control board
Remedy:	1. Update the firmware version of the finisher control PC board (FIN). 2. Replace the finisher control PC board (FIN).

Error code:	CB83
Description:	Saddle Stitch Finisher - Main CPU program error
Causes:	Saddle control PC board
Remedy:	1. Update the firmware version of the saddle control PC board (ADL). 2. Replace the saddle control PC board (SDL).

Error code:	CB84
Description:	Hole Punch Unit - Main CPU program error
Causes:	Hole punch control PC board
Remedy:	Is the firmware version of the PNC board (HP) latest? YES Update the firmware of the PNC board (HP). NO Replace the hole punch control PC board (HP).

Error code:	CB91
Description:	Saddle Stitch Finisher flash ROM abnormality
Causes:	Saddle controller PC board
Remedy:	Is the error recovered when the power of the equipment is turned OFF and then back ON? YES End. NO 1. Check if the conductor pattern on the saddle controller PC board (SDL) is open circuited or short circuited. 2. Replace the saddle control PC board (SDL).

Error code:	CB92
Description:	Saddle Stitch Finisher RAM abnormality
Causes:	Saddle controller PC board
Remedy:	Is the error recovered when the power of the equipment is turned OFF and then back ON? YES End. NO Replace the Saddle control PC board (SDL).

Error code:	CB93
Description:	Additional folding motor abnormality
Causes:	Additional folding motor Saddle control PC board
Remedy:	Is there any mechanical problem when the additional folding carrier is moved? YES Fix the mechanism. NO Is the harness between the additional folding motor (M20) and the CN18 of the saddle control PC board (SDL) disconnected or open circuited? l YES • Reconnect the connector securely if there is any disconnection. • Replace the harness if open circuited. NO 1. Replace the additional folding motor (M20). 2. Replace the saddle control PC board (SDL).

Error code:	CB94
Description:	Saddle transport motor abnormality
Causes:	Saddle transport motor Saddle control PC board
Remedy:	Is there any mechanical problem when the transport rollers are rotated? YES Fix the mechanism. NO Is the harness between the saddle transport motor (M16) and the CN18 of the saddle control PC board (SDL) disconnected or open circuited? l YES • Reconnect the connector securely if there is any disconnection. • Replace the harness if open circuited. NO 1. Replace the saddle transport motor (M16). 2. Replace the saddle control PC board (SDL).

Error code:	CB95
Description:	Stacker motor abnormality
Causes:	Stacker motor Saddle control PC board
Remedy:	Is there any mechanical problem when the stacker carrier is moved? YES Fix the mechanism. NO Is the harness between the stacker motor (M14) and the CN4 of the saddle control PC board (SDL) disconnected or open circuited? l YES • Reconnect the connector securely if there is any disconnection. • Replace the harness if open circuited. NO Replace the saddle control PC board (SDL).

Error code:	CBA0
Description:	Stitch motor (front) abnormality: The stitch motor (front) does not run normally or the rotational cam does not move normally.
Causes:	Stitcher home position switch Stitcher motor Saddle control PC board
Remedy:	Are the front and rear stitchers and their stands installed properly? → NO → Install them properly. YES Are the stitcher home position switches (MS7S/MS5S) on the front and rear stitchers working normally? → NO → Replace the front or rear stitcher. YES Are the front and rear stitchers operating at the fixed timing? → NO → Replace the front or rear stitcher. YES Check the wiring between the stitcher and saddle stitcher controller PC board. If there is no problem, replace the controller PC board.

Error code:	CBB0
Description:	Stitch motor (rear) abnormality: The stitch motor (rear) does not run normally or the rotational cam does not move normally.
Causes:	Stitcher home position switch Stitcher motor Saddle control PC board
Remedy:	Are the front and rear stitchers and their stands installed properly? → NO → Install them properly. YES Are the stitcher home position switches (MS7S/MS5S) on the front and rear stitchers working normally? → NO → Replace the front or rear stitcher. YES Are the front and rear stitchers operating at the fixed timing? → NO → Replace the front or rear stitcher. YES Check the wiring between the stitcher and saddle stitcher controller PC board. If there is no problem, replace the controller PC board.

Error code:	CBC0
Description:	Alignment motor abnormality: The alignment motor does not run normally or the alignment plate does not move normally.
Causes:	Alignment plate home position sensor Alignment motor Saddle control PC board
Remedy:	Is the alignment plate home position sensor (PI5S) working normally? → NO → Replace the sensor. YES Is the alignment motor (M5S) operating at the fixed timing? → YES → Replace the saddle stitcher controller PC board. NO Is the alignment plate drive mechanism normal? → NO → Fix the mechanism. YES Is the problem solved by replacing the alignment motor (M5S)? → NO → Replace the saddle stitcher controller PC board. YES END

Error code:	CBE0
Description:	Paper folding motor abnormality: The paper folding motor does not run normally or the paper folding roller does not move normally.
Causes:	Paper folding motor clock sensor Paper folding home position sensor Paper folding motor Saddle control PC board
Remedy:	Is the paper folding motor clock sensor (PI4S) working normally? → NO → Replace the sensor. YES Is the paper folding home position sensor (PI21S) working normally? → NO → Replace the sensor. YES Is the paper folding motor (M2S) operating at the fixed timing? → YES → Replace the saddle stitcher controller PC board. NO Is the paper folding roller drive mechanism normal? → NO → Fix the mechanism. YES Is the problem solved by replacing the paper folding motor (M2S)? → NO → Replace the saddle stitcher controller PC board. YES END

Error code:	CC20
Description:	Communication error between Finisher and Saddle Stitch section: Communication error has occurred between the finisher controller PC board and the saddle stitcher controller PC board.
Causes:	Finisher control PC board Saddle control PC board
Remedy:	Is the problem solved by turning OFF and ON the power switch of the equipment? → YES → END NO Is the wiring between the finisher controller PC board and the saddle stitcher controller PC board connected? → YES → Connect the wiring. NO Measure the voltage between J3-2 (+) and J3-1 (-) on the finisher controller PC board. Is it DC 5V? → NO → Replace the finisher controller PC board. YES Replace the saddle stitcher controller PC board.

Error code:	CC30
Description:	Stack transport motor abnormality: The stack transport motor is not rotating or the stack transport belt is not moving normally. [MJ-1103/1104]
Causes:	Stack transport motor Finisher control PC board
Remedy:	MJ-1103/1104 Is there any mechanical problem when the stack transport belt is moved? YES Fix the mechanism. NO Is the harness between the stack transport motor (M5) and the finisher control PC board (CN10) disconnected or open circuited? l YES • Reconnect the connector securely. • Replace the harness. NO 1. Replace the stack transport motor (M5). 2. Replace the finisher control PC board.

Error code:	CC31
Description:	Transport motor abnormality: The transport motor is not rotating or the stack transport roller -1 and -2 is not rotating normally. [MJ-1103/1104]
Causes:	Transport motor Finisher control PC board
Remedy:	MJ-1103/1104 Is there any mechanical problem when the stack transport roller -1 and -2 are rotated? YES Fix the mechanism. NO Is the harness between the transport motor (M2) and the finisher control PC board (CN5) disconnected or open circuited? l YES • Reconnect the connector securely. • Replace the harness. NO 1. Replace the transport motor (M2). 2. Replace the finisher control PC board.

Error code:	CC41
Description:	Paper holder cam home position abnormality: The paper holder cam is not at the home position. [MJ1103/1104]
Causes:	Paper holder home position sensor Finisher control PC board
Remedy:	MJ-1103/1104 Is there any mechanical problem when the paper holder cam is rotated? YES Fix the mechanism. NO Is the harness between the paper holder home position sensor (S6) and the finisher control PC board (CN17) disconnected or open circuited? l YES • Reconnect the connector securely. • Replace the harness. NO 1. Replace the paper holder home position sensor (S6). 2. Replace the finisher control PC board.

Error code:	CC51
Description:	Sideways adjustment motor (M2) abnormality: Sideways adjustment motor is not rotating or puncher is not shifting normally. [MJ-1103/1104 (when MJ-6102 is installed)]
Causes:	Sideways adjustment motor Sideways deviation home position sensor Hole punch control PC board
Remedy:	MJ-1103/1104 (When MJ-6102 is installed) Is there any paper remaining on the transport path? YES Remove the paper. NO Rotate the sideways adjustment motor (M2). Does it rotate smoothly? NO Fix the mechanism. YES Are the sideways deviation home position sensor (S3) and its wiring correct? NO Replace the sensor. Correct the wiring. YES Is the wiring between the hole punch control PC board (HP) and sideways adjustment motor (M2) correct? NO Correct the wiring. YES 1. Replace the punch sideways adjustment motor (M2). 2. Replace the hole punch control PC board (HP).

Error code:	CC52
Description:	Skew adjustment motor (M1) abnormality: Skew adjustment motor is not rotating or puncher is not shifting normally. [MJ-1103/1104 (when MJ-6102 is installed)]
Causes:	Skew adjustment motor Skew home position sensor Hole punch control PC board
Remedy:	MJ-1103/1104 (When MJ-6102 is installed) Is there any paper remaining on the transport path? YES Remove the paper. NO Rotate the skew adjustment motor (M1). Does it rotate smoothly? NO Fix the mechanism. YES Are the skew home position sensor (S2) and its wiring correct? NO Replace the sensor. Correct the wiring. YES Is the wiring between the hole punch control PC board (HP) and skew adjustment motor (M1) correct? NO Correct the wiring. YES 1. Replace the skew adjustment motor (M1). 2. Replace the hole punch control PC board (HP).

Error code:	CC60
Description:	Punch motor abnormality: The punch motor does not run normally or the puncher does not move normally.
Causes:	Punch home position sensor Punch motor clock sensor Punch motor Hole punch control PC board Finisher control PC board
Remedy:	Is the punch motor clock sensor ((PI2P) working normally? → NO → Replace the sensor. YES Is the punch home sensor (PI3P) working normally? → NO → Replace the sensor. YES Is the wiring between the punch home sensor (PI3P) and finisher controller PC board correct? → NO → Correct the wiring. YES Is the punching mechanism normal? → YES → Fix the mechanism. NO Is the problem solved by replacing the punch motor (M1P) ? → YES → END NO Is the problem solved by replacing the punch driver board? → YES → END NO Replace the finisher controller PC board.

Error code:	CC61
Description:	Punch motor (M3) home position detection error: Punch motor is not rotating or puncher is not shifting normally. [MJ-1103/1104 (when MJ-6102 is installed)]
Causes:	Punch motor Punch home position sensor Hole punch control PC board
Remedy:	MJ-1103/1104 (When MJ-6102 is installed) Is there any paper remaining on the transport path? YES Remove the paper. NO Rotate the punch motor (M3). Does it rotate smoothly? NO Fix the mechanism. YES Are the punch home position sensor (S4) and its wiring correct? NO Replace the sensor. Correct the wiring. YES Is the wiring between the hole punch control PC board (HP) and punch motor (M3) correct? NO Correct the wiring. YES 1. Replace the punch motor (M3). 2. Replace the hole punch control PC board (HP).

Error code:	CC71
Description:	Punch ROM checksum error: Abnormality of checksum value on Hole punch controller PC board is detected when the power is turned on. [MJ-1103/ 1104 (when MJ-6102 is installed)]
Causes:	Hole punch control PC board
Remedy:	Download the latest version of the PNC board (HP) firmware again and then check its operation. NO Replace the hole punch control PC board (HP).

Error code:	CC72
Description:	Punch RAM read/write error: Abnormality of checksum value on Hole punch controller PC board is detected when the power is turned on. [MJ-1103/ 1104 (when MJ-6102 is installed)]
Causes:	Hole punch control PC board
Remedy:	Download the latest version of the PNC board (HP) firmware again and then check its operation. NO Replace the hole punch control PC board (HP).

Error code:	CC73
Description:	Punching device power supply abnormality
Causes:	Hole punch control PC board
Remedy:	Download the latest version of the PNC board (HP) firmware again and then check its operation. NO Replace the hole punch control PC board (HP).

Error code:	CC74
Description:	Punch unit transport pulse abnormality
Causes:	Hole punch control PC board
Remedy:	Download the latest version of the PNC board (HP) firmware again and then check its operation. NO Replace the hole punch control PC board (HP).

Error code:	CC80
Description:	Rear alignment motor abnormality: The rear alignment motor is not rotating or the rear alignment plate is not moving normally. [MJ-1029]
Causes:	Rear alignment motor Finisher control PC board
Remedy:	Is the alignment guide home position sensor (PI29) working normally? → NO → Replace the sensor. YES Is the wiring between the finisher controller PC board and the alignment motor (M11) correct? → YES → Correct the wiring. NO Is there any mechanical problem with the alignment guide movement path? → YES → Fix the mechanism. NO Is the problem solved by replacing the alignment motor? → NO → Replace the finisher controller PC board. YES END

Error code:	CD60
Description:	Sub-hopper toner sensors abnormality.
Causes:	Sub-hopper toner sensor-K/-C/-M/-Y EPU board LGC board
Remedy:	(1) Check if there is any abnormality on the connector between the equipment and the EPU tray of the process unit. (05-2788) (2) Check if the sub-hopper tone sensor is working normally. K: 03-[FAX]ON/[0]/[C], C: 03-[FAX]ON/[0]/[F], M: 03-[FAX]ON/[9]/[A], Y: 03-[FAX]ON/[9]/[D] (3) If it is not working normally, check if the harness of the sub-hopper toner sensor is disconnected. (4) Check if the connectors (CN558, CN551) on the EPU board are securely connected. (5) Check if the conductor pattern on the EPU board or the harness is open circuited or short circuited. (6) Replace the sub-hopper toner sensor. (7) Replace the EPU board. (8) Replace the LGC board.

Error code:	CD61
Description:	Sub-hopper toner motor-Y abnormality.
Causes:	Sub-hopper toner motor-K/-C/-M/-Y EPU board LGC board
Remedy:	(1) Check if there is any abnormality on the connector between the equipment and the EPU tray of the process unit. (05-2788) (2) Check if the sub-hopper toner motor is rotating. (Input check: 03-[FAX]OFF/[4]/[D/E/F/G]) (3) Is the sub-hopper toner supply motor locked? (Is there any foreign matter or toner-clump in the sub-hopper? (4) Check if the connector of the sub-hopper toner motor is disconnected. (5) Check if the connectors on the EPU board (CN553, 554, 555, and 556) are disconnected, or the harness is open circuited or short circuited. (6) Replace the sub-hopper toner motor. (7) Replace the EPU board. (8) Replace the LGC board.

Error code:	CD62
Description:	Sub-hopper toner motor-M abnormality.
Causes:	Sub-hopper toner motor-K/-C/-M/-Y EPU board LGC board
Remedy:	(1) Check if there is any abnormality on the connector between the equipment and the EPU tray of the process unit. (05-2788) (2) Check if the sub-hopper toner motor is rotating. (Input check: 03-[FAX]OFF/[4]/[D/E/F/G]) (3) Is the sub-hopper toner supply motor locked? (Is there any foreign matter or toner-clump in the sub-hopper? (4) Check if the connector of the sub-hopper toner motor is disconnected. (5) Check if the connectors on the EPU board (CN553, 554, 555, and 556) are disconnected, or the harness is open circuited or short circuited. (6) Replace the sub-hopper toner motor. (7) Replace the EPU board. (8) Replace the LGC board.

Error code:	CD63
Description:	Sub-hopper toner motor-C abnormality.
Causes:	Sub-hopper toner motor-K/-C/-M/-Y EPU board LGC board
Remedy:	(1) Check if there is any abnormality on the connector between the equipment and the EPU tray of the process unit. (05-2788) (2) Check if the sub-hopper toner motor is rotating. (Input check: 03-[FAX]OFF/[4]/[D/E/F/G]) (3) Is the sub-hopper toner supply motor locked? (Is there any foreign matter or toner-clump in the sub-hopper? (4) Check if the connector of the sub-hopper toner motor is disconnected. (5) Check if the connectors on the EPU board (CN553, 554, 555, and 556) are disconnected, or the harness is open circuited or short circuited. (6) Replace the sub-hopper toner motor. (7) Replace the EPU board. (8) Replace the LGC board.

Error code:	CD64
Description:	Sub-hopper toner motor-K abnormality.
Causes:	Sub-hopper toner motor-K/-C/-M/-Y EPU board LGC board
Remedy:	(1) Check if there is any abnormality on the connector between the equipment and the EPU tray of the process unit. (05-2788) (2) Check if the sub-hopper toner motor is rotating. (Input check: 03-[FAX]OFF/[4]/[D/E/F/G]) (3) Is the sub-hopper toner supply motor locked? (Is there any foreign matter or toner-clump in the sub-hopper? (4) Check if the connector of the sub-hopper toner motor is disconnected. (5) Check if the connectors on the EPU board (CN553, 554, 555, and 556) are disconnected, or the harness is open circuited or short circuited. (6) Replace the sub-hopper toner motor. (7) Replace the EPU board. (8) Replace the LGC board.

Error code:	CD71
Description:	Waste toner transport motor locking error: The auger in the waste toner transport path does not rotate.
Causes:	Waste toner transport motor Auger lock detection sensor EPU board LGC board
Remedy:	(1) Pull out the process unit, rotate the gear counterclockwise and check if the load is extremely heavy. (2) Is the load still extremely heavy after the gear is rotated for a while to discharge the toner from the waste toner transport path? (3) Is the load still extremely heavy after the actuator is removed, the auger is pulled out and clean them? (4) Check if there is any abnormality of the mechanism in the waste toner transport path. (5) Does the waste toner transport motor (M31) rotate? (Output check: 03-234) (6) Are the connector of the waste toner transport motor and the relay connector disconnected? (7) Is the driving gear of the waste toner transport motor damaged or abnormal? (8) Is the connector (CN331) on the LGC board disconnected? (9) Check if the connector pins are disconnected or the harnesses are open-circuited. (10) Check if the conductor pattern on the LGC board is short circuited or open circuited. (11) Replace the waste toner transport motor. (12) Replace the LGC board. (13) Are the auger lock detection sensor (S42) working? (Input check: 03-[FAX]ON/[0]/[B]) (14) Check if each Normal/Highlighted display is reflected correctly to judge the malfunction. (15) Is the connector of the auger lock sensor disconnected? (16) Is the connector (CN557) on the EPU board disconnected? (17) Check if the connector pins are disconnected, the EPU drawer connector pins are disconnected or bent or the harnesses are open-circuited. (18) Check if the conductor pattern on the EPU board is short circuited or open circuited. (19) Replace the auger lock detection sensor. (20) Replace the EPU board. (21) Check if there is any abnormality of the mechanism such as the sensor`s actuator.

Error code:	CD80
Description:	TRU waste toner motor locking error: The auger (TRU side) in the TRU waste toner transport path does not rotate.
Causes:	TRU waste toner motor ADU board PFC board
Remedy:	(1) Check if the TRU waste toner motor rotates.(Output check: 03-239) (2) Check if toner is clogged at the entrance of the TRU waste toner transport path. (3) Check if any of the motor and the driving gears is improperly installed or deformed. (4) Check if the connector of the motor is disconnected, and CN491 and CN492 on the ADU board are disconnected. (5) Check if the connector pins are disconnected or the wires of harnesses are open circuited. (6) Replace the TRU waste toner motor. (7) Replace the ADU board. (8) Replace the PFC board.

Error code:	CD81
Description:	TRU waste toner transport motor locking error: The auger (waste toner box side) in the TRU waste toner transport path does not rotate.
Causes:	TRU waste toner transport motor ADU board PFC board
Remedy:	(1) Take off the TRU waste toner box, and then rotate the gear by hand to discharge the waste toner on the transport path. (2) If the gear still does not rotate smoothly, apply grease to it. (3) Check if the TRU waste toner transport motor rotates.(Output check: 03-240) (4) Check if toner is clogged on the TRU waste toner transport path. (5) Check if any of the motor and the driving gears is improperly installed or deformed. (6) Check if the connector of the motor is disconnected, and CN497 and CN490 on the ADU board are disconnected. (7) Check if the connector pins are disconnected or the wires of harnesses are open circuited. (8) Replace the TRU waste toner transport motor. (9) Replace the ADU board. (10) Replace the PFC board.

Error code:	CD82
Description:	TRU waste toner full-status error
Causes:	TRU waste toner amount detection sensor ADU board PFC board
Remedy:	(1) Check if the TRU waste toner box is full of used toner. (2) Replace it, if it is full. Check the following steps, if not. (3) Check if the TRU waste toner amount detection sensor is working normally. (Input check: 03- [FAX]OFF/[5]/[E]) (4) Check if the connector and the relay connector of the TRU waste toner amount detection sensor disconnected. (5) Are the connectors (CN491 and CN493) on the ADU board disconnected? (6) Check if the conductor pattern on the ADU board or the harness is open circuited or short circuited. (7) Replace the TRU waste toner amount detection sensor. (8) Replace the ADU board. (9) Replace the PFC board.

Error code:	CDE0
Description:	Paddle motor abnormality: The paddle motor is not rotating or the paddle is not rotating normally. [MJ-1029]
Causes:	Paddle motor
Remedy:	Is the paddle home position sensor (PI26) working normally? → NO → Replace the sensor. YES Is the wiring between the finisher controller PC board and the paddle motor (M14) correct? → YES → Correct the wiring. NO Is the paddle drive mechanism normal? → YES → Fix the mechanism. NO Is the problem solved by replacing the paddle motor? → NO → Replace the finisher controller PC board. YES END

Error code:	CE00
Description:	Communication error between finisher and punch unit: Communication error between finisher controller PC board and punch controller PC board [MJ-1103/1104 (when MJ-6102 is installed)]
Causes:	Hole punch control PC board Finisher control PC board
Remedy:	Download the latest version of the PNC board (HP) firmware again and then check its operation. NO Replace the hole punch control PC board (HP).

Error code:	CE10
Description:	Image quality sensor abnormality (OFF level): The output value of this sensor is out of a specified range when sensor light source is OFF.
Causes:	Image quality sensor Switching regulator LGC board
Remedy:	Is the connector of the image quality sensor, or the connector CN307 on the LGC board disconnected? Is the harness between the LGC board and the image quality sensor, or the harness between the LGC board and the switching power supply open circuited? YES Connect the connector securely. Replace the harness. NO Is the output voltage from the 12V-power supply normal? NO Check the power supply system and replace the switching power supply. YES 1. Replace the image quality sensor. 2. Replace the LGC board.

Error code:	CE20
Description:	Image quality sensor abnormality (no pattern level): The output value of this sensor is out of a specified range when the image quality control test pattern is not formed.
Causes:	Image quality sensor
Remedy:	Are there any abnormal stains (cleaning defects), large scratches or breaking on the transfer belt surface? Are the drum and the transfer belt rotating? NO <Checking procedure> 1. Check if the transfer belt unit is securely installed. Correct it if not. 2. Check if any toner image remains on the transfer belt surface. If any, check the installation status of the TBU cleaner unit. If there is any abnormality, correct it, and clean the transfer belt. 3. Check if the drum and the transfer belt are properly operated. (ON: 03-101 / OFF: 03-151) If they are not rotating normally, check if their drive gears are damaged or if they contact the equipment. Correct it if needed. Proceed to step (6). (to step (1) for the second time) YES Is the sensor shutter of the image quality sensor opening or closing normally? Or is it damaged? Is the sensor surface of the image quality sensor stained with toner? If so, has it been cleaned? NO <Checking procedure> 1. Take off the transfer belt unit so that you can see the sensor unit. 2. Check if the sensor shutter is opening or closing normally. (Opening: 03-118 / Closing: 03-168) If the sensor shutter is not opening or closing, check if it is damaged or there is any abnormality in the sensor shutter solenoid. Check the connector and the harness between the sensor shutter solenoid and the LGC board. (LGC CN307-A7pin, A8pin) 3. Slide the sensor shutter so that the sensor surface can be seen. 4. Clean the sensor surface with a cotton swab or a soft cloth. 5. Clean the area around the sensor (e.g.: sensor shutter) if it is stained, so that the sensor surface does not become dirty. Proceed to step (6). (to step (1) for the second time) YES Is the connector of the image quality sensor securely connected? Is the connector CN307 on the LGC board securely connected? Is the harness between the LGC board and the image quality sensor disconnected? NO <Checking procedure> • Reconnect the connector. • Replace the harness. Proceed to step (6). (to step (1) for the second time) YES Is +12V power supply voltage normally supplied to the image quality sensor? Is +12V voltage normally output by the CN301-9pin on the LGC board? NO <Checking procedure> 1. Check if +12V voltage is output by the switching power supply (PS-ACC CN404-7pin). 2. Check if +12V voltage is output by the CN301-9pin on the LGC board. Check if the supply harness between the switching power supply and the LGC board is open circuited, damaged or disconnected. Proceed to step (6). (to step (1) for the second time) YES (1) Set the values of “Image quality closed-loop control / Contrast voltage (08-556)” and “Drum surface potential sensor control setting (08-2561)” to “0” (Invalid). (2) Perform “Enforced performing of image quality open-loop control (05-394)”. (3) Output the image quality control test pattern (04-270) more than one time and the list print ([9][START]) in the adjustment mode (05), and then check if the image is normal. Normal Abnormal Abnormal image: Blank print, Solid print, White banding, Color banding, White spots, Poor transfer, Uneven image density, Faded image (low density), Uneven light distribution, Blotched image. * Blank print: including when one of the YMCK colors is not printed. Correct the abnormal image. Proceed to step (5). (4) Replace the image quality sensor or the LGC board. (5) Set the values of “Image quality closed-loop control / Contrast voltage (08-556)” and “Drum surface potential sensor control setting (08-2561)” to “1” (Valid). (6) Perform “Automatic initialization of image quality control (05-396)” and make sure it is completed normally. (Error [CE10], [CE20] and [CE40] do not appear.) Then perform “Automatic gamma adjustment”. \| When an error occurs: Check and correct it accordingly. (7) Reset all of the values in the codes “Abnormality detection count (Y/M/C/K) Display/0 clearing (08-573 to 08-576)”.

Error code:	CE40
Description:	Image quality control test pattern abnormality: The test pattern is not formed normally.
Remedy:	(1) Use “Image quality control abnormal detection counter Y to K display/0 clearing (08-573 to 576)” to check the abnormal occurring condition for each color. (2) Check “Output value display of image quality sensor / High-density pattern (05-390-0 to 3)” to check if the high-density pattern abnormality occurs for each color and identify the color which pattern is abnormal. If the value is 628 or above, it is defined as high-density pattern abnormality. High-density pattern abnormality • Check if the laser shutter is working properly. <Procedure> 1. Take off the process unit so that the laser shutter can be easily seen. * Clean around the laser shutter if the developer has been spilled over. 2. While pressing the digital keys [0] and [3] simultaneously, turn the power ON. 3. Key in “201”. 4. Press the [START] button and check if the shutter is opened and then closed (reciprocating 1cycle). • Check if the developer unit has been installed properly. 1. Visually check the installation status of the developer unit, and correct it if there is any abnormality. \| To (8) (If you have already performed this checking cycle once, proceed to step (3).) (3) Set the values of “Image quality closed-loop control / Contrast voltage (08-556)” and “Drum surface potential sensor control setting (08-2561)” to “0” (Invalid). (4) Perform “Enforced performing of image quality open-loop control (05-394)”. (5) Output the image quality control test pattern (04-270) more than one time and the list print ([9][START]) in the adjustment mode (05), and check the patch of the color identified in step (1) to see if the image is abnormal Abnormal image: Blank print, Solid print, White banding, Color banding, White spots, Poor transfer, Uneven image density, Faded image (low density), Uneven light distribution, Blotched image. * Blank print: including when one of the YMCK colors is not printed. Correct the abnormal image. Proceed to step (7). (6) Replace the image quality sensor or LGC board. (7) Set the values of “Image quality closed-loop control / Contrast voltage (08-556)” and “Image quality closed-loop control / Laser power (08-557)” to “1” (Valid). (8) Perform “Automatic initialization of image quality control (05-396)” and make sure it is completed normally. (Error [CE40] does not appear.) Then perform “Automatic gamma adjustment”. (9) Clear all “Image quality control abnormal detection counter Y to K display/0 clearing (08-573 to 576)”. (10) Check if any of the springs for supplying power to the transfer belt unit is deformed. Replace the spring if it is deformed.

Error code:	CE41
Description:	Image quality TRC control test pattern abnormality: The image quality TRC control test pattern is not printed normally.
Causes:	HDD SYS board
Remedy:	(1) Check each value of the subcodes 2 (Y), 5 (M), 8 (C) and 11 (K) of the code 05-2803. * If all the values of Y, M, C and K are 628 or less, proceed to step 2. If any of them is over 628, follow the procedure below. (High density pattern abnormality) (2) Check each value of the subcodes 0 (Y), 3 (M), 6 (C) and 9 (K) of the code 05-2800. * If all the values of Y, M, C and K are 180 or over , proceed to step 3. If any of them is less than 180, follow the procedure below. (Low density pattern abnormality) \| When an error occurs: Check and correct it accordingly. (1)-1 Set both values of the codes 08-2600 and 08-8103 to 0. (1)-2 Print the test chart 04-270 with A3/LD for more than 2 pages. Then perform list printing ([9]+[START]) to check if no abnormality is found in the image density. If any abnormality is found, correct it referring to "25.5 Troubleshooting for the Image" (1)-3 .Check if the process unit (EPU tray) and the developer unit are installed properly. (1)-4 Check if any toner or developer material is spilt around the laser shutter. Clean if so. (1)-5 Check the center position adjustment for each drawer is within the range preset at the shipment (rear side: 0-3 mm). "[B] Adjustment of the gear holder" (1)-6 Adjust the image dimension with A3/LD. "[A] Reproduction ratio of primary scanning direction (Image clock fine adjustment (Printer))" "[B] Primary scanning data laser writing start position (Laser writing start position (Printer))" (1)-7 Return both values of the codes 08-2600 and 08-8103 to 1. Then proceed to step 3. If it is the second time, proceed to step 4. (2)-1 Set both values of the codes 08-2600 and 08-8103 to 0. (2)-2 Print the test chart 04-270 with A3/LD for more than 2 pages. Then perform list printing ([9]+[START]) to check that no abnormality is found in the image density. If any abnormality is found, correct it referring to " SERVICE MANUAL "25.5 Troubleshooting for the Image" (2)-3 Return both values of the codes 08-2600 and 08-8103 to 1. Then proceed to step 3. If it is the second time, proceed to step 4. (3) Perform the automatic gamma adjustment. If the adjustment is normally finished, this is the end of the procedure. If the error CE41 still occurs, repeat the procedure from step 1. (4) Check if the harness between the connector CN423 on the IMG board and the connector CN319 on the LGC board is disconnected or open circuited. Correct if so. (5) Check if the harness between the connector CN424 on the IMG board and the connector CN320 on the LGC board is disconnected or open circuited. Correct if so. (6) Check if the conductor patterns on the IMG board and the LGC board are short circuited or open circuited. (7) If no abnormality is found in steps 4 to 6 above, replace the IMG board. (8) Perform automatic gamma adjustment. If the adjustment is normally finished, this is the end of the procedure. If the error CE41 still occurs, proceed to step 9. (9) Reinstall the removed IMG board and then replace the LGC board. * Perform automatic gamma adjustment after the board is replaced.

Error code:	CE42
Description:	Image quality TRC control test pattern abnormality (EFI printer board): Image quality TRC control test pattern is not printed normally.
Causes:	HDD SYS board
Remedy:	(1) Check if the connector between CN135 of the SYS board and CN422 of the IMG board is connected securely. (2) Check if the harness or connector between CN116 and CN132 of the SYS board and the HDD is disconnected or open circuited. Correct if it is. (3) Format the HDD. (Key in “2” in the code 08-690.) (4) Replace the HDD. (5) Replace the SYS board.

Error code:	CE50
Description:	Temperature/humidity sensor abnormality: The output value of the temperature/humidity sensor is out of the specified range.
Causes:	Temperature/humidity sensor LGC board
Remedy:	Is the connector CN338 on the LGC board or the connector of the temperature/humidity sensor (S7) disconnected? Is the harness between the LGC board and the temperature/humidity sensor disconnected? → YES → Connect the connector securely. Replace the harness. NO 1. Check the connection of the KEY board and DSP board. 2. Check the connection of the DSP board and LGC board. 3. Replace the temperature/humidity sensor. 4. Replace the LGC board.

Error code:	CE60
Description:	Drum thermistor-Y abnormality: The output value of the drum thermistor-Y is out of a specified range.
Causes:	Drum thermistor-K Drum thermistor-Y EPU board LGC board
Remedy:	(1) Check if there is any abnormality on the connector between the equipment and the EPU tray of the process unit. (05-2788) (2) Is the harness between the LGC board and the drawer connector for developer unit disconnected? (3) Is the harness inside of the developer unit and the harness of the drum thermistor Y or K disconnected? (4) Is the connector CN341 on the LGC board, or the connector of the drum thermistor Y or K disconnected? (5) Replace the drum thermistor Y or K. (6) Replace the EPU board. (7) Replace the LGC board.

Error code:	CE71
Description:	Drum phase adjustment abnormality: Drum phase sensors (Color drum phase sensor and K drum phase sensor) are not turned ON after the drum motor was rotated for a specified period of time.
Causes:	Drum motor (K) Drum motor (YMC) K drum phase sensor Color drum phase sensor LGC board Cleaning blade (Y, M, C, K) Needle electrode Drum (Y, M, C, K)
Remedy:	(1) Is the drum shaft rotating normally? (Perform the output check: 03-110 and 03-111) (2) Check if the harness or connector of the color drum phase sensor or the K drum phase senor is disconnected or open-circuited. (3) Is the drum loaded abnormally? (4) Is the drum motor (K)/(YMC) broken? (5) Check if the harness or connector of the drum motor (K)/(YMC) is disconnected or opencircuited. (6) Check if the tooth surface of the transfer belt drive gear is damaged.

Error code:	CE90
Description:	Drum thermistor abnormality: The output value of the drum thermistor is out of the specified range.
Causes:	Drum thermistor-K Drum thermistor-Y EPU board LGC board
Remedy:	Is the connector CN337 on the LGC board, or the connector of the drum thermistor disconnected? Is the harness between the LGC board and the drum thermistor (THM5) disconnected? → YES → Connect the connector securely. Replace the harness. NO 1. Replace the drum thermistor. 2. Replace the LGC board.

Error code:	CEC0
Description:	2nd transfer roller position detection abnormality: The 2nd transfer roller does not contact/release normally.
Causes:	2nd transfer roller position detection sensor 2nd transfer cam motor LGC board
Remedy:	519) NO 1. Check if the connector of the 2nd transfer motor is disconnected. 2. Check if the connector CN314 on the LGC board is disconnected. 3. Check if the connector pins are disconnected or the wires of harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the 2nd transfer motor. 6. Replace the LGC board. YES Is the 2nd transfer roller position detection sensor(S50) working properly? (Perform the input check:03-[All OFF]/[9]/[H]) NO 1. Check if the connector or joint connectors of the 2nd transfer roller position detection sensor are disconnected. 2. Check if the connector CN307 on the LGC board is disconnected. 3. Check if the connector pins are disconnected or the wires of harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the 2nd transfer roller position detection sensor. 6. Replace the LGC board. YES 1. Check if there is any abnormality with the mechanical section (sensor`s actuator, etc.). 2. Check if the conductor pattern on the LGC board is short circuited or open circuited. 3. Replace the LGC board.

Error code:	CF10
Description:	Undefined error code processing: If the engine of the equipment judges that a code (command) other than the defined error codes is sent from the finisher, it regards this as a CF10 error.
Causes:	Finisher control PC board Hole punch control PC board (when MJ-6102 is installed)
Remedy:	(1) Is the error recovered when the power of the equipment is turned OFF and then back ON? (2) If not as in step 1, check if the LGC board and IPC board are connected correctly. (3) If the error has still not been recovered in step 2, check if there is any defect in the LGC board, IPC board or finisher control board. If not, replace the LGC board, IPC board or finisher control board.

Error code:	CF90
Description:	Laser optical unit shutter abnormality.
Causes:	Shutter motor Shutter sensor (home position) Shutter sensor (end position) LGC board
Remedy:	1. Take off the left center cover so that the connector relay plate and the shutter motor can be seen. 2. Is the shutter motor working? (Perform the output check: 03-201). * If it is working properly, proceed to 10. If not, check 3 to 9 below. 3. Check if the shutter motor connector CN214 (2-pin connector) is disconnected. 4. Check if the connector CN218 (8-pin connector) on the connector relay plate is disconnected. 5. Check if the connector CN327 on the LGC board is disconnected. 6. Check if the connector pins are disconnected or the harnesses are open circuited. 7. Check if the conductor pattern on the LGC board is short circuited or open circuited. 8. Replace the shutter motor. 9. Replace the LGC board. 10.Is the shutter motor working and the shutter plate moving? (Perform the output check: 03-201) * If it is working properly, proceed to 14. If not, check 11 to 13 below. 11. Check if the shutter motor and the shutter crank are assembled correctly, or not damaged. 12. Check if the shutter plate is assembled correctly. 13.Check if the shutter plate contacts with any parts inside the machine. 14.Is the shutter motor working, and the shutter plate reciprocates one cycle to stop at its original position. * If it is working properly, proceed to 25. If not, check 15 to 24 below. 15.Perform the input check for the shutter detection sensor (Perform the input check: 03-[All OFF]/ [7]/[D] and /[E]). 16.Manually move the shutter to see that it is “opened” when the crank is in the front, and it is “closed” when the crank is in the back. Therefore, check if the sensor detects as described in the table below. Abnormal H H Open H L Close L H Midstream L L 17.Check if the detection sensor is coming off of or lift off from the plate base. 18.Check if the connector of the shutter status detection sensor (CN216, CN217) are disconnected. 19.Check if the detection sensor cut-out part of the shutter plate is deformed. 20.Check if the connector (CN327) on the LGC board disconnected. 21.Check if the connector pins are disconnected or the harnesses are open-circuited. 22.Check if the conductor pattern on the LGC board is open-circuited or short-circuited. 23.Replace the shutter status detection sensor. 24.Replace the LGC board. 25.Take off the LSU and check if there is no foreign matter between the shutter plate and the LSU cover. 26.Check if the conductor pattern on the LGC board is open-circuited or short-circuited. 27.Check the LGC board

Error code:	CFA0
Description:	Media sensor output abnormality before paper reaching: The sensor output value before paper is reached to the media sensor is not normal.
Causes:	Media sensor (S69)
Remedy:	(1) If these codes are recorded in the error history, the media sensor may have a malfunction. In this case check the following: (2) Is the connector of the media sensor disconnected or is any harness open circuited? (3) Are the arm of the media sensor and the bearing rollers operating properly? (4) Is the media sensor adjusted correctly? 3.9.1Adjustment of the media sensor position (5) If any abnormality was found in step 3 above or no abnormality was found in steps 2 and 4, replace the media sensor. * Note that printing is available even if the media sensor is in a faulty condition. The functions that the media sensor usually performs are then carried out as follows: If the media type of paper is set as plain paper, a media type (plain paper 1 or 2) set in advance in the code below will be used. 08-4599 0: Plain paper 1 1: Plain paper 2 (Factory default - JPD: 0, overseas: 1) Media type setting checking function will be disabled. Even if the media sensor is in a faulty condition, any message notifying this will not be appear. Check the condition with the error history.

Error code:	CFA1
Description:	Media sensor output abnormality during paper passing: The sensor output value while paper is being passed is not normal.
Causes:	Media sensor (S69)
Remedy:	(1) If these codes are recorded in the error history, the media sensor may have a malfunction. In this case check the following: (2) Is the connector of the media sensor disconnected or is any harness open circuited? (3) Are the arm of the media sensor and the bearing rollers operating properly? (4) Is the media sensor adjusted correctly? 3.9.1Adjustment of the media sensor position (5) If any abnormality was found in step 3 above or no abnormality was found in steps 2 and 4, replace the media sensor. * Note that printing is available even if the media sensor is in a faulty condition. The functions that the media sensor usually performs are then carried out as follows: If the media type of paper is set as plain paper, a media type (plain paper 1 or 2) set in advance in the code below will be used. 08-4599 0: Plain paper 1 1: Plain paper 2 (Factory default - JPD: 0, overseas: 1) Media type setting checking function will be disabled. Even if the media sensor is in a faulty condition, any message notifying this will not be appear. Check the condition with the error history.

Error code:	E010
Display:	E010
Description:	Paper not reaching fuser transport sensor: Paper which has passed the fuser unit does not reach the fuser transport sensor.
Causes:	Fuser transport sensor LGC board ADU board PFC board Fuser unit
Remedy:	Open the jam access cover. Is there any paper on the transport path or in the fuser unit? → YES → Remove the paper. NO Is the fuser transport sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[7]/[C]) ↓ → NO → 1. Check if the connector of the fuser transport sensor is disconnected. 2. Check if the connector CN332 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the fuser transport sensor. 6. Replace the LGC board. YES Is the transfer belt working? ↓ → NO → 1. Check if the connector of the transport belt is disconnected. 2. Check if the connector on the transport motor driving PC board is disconnected. 3. Check if the connector CN341 on the LGC board is disconnected. 4. Check if the connector pins are disconnected and the harnesses are open circuited. 5. Check if the conductor pattern on the LGC board is short circuited or open circuited. 6. Replace the transport motor driving PC board. 7. Replace the LGC board. YES Is the drum separation finger solenoid working? (Perform the output check in the test mode: 03-111,161) ↓ → NO → 1. Check if the connector of the drum separation finger solenoid is disconnected. 2. Check if the connector CN339 on the LGC board is disconnected. 3. Check the installation state of cleaner. 4. Is the relay connector connecting the cleaner unit and the equipment disconnected or stained with toner? 5. Replace the drum separation finger solenoid. 6. Replace the LGC board. YES Is the registration sensor working? (Perform the input check in the test mode: 03-[FAX]ON/[4]/[E]) ↓ → NO → 1. Check if the connector of the registration sensor is disconnected. 2. Check if the registration sensor is installed correctly. 3. Check if the registration actuator is operating properly. 4. Check if the connector CN341 on the LGC board is disconnected. 5. Check if the connector pins are disconnected and the harnesses are open circuited. 6. Check if the conductor pattern on the LGC board is short circuited or open circuited. 7. Replace the registration sensor. 8. Replace the LGC board. YES Is the registration motor working? (Perform the output check in the test mode: 03-108/158) ↓ → NO → 1. Check if the connector of the registration roller clutch is disconnected. 2. Check if the connector CN341 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the registration roller clutch. 6. Replace the LGC board. YES Check if there is any abnormality in the space between the registration motor and the registration roller (metal). Check if the registration roller (rubber) is rotating smoothly. Check the condition of the registration roller at the horizontal transport section and clean or replace it. * If the error [E010] caused by a paper jam underneath the drum cleaner often occurs due to an insufficient paper separation from the photoconductive drum, set a smaller value in the code 08-841, and see what happens. At this time, however, pay attention to the transferability at the leading edge of the paper since this transferability can be slightly narrowed depending on the environments and conditions under which the equipment is placed or the media type of the paper used. (Refer to 3.6.1 in this manual about the details of the code 08-841.)

Error code:	E011
Description:	Transfer belt paper-clinging jam: The paper after the 2nd transfer is clinging to the transfer belt, or a paper jam occurred between the registration roller and the paper clinging detection sensor.
Causes:	Paper clinging detection sensor Registration motor PFC board LGC board Rollers
Remedy:	1. Check if there is any paper clinging to the transfer belt or entering under the receiving tray. Remove it if there is. 2. Use the paper within the specification if the thin paper being used is out of specification. 3. Is the registration motor rotating? (Perform the input check. 03-128/528) 4. Check if the connector CN512 on the PFC board is disconnected from the registration motor or the harnesses are open circuited. Correct if any. 5. Replace the registration motor. 6. Replace the PFC board. 7. Check the state of the registration roller and replace it if it is deteriorated. 8. Is the paper clinging detection sensor working? (Perform the input check: 03-[FAX]OFF/[7]/[E]) 9. Check if the connector CN307 on the LGC board is disconnected from the paper clinging detection sensor or the harnesses are open circuited. Correct if any. 10.Replace the paper clinging detection sensor. 11.Is the transfer belt rotating normally? (Perform the output check: 03-116) 12.Is the transfer belt cleaning blade peeled? 13.Is the auger of the transfer belt cleaner unit locked? 14.Is the connector of the transfer belt motor disconnected? 15.Is the transfer belt motor broken? 16.Check if the tooth surface of the transfer belt drive gear is damaged. 17.Replace the PFC board. 18.Use the paper within the specification if the special paper whose reflection rate is lower than the specification is used. 19.If jams occur on the back side in duplex printing, change the media type mode to the recycled paper mode, and then check if there are still jams. (When this type of jam occurs on heavily curled paper during duplex printing, the jam may be resolved by selecting the recycled paper mode.) 20.Change the 2nd transfer bias offset value as shown below and then check if there are still jams. Change the default value 5 of each code below to 6 or 7. Color: 05-2935 Subcode: 7 Black: 05-2937 Subcode: 7

Error code:	E020
Description:	Paper stopping at fuser transport sensor: The trailing edge of paper does not pass the fuser transport sensor after its leading edge has reached the fuser transport sensor.
Causes:	LGC board ADU board PFC board Rollers
Remedy:	Is the fuser transport sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[7]/[C]) ↓ → NO → 1. Check if the connector of the fuser transport sensor is disconnected. 2. Check if the connector CN332 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the fuser transport sensor. 6. Replace the LGC board. YES Is the reverse motor driving? (Perform the output check in the test mode: 03-126) ↓ → NO → 1. Check if the connector of the reverse transport unit is not disconnected. 2. Check if the connector CN335 on the LGC board is not disconnected. 3. Check if the connector pins are not disconnected and the harness is not open circuited. 4. Check if the conductor pattern on the LGC board is not short- or open-circuited. 5. Replace the LGC board YES 1. Check if the separation finger for the fuser unit is working normally. 2. Replace the LGC board

Error code:	E030
Description:	Power-ON jam: Paper is remaining on the paper transport path of the equipment when the power is turned ON.
Causes:	Fuser transport sensor LGC board ADU board PFC board Rollers
Remedy:	Open the cover of the unit/area whose picture is blinking on the control panel. Is there any paper on the transport path? (Refer to the following table.) → YES → Remove the paper. NO Is the sensor in the jamming area working? (Perform the input check in the test mode: refer to the following table.) ↓ → NO → 1. Check if the connector of the sensor is disconnected. 2. Check if any of the connectors on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the sensor. 6. Replace the LGC board. YES Replace the LGC board. Registration area Registration sensor 03-[FAX]ON/[4]/[E] Exit/Reverse area Exit sensor 03-[FAX]OFF/[7]/[B] Reverse sensor-1 03-[FAX]OFF/[7]/[E] Reverse sensor-2 03-[FAX]OFF/[7]/[D] Fuser transport sensor 03-[FAX]OFF/[7]/[C] Reverse transport area Horizontal transport sensor-1 03-[FAX]OFF/[9]/[F] Horizontal transport sensor-2 03-[FAX]OFF/[9]/[G] Horizontal transport sensor-3 03-[FAX]OFF/[9]/[H] Paper feeding area 1st drawer feed sensor 03-[FAX]OFF/[1]/[D] 2nd drawer feed sensor 03-[FAX]OFF/[2]/[D] 3rd drawer / tandem LCF feed sensor 03-[FAX]OFF/[3]/[D] 4th drawer feed sensor 03-[FAX]OFF/[4]/[D] 1st drawer transport sensor 03-[FAX]OFF/[1]/[C] 2nd drawer transport sensor 03-[FAX]OFF/[2]/[C] 3rd drawer / tandem LCF transport sensor 03-[FAX]OFF/[3]/[C] 4th drawer transport sensor 03-[FAX]OFF/[4]/[C] Intermediate transport sensor 03-[FAX]OFF/[1]/[A]

Error code:	E061
Description:	Incorrect paper size setting for 1st drawer: The size of paper in the 1st drawer differs from size setting of the equipment.
Remedy:	If any paper remains in the equipment or drawer, remove it. Match the paper size of the drawer setting and the one in the drawer. * Paper size detection is performed at the first sheet of paper when the drawer is opened or closed, or when the power of the equipment is turned ON.

Error code:	E062
Description:	Incorrect paper size setting for 2nd drawer: The size of paper in the 2nd drawer differs from size setting of the equipment.
Remedy:	If any paper remains in the equipment or drawer, remove it. Match the paper size of the drawer setting and the one in the drawer. * Paper size detection is performed at the first sheet of paper when the drawer is opened or closed, or when the power of the equipment is turned ON.

Error code:	E063
Description:	Incorrect paper size setting for 3rd drawer: The size of paper in the 3rd drawer differs from size setting of the equipment.
Remedy:	If any paper remains in the equipment or drawer, remove it. Match the paper size of the drawer setting and the one in the drawer. * Paper size detection is performed at the first sheet of paper when the drawer is opened or closed, or when the power of the equipment is turned ON.

Error code:	E064
Description:	Incorrect paper size setting for 4th drawer: The size of paper in the 4th drawer differs from size setting of the equipment.
Remedy:	If any paper remains in the equipment or drawer, remove it. Match the paper size of the drawer setting and the one in the drawer. * Paper size detection is performed at the first sheet of paper when the drawer is opened or closed, or when the power of the equipment is turned ON.

Error code:	E065
Display:	E065 error X motor
Description:	Incorrect paper size setting for bypass tray: The size of paper in the bypass tray differs from size setting of the equipment.
Remedy:	If any paper remains in the equipment or drawer, remove it. Match the paper size of the drawer setting and the one in the drawer. * Paper size detection is performed at the first sheet of paper when the drawer is opened or closed, or when the power of the equipment is turned ON.

Error code:	E071
Display:	E071 error X overcurrent
Description:	1st drawer media type mis-setting jam: The media type setting of the 1st drawer is incorrect.
Remedy:	Remove any paper which has jammed due to media type mis-setting and then confirm and set the following: * When this jam occurred during fax data printing, the user must place paper of the same media type as that of the set paper. If the user does not have this media type, the media type setting must be changed by means of the following codes. 08-9300: 1st drawer media type setting (1) 08-9301: 2nd drawer media type setting (1) 08-9302: 3rd drawer media type setting (1) 08-9303: 4th drawer media type setting (1) 08-9304: Tandem LCF media type setting (1) 08-9347: Option LCF media type setting (1) (*1) 0: Plain paper, 1: Thick paper 1, 2: Thick paper 2, 3: Thick paper 3, 8: Recycled paper, 9: Plain paper 1, 10: Plain paper 2 Cases media type setting change (08 code) is required • When a drawer is set for fax data printing but the user does not have the media type set for the fax drawer • When no drawer is set for fax data printing but the user does not have any media type set for each drawer If the media type is correctly set but this error occurs frequently, this media type may be the one which cannot be distinguished easily. In this case change the code below to disable the media type setting checking function. 08-4598 0: Enabled 1: Disabled

Error code:	E072
Display:	E072 error Y overcurrent
Description:	2nd drawer media type mis-setting jam: The media type setting of the 2nd drawer is incorrect.
Remedy:	Remove any paper which has jammed due to media type mis-setting and then confirm and set the following: * When this jam occurred during fax data printing, the user must place paper of the same media type as that of the set paper. If the user does not have this media type, the media type setting must be changed by means of the following codes. 08-9300: 1st drawer media type setting (1) 08-9301: 2nd drawer media type setting (1) 08-9302: 3rd drawer media type setting (1) 08-9303: 4th drawer media type setting (1) 08-9304: Tandem LCF media type setting (1) 08-9347: Option LCF media type setting (1) (*1) 0: Plain paper, 1: Thick paper 1, 2: Thick paper 2, 3: Thick paper 3, 8: Recycled paper, 9: Plain paper 1, 10: Plain paper 2 Cases media type setting change (08 code) is required • When a drawer is set for fax data printing but the user does not have the media type set for the fax drawer • When no drawer is set for fax data printing but the user does not have any media type set for each drawer If the media type is correctly set but this error occurs frequently, this media type may be the one which cannot be distinguished easily. In this case change the code below to disable the media type setting checking function. 08-4598 0: Enabled 1: Disabled

Error code:	E073
Display:	E073 error Y origin
Description:	3rd drawer media type mis-setting jam: The media type setting of the 3rd drawer is incorrect.
Remedy:	Remove any paper which has jammed due to media type mis-setting and then confirm and set the following: * When this jam occurred during fax data printing, the user must place paper of the same media type as that of the set paper. If the user does not have this media type, the media type setting must be changed by means of the following codes. 08-9300: 1st drawer media type setting (1) 08-9301: 2nd drawer media type setting (1) 08-9302: 3rd drawer media type setting (1) 08-9303: 4th drawer media type setting (1) 08-9304: Tandem LCF media type setting (1) 08-9347: Option LCF media type setting (1) (*1) 0: Plain paper, 1: Thick paper 1, 2: Thick paper 2, 3: Thick paper 3, 8: Recycled paper, 9: Plain paper 1, 10: Plain paper 2 Cases media type setting change (08 code) is required • When a drawer is set for fax data printing but the user does not have the media type set for the fax drawer • When no drawer is set for fax data printing but the user does not have any media type set for each drawer If the media type is correctly set but this error occurs frequently, this media type may be the one which cannot be distinguished easily. In this case change the code below to disable the media type setting checking function. 08-4598 0: Enabled 1: Disabled

Error code:	E074
Display:	E074 error cover
Description:	4th drawer media type mis-setting jam: The media type setting of the 4th drawer is incorrect.
Remedy:	Remove any paper which has jammed due to media type mis-setting and then confirm and set the following: * When this jam occurred during fax data printing, the user must place paper of the same media type as that of the set paper. If the user does not have this media type, the media type setting must be changed by means of the following codes. 08-9300: 1st drawer media type setting (1) 08-9301: 2nd drawer media type setting (1) 08-9302: 3rd drawer media type setting (1) 08-9303: 4th drawer media type setting (1) 08-9304: Tandem LCF media type setting (1) 08-9347: Option LCF media type setting (1) (*1) 0: Plain paper, 1: Thick paper 1, 2: Thick paper 2, 3: Thick paper 3, 8: Recycled paper, 9: Plain paper 1, 10: Plain paper 2 Cases media type setting change (08 code) is required • When a drawer is set for fax data printing but the user does not have the media type set for the fax drawer • When no drawer is set for fax data printing but the user does not have any media type set for each drawer If the media type is correctly set but this error occurs frequently, this media type may be the one which cannot be distinguished easily. In this case change the code below to disable the media type setting checking function. 08-4598 0: Enabled 1: Disabled

Error code:	E075
Display:	E075 error H overcurrent
Description:	Option LCF media type mis-setting jam: The media type setting of the option LCF is incorrect.
Remedy:	Remove any paper which has jammed due to media type mis-setting and then confirm and set the following: * When this jam occurred during fax data printing, the user must place paper of the same media type as that of the set paper. If the user does not have this media type, the media type setting must be changed by means of the following codes. 08-9300: 1st drawer media type setting (1) 08-9301: 2nd drawer media type setting (1) 08-9302: 3rd drawer media type setting (1) 08-9303: 4th drawer media type setting (1) 08-9304: Tandem LCF media type setting (1) 08-9347: Option LCF media type setting (1) (*1) 0: Plain paper, 1: Thick paper 1, 2: Thick paper 2, 3: Thick paper 3, 8: Recycled paper, 9: Plain paper 1, 10: Plain paper 2 Cases media type setting change (08 code) is required • When a drawer is set for fax data printing but the user does not have the media type set for the fax drawer • When no drawer is set for fax data printing but the user does not have any media type set for each drawer If the media type is correctly set but this error occurs frequently, this media type may be the one which cannot be distinguished easily. In this case change the code below to disable the media type setting checking function. 08-4598 0: Enabled 1: Disabled

Error code:	E076
Display:	E076 error PG origin detection
Description:	Tandem LCF media type mis-setting jam: The media type setting of the tandem LCF is incorrect.
Remedy:	Remove any paper which has jammed due to media type mis-setting and then confirm and set the following: * When this jam occurred during fax data printing, the user must place paper of the same media type as that of the set paper. If the user does not have this media type, the media type setting must be changed by means of the following codes. 08-9300: 1st drawer media type setting (1) 08-9301: 2nd drawer media type setting (1) 08-9302: 3rd drawer media type setting (1) 08-9303: 4th drawer media type setting (1) 08-9304: Tandem LCF media type setting (1) 08-9347: Option LCF media type setting (1) (*1) 0: Plain paper, 1: Thick paper 1, 2: Thick paper 2, 3: Thick paper 3, 8: Recycled paper, 9: Plain paper 1, 10: Plain paper 2 Cases media type setting change (08 code) is required • When a drawer is set for fax data printing but the user does not have the media type set for the fax drawer • When no drawer is set for fax data printing but the user does not have any media type set for each drawer If the media type is correctly set but this error occurs frequently, this media type may be the one which cannot be distinguished easily. In this case change the code below to disable the media type setting checking function. 08-4598 0: Enabled 1: Disabled

Error code:	E090
Description:	Image data delay jam: Image data to be printed cannot be prepared.
Causes:	SYS board IMG board LGC board HDD Page memory
Remedy:	1. Remove the paper remained in front of the registration sensor. 2. If the error still occurs, check the following: 3. Check if the error is cleared by turning the power OFF and then back ON. 4. Check if the connectors connecting the SYS board, SLG board and PLG board are disconnected. 5. Check if the connectors of the HDD are disconnected. 6. Check if the page memory is connected to the connector on the SYS board properly. 7. Replace the page memory. 8. Check if the harnesses connecting the SYS board, SLG board and PLG board are opencircuited. 9. Replace the HDD, SYS board, SLG board and PLG board.

Error code:	E091
Description:	Other time-out jam: The equipment does not operate normally because abnormality occurred on an interface between the SYS board and engine firmware.
Causes:	SYS board IMG board LGC board HDD
Remedy:	1. Check if there is any paper in the equipment. Remove it if there is. 2. If the error still occurs, check the following: 3. Check if the error is cleared by turning the power OFF and then back ON. 4. Check if the connectors connecting the SYS board, SYSIF board, SLG board and PLG board are disconnected. 5. Check if the connectors of the HDD are disconnected. 6. Check if the page memory is connected to the connector on the SYS board properly. 7. Replace the page memory. 8. Check if the harnesses connecting the SYSIF board, SLG board and PLG board are opencircuited. 9. Replace the HDD, SYS board, SLG board and PLG board.

Error code:	E0A0
Description:	Image transport ready time-out jam: Image data to be printed cannot be sent.
Causes:	SYS board IMG board LGC board HDD
Remedy:	1. Remove the paper remained in front of the registration sensor. 2. Check if the error is cleared by turning the power OFF and then back ON. 3. Check if the connector CN341 on the LGC board is disconnected. 4. Replace the LGC board.

Error code:	E110
Description:	Transport jam during duplex printing (paper not reaching registration sensor): Paper which passed the reverse transport section does not reach the registration sensor during duplex printing.
Causes:	Registration sensor ADU motor2 ADU board PFC board LGC board ADU roller
Remedy:	(First page of printing) Open the jam access cover. Is there paper in front of the registration sensor? → YES → Remove the paper. NO Is the registration sensor working? (Perform the input check in the test mode: 03-[FAX]ON/[4]/[E]) ↓ → NO → 1. Check if the connector of the registration sensor is disconnected. 2. Check if the connector CN341 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the registration sensor. 6. Replace the LGC board. YES Is the transport motor (M17) rotating? (Perform the output check in the test mode: 03-133,183) ↓ → NO → Replace the transport motor. 1. Check if the connector of the transport motor is disconnected. 2. Check if the connector CN327 on the LGC board is disconnected. 3. Check if the connector on the transport motor driving PC board is disconnected. 4. Check if the connector pins are disconnected and the harnesses are open circuited. 5. Check if the conductor pattern on the LGC board is short circuited or open circuited. 6. Check if the conductor pattern on the transport motor driving PC board is short circuited or open circuited. 7. Replace the LGC board. 8. Replace the transport motor driving PC board. YES Check if the spring of the follower roller of the intermediate transport roller is working properly. YES Check the transport roller. Clean or replace it. (Second page or later of printing) Leading edge of paper not reaching the fuser exit sensor. ↓ → YES → If the paper is damaged, remove the paper and check the followings. 1. Check if the paper is skewed, and correct it if it is skewed. 2. Check the paper amount. 3. Check if the paper is not the one with printing on its back side. 4. Check if the width of the side guides of the drawer is too narrow. 5. Check the motor-related adjustment value. NO Is the intermediate transport sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[A]) ll → NO → 1. Are paper dusts accumulated on the intermediate transport sensor? 2. Check if the harness is not damaged. 3. Check if the connector is disconnected. YES Is the transport motor rotating? (Perform the output check in the test mode: 03-133,183) NO → Replace the transport motor. 1. Check if the connector of the transport motor is disconnected. 2. Check if the connector on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the LGC board. YES Check if the spring of the follower roller of the intermediate transport roller is working properly. Replace the registration roller(rubber) if not solved.

Error code:	E120
Description:	Bypass misfeeding (paper not reaching registration sensor): Paper fed out of the bypass tray does not reach the registration sensor.
Causes:	Bypass feed sensor Bypass motor Bypass pick-up solenoid ADU board PFC board ADU roller Rollers
Remedy:	Open the bypass unit cover. Is there any paper in front of the registration sensor? → YES → Remove the paper. NO Is the registration sensor working? (Perform the input check in the test mode: 03-[FAX]ON/[4]/[E]) ↓ → NO → 1. Check if the connector of the registration sensor is disconnected. 2. Check if the connector CN341 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the registration sensor. 6. Replace the LGC board. YES Is the width of the side guides of the bypass unit too narrow? Is the paper skewed? → YES → Match the width of the side guides and that of the paper. NO Is the bypass feed clutch working? (Perform the output check in the test mode: 03-204) Is the bypass feed sensor working? (Perform the input check in the test mode: 03- [FAX]OFF/[6]/[G]) ↓ → NO → 1. Check if the connector of the bypass feed clutch and bypass feed sensor are disconnected. 2. Check if the connector CN327 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the bypass feed clutch and bypass feel sensor. 6. Replace the LGC board. YES Check the bypass transport roller, feed separation and separation rollers. Clean or replace them.

Error code:	E130
Description:	1st drawer misfeeding (paper not reaching 1st drawer feed sensor): Paper does not reach the 1st drawer feed sensor during the feeding at the 1st drawer.
Causes:	1st drawer feed sensor Feed motor PFC roller Rollers
Remedy:	Open the feed cover. Is there any paper in front of the 1st drawer transport sensor? → YES → Remove the paper. NO Is the 1st drawer feed sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[D]) ↓ → NO → 1. Check if the connector of the 1st drawer feed sensor is disconnected. 2. Check if the connector CN329 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the 1st drawer feed sensor. 6. Replace the LGC board. YES Is the width of the side guides of the 1st drawer too narrow? Is there any paper skewing? → YES → Fit the width of the original guide to that of the paper. NO Is the 1st drawer feed clutch working? (Perform the output check in the test mode: 03-201) ↓ → NO → 1. Check if the connector of the 1st drawer feed clutch is disconnected. 2. Check if the connector CN329 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the 1st drawer feed clutch. 6. Replace the LGC board. YES Check the 1st drawer feed roller, separation roller and pickup roller. Clean or replace them. * Check if the paper weight is within the specified range.

Error code:	E140
Description:	2nd drawer misfeeding (paper not reaching 2nd drawer feed sensor): Paper does not reach the 2nd drawer feed sensor during the feeding at the 2nd drawer.
Causes:	2nd drawer feed sensor Feed motor PFC roller Rollers
Remedy:	Open the drawer feed cover. Is there any paper in front of the 2nd drawer transport sensor? → YES → Remove the paper. NO Is the 2nd drawer transport sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[2]/[D]) ↓ → NO → 1. Check if the connector of the 2nd drawer feed sensor is disconnected. 2. Check if the connector CN329 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the 2nd drawer feed sensor. 6. Replace the LGC board. YES Is the width of the side guides of the 2nd drawer too narrow? Is there any paper skewing? → YES → Fit the width of the original guide to that of the paper. NO Is the 2nd drawer feed clutch working? (Perform the output check in the test mode: 03-202) ↓ → NO → 1. Check if the connector of the 2nd drawer feed clutch is disconnected. 2. Check if the connector CN329 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the 2nd drawer feed clutch. 6. Replace the LGC board. YES Check the 2nd drawer feed roller, separation roller and pickup roller. Clean or replace them. * Check if the paper weight is within the specified range.

Error code:	E150
Description:	3rd drawer misfeeding (paper not reaching 3rd drawer / Tandem LCF feed sensor): Paper does not reach the 3rd drawer / Tandem LCF feed sensor during the feeding at the 3rd drawer.
Causes:	3rd drawer feed sensor Feed/transfer motor PFC roller Rollers 3rd drawer feed clutch
Remedy:	Open the feed cover. Is there any paper in front of the 3rd drawer / Tandem LCF feed sensor? → YES → Remove the paper. NO Is the 3rd drawer / Tandem LCF feed sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[3]/[D]) ↓ → NO → 1. Check if the connector of the 3rd drawer / Tandem LCF feed sensor is disconnected. 2. Check if the connector CN328 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor patterns on the PFP board and LGC board are short circuited or open circuited. 5. Replace the 3rd drawer / Tandem LCF feed sensor. 6. Replace the LGC board. YES Is the width of the side guides of the 3rd drawer too narrow? Is there any paper skewing? → YES → Fit the width of the original guide to that of the paper. NO Is the 3rd drawer / Tandem LCF feed clutch working? (Perform the output check in the test mode: 03-209 (Tandem LCF model) and 03-226 (4th drawer model)) ↓ → NO → 1. Check if the connector of the 3rd drawer / Tandem LCF feed clutch is disconnected. 2. Check if the connector CN328 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor patterns on the PFP board and LGC board are short circuited or open circuited. 5. Replace the 3rd drawer / Tandem LCF feed clutch. 6. Replace the LGC board. YES Check the 3rd drawer / Tandem LCF feed roller, separation roller and pickup roller. Clean or replace them. * Check if the paper weight is within the specified range.

Error code:	E160
Description:	4th drawer misfeeding (paper not reaching 4th drawer feed sensor): Paper does not reach the 4th drawer feed sensor during the feeding at the 4th drawer.
Causes:	4th drawer feed sensor Feed/transfer motor PFC roller Rollers 4th drawer feed clutch
Remedy:	Open the feed cover. Is there any paper in front of the 4th drawer feed sensor? → YES → Remove the paper. NO Is the 4th drawer feed sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[4]/[D]) ↓ → NO → 1. Check if the connector of the 4th drawer feed sensor is disconnected. 2. Check if the connector CN350 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor patterns on the PFP board and LGC board are short circuited or open circuited. 5. Replace the 4th drawer feed sensor. 6. Replace the LGC board. YES Is the width of the side guides of the 4th drawer too narrow? Is there any paper skewing? → YES → Fit the width of the original guide to that of the paper. NO Is the 4th drawer feed clutch working? (Perform the output check in the test mode: 03-228) ↓ → NO → 1. Check if the connector of the 4th drawer feed clutch is disconnected. 2. Check if the connector CN350 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor patterns on the PFP board and LGC board are short circuited or open circuited. 5. Replace the 4th drawer feed clutch. 6. Replace the LGC board. YES Check the 4th drawer feed roller, separation roller and pickup roller. Clean or replace them. * Check if the paper weight is within the specified range.

Error code:	E180
Description:	Option LCF misfeeding (paper not reaching Option LCF feed sensor): Paper does not reach the Option LCF feed sensor during the feeding at the Option LCF.
Causes:	LCF feed sensor LCF transport motor PFC board LCF board Rollers LCF transport clutch
Remedy:	Open the LCF front cover. Is there any paper in front of the LCF feed sensor? → YES → Remove the paper. NO Is the LCF feed sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[5]/[D]) ↓ → NO → 1. Check if the connector of the LCF feed sensor is disconnected. 2. Check if either of the connector J851 on the LCF board is disconnected. 3. Check if the connector J850 on the LGC board is disconnected. 4. Check if the connector pins are disconnected and the harnesses are open circuited. 5. Check if the conductor patterns on the LCF board and LGC board are short circuited or open circuited. 6. Replace the LCF feed sensor. 7. Replace the LCF board. 8. Replace the LGC board. YES Is the external LCF transport motor driving? (Perform the output check in the test mode: 03-122/172) ll → NO → 1. Check if the connector of the transport motor is not disconnected. 2. Check if the connector J854 on the board are not disconnected. 3. Check if there is any abnormality at the transport drive unit. YES Is the LCF feed clutch working? (Perform the output check in the test mode: 03-272) ↓ → NO → 1. Check if the connector of the LCF feed clutch is disconnected. 2. Check if any of the connector J851 on the LCF board is disconnected. 3. Check if the connector CN346 on the LGC board is disconnected. 4. Check if the connector pins are disconnected and the harnesses are open circuited. 5. Check if the conductor patterns on the LCF board and LGC board are short circuited or open circuited. 6. Replace the LCF feed clutch. 7. Replace the LCF board. 8. Replace the LGC board. YES 1. Check if there is any abnormality at the transport drive unit. 2. Check the LCF feed roller, separation roller and pickup roller. Clean or replace them. * Check if the paper weight is within the specified range.

Error code:	E190
Description:	Tandem LCF misfeeding (paper not reaching 3rd drawer / Tandem LCF feed sensor): Paper does not reach the 3rd drawer Tandem LCF feed sensor during the feeding at the Tandem LCF.
Causes:	LCF feed sensor LCF feed clutch PFC board Rollers
Remedy:	Open the feed cover. Is there any paper in front of the 3rd drawer / Tandem LCF feed sensor? → YES → Remove the paper. NO Is the 3rd drawer / Tandem LCF feed sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[3]/[D]) ↓ → NO → 1. Check if the connector of the 3rd drawer / Tandem LCF feed sensor is disconnected. 2. Check if the connector CN328 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor patterns on the PFP board and LGC board are short circuited or open circuited. 5. Replace the 3rd drawer / Tandem LCF feed sensor. 6. Replace the LGC board. YES Is the width of the side guides of the 3rd drawer too narrow? Is there any paper skewing? → YES → Fit the width of the original guide to that of the paper. NO Is the 3rd drawer / Tandem LCF feed clutch working? (Perform the output check in the test mode: 03-209 (Tandem LCF model) and 03-226 (4th drawer model)) ↓ → NO → 1. Check if the connector of the 3rd drawer / Tandem LCF feed clutch is disconnected. 2. Check if the connector CN328 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor patterns on the PFP board and LGC board are short circuited or open circuited. 5. Replace the 3rd drawer / Tandem LCF feed clutch. 6. Replace the LGC board. YES Check the 3rd drawer / Tandem LCF feed roller, separation roller and pickup roller. Clean or replace them. * Check if the paper weight is within the specified range.

Error code:	E200
Description:	1st drawer transport jam (paper not reaching registration sensor): Paper which has passed the 1st drawer transport sensor does not reach the registration sensor during the feeding at the 1st drawer.
Causes:	Registration sensor Transport motor-1 PFC board LGC board Rollers
Remedy:	(First page of printing) Open the jam access cover. Is there paper in front of the registration sensor? → YES → Replace the paper. NO Is the registration sensor(S18) working? (Perform the input check in the test mode: 03-[FAX]ON/[4]/[E]) ↓ → NO → 1. Check if the connector of the registration sensor is disconnected. 2. Check if the connector CN305 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the registration sensor. 6. Replace the LGC board. YES 1. Check the transport roller. Replace it if it is worn out. (Second page or later of printing) Open the jam access cover. Is there any paper on the transport path? ↓ → YES → If the paper is damaged, remove the paper and check the followings 1. Check if the paper is skewed, and correct it if it is skewed. 2. Check the paper amount. 3. Check if the paper is not the one with printing on its back side. 4. Check if the width of the side guides of the drawer is too narrow. 5. Check the motor-related adjustment value. NO Is the intermediate transport sensor (S17) working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[A]) ↓ → NO → 1. Are paper dusts accumulated on the intermediate transport sensor? 2. Check if the harness is not damaged. 3. Check if the connector is disconnected. YES Is the transport motor (M17) rotating? (Perform the output check in the test mode: 03-133,183) ↓ → NO → Check if the bearing of the transportation roller is locked. Replace the transport motor. 1. Check if the connector of the transport motor is disconnected. 2. Check if the connector CN327 on the LGC board is disconnected. 3. Check if the connector on the transport motor driving PC board is disconnected. 4. Check if the connector pins are disconnected and the harnesses are open circuited. 5. Check if the conductor pattern on the LGC board is short circuited or open circuited. 6. Replace the LGC board. 7. Replace the transport motor driving PC board. YES Check if the spring of the follower roller of the intermediate transport roller is working properly. Check if the registration roller (rubber) is rotating smoothly.

Error code:	E210
Description:	2nd drawer transport jam (paper not reaching registration sensor): Paper which has passed the 1st drawer transport sensor does not reach the registration sensor during the feeding at the 2nd drawer.
Causes:	Registration sensor Transport motor-1 PFC board LGC board Rollers
Remedy:	(First page of printing) Open the jam access cover. Is there paper in front of the registration sensor? → YES → Replace the paper. NO Is the registration sensor(S18) working? (Perform the input check in the test mode: 03-[FAX]ON/[4]/[E]) ↓ → NO → 1. Check if the connector of the registration sensor is disconnected. 2. Check if the connector CN305 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the registration sensor. 6. Replace the LGC board. YES 1. Check the transport roller. Replace it if it is worn out. (Second page or later of printing) Open the jam access cover. Is there any paper on the transport path? ↓ → YES → If the paper is damaged, remove the paper and check the followings 1. Check if the paper is skewed, and correct it if it is skewed. 2. Check the paper amount. 3. Check if the paper is not the one with printing on its back side. 4. Check if the width of the side guides of the drawer is too narrow. 5. Check the motor-related adjustment value. NO Is the intermediate transport sensor (S17) working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[A]) ↓ → NO → 1. Are paper dusts accumulated on the intermediate transport sensor? 2. Check if the harness is not damaged. 3. Check if the connector is disconnected. YES Is the transport motor (M17) rotating? (Perform the output check in the test mode: 03-133,183) ↓ → NO → Check if the bearing of the transportation roller is locked. Replace the transport motor. 1. Check if the connector of the transport motor is disconnected. 2. Check if the connector CN327 on the LGC board is disconnected. 3. Check if the connector on the transport motor driving PC board is disconnected. 4. Check if the connector pins are disconnected and the harnesses are open circuited. 5. Check if the conductor pattern on the LGC board is short circuited or open circuited. 6. Replace the LGC board. 7. Replace the transport motor driving PC board. YES Check if the spring of the follower roller of the intermediate transport roller is working properly. Check if the registration roller (rubber) is rotating smoothly.

Error code:	E220
Description:	2nd drawer transport jam (paper not reaching 1st drawer transport sensor): Paper which has passed the 2nd drawer transport sensor does not reach the 1st drawer transport sensor during the feeding at the 2nd drawer.
Causes:	1st drawer transport sensor Transport motor-2 Transport motor-1 PFC board Rollers
Remedy:	(First page of printing) Open the jam access cover. Is there paper in front of the 1st drawer transport sensor? → YES → Remove the paper. NO Is the 1st drawer transport sensor (S33) working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[C]) ↓ → NO → 1. Check if the connector of the 1st drawer transport sensor is disconnected. 2. Check if the connector CN329 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the 1st drawer transport sensor. 6. Replace the LGC board. YES Are the transport clutches (CLT5,7,9,11) working? (Perform the output check in the test mode: 03-210/225/229/230/231) ↓ → NO → 1. Check if the connectors of the transport clutches are disconnected. 2. Check if the connector CN328,329,350 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the transport clutches. 6. Replace the LGC board. YES 1. Check the condition of the feed roller, separation roller and pickup roller of each paper source, and clean or replace them. 2. Check the transport roller. Clean or replace it. (Second page or later of printing) Open the jam access cover. Is there any paper on the transport path? ↓ → YES → If the paper is damaged, remove the paper and check the followings: 1. Check if the paper is skewed, and correct it if it is skewed. 2. Check the paper amount. 3. Check if the paper is not the one with printing on its back side. 4. Check if the width of the side guides of the drawer is too narrow. 5. Check the motor-related adjustment value. NO Check if the spring of the follower roller of the intermediate transport roller is working properly.

Error code:	E230
Description:	1st drawer transport jam (paper not reaching 1st drawer transport sensor): Paper which has passed the 1st drawer feed sensor does not reach the 1st drawer transport sensor during the feeding at the 1st drawer.
Causes:	1st drawer transport sensor Transport motor-1 Feed motor PFC board Rollers
Remedy:	(First page of printing) Is the intermediate transport sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[A], OFF/[1]/[C], OFF/[2]/[C], OFF/[3]/[C], OFF/[4]/[C]) ↓ → NO → Open the jam access cover. Remove the paper and check the followings.) 1. Check if the connector of the transport sensor is disconnected. 2. Check if the connector on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short- or opencircuited. 5. Replace the LGC board. YES Is the reversed paper transport clutch working? (Perform the output check in the test mode: 03-210/225/229/230/231) ↓ → NO → 1. Check if the connectors of the transport clutches are disconnected. 2. Check if the connector CN328, 329, 350 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are opencircuited. 4. Check if the conductor pattern on the LGC board is short- or opencircuited. 5. Replace the transport clutches. 6. Replace the LGC board. YES Check the conditions of the feed roller, separation roller and pickup roller of the drawer in use, and replace them if necessary (Second page or later of printing) Leading edge of paper not reaching the fuser exit sensor. ↓ → YES → Is there any damage on the paper? (Remove the paper and check the followings.) 1. Check if the paper is skewed, and correct it if it is skewed. 2. Check the paper amount. 3. Check if the paper is not the one with printing on its back side. 4. Check if the width of the side guides of the drawer is too narrow. NO Is the intermediate transport sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[A], OFF/[1]/[C], OFF/[2]/[C], OFF/[3]/[C], OFF/[4]/[C]) ↓ → NO → 1. Are paper dusts accumulated on the intermediate transport sensor? 2. Check if the actuator of the sensor is working normally. 3. Check if the harness is not damaged. 4. Check if the connector is disconnected. YES Check the conditions of the feed roller, separation roller and pickup roller of the drawer in use, and replace them if necessary.

Error code:	E240
Display:	E240 error No SIMMs
Description:	2nd drawer transport jam (paper not reaching 2nd drawer transport sensor): Paper which has passed the 2nd drawer feed sensor does not reach the 2nd drawer transport sensor during the feeding at the 2nd drawer.
Causes:	2nd drawer transport sensor Transport motor-2 Feed motor PFC board Rollers
Remedy:	(First page of printing) Is the intermediate transport sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[A], OFF/[1]/[C], OFF/[2]/[C], OFF/[3]/[C], OFF/[4]/[C]) ↓ → NO → Open the jam access cover. Remove the paper and check the followings.) 1. Check if the connector of the transport sensor is disconnected. 2. Check if the connector on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short- or opencircuited. 5. Replace the LGC board. YES Is the reversed paper transport clutch working? (Perform the output check in the test mode: 03-210/225/229/230/231) ↓ → NO → 1. Check if the connectors of the transport clutches are disconnected. 2. Check if the connector CN328, 329, 350 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are opencircuited. 4. Check if the conductor pattern on the LGC board is short- or opencircuited. 5. Replace the transport clutches. 6. Replace the LGC board. YES Check the conditions of the feed roller, separation roller and pickup roller of the drawer in use, and replace them if necessary (Second page or later of printing) Leading edge of paper not reaching the fuser exit sensor. ↓ → YES → Is there any damage on the paper? (Remove the paper and check the followings.) 1. Check if the paper is skewed, and correct it if it is skewed. 2. Check the paper amount. 3. Check if the paper is not the one with printing on its back side. 4. Check if the width of the side guides of the drawer is too narrow. NO Is the intermediate transport sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[A], OFF/[1]/[C], OFF/[2]/[C], OFF/[3]/[C], OFF/[4]/[C]) ↓ → NO → 1. Are paper dusts accumulated on the intermediate transport sensor? 2. Check if the actuator of the sensor is working normally. 3. Check if the harness is not damaged. 4. Check if the connector is disconnected. YES Check the conditions of the feed roller, separation roller and pickup roller of the drawer in use, and replace them if necessary.

Error code:	E260
Description:	Option LCF transport jam (paper not reaching registration sensor): Paper which has passed the 1st drawer transport sensor does not reach the registration sensor during the feeding at the Option LCF.
Causes:	Registration sensor Transport motor-1 PFC board LGC board Rollers
Remedy:	Is there any paper before the registration sensor when the bypass unit cover is opened? → YES → Remove the paper. NO Is the registration sensor working? (Perform the input check in the test mode: 03-[FAX]ON/[4]/[E]) ↓ → NO → 1. Check if the registration sensor connector is not disconnected. 2. Check if the connector J341 on the LGC board is not disconnected. 3. Check if the connector pins are not disconnected and the harness is not open circuited. 4. Check if the conductor pattern on the LGC board is not short circuited or open circuited. 5. Replace the registration sensor. 6. Replace the LGC board. YES Is the external LCF transport motor driving? (Perform the output check in the test mode: 03-122/172) ↓ → NO → 1. Check if the connector of the transport motor is not disconnected. 2. Check if the connectors J854 on the LCF board are not disconnected. 3. Check if there is any abnormality at the transport drive unit. YES Is the external LCF feed clutch working? (Perform the output check in the test mode: 03-272) ↓ → NO → 1. Check if the external LCF clutch connector is not disconnected. 2. Check if the connectors J851 on the LCF board are not disconnected. 3. Check if the connector CN346 on the LGC board is not disconnected. 4. Check if the connector pins are not disconnected and the harness is not open circuited. 5. Check if the conductor pattern on the LCF and LGC boards is not short circuited or open circuited. 6. Replace the external LCF feed clutch. 7. Replace the LCF board. 8. Replace the LGC board. YES Is the external LCF transport clutch working? (Perform the output check in the test mode: 03-273) ↓ → NO → 1. Check if the connector of the external LCF feed clutch is not disconnected. 2. Check if the connectors J851 on the LCF board are not disconnected. 3. Check if the connector CN346 on the LGC board is not disconnected. 4. Check if the connector pins are not disconnected and the harness is not open circuited. 5. Check if the conductor pattern on the LCF and LGC boards is not short circuited or open circuited. 6. Replace the external LCF feed clutch. 7. Replace the LCF board. 8. Replace the LGC board. YES Leading edge of paper not reaching the fuser exit sensor. ↓ → YES → Is there any damage on the paper? (Remove the paper and check the followings.) 1. Check if the paper is skewed, and correct it if it is skewed. 2. Check the paper amount. 3. Check if the paper is not the one with printing on its back side. 4. Check if the width of the side guides of the drawer is too narrow. NO Is the intermediate transport sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[A], OFF/[1]/[C], OFF/[2]/[C], OFF/[3]/[C], OFF/[4]/[C]) ↓ → NO → 1. Are paper dusts accumulated on the intermediate transport sensor? 2. Check if the actuator of the sensor is working normally. 3. Check if the harness is not damaged. 4. Check if the connector is disconnected. YES 1. Check the conditions of the feed roller, separation roller and pickup roller of the drawer in use, and replace them if necessary. 2. Check if there is any abnormality at the transport drive unit. 3. Check the condition of the external LCF feed roller and separation roller and clean or replace them. Check if the registration roller (rubber) is rotating smoothly.

Error code:	E270
Description:	Bypass transport jam (Paper not reaching the registration sensor): Paper fed from the bypass tray and passed through the bypass feed sensor does not reach the registration sensor.
Causes:	Registration sensor Transport motor-1 PFC board LGC board Rollers
Remedy:	1. Open the jam access cover and check if there is any paper in front of the 1st drawer feed sensor. Remove it if there is. * If the error still occurs, check the following. 2. Is the 1st drawer feed sensor working? (Perform the input check: 03-[FAX]ON/[1]/[G]) * If it is working properly, proceed to 6. If not, check 3 to 5 below. 3. Check if the connector CN516 on the PFC board is disconnected from the 1st drawer feed sensor or the harnesses are open circuited. Correct if any. 4. Replace the 1st drawer feed sensor. 5. Replace the PFC board. 6. Is the transport motor-1 working? (Perform the output check: 03-124 or 524) * If it is working properly, proceed to 10. If not, check 7 to 9 below. 7. Check if the connector CN512 on the PFC board is disconnected from the transport motor-1 or the harnesses are open circuited. Correct if any. 8. Replace the transport motor-1. 9. Replace the PFC board. 10.Check the condition of the feed roller, separation roller and pickup roller of each paper source, and replace them if they are worn out. 11.Check the transport roller. Replace it if it is worn out.

Error code:	E290
Description:	Option LCF transport jam: Paper fed from the Option LCF does not reach the 1st drawer transport sensor.
Causes:	1st drawer transport sensor Transport motor-1 LCF transport motor LCF transport clutch PFC board Rollers
Remedy:	1. Is the 1st drawer transport sensor working? (Perform the input check: 03-[SCAN]ON/[1]/[D]). * If it is working properly, proceed to 6. If not, check 2 to 5 below. 2. Check if the connector CN513 on the PFC board is disconnected from the 1st drawer transport sensor or the harnesses are open circuited. Correct if so. 3. Check if the 1st drawer transport sensor is correctly installed or its detecting element is not damaged or stained. 4. Replace the 1st drawer transport sensor. 5. Replace the PFC board. 6. Are the transport motor-1 and the LCF transport motor working? (Perform the output check: 03- 124, 03-127.) * If they are working properly, proceed to 9. If not, check 7 to 8 below. 7. Check if the connector CN512 on the PFC board is disconnected from the transport motor-1 or the LCF transport motor, or the harnesses are open circuited. Correct if so. 8. Replace the transport motor-1 or the LCF transport motor. 9. Is the LCF transport clutch working? (Perform the output check: 03-269.) * If they are working properly, proceed to 12. If not, check 10 to 11 below. 10.Replace the LCF transport clutch. 11.Replace the PFC board. 12.Check if there is any abnormality on the driving section of each motor or the roller. Correct if any.

Error code:	E2B0
Description:	Stop jam at the registration sensor (1st drawer)
Causes:	Registration sensor Registration motor PFC board Rollers
Remedy:	1. Open the paper feed cover and check if there is any paper in front of the registration sensor. Remove it if there is. * If the error still occurs, check the following. 2. Is the registration sensor working? (Perform the input check: 03-[All OFF]/[4]/[B]) * If it is working properly, proceed to 5. If not, check 3 to 4 below. 3. Check if the connector CN516 on the PFC board is disconnected from the registration sensor or the harnesses are open circuited. Correct if any. 4. Replace the registration sensor. 5. Is the registration motor rotating? (Perform the input check. 03-128/528) 6. Check if the connector CN512 on the PFC board is disconnected from the registration motor or the harnesses are open circuited. Correct if any. 7. Replace the registration motor. 8. Replace the PFC board. 9. Check the rollers. Replace them if they are worn out.

Error code:	E2B1
Description:	Stop jam at the registration sensor (2nd drawer)
Causes:	Registration sensor Registration motor PFC board Rollers
Remedy:	1. Open the paper feed cover and check if there is any paper in front of the registration sensor. Remove it if there is. * If the error still occurs, check the following. 2. Is the registration sensor working? (Perform the input check: 03-[All OFF]/[4]/[B]) * If it is working properly, proceed to 5. If not, check 3 to 4 below. 3. Check if the connector CN516 on the PFC board is disconnected from the registration sensor or the harnesses are open circuited. Correct if any. 4. Replace the registration sensor. 5. Is the registration motor rotating? (Perform the input check. 03-128/528) 6. Check if the connector CN512 on the PFC board is disconnected from the registration motor or the harnesses are open circuited. Correct if any. 7. Replace the registration motor. 8. Replace the PFC board. 9. Check the rollers. Replace them if they are worn out.

Error code:	E2B2
Description:	Stop jam at the registration sensor (3rd drawer)
Causes:	Registration sensor Registration motor PFC board Rollers
Remedy:	1. Open the paper feed cover and check if there is any paper in front of the registration sensor. Remove it if there is. * If the error still occurs, check the following. 2. Is the registration sensor working? (Perform the input check: 03-[All OFF]/[4]/[B]) * If it is working properly, proceed to 5. If not, check 3 to 4 below. 3. Check if the connector CN516 on the PFC board is disconnected from the registration sensor or the harnesses are open circuited. Correct if any. 4. Replace the registration sensor. 5. Is the registration motor rotating? (Perform the input check. 03-128/528) 6. Check if the connector CN512 on the PFC board is disconnected from the registration motor or the harnesses are open circuited. Correct if any. 7. Replace the registration motor. 8. Replace the PFC board. 9. Check the rollers. Replace them if they are worn out.

Error code:	E2B3
Description:	Stop jam at the registration sensor (4th drawer)
Causes:	Registration sensor Registration motor PFC board Rollers
Remedy:	1. Open the paper feed cover and check if there is any paper in front of the registration sensor. Remove it if there is. * If the error still occurs, check the following. 2. Is the registration sensor working? (Perform the input check: 03-[All OFF]/[4]/[B]) * If it is working properly, proceed to 5. If not, check 3 to 4 below. 3. Check if the connector CN516 on the PFC board is disconnected from the registration sensor or the harnesses are open circuited. Correct if any. 4. Replace the registration sensor. 5. Is the registration motor rotating? (Perform the input check. 03-128/528) 6. Check if the connector CN512 on the PFC board is disconnected from the registration motor or the harnesses are open circuited. Correct if any. 7. Replace the registration motor. 8. Replace the PFC board. 9. Check the rollers. Replace them if they are worn out.

Error code:	E2B4
Description:	Stop jam at the registration sensor (Bypass tray)
Causes:	Registration sensor Registration motor PFC board Rollers
Remedy:	1. Open the paper feed cover and check if there is any paper in front of the registration sensor. Remove it if there is. * If the error still occurs, check the following. 2. Is the registration sensor working? (Perform the input check: 03-[All OFF]/[4]/[B]) * If it is working properly, proceed to 5. If not, check 3 to 4 below. 3. Check if the connector CN516 on the PFC board is disconnected from the registration sensor or the harnesses are open circuited. Correct if any. 4. Replace the registration sensor. 5. Is the registration motor rotating? (Perform the input check. 03-128/528) 6. Check if the connector CN512 on the PFC board is disconnected from the registration motor or the harnesses are open circuited. Correct if any. 7. Replace the registration motor. 8. Replace the PFC board. 9. Check the rollers. Replace them if they are worn out.

Error code:	E2B5
Description:	Stop jam at the registration sensor (LCF)
Causes:	Registration sensor Registration motor PFC board Rollers
Remedy:	1. Open the paper feed cover and check if there is any paper in front of the registration sensor. Remove it if there is. * If the error still occurs, check the following. 2. Is the registration sensor working? (Perform the input check: 03-[All OFF]/[4]/[B]) * If it is working properly, proceed to 5. If not, check 3 to 4 below. 3. Check if the connector CN516 on the PFC board is disconnected from the registration sensor or the harnesses are open circuited. Correct if any. 4. Replace the registration sensor. 5. Is the registration motor rotating? (Perform the input check. 03-128/528) 6. Check if the connector CN512 on the PFC board is disconnected from the registration motor or the harnesses are open circuited. Correct if any. 7. Replace the registration motor. 8. Replace the PFC board. 9. Check the rollers. Replace them if they are worn out.

Error code:	E2B6
Description:	Stop jam at the registration sensor (ADU)
Causes:	Registration sensor Registration motor PFC board Rollers
Remedy:	1. Open the paper feed cover and check if there is any paper in front of the registration sensor. Remove it if there is. * If the error still occurs, check the following. 2. Is the registration sensor working? (Perform the input check: 03-[All OFF]/[4]/[B]) * If it is working properly, proceed to 5. If not, check 3 to 4 below. 3. Check if the connector CN516 on the PFC board is disconnected from the registration sensor or the harnesses are open circuited. Correct if any. 4. Replace the registration sensor. 5. Is the registration motor rotating? (Perform the input check. 03-128/528) 6. Check if the connector CN512 on the PFC board is disconnected from the registration motor or the harnesses are open circuited. Correct if any. 7. Replace the registration motor. 8. Replace the PFC board. 9. Check the rollers. Replace them if they are worn out.

Error code:	E2B7
Description:	Stop jam at the registration sensor (option LCF)
Causes:	Registration sensor Registration motor PFC board Rollers
Remedy:	1. Open the paper feed cover and check if there is any paper in front of the registration sensor. Remove it if there is. * If the error still occurs, check the following. 2. Is the registration sensor working? (Perform the input check: 03-[All OFF]/[4]/[B]) * If it is working properly, proceed to 5. If not, check 3 to 4 below. 3. Check if the connector CN516 on the PFC board is disconnected from the registration sensor or the harnesses are open circuited. Correct if any. 4. Replace the registration sensor. 5. Is the registration motor rotating? (Perform the input check. 03-128/528) 6. Check if the connector CN512 on the PFC board is disconnected from the registration motor or the harnesses are open circuited. Correct if any. 7. Replace the registration motor. 8. Replace the PFC board. 9. Check the rollers. Replace them if they are worn out.

Error code:	E300
Description:	3rd drawer transport jam (paper not reaching registration sensor): Paper which has passed the 1st drawer transport sensor does not reach the registration sensor during the feeding at the 3rd drawer.
Causes:	Registration sensor Transport motor-1 PFC board LGC board Rollers
Remedy:	(First page of printing) Open the jam access cover. Is there paper in front of the registration sensor? → YES → Replace the paper. NO Is the registration sensor(S18) working? (Perform the input check in the test mode: 03-[FAX]ON/[4]/[E]) ↓ → NO → 1. Check if the connector of the registration sensor is disconnected. 2. Check if the connector CN305 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the registration sensor. 6. Replace the LGC board. YES 1. Check the transport roller. Replace it if it is worn out. (Second page or later of printing) Open the jam access cover. Is there any paper on the transport path? ↓ → YES → If the paper is damaged, remove the paper and check the followings 1. Check if the paper is skewed, and correct it if it is skewed. 2. Check the paper amount. 3. Check if the paper is not the one with printing on its back side. 4. Check if the width of the side guides of the drawer is too narrow. 5. Check the motor-related adjustment value. NO Is the intermediate transport sensor (S17) working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[A]) ↓ → NO → 1. Are paper dusts accumulated on the intermediate transport sensor? 2. Check if the harness is not damaged. 3. Check if the connector is disconnected. YES Is the transport motor (M17) rotating? (Perform the output check in the test mode: 03-133,183) ↓ → NO → Check if the bearing of the transportation roller is locked. Replace the transport motor. 1. Check if the connector of the transport motor is disconnected. 2. Check if the connector CN327 on the LGC board is disconnected. 3. Check if the connector on the transport motor driving PC board is disconnected. 4. Check if the connector pins are disconnected and the harnesses are open circuited. 5. Check if the conductor pattern on the LGC board is short circuited or open circuited. 6. Replace the LGC board. 7. Replace the transport motor driving PC board. YES Check if the spring of the follower roller of the intermediate transport roller is working properly. Check if the registration roller (rubber) is rotating smoothly.

Error code:	E310
Description:	3rd drawer transport jam (paper not reaching 1st drawer transport sensor): Paper which has passed the 2nd transport sensor does not reach the 1st drawer transport sensor during the feeding at the 3rd drawer.
Causes:	1st drawer transport sensor Transport motor-2 Transport motor-1 PFC board Rollers
Remedy:	(First page of printing) Open the jam access cover. Is there paper in front of the 1st drawer transport sensor? → YES → Remove the paper. NO Is the 1st drawer transport sensor (S33) working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[C]) ↓ → NO → 1. Check if the connector of the 1st drawer transport sensor is disconnected. 2. Check if the connector CN329 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the 1st drawer transport sensor. 6. Replace the LGC board. YES Are the transport clutches (CLT5,7,9,11) working? (Perform the output check in the test mode: 03-210/225/229/230/231) ↓ → NO → 1. Check if the connectors of the transport clutches are disconnected. 2. Check if the connector CN328,329,350 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the transport clutches. 6. Replace the LGC board. YES 1. Check the condition of the feed roller, separation roller and pickup roller of each paper source, and clean or replace them. 2. Check the transport roller. Clean or replace it. (Second page or later of printing) Open the jam access cover. Is there any paper on the transport path? ↓ → YES → If the paper is damaged, remove the paper and check the followings: 1. Check if the paper is skewed, and correct it if it is skewed. 2. Check the paper amount. 3. Check if the paper is not the one with printing on its back side. 4. Check if the width of the side guides of the drawer is too narrow. 5. Check the motor-related adjustment value. NO Check if the spring of the follower roller of the intermediate transport roller is working properly.

Error code:	E320
Description:	3rd drawer transport jam (paper not reaching 2nd drawer transport sensor): Paper which has passed the 3rd drawer / Tandem LCF transport sensor does not reach the 2nd drawer transport sensor during the feeding at the 3rd drawer.
Causes:	3rd drawer transport clutch 2nd drawer transport sensor Feed motor PFC board Rollers
Remedy:	Open the feed cover. Is there paper in front of the 2nd drawer transport sensor? ↓ → YES → If the paper is damaged, remove the paper and check the followings 1. Check if the paper is skewed, and correct it if it is skewed. 2. Check the paper amount. 3. Check if the paper is not the one with printing on its back side. 4. Check if the width of the side guides of the drawer is too narrow. NO Is the 2nd drawer transport sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[2]/[C] ↓ → NO → 1. Check if the connector of the 2nd drawer transport sensor is disconnected. 2. Check if the connector CN329 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the 2nd drawer transport sensor. 6. Replace the LGC board. YES Are the transport clutches working? (Perform the output check in the test mode: 03-210/225/231) ↓ → NO → 1. Check if the connectors of the (lower/middle) transport clutches are disconnected. 2. Check if the connector CN329,350 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the (lower/middle) transport clutches. 6. Replace the LGC board. YES 1. Check the condition of the feed roller, separation roller and pickup roller of each paper source, and clean or replace them. 2. Check the transport roller. Clean or replace it.

Error code:	E330
Description:	4th drawer transport jam (paper not reaching registration sensor): Paper which has passed the 1st drawer transport sensor does not reach the registration sensor during the feeding at the 4th drawer.
Causes:	Registration sensor Transport motor-1 PFC board LGC board Rollers
Remedy:	(First page of printing) Open the jam access cover. Is there paper in front of the registration sensor? → YES → Replace the paper. NO Is the registration sensor(S18) working? (Perform the input check in the test mode: 03-[FAX]ON/[4]/[E]) ↓ → NO → 1. Check if the connector of the registration sensor is disconnected. 2. Check if the connector CN305 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the registration sensor. 6. Replace the LGC board. YES 1. Check the transport roller. Replace it if it is worn out. (Second page or later of printing) Open the jam access cover. Is there any paper on the transport path? ↓ → YES → If the paper is damaged, remove the paper and check the followings 1. Check if the paper is skewed, and correct it if it is skewed. 2. Check the paper amount. 3. Check if the paper is not the one with printing on its back side. 4. Check if the width of the side guides of the drawer is too narrow. 5. Check the motor-related adjustment value. NO Is the intermediate transport sensor (S17) working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[A]) ↓ → NO → 1. Are paper dusts accumulated on the intermediate transport sensor? 2. Check if the harness is not damaged. 3. Check if the connector is disconnected. YES Is the transport motor (M17) rotating? (Perform the output check in the test mode: 03-133,183) ↓ → NO → Check if the bearing of the transportation roller is locked. Replace the transport motor. 1. Check if the connector of the transport motor is disconnected. 2. Check if the connector CN327 on the LGC board is disconnected. 3. Check if the connector on the transport motor driving PC board is disconnected. 4. Check if the connector pins are disconnected and the harnesses are open circuited. 5. Check if the conductor pattern on the LGC board is short circuited or open circuited. 6. Replace the LGC board. 7. Replace the transport motor driving PC board. YES Check if the spring of the follower roller of the intermediate transport roller is working properly. Check if the registration roller (rubber) is rotating smoothly.

Error code:	E340
Description:	4th drawer transport jam (paper not reaching 1st transport sensor): Paper which has passed the 2nd drawer transport sensor does not reach the 1st drawer transport sensor during the feeding at the 4th drawer.
Causes:	1st drawer transport sensor Transport motor-2 Transport motor-1 PFC board Rollers
Remedy:	(First page of printing) Open the jam access cover. Is there paper in front of the 1st drawer transport sensor? → YES → Remove the paper. NO Is the 1st drawer transport sensor (S33) working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[C]) ↓ → NO → 1. Check if the connector of the 1st drawer transport sensor is disconnected. 2. Check if the connector CN329 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the 1st drawer transport sensor. 6. Replace the LGC board. YES Are the transport clutches (CLT5,7,9,11) working? (Perform the output check in the test mode: 03-210/225/229/230/231) ↓ → NO → 1. Check if the connectors of the transport clutches are disconnected. 2. Check if the connector CN328,329,350 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the transport clutches. 6. Replace the LGC board. YES 1. Check the condition of the feed roller, separation roller and pickup roller of each paper source, and clean or replace them. 2. Check the transport roller. Clean or replace it. (Second page or later of printing) Open the jam access cover. Is there any paper on the transport path? ↓ → YES → If the paper is damaged, remove the paper and check the followings: 1. Check if the paper is skewed, and correct it if it is skewed. 2. Check the paper amount. 3. Check if the paper is not the one with printing on its back side. 4. Check if the width of the side guides of the drawer is too narrow. 5. Check the motor-related adjustment value. NO Check if the spring of the follower roller of the intermediate transport roller is working properly.

Error code:	E350
Description:	4th drawer transport jam (paper not reaching 2nd drawer transport sensor): Paper which has passed the 3rd drawer / Tandem LCF transport sensor does not reach the 2nd drawer transport sensor during the feeding at the 4th drawer.
Causes:	3rd drawer transport clutch 2nd drawer transport sensor Feed motor PFC board Rollers
Remedy:	Open the feed cover. Is there paper in front of the 2nd drawer transport sensor? ↓ → YES → If the paper is damaged, remove the paper and check the followings 1. Check if the paper is skewed, and correct it if it is skewed. 2. Check the paper amount. 3. Check if the paper is not the one with printing on its back side. 4. Check if the width of the side guides of the drawer is too narrow. NO Is the 2nd drawer transport sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[2]/[C] ↓ → NO → 1. Check if the connector of the 2nd drawer transport sensor is disconnected. 2. Check if the connector CN329 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the 2nd drawer transport sensor. 6. Replace the LGC board. YES Are the transport clutches working? (Perform the output check in the test mode: 03-210/225/231) ↓ → NO → 1. Check if the connectors of the (lower/middle) transport clutches are disconnected. 2. Check if the connector CN329,350 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the (lower/middle) transport clutches. 6. Replace the LGC board. YES 1. Check the condition of the feed roller, separation roller and pickup roller of each paper source, and clean or replace them. 2. Check the transport roller. Clean or replace it.

Error code:	E360
Description:	4th drawer transport jam (paper not reaching 3rd drawer / Tandem LCF transport sensor): Paper which has passed the 4th drawer transport sensor does not reach the 3rd drawer / Tandem LCF transport sensor during the feeding at the 4th drawer.
Causes:	4rd drawer transport clutch 3rd drawer transport sensor 3rd drawer transport clutch Feed motor PFC board Rollers
Remedy:	Open the feed cover. Is there any paper in front of the 3rd drawer / Tandem LCF feed sensor? ↓ → YES → If the paper is damaged, remove the paper and check the followings 1. Check if the paper is skewed, and correct it if it is skewed. 2. Check the paper amount. 3. Check if the paper is not the one with printing on its back side. 4. Check if the width of the side guides of the drawer is too narrow. NO Is the 3rd drawer / Tandem LCF feed sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[2]/[D]) ↓ → NO → 1. Check if the connector of the 3rd drawer / Tandem LCF feed sensor is disconnected. 2. Check if the connector CN328 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor patterns on the LGC board is short circuited or open circuited. 5. Replace the 3rd drawer / Tandem LCF drawer feed sensor. 6. Replace the LGC board. YES Is the 4th drawer transport clutch working? (Perform the output check in the test mode: 03-225) ↓ → NO → 1. Check if the connector of the 4th drawer transport clutch is disconnected. 2. Check if the connector CN350 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor patterns on the PFP board and LGC board are short circuited or open circuited. 5. Replace the 4th drawer transport clutch. 6. Replace the LGC board. YES 1. Check the condition of the feed roller, separation roller and pickup roller of each paper source, and clean or replace them. 2. Check the PFP transport roller. Clean or replace it.

Error code:	E370
Description:	3rd drawer transport jam (paper not reaching 3rd drawer / Tandem LCF transport sensor): Paper which has passed the 3rd drawer / Tandem LCF feed sensor does not reach the 3rd drawer / Tandem LCF transport sensor during the feeding at the 3rd drawer.
Causes:	3rd drawer transport sensor 3rd drawer transport clutch 3rd drawer feed clutch PFC board Rollers
Remedy:	(First page of printing) Is the intermediate transport sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[A], OFF/[1]/[C], OFF/[2]/[C], OFF/[3]/[C], OFF/[4]/[C]) ↓ → NO → Open the jam access cover. Remove the paper and check the followings.) 1. Check if the connector of the transport sensor is disconnected. 2. Check if the connector on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short- or opencircuited. 5. Replace the LGC board. YES Is the reversed paper transport clutch working? (Perform the output check in the test mode: 03-210/225/229/230/231) ↓ → NO → 1. Check if the connectors of the transport clutches are disconnected. 2. Check if the connector CN328, 329, 350 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are opencircuited. 4. Check if the conductor pattern on the LGC board is short- or opencircuited. 5. Replace the transport clutches. 6. Replace the LGC board. YES Check the conditions of the feed roller, separation roller and pickup roller of the drawer in use, and replace them if necessary (Second page or later of printing) Leading edge of paper not reaching the fuser exit sensor. ↓ → YES → Is there any damage on the paper? (Remove the paper and check the followings.) 1. Check if the paper is skewed, and correct it if it is skewed. 2. Check the paper amount. 3. Check if the paper is not the one with printing on its back side. 4. Check if the width of the side guides of the drawer is too narrow. NO Is the intermediate transport sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[A], OFF/[1]/[C], OFF/[2]/[C], OFF/[3]/[C], OFF/[4]/[C]) ↓ → NO → 1. Are paper dusts accumulated on the intermediate transport sensor? 2. Check if the actuator of the sensor is working normally. 3. Check if the harness is not damaged. 4. Check if the connector is disconnected. YES Check the conditions of the feed roller, separation roller and pickup roller of the drawer in use, and replace them if necessary.

Error code:	E380
Description:	4th drawer transport jam (paper not reaching 4th drawer transport sensor): Paper which passed the 4th drawer feed sensor does not reach the 4th drawer transport sensor during the feeding at the 4th drawer.
Causes:	4th drawer transport sensor 4th drawer transport clutch 4th drawer feed clutch Feed/transport motor PFC board Rollers
Remedy:	(First page of printing) Is the intermediate transport sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[A], OFF/[1]/[C], OFF/[2]/[C], OFF/[3]/[C], OFF/[4]/[C]) ↓ → NO → Open the jam access cover. Remove the paper and check the followings.) 1. Check if the connector of the transport sensor is disconnected. 2. Check if the connector on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short- or opencircuited. 5. Replace the LGC board. YES Is the reversed paper transport clutch working? (Perform the output check in the test mode: 03-210/225/229/230/231) ↓ → NO → 1. Check if the connectors of the transport clutches are disconnected. 2. Check if the connector CN328, 329, 350 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are opencircuited. 4. Check if the conductor pattern on the LGC board is short- or opencircuited. 5. Replace the transport clutches. 6. Replace the LGC board. YES Check the conditions of the feed roller, separation roller and pickup roller of the drawer in use, and replace them if necessary (Second page or later of printing) Leading edge of paper not reaching the fuser exit sensor. ↓ → YES → Is there any damage on the paper? (Remove the paper and check the followings.) 1. Check if the paper is skewed, and correct it if it is skewed. 2. Check the paper amount. 3. Check if the paper is not the one with printing on its back side. 4. Check if the width of the side guides of the drawer is too narrow. NO Is the intermediate transport sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[A], OFF/[1]/[C], OFF/[2]/[C], OFF/[3]/[C], OFF/[4]/[C]) ↓ → NO → 1. Are paper dusts accumulated on the intermediate transport sensor? 2. Check if the actuator of the sensor is working normally. 3. Check if the harness is not damaged. 4. Check if the connector is disconnected. YES Check the conditions of the feed roller, separation roller and pickup roller of the drawer in use, and replace them if necessary.

Error code:	E3C0
Description:	Tandem LCF transport jam (paper not reaching registration sensor): Paper which has passed the 1st transport sensor does not reach the registration sensor during the feeding at the Tandem LCF.
Causes:	Registration sensor Transport motor-1 PFC board LGC board Rollers
Remedy:	(First page of printing) Open the jam access cover. Is there paper in front of the registration sensor? → YES → Replace the paper. NO Is the registration sensor(S18) working? (Perform the input check in the test mode: 03-[FAX]ON/[4]/[E]) ↓ → NO → 1. Check if the connector of the registration sensor is disconnected. 2. Check if the connector CN305 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the registration sensor. 6. Replace the LGC board. YES 1. Check the transport roller. Replace it if it is worn out. (Second page or later of printing) Open the jam access cover. Is there any paper on the transport path? ↓ → YES → If the paper is damaged, remove the paper and check the followings 1. Check if the paper is skewed, and correct it if it is skewed. 2. Check the paper amount. 3. Check if the paper is not the one with printing on its back side. 4. Check if the width of the side guides of the drawer is too narrow. 5. Check the motor-related adjustment value. NO Is the intermediate transport sensor (S17) working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[A]) ↓ → NO → 1. Are paper dusts accumulated on the intermediate transport sensor? 2. Check if the harness is not damaged. 3. Check if the connector is disconnected. YES Is the transport motor (M17) rotating? (Perform the output check in the test mode: 03-133,183) ↓ → NO → Check if the bearing of the transportation roller is locked. Replace the transport motor. 1. Check if the connector of the transport motor is disconnected. 2. Check if the connector CN327 on the LGC board is disconnected. 3. Check if the connector on the transport motor driving PC board is disconnected. 4. Check if the connector pins are disconnected and the harnesses are open circuited. 5. Check if the conductor pattern on the LGC board is short circuited or open circuited. 6. Replace the LGC board. 7. Replace the transport motor driving PC board. YES Check if the spring of the follower roller of the intermediate transport roller is working properly. Check if the registration roller (rubber) is rotating smoothly.

Error code:	E3D0
Description:	Tandem LCF transport jam (paper not reaching 1st drawer transport sensor): Paper which has passed the 2nd drawer transport sensor does not reach the 1st drawer transport sensor during the feeding at the Tandem LCF.
Causes:	1st drawer transport sensor Transport motor-2 Transport motor-1 PFC board Rollers
Remedy:	(First page of printing) Open the jam access cover. Is there paper in front of the 1st drawer transport sensor? → YES → Remove the paper. NO Is the 1st drawer transport sensor (S33) working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[C]) ↓ → NO → 1. Check if the connector of the 1st drawer transport sensor is disconnected. 2. Check if the connector CN329 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the 1st drawer transport sensor. 6. Replace the LGC board. YES Are the transport clutches (CLT5,7,9,11) working? (Perform the output check in the test mode: 03-210/225/229/230/231) ↓ → NO → 1. Check if the connectors of the transport clutches are disconnected. 2. Check if the connector CN328,329,350 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the transport clutches. 6. Replace the LGC board. YES 1. Check the condition of the feed roller, separation roller and pickup roller of each paper source, and clean or replace them. 2. Check the transport roller. Clean or replace it. (Second page or later of printing) Open the jam access cover. Is there any paper on the transport path? ↓ → YES → If the paper is damaged, remove the paper and check the followings: 1. Check if the paper is skewed, and correct it if it is skewed. 2. Check the paper amount. 3. Check if the paper is not the one with printing on its back side. 4. Check if the width of the side guides of the drawer is too narrow. 5. Check the motor-related adjustment value. NO Check if the spring of the follower roller of the intermediate transport roller is working properly.

Error code:	E3E0
Description:	Tandem LCF transport jam (paper not reaching 2nd transport sensor): Paper which has passed the 3rd drawer / Tandem LCF transport sensor does not reach the 2nd drawer transport sensor during the feeding at the Tandem LCF.
Causes:	3rd drawer transport clutch 2nd drawer transport sensor Feed motor PFC board Rollers
Remedy:	Open the feed cover. Is there paper in front of the 2nd drawer transport sensor? ↓ → YES → If the paper is damaged, remove the paper and check the followings 1. Check if the paper is skewed, and correct it if it is skewed. 2. Check the paper amount. 3. Check if the paper is not the one with printing on its back side. 4. Check if the width of the side guides of the drawer is too narrow. NO Is the 2nd drawer transport sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[2]/[C] ↓ → NO → 1. Check if the connector of the 2nd drawer transport sensor is disconnected. 2. Check if the connector CN329 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the 2nd drawer transport sensor. 6. Replace the LGC board. YES Are the transport clutches working? (Perform the output check in the test mode: 03-210/225/231) ↓ → NO → 1. Check if the connectors of the (lower/middle) transport clutches are disconnected. 2. Check if the connector CN329,350 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the (lower/middle) transport clutches. 6. Replace the LGC board. YES 1. Check the condition of the feed roller, separation roller and pickup roller of each paper source, and clean or replace them. 2. Check the transport roller. Clean or replace it.

Error code:	E3F0
Description:	Tandem LCF transport jam (paper not reaching 3rd drawer / Tandem LCF transport sensor): Paper which has passed the 3rd drawer / Tandem LCF feed sensor does not reach the 3rd drawer / Tandem LCF transport sensor during the feeding at the Tandem LCF.
Causes:	Tandem LCF transport sensor Tandem LCF transport clutch Tandem LCF feed clutch Feed/transport motor PFC board Rollers
Remedy:	(First page of printing) Is the intermediate transport sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[A], OFF/[1]/[C], OFF/[2]/[C], OFF/[3]/[C], OFF/[4]/[C]) ↓ → NO → Open the jam access cover. Remove the paper and check the followings.) 1. Check if the connector of the transport sensor is disconnected. 2. Check if the connector on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short- or opencircuited. 5. Replace the LGC board. YES Is the reversed paper transport clutch working? (Perform the output check in the test mode: 03-210/225/229/230/231) ↓ → NO → 1. Check if the connectors of the transport clutches are disconnected. 2. Check if the connector CN328, 329, 350 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are opencircuited. 4. Check if the conductor pattern on the LGC board is short- or opencircuited. 5. Replace the transport clutches. 6. Replace the LGC board. YES Check the conditions of the feed roller, separation roller and pickup roller of the drawer in use, and replace them if necessary (Second page or later of printing) Leading edge of paper not reaching the fuser exit sensor. ↓ → YES → Is there any damage on the paper? (Remove the paper and check the followings.) 1. Check if the paper is skewed, and correct it if it is skewed. 2. Check the paper amount. 3. Check if the paper is not the one with printing on its back side. 4. Check if the width of the side guides of the drawer is too narrow. NO Is the intermediate transport sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[A], OFF/[1]/[C], OFF/[2]/[C], OFF/[3]/[C], OFF/[4]/[C]) ↓ → NO → 1. Are paper dusts accumulated on the intermediate transport sensor? 2. Check if the actuator of the sensor is working normally. 3. Check if the harness is not damaged. 4. Check if the connector is disconnected. YES Check the conditions of the feed roller, separation roller and pickup roller of the drawer in use, and replace them if necessary.

Error code:	E400
Display:	Print Unable E4 Turn the power off and then back on again.
Description:	Duplexing unit open jam
Causes:	Fuse LGC board Switching regulator Interlock switch
Remedy:	1. Close the duplexing unit if it is opened. Remove if there is any paper before closing it. 2. Is the voltage of 24V being supplied from the power supply unit? (Perform the input check: 03- [COPY] ON/[6]/[A]) 3. Check if the connector CN309 on the LGC board is disconnected from the connector CN403 on the switching regulator or the harnesses are open circuited. Correct if any. 4. Check if the fuse (F201, F202, F203, and F204) on the switching regulator has blown. 5. Replace the PFC board. 6. Replace the switching regulator. 7. Is the interlock switch working properly? (Perform the input check: 03-[SCAN] ON/[4]/[G]) 8. Check if the connector CN312 on the LGC board is disconnected from the interlock switch or the harnesses are open circuited. Correct if any.

Error code:	E430
Description:	ADU open jam: The ADU has opened during printing.
Causes:	ADU opening/closing switch ADU board LGC board
Remedy:	1. Close the ADU if it is opened. Remove if there is any paper before closing it. 2. Is the ADU opening/closing switch working? (Perform the input check: 03-[FAX]ON/[2]/[C]) 3. Check if the connector CN338 on the LGC board is disconnected from the ADU opening/closing switch or the harnesses are open circuited. Check if the connectors CN211 and CN217 on the ADU board are disconnected. Correct if any. 4. Replace the ADU opening/closing switch. 5. Replace the ADU board. 6. Replace the PFC board. 7. Replace the LGC board.

Error code:	E440
Description:	Right lower cover (feed cover) open jam: The feed cover has opened during printing.
Causes:	ADU opening/closing switch LGC board
Remedy:	Is the feed cover open? → YES → Remove the paper if there is any, then close the cover. NO Is the side door switch working? (Perform the input check in the test mode: 03-[FAX]ON/[2]/[A]) ↓ → NO → 1. Check if the connector of the feed cover sensor is disconnected. 2. Check if the connector CN304 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the feed cover sensor. 6. Replace the LGC board. YES Replace the LGC board.

Error code:	E450
Description:	Option LCF side cover open jam: The side cover of the Option LCF has opened during printing.
Causes:	LCF side cover opening/closing switch LCF board LGC board
Remedy:	Is the LCF front cover open? → YES → Remove the paper if there is any, then close the cover. NO Is the LCF side cover opening/closing switch working? (Perform the input check in the test mode: 03-[FAX]OFF/[5]/[B]) ↓ → NO → 1. Check if the connector of the LCF side cover opening/closing switch is disconnected. 2. Check if either of the connectors CN100 or CN106 on the LCF board is disconnected. 3. Check if the connector CN338 on the LGC board is disconnected. 4. Check if the connector pins are disconnected and the harnesses are open circuited. 5. Check if the conductor patterns on the LCF board and LGC board are short circuited or open circuited. 6. Replace the LCF side cover opening/closing switch. 7. Replace the LCF board. 8. Replace the LGC board. YES 1. Replace the LCF board. 2. Replace the LGC board.

Error code:	E480
Description:	Bridge unit open jam: The bridge unit has opened during printing.
Causes:	Bridge unit cover opening/closing detection switch LGC board
Remedy:	1. Close the bridge unit if it is opened. Remove if there is any paper before closing it. 2. Is the bridge unit cover opening/closing detection switch working? (Perform the input check: 03- [FAX]OFF/[5]/[E]) 3. Check if the connector CN334 on the LGC board is disconnected from the bridge unit cover opening/closing detection switch or the harnesses are open circuited. Correct if any. 4. Replace the bridge unit cover opening/closing detection switch. 5. Replace the LGC board.

Error code:	E4A0
Description:	Waste toner cover open jam (printing)
Causes:	Waste toner detection sensor LGC board
Remedy:	1. Close the waste toner cover if it is opened. Remove if there is any paper before closing it. 2. Is the waste toner detection sensor working? (Perform the input check: 03-[FAXON]/[1]/[C]) 3. Check if the connector CN331 on the LGC board is disconnected from the waste toner detection sensor or the harnesses are open circuited. Correct if any. 4. Replace the waste toner detection sensor. 5. Replace the LGC board.

Error code:	E4B0
Description:	Bridge unit open jam (printing): The bridge unit has opened during printing.
Causes:	Bridge unit connecting detection switch LGC board
Remedy:	1. Close the bridge unit if it is opened. Remove if there is any paper before closing it. 2. Is the bridge unit connecting detection switch working? (Perform the input check: 03-[COPYON]/ [7]/[B]) 3. Check if the connector CN308 on the LGC board is disconnected from the bridge unit connecting detection switch or the harnesses are open circuited. Correct if any. 4. Replace the bridge unit connecting detection switch. 5. Replace the LGC board.

Error code:	E510
Description:	Transport jam during duplex printing (paper not reaching reverse sensor-2): Paper which has passed the reverse sensor-1 does not reach the reverse sensor-2 during duplex printing.
Causes:	Duplexing unit path entrance sensor Reverse motor ADU motor-2 PFC board ADU board DRV board Rollers
Remedy:	Open the exit cover. Is there any paper in front of the reverse sensor-2? → YES → Remove the paper. NO Is the reverse sensor-1 working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[G]) ↓ → NO → 1. Check if the connector of the reverse sensor-1 is disconnected. 2. Check if the connector CN335 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor patterns on LGC board are short circuited or open circuited. 5. Replace the reverse sensor-1. 6. Replace the LGC board. YES Is the horizontal transport section driving clutch working? (Perform the output check in the test mode: 03-222) ↓ → NO → 1. Check if the connector of the horizontal transport section driving clutch is disconnected. 2. Check if the connector CN334 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the horizontal transport section driving clutch. 6. Replace the LGC board. YES Is the Mylar at the reverse section normal? → NO → Replace the Mylar. YES Check the condition of the roller at the horizontal transport section and clean or replace it.

Error code:	E511
Description:	Transport jam during duplex printing (paper not reaching horizontal transport sensor-1): Paper which has passed the reverse sensor-2 does not reach the horizontal transport sensor-1 during duplex printing.
Causes:	Duplexing unit path entrance sensor Reverse motor ADU motor-1 PFC board ADU board Rollers
Remedy:	Is there any paper at the reverse section when the exit cover is opened? → YES → Remove the paper. NO Is the Horizontal transport sensor-1 working? (Perform the input check in the test mode: 03-[FAX]OFF/[9]/[F]) ↓ → NO → 1. Check if the connector of the Horizontal transport sensor-1 is not disconnected. 2. Check if the connector CN334 on the LGC board is not disconnected. 3. Check if the connector pins are not disconnected and the harness is not open circuited. 4. Check if the conductor pattern on the LGC board is not short circuited or open circuited. 5. Replace the Horizontal transport sensor-1. 6. Replace the LGC board. YES Is the transport roller 1/2 at the horizontal transport section rotating? (Perform the output check in the test mode: 03-110/220) ↓ → NO → 1. Check if the connectors of the and horizontal transport section driving clutch-1 and horizontal transport section driving clutch-2 are not disconnected. 2. Check if the connectors of the and horizontal transport section driving clutch-1 and and horizontal transport section driving clutch-2 are not misconnected (drive clutch: black-black, transport clutch 1: bluepurple). 3. Check if the connector CN334 on the LGC board is not disconnected. 4. Check if the connector pins are not disconnected and the harness is not open circuited. 5. Check if the conductor pattern on the LGC board is not short- or open circuited. 6. Replace the transport drive clutch and transport clutch 1. 7. Replace the LGC board. 8. Check if the front side timing belt is put on properly. 9. Check the installation state of the horizontal transport section driving clutch-1. YES Check the condition of the rollers at the horizontal transport section and clean or replace them.

Error code:	E540
Description:	Transport jam during duplex printing (paper not reaching horizontal transport sensor-3): Paper which has passed the horizontal transport sensor-2 does not reach the horizontal transport sensor-3 during duplex printing.
Causes:	Duplexing unit path exit sensor ADU motor-1 ADU motor-2 PFC board ADU board Rollers
Remedy:	(Perform the input check in the test mode: 03-[FAX]OFF/[9]/[H]) ↓ → NO → 1. Check if the connector of the Horizontal transport sensor-3 is not disconnected. 2. Check if the connector CN334 on the LGC board is not disconnected. 3. Check if the connector pins are not disconnected and the harness is not open circuited. 4. Check is the conductor pattern on the LGC board is not short- or open-circuited. 5. Replace the Horizontal transport sensor-3. 6. Replace the LGC board. YES Check the condition of the roller at the horizontal transport section and clean or replace it.

Error code:	E550
Description:	Paper remaining jam at paper transport path: Paper is remaining on the paper transport path when the printing has finished. (Jam caused by a multiple paper feeding)
Causes:	Feed or transport roller possibly causing multiple feeding Sensor in the jamming area Refer to the table below PFC board
Remedy:	Open the cover of the unit/area whose picture is blinking on the control panel. Is there any paper on the transport path? → YES → Remove the paper. NO Is the sensor in the jamming area working? (Perform the input check in the test mode: refer to the following table) ↓ → NO→ 1. Check if the connector of the sensor is disconnected. 2. Check if any of the connectors on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the sensor. 6. Replace the LGC board. YES 1. Check if any multiple paper is fed from the drawer. 2. Replace the LGC board. Registration area Registration sensor 03-[FAX]ON/[4]/[E] Exit/Reverse area Exit sensor 03-[FAX]OFF/[7]/[B] Reverse sensor-1 03-[FAX]OFF/[7]/[E] Reverse sensor-2 03-[FAX]OFF/[7]/[D] Fuser transport sensor 03-[FAX]OFF/[7]/[C] Reverse transport area Horizontal transport sensor-1 03-[FAX]OFF/[9]/[F] Horizontal transport sensor-2 03-[FAX]OFF/[9]/[G] Horizontal transport sensor-3 03-[FAX]OFF/[9]/[H] Paper feeding area 1st drawer feed sensor 03-[FAX]OFF/[1]/[D] 2nd drawer feed sensor 03-[FAX]OFF/[2]/[D] 3rd drawer / tandem LCF feed sensor 03-[FAX]OFF/[3]/[D] 4th drawer feed sensor 03-[FAX]OFF/[4]/[D] 1st drawer transport sensor 03-[FAX]OFF/[1]/[C] 2nd drawer transport sensor 03-[FAX]OFF/[2]/[C] 3rd drawer / tandem LCF transport sensor 03-[FAX]OFF/[3]/[C] 4th drawer transport sensor 03-[FAX]OFF/[4]/[C] Intermediate transport sensor 03-[FAX]OFF/[1]/[A]

Error code:	E570
Description:	Transport jam during duplex printing (paper not reaching reverse sensor-1): Paper which has passed the fuser unit transport sensor does not reach the reverse sensor-1 during duplex printing.
Causes:	Reverse sensor Transport entrance motor Fuser motor DFV board PFC board Rollers
Remedy:	Is there any paper before the registration sensor when the exit cover is opened? → NO → Remove the paper. YES Is the reverse sensor 1 working? (Perform the input check in the test mode: 03-[FAX]OFF/[7]/[E]) ↓ → NO → 1. Check if the connector of the reverse sensor-1 is not disconnected. 2. Check if the connector CN335 on the LGC board is not disconnected. 3. Check if the connector pins are not disconnected and the harness is not open circuited. 4. Check if the conductor pattern on the LGC board is not short- or open circuited. 5. Replace the reverse sensor-1. 6. Replace the LGC board. YES Is the reverse motor driving? (Perform the output check in the test mode: 03-126) ↓ → NO → 1. Check if the connector of the reverse transport unit is not disconnected. 2. Check if the connector CN335 on the LGC board is not disconnected. 3. Check if the connector pins are not disconnected and the harness is not open circuited. 4. Check if the conductor pattern on the LGC board is not short- or open-circuited. 5. Replace the reverse moter. 6. Replace the LGC board YES Is the gate solenoid working? (Perform the output check in the test mode: 03-274) ↓ → NO → 1. Check if the connector of the gate solenoid is not disconnected. 2. Check if the connector CN335 on the LGC board is not disconnected. 3. Check if the connector pins are not disconnected and the harness is not open circuited. 4. Check if the conductor pattern on the LGC board is not short- or open-circuited. 5. Replace the gate solenoid. 6. Replace the LGC board YES 1. Check if there is no mechanical loading at the exit/reversal gate. 2. Check the myler at the reverse section and clean or replace it.

Error code:	E580
Description:	Paper stopping at reverse section: The trailing edge of paper does not pass the reverse sensor-1 or reverse sensor-2 after its leading edge has reached the reverse sensor-1 or reverse sensor-2.
Causes:	Reverse sensor Reverse motor Bridge unit transport exit motor DFV board PFC board Rollers
Remedy:	Is there any paper at the reverse section when the exit cover is opened? → NO → YES Is the reverse sensor- 1/2 working? (Perform the input check in the test mode: 03-[FAX]OFF/[7]/[D], [7]/[E]) ↓ → NO → 1. Check if the connector of the reverse sensor 1/2 is not disconnected. 2. Check if the connector CN335 on the LGC board is not disconnected. 3. Check if the connector pins are not disconnected and the harness is not open circuited. 4. Check if the conductor pattern on the LGC board is not short- or open-circuited. 5. Replace the reverse sensor- 1/2. 6. Replace the LGC board. YES 1. Check if the setting of the paper size is correct. 2. Check the condition of the roller at the reverse section and clean or replace it. 3. Check if there is no mechanical loading at the follower roller and no abnormality at the myler. 4. Check if the adjustment of the reverse motor speed (05-453/454/456) is appropriate. 5. Replace the reverse sensor-2 if it is drastically damaged.

Error code:	E590
Description:	Paper stopping at exit section: The trailing edge of paper does not pass the exit sensor after its leading edge has reached the exit sensor.
Causes:	Upper paper exit sensor Exit motor PFC board DRV board LGC board
Remedy:	Is there any paper at the reverse section when the exit cover is opened? → NO → Remove the paper. YES Is the exit motor driving? (Perform the output check in the test mode: 03-120) ↓ → NO → 1. Check if the connector of the exit motor is not disconnected. 2. Check if the connector CN336 on the LGC board is not disconnected. 3. Check if the connector pins are not disconnected and the harness is not open circuited. 4. Check if the conductor pattern on the LGC board is not short- or opencircuited. 5. Replace the LGC board. YES 1. Check if the setting of the paper size is correct. 2. Check if there is no abnormality and extraneous material at the guide and myler in front of the exit roller. 3. Check if there is no mechanical loading at the exit follower roller.

Error code:	E5A0
Description:	Paper not reaching exit sensor: The leading edge of paper does not reach the exit sensor.
Causes:	Upper paper exit sensor exit motor PFC board DRV board LGC board
Remedy:	Is the exit sensor working? (Perform the input check in the test mode: 03-[FAX]ON/ [1]/[C]) ↓ → NO → 1. Check if the connector of the exit sensor is not disconnected. 2. Check if the connector CN335 on the LGC board is not disconnected. 3. Check if the connector pins are not disconnected and the harness is not open circuited. 4. Check if the conductor pattern on the LGC board is not short- or open circuited. 5. Replace the exit sensor. 6. Replace the LGC board. YES <Simple discharging> Is the gate solenoid working? (Perform the output check in the test mode: 03-274) ↓ → NO → 1. Check if the connector of the gate solenoid is not disconnected. 2. Check if the connector CN335 on the LGC board is not disconnected. 3. Check if the connector pins are not disconnected and the harness is not open circuited. 4. Check if the conductor pattern on the LGC board is not short- or open circuited. 5. Replace the LGC board. YES Replace the LGC board. <Reversal discharging> 1. Check if the setting of the paper size is correct. 2. Check if there is no abnormality and extraneous material at the guide and myler in front of the exit roller. * Perform 05-447 for thick paper to increase the value by 2 to 4.

Error code:	E712
Description:	Jam not reaching the original registration sensor: The original fed from the original feeding tray does not reach the original registration sensor.
Causes:	Original registration sensor Original pickup solenoid RADF board Perform the 05-3210 Roller Pickup roller, feed roller, separation roller
Remedy:	1. Clean the pickup roller, feed roller and separation roller if they are stained. 2. Flatten the original if it is folded or excessively curled and place it again. 3. Is the original registration sensor working? (Perform the input check: 03-[FAX]ON/[7]/[H]) * If it is working properly, proceed to 7. If not, check 3 to 6. 4. Check if the connector CN74 on the RADF board is disconnected from the original registration sensor or the harnesses are open circuited. Correct if any. 5. Replace the original registration sensor. 6. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356). 7. Replace the pickup roller, feed roller and separation roller if they are worn out.

Error code:	E714
Description:	Feed signal reception jam: The feed signal is received even no original exists on the original feeding tray.
Causes:	Original empty sensor RADF board Perform the 05-3210 Roller Pickup roller, feed roller, separation roller
Remedy:	1. Is the original empty sensor working? (Perform the input check: 03-[FAX]ON/[7]/[B]) 2. Check if the lever of original empty sensor is working normally. 3. Check if the connector CN74 on the RADF board is disconnected from the original empty sensor or the harnesses are open circuited. Correct if any. 4. Replace the original empty sensor. 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356).

Error code:	E721
Description:	Jam not reaching the original reading start sensor: The original does not reach the original reading start sensor after it has passed the original registration sensor (when scanning obverse side) or the reverse sensor (when scanning reverse side).
Causes:	Original reading start sensor RADF board Perform the 05-3210 Roller Registration roller, Read roller
Remedy:	1. Clean the original registration roller, intermediate transfer roller, reading start roller, reverse roller and reverse registration roller if they are stained. 2. Is the original reading start sensor working? (Perform the input check: 03-[FAX]ON/[7]/[G]) * If it is working properly, proceed to 8. If not, check 3 to 7 below. 3. Check if the connector CN75 on the RADF board is disconnected from the original reading start sensor or the harnesses are open circuited. Correct if any. 4. Perform the automatic adjustment of the original reading start sensor (05-356). 5. Perform the manual adjustment of the original reading start sensor. 6. Replace the original reading sensor, and then perform the automatic adjustment of the original reading start sensor (05-356). 7. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356). 8. Replace the original registration roller, intermediate transfer roller, reading start roller, reverse roller and reverse registration roller if they are worn out.

Error code:	E722
Description:	Jam not reaching the original exit sensor (during scanning): The original which passed the read sensor does not reach the original exit sensor when it is transported from the scanning section to exit section.
Causes:	Original exit sensor RADF board Perform the 05-3210 Roller
Remedy:	1. Clean the reading end roller and the exit intermediate roller if they are stained. 2. Is the original exit sensor working? (Perform the input check: 03-[FAX]ON/[7]/[E]) * If it is working properly, proceed to 6. If not, check 3 to 5 below. 3. Check if the connector CN75 on the RADF board is disconnected from the original exit sensor or the harnesses are open circuited. Correct if any. 4. Replace the original exit sensor 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356). 6. Replace the reading end roller and the exit intermediate roller if they are worn out.

Error code:	E724
Description:	Stop jam at the original registration sensor: The trailing edge of the original does not pass the original registration sensor after its leading edge has reached this sensor.
Causes:	Original registration sensor RADF board Perform the 05-3210 Roller
Remedy:	1. Clean the original registration roller if it is stained. 2. Is the original registration sensor working? (Perform the input check: 03-[FAX]ON/[7]/[H]) * If it is working properly, proceed to 6. If not, check 3 to 5 below. 3. Check if the connector CN74 on the RADF board is disconnected from the original registration sensor or the harnesses are open circuited. Correct if any. 4. Replace the original registration sensor. 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356). 6. Replace the original registration roller if it is worn out.

Error code:	E725
Description:	Stop jam at the reading start sensor: The trailing edge of the original does not pass the read sensor after its leading edge has reached this sensor.
Causes:	Original reading start sensor RADF board Perform the 05-3210 Roller Registration roller, Read roller
Remedy:	1. Clean the original registration roller, intermediate transfer roller, reading start roller, reverse roller and reverse registration roller if they are stained. 2. Is the original reading start sensor working? (Perform the input check: 03-[FAX]ON/[7]/[G]) * If it is working properly, proceed to 8. If not, check 3 to 7 below. 3. Check if the connector CN75 on the RADF board is disconnected from the original reading start sensor or the harnesses are open circuited. Correct if any. 4. Perform the automatic adjustment of the original reading start sensor (05-356). 5. Perform the manual adjustment of the original reading start sensor. 6. Replace the original reading sensor, and then perform the automatic adjustment of the original reading start sensor (05-356). 7. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356). 8. Replace the original registration roller, intermediate transfer roller, reading start roller, reverse roller and reverse registration roller if they are worn out.

Error code:	E726
Description:	Transport/exit signal reception jam during ADF standby status
Remedy:	1. Check if there is any paper in the RADF. Remove it if there is. 2. Check if there is any paper in the equipment. Remove it if there is. 3. If a jam still occurs, turn the power OFF and then back ON to check if the equipment operates normally.

Error code:	E727
Description:	Jam not reaching the original reading end sensor
Causes:	Original reading end sensor RADF board Perform the 05-3210 Roller Read end roller
Remedy:	1. Check the RADF position adjustment. "3.12.1 RADF position adjustment" 2. Check the Adjustment of the Reversing Automatic Document Feeder (RADF). "3.12 Adjustment of the RADF" 3. Clean the reading start roller and the reading end roller if they are stained. 4. Is the original reading end sensor working? (Perform the input check: 03-[FAX]ON/[5]/[D]) * If it is working properly, proceed to 8. If not, check 5 to 7 below. 5. Check if the connector CN75 on the RADF board is disconnected from the original read end sensor or the harnesses are open-circuited. Correct if this is the case. 6. Replace the original reading end sensor. 7. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356). 8. Replace the reading start roller and the reading end roller if they are worn out.

Error code:	E729
Description:	Original reading end sensor paper remaining jam
Causes:	Original reading end sensor RADF board Perform the 05-3210 Roller
Remedy:	1. Clean the reading end roller if it is stained. 2. Is the original reading end sensor working? (Perform input check: 03: [FAX]/ON/[5]/[D]) * If it is working properly, proceed to 6. If not, check 3 to 5 below. 3. Check if the connector CN75 on the RADF board is disconnected from the original reading end sensor or the harnesses are open-circuited. Correct if this is the case. 4. Replace the original reading end sensor. 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356). 6. Replace the reading end roller if it is worn out.

Error code:	E731
Description:	Stop jam at the original exit sensor: The trailing edge of the original does not pass the original exit sensor after its leading edge has reached this sensor
Causes:	Original exit sensor RADF board Perform the 05-3210 Roller Exit roller
Remedy:	1. Clean the exit roller and the exit intermediate roller if they are stained. 2. Is the original exit sensor working? (Perform the input check: 03-[FAX]ON/[7]/[E]) * If it is working properly, proceed to 6. If not, check 3 to 5 below. 3. Check if the connector CN75 on the RADF board is disconnected from the original exit sensor or the harnesses are open circuited. Correct if any. 4. Replace the original exit sensor. 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356). 6. Replace the exit roller and the exit intermediate roller if they are worn out.

Error code:	E744
Description:	Stop jam at the original exit/reverse sensor
Causes:	Original exit/reverse sensor RADF board Perform the 05-3210 Roller Intermediate transport roller
Remedy:	1. Clean the exit/reverse intermediate roller if it is stained. 2. Is the original exit/reverse sensor working? (Perform input check: 03: [FAX]/ON/[5]/[B]) * If it is working properly, proceed to 6. If not, check 3 to 5 below. 3. Check if the connector CN75 on the RADF board is disconnected from the original exit/reverse sensor or the harnesses are open-circuited. Correct if this is the case. 4. Replace the original exit/reverse sensor. 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356). 6. Replace the exit/reverse intermediate roller, if it is worn out.

Error code:	E745
Description:	Jam not reaching the original exit/reverse sensor
Causes:	Original exit reverse sensor RADF board Perform the 05-3210 Roller
Remedy:	1. Clean the exit intermediate roller if it is stained. 2. Is the original exit/reverse sensor working? (Perform input check: 03: [FAX]/ON/[5]/[B]) * If it is working properly, proceed to 6. If not, check 3 to 5 below. 3. Check if the connector CN75 on the RADF board is disconnected from the original exit/reverse sensor or the harnesses are open-circuited. Correct if this is the case. 4. Replace the original exit/reverse sensor. 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356). 6. Replace the exit intermediate roller, if it is worn out.

Error code:	E746
Description:	Original exit/reverse sensor paper remaining jam
Causes:	Original exit reverse sensor Registration sensor Original width detection sensor-1 Original width detection sensor-2 Original width detection sensor-3 Intermediate transport sensor Reading end sensor Exit sensor RADF board Perform the 05-3210 Roller
Remedy:	1. Check if there is any paper on each sensor. Remove it if there is. 2. Is each sensor working? (Perform input check: 03) [E746]: [FAX]/ON/[5]/[B], [E762]: [FAX]/ON/[7]/[H], [E770]: [FAX]/ON/[8]/[F], [E771]: [FAX]/ON/[8]/[G], [E772]: [FAX]/ON/[8]/[H], [E773]: [FAX]/ON/[7]/[F], [E774]: [FAX]/ON/[7]/[G], [E775]: [FAX]/ON/[5]/[D], [E777]: [FAX]/ON/[7]/[E] 3. Check if the connector CN74 or CN75 on the RADF board is disconnected from each sensor or the harnesses are open-circuited. Correct if this is the case. 4. Replace each sensor. * If the original reading start sensor is replaced, perform automatic adjustment (05-356) for it. 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356).

Error code:	E762
Description:	Original registration sensor paper remaining jam
Causes:	Original exit reverse sensor Registration sensor Original width detection sensor-1 Original width detection sensor-2 Original width detection sensor-3 Intermediate transport sensor Reading end sensor Exit sensor RADF board Perform the 05-3210 Roller
Remedy:	1. Check if there is any paper on each sensor. Remove it if there is. 2. Is each sensor working? (Perform input check: 03) [E746]: [FAX]/ON/[5]/[B], [E762]: [FAX]/ON/[7]/[H], [E770]: [FAX]/ON/[8]/[F], [E771]: [FAX]/ON/[8]/[G], [E772]: [FAX]/ON/[8]/[H], [E773]: [FAX]/ON/[7]/[F], [E774]: [FAX]/ON/[7]/[G], [E775]: [FAX]/ON/[5]/[D], [E777]: [FAX]/ON/[7]/[E] 3. Check if the connector CN74 or CN75 on the RADF board is disconnected from each sensor or the harnesses are open-circuited. Correct if this is the case. 4. Replace each sensor. * If the original reading start sensor is replaced, perform automatic adjustment (05-356) for it. 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356).

Error code:	E770
Description:	Original width detection sensor-1 paper remaining jam
Causes:	Original exit reverse sensor Registration sensor Original width detection sensor-1 Original width detection sensor-2 Original width detection sensor-3 Intermediate transport sensor Reading end sensor Exit sensor RADF board Perform the 05-3210 Roller
Remedy:	1. Check if there is any paper on each sensor. Remove it if there is. 2. Is each sensor working? (Perform input check: 03) [E746]: [FAX]/ON/[5]/[B], [E762]: [FAX]/ON/[7]/[H], [E770]: [FAX]/ON/[8]/[F], [E771]: [FAX]/ON/[8]/[G], [E772]: [FAX]/ON/[8]/[H], [E773]: [FAX]/ON/[7]/[F], [E774]: [FAX]/ON/[7]/[G], [E775]: [FAX]/ON/[5]/[D], [E777]: [FAX]/ON/[7]/[E] 3. Check if the connector CN74 or CN75 on the RADF board is disconnected from each sensor or the harnesses are open-circuited. Correct if this is the case. 4. Replace each sensor. * If the original reading start sensor is replaced, perform automatic adjustment (05-356) for it. 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356).

Error code:	E771
Description:	Original width detection sensor-2 paper remaining jam
Causes:	Original exit reverse sensor Registration sensor Original width detection sensor-1 Original width detection sensor-2 Original width detection sensor-3 Intermediate transport sensor Reading end sensor Exit sensor RADF board Perform the 05-3210 Roller
Remedy:	1. Check if there is any paper on each sensor. Remove it if there is. 2. Is each sensor working? (Perform input check: 03) [E746]: [FAX]/ON/[5]/[B], [E762]: [FAX]/ON/[7]/[H], [E770]: [FAX]/ON/[8]/[F], [E771]: [FAX]/ON/[8]/[G], [E772]: [FAX]/ON/[8]/[H], [E773]: [FAX]/ON/[7]/[F], [E774]: [FAX]/ON/[7]/[G], [E775]: [FAX]/ON/[5]/[D], [E777]: [FAX]/ON/[7]/[E] 3. Check if the connector CN74 or CN75 on the RADF board is disconnected from each sensor or the harnesses are open-circuited. Correct if this is the case. 4. Replace each sensor. * If the original reading start sensor is replaced, perform automatic adjustment (05-356) for it. 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356).

Error code:	E772
Description:	Original width detection sensor-3 paper remaining jam
Causes:	Original exit reverse sensor Registration sensor Original width detection sensor-1 Original width detection sensor-2 Original width detection sensor-3 Intermediate transport sensor Reading end sensor Exit sensor RADF board Perform the 05-3210 Roller
Remedy:	1. Check if there is any paper on each sensor. Remove it if there is. 2. Is each sensor working? (Perform input check: 03) [E746]: [FAX]/ON/[5]/[B], [E762]: [FAX]/ON/[7]/[H], [E770]: [FAX]/ON/[8]/[F], [E771]: [FAX]/ON/[8]/[G], [E772]: [FAX]/ON/[8]/[H], [E773]: [FAX]/ON/[7]/[F], [E774]: [FAX]/ON/[7]/[G], [E775]: [FAX]/ON/[5]/[D], [E777]: [FAX]/ON/[7]/[E] 3. Check if the connector CN74 or CN75 on the RADF board is disconnected from each sensor or the harnesses are open-circuited. Correct if this is the case. 4. Replace each sensor. * If the original reading start sensor is replaced, perform automatic adjustment (05-356) for it. 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356).

Error code:	E773
Description:	Original Intermediate transport sensor paper remaining jam
Causes:	Original exit reverse sensor Registration sensor Original width detection sensor-1 Original width detection sensor-2 Original width detection sensor-3 Intermediate transport sensor Reading end sensor Exit sensor RADF board Perform the 05-3210 Roller
Remedy:	1. Check if there is any paper on each sensor. Remove it if there is. 2. Is each sensor working? (Perform input check: 03) [E746]: [FAX]/ON/[5]/[B], [E762]: [FAX]/ON/[7]/[H], [E770]: [FAX]/ON/[8]/[F], [E771]: [FAX]/ON/[8]/[G], [E772]: [FAX]/ON/[8]/[H], [E773]: [FAX]/ON/[7]/[F], [E774]: [FAX]/ON/[7]/[G], [E775]: [FAX]/ON/[5]/[D], [E777]: [FAX]/ON/[7]/[E] 3. Check if the connector CN74 or CN75 on the RADF board is disconnected from each sensor or the harnesses are open-circuited. Correct if this is the case. 4. Replace each sensor. * If the original reading start sensor is replaced, perform automatic adjustment (05-356) for it. 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356).

Error code:	E774
Description:	Original reading start sensor paper remaining jam
Causes:	Original reading start sensor RADF board Perform the 05-3210 Roller Registration roller, Read roller
Remedy:	1. Check if there is any paper on each sensor. Remove it if there is. 2. Is each sensor working? (Perform input check: 03) [E746]: [FAX]/ON/[5]/[B], [E762]: [FAX]/ON/[7]/[H], [E770]: [FAX]/ON/[8]/[F], [E771]: [FAX]/ON/[8]/[G], [E772]: [FAX]/ON/[8]/[H], [E773]: [FAX]/ON/[7]/[F], [E774]: [FAX]/ON/[7]/[G], [E775]: [FAX]/ON/[5]/[D], [E777]: [FAX]/ON/[7]/[E] 3. Check if the connector CN74 or CN75 on the RADF board is disconnected from each sensor or the harnesses are open-circuited. Correct if this is the case. 4. Replace each sensor. * If the original reading start sensor is replaced, perform automatic adjustment (05-356) for it. 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356).

Error code:	E775
Description:	Original reading end sensot paper remaining jam
Causes:	Original exit reverse sensor Registration sensor Original width detection sensor-1 Original width detection sensor-2 Original width detection sensor-3 Intermediate transport sensor Reading end sensor Exit sensor RADF board Perform the 05-3210 Roller
Remedy:	1. Check if there is any paper on each sensor. Remove it if there is. 2. Is each sensor working? (Perform input check: 03) [E746]: [FAX]/ON/[5]/[B], [E762]: [FAX]/ON/[7]/[H], [E770]: [FAX]/ON/[8]/[F], [E771]: [FAX]/ON/[8]/[G], [E772]: [FAX]/ON/[8]/[H], [E773]: [FAX]/ON/[7]/[F], [E774]: [FAX]/ON/[7]/[G], [E775]: [FAX]/ON/[5]/[D], [E777]: [FAX]/ON/[7]/[E] 3. Check if the connector CN74 or CN75 on the RADF board is disconnected from each sensor or the harnesses are open-circuited. Correct if this is the case. 4. Replace each sensor. * If the original reading start sensor is replaced, perform automatic adjustment (05-356) for it. 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356).

Error code:	E777
Description:	Original exit sensor paper remaining jam
Causes:	Original exit reverse sensor Registration sensor Original width detection sensor-1 Original width detection sensor-2 Original width detection sensor-3 Intermediate transport sensor Reading end sensor Exit sensor RADF board Perform the 05-3210 Roller
Remedy:	1. Check if there is any paper on each sensor. Remove it if there is. 2. Is each sensor working? (Perform input check: 03) [E746]: [FAX]/ON/[5]/[B], [E762]: [FAX]/ON/[7]/[H], [E770]: [FAX]/ON/[8]/[F], [E771]: [FAX]/ON/[8]/[G], [E772]: [FAX]/ON/[8]/[H], [E773]: [FAX]/ON/[7]/[F], [E774]: [FAX]/ON/[7]/[G], [E775]: [FAX]/ON/[5]/[D], [E777]: [FAX]/ON/[7]/[E] 3. Check if the connector CN74 or CN75 on the RADF board is disconnected from each sensor or the harnesses are open-circuited. Correct if this is the case. 4. Replace each sensor. * If the original reading start sensor is replaced, perform automatic adjustment (05-356) for it. 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356).

Error code:	E860
Description:	Original jam access cover open: The Original jam access cover has opened during RADF operation.
Causes:	Original exit reverse sensor RADF board Perform the 05-3210
Remedy:	1. Close the original jam access cover or the original reverse unit if they are opened. Remove if there are any original before closing them. 2. Is the original jam access cover opening/closing sensor and the original revese unit opening/ closing sensor working? (Perform the input check: 03) Original jam access cover opening/closing sensor: 03-[FAX]ON/[7]/[C], Original revese unit opening/closing sensor: 03-[FAX]ON/[5]/[C] * If it is working properly, proceed to 6. If not, check 3 to 5 below. 3. Check if the connector CN74 or CN75 on the RADF board is disconnected from the original jam access cover opening/closing sensor, original revese unit opening/closing sensor or the harnesses are open circuited. Correct if any. 4. Replace the original jam access cover opening/closing sensor or the original revese unit opening/closing sensor. 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356).

Error code:	E870
Description:	RADF open jam: RADF has opened during RADF operation.
Causes:	RADF opening/closing sensor RADF board Perform the 05-3210
Remedy:	1. Close the RADF if it is opened. Remove if there is any original before closing it. 2. Is the RADF opening/closing sensor working? (Perform the input check: 03-[FAX]ON/[7]/[D]) * If it is working properly, proceed to 6. If not, check 3 to 5 below. 3. Check if the connector CN75 on the RADF board is disconnected from the RADF opening/ closing sensor or the harnesses are open circuited. Correct if any. 4. Replace the RADF opening/closing sensor. 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356). 6. Is the RADF opening/closing sensor adjusted within the specified range?

Error code:	E871
Description:	Cover open jam in the read ready status: Jam caused by opening of the Original jam access cover or front cover while the RADF is waiting for the scanning start signal from the equipment.
Causes:	Original jam access cover opening/ closing sensor RADF board Perform the 05-3210
Remedy:	1. Close the original jam access cover or the front cover if they are opened in the read ready status. 2. Is the original jam access cover sensor working? (Perform the input check: 03-[FAX]ON/[7]/[C]) 3. Check if the connector CN75 on the RADF board is disconnected from the Original jam access cover sensor or the harnesses are open circuited. Correct if any. 4. Replace the original jam access cover sensor. 5. Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-356).

Error code:	E890
Description:	ADF time out jam
Remedy:	1. Check if there is any paper in the RADF. Remove it if there is. 2. Check if there is any paper in the equipment. Remove it if there is. 3. If a jam still occurs, turn the power OFF and then back ON to check if the equipment operates normally.

Error code:	E910
Description:	Jam at the bridge unit transport sensor 1: The paper does not reach the bridge unit transport sensor 1 after it has passed the exit sensor.
Causes:	Bridge unit transport sensor-1 Bridge unit transport entrance motor Bridge unit transport exit motor LGC board DRV board PFC board Roller Transport roller of the bridge unit
Remedy:	1. Check if there is any paper in the bridge unit and remove it if there is. 2. Is the bridge unit transport sensor-1 working? (Perform the input check:03-[FAX]OFF/[5]/[F]) * If it is working properly, proceed to 6. If not, check 3 to 5 below. 3. Check if the connector CN334 on the LGC board is disconnected from the bridge unit transport sensor-1 (entrance sensor) or the harnesses are open circuited. Check if the connector J510 of the bridge unit is disconnected. Correct if any. 4. Replace the bridge unit transport sensor-1. 5. Replace the LGC board. 6. Is the bridge unit gate solenoid working? (Perform the output check: 03-232) * If it is working properly, proceed to 10. If not, check 7 to 9 below. 7. Check if the connector CN334 on the LGC board is disconnected from the bridge unit gate solenoid or the harnesses are open circuited. Check if the connector J510 of the bridge unit is disconnected. Correct if any. 8. Replace the bridge unit gate solenoid. 9. Replace the LGC board. 10.Does the transport roller of the bridge unit work when the fuser motor is rotated? (Perform the output check: 03-113/163) * If it is working properly, proceed to 12. If not, check 11 below. 11.Check the drive system of the equipment and bridge unit. 12.Check if the rollers in the exit roller, the pressure spring and the bridge unit are worn out.

Error code:	E920
Description:	Stop jam at the bridge unit transport sensor 1: The trailing edge of the paper does not pass the bridge unit transport sensor 1 after its leading edge has reached the sensor.
Causes:	Bridge unit transport sensor-1 Bridge unit transport entrance motor Bridge unit transport exit motor LGC board DRV board PFC board Roller Transport roller of the bridge unit
Remedy:	1. Check if there is any paper in the bridge unit and remove it if there is. 2. Is the bridge unit transport sensor-1 working? (Perform the input check:03-[FAX]OFF/[5]/[F]) * If it is working properly, proceed to 6. If not, check 3 to 5 below. 3. Check if the connector CN334 on the LGC board is disconnected from the bridge unit transport sensor-1 (entrance sensor) or the harnesses are open circuited. Check if the connector J510 of the bridge unit is disconnected. Correct if any. 4. Replace the bridge unit transport sensor-1. 5. Replace the LGC board. 6. Is the bridge unit gate solenoid working? (Perform the output check: 03-232) * If it is working properly, proceed to 10. If not, check 7 to 9 below. 7. Check if the connector CN334 on the LGC board is disconnected from the bridge unit gate solenoid or the harnesses are open circuited. Check if the connector J510 of the bridge unit is disconnected. Correct if any. 8. Replace the bridge unit gate solenoid. 9. Replace the LGC board. 10.Does the transport roller of the bridge unit work when the fuser motor is rotated? (Perform the output check: 03-113/163) * If it is working properly, proceed to 12. If not, check 11 below. 11.Check the drive system of the equipment and bridge unit. 12.Check if the rollers in the exit roller, the pressure spring and the bridge unit are worn out.

Error code:	E930
Description:	Jam at the bridge unit transport sensor 2: The trailing edge of the paper does not reach the bridge unit transport sensor 2 after its leading edge has reached the bridge unit transport sensor 1.
Causes:	Bridge unit transport sensor-2 LGC board Roller Transport roller of the bridge unit
Remedy:	1. Check if there is any paper in the bridge unit and remove it if there is. 2. Is the bridge unit transport sensor-2 working? (Perform the input check:03-[FAX]OFF/[5]/[D]) * If it is working properly, proceed to 6. If not, check 3 to 5 below. 3. Check if the connector CN334 on the LGC board is disconnected from the bridge unit transport sensor-2 (exit sensor) or the harnesses are open circuited. Check if the connector J510 of the bridge unit is disconnected. Correct if any. 4. Replace the bridge unit transport sensor-2. 5. Replace the LGC board. 6. Does the transport roller of the bridge unit work when the fuser motor is rotated? (Perform the output check: 03-113/163) * If it is working properly, proceed to 10. If not, check 7 to 9 below. 7. Check the drive system of the equipment and bridge unit. 8. Check if the rollers in the exit roller, the pressure spring and the bridge unit are worn out. 9. Replace the LGC board. 10.Does the transport roller of the bridge unit work when the fuser motor is rotated? (Perform the output check: 03-113/163) * If it is working properly, proceed to 12. If not, check 11 below. 11.Check the drive system of the equipment and bridge unit. 12.Check if the rollers in the exit roller, the pressure spring and the bridge unit are worn out.

Error code:	E940
Description:	Stop jam at the bridge unit transport sensor 2: The trailing edge of the paper does not pass the bridge unit transport sensor 2 after its leading edge has reached the bridge unit transport sensor 2.
Causes:	Bridge unit transport sensor-2 LGC board Roller Transport roller of the bridge unit
Remedy:	1. Check if there is any paper in the bridge unit and remove it if there is. 2. Is the bridge unit transport sensor-2 working? (Perform the input check:03-[FAX]OFF/[5]/[D]) * If it is working properly, proceed to 6. If not, check 3 to 5 below. 3. Check if the connector CN334 on the LGC board is disconnected from the bridge unit transport sensor-2 (exit sensor) or the harnesses are open circuited. Check if the connector J510 of the bridge unit is disconnected. Correct if any. 4. Replace the bridge unit transport sensor-2. 5. Replace the LGC board. 6. Does the transport roller of the bridge unit work when the fuser motor is rotated? (Perform the output check: 03-113/163) * If it is working properly, proceed to 10. If not, check 7 to 9 below. 7. Check the drive system of the equipment and bridge unit. 8. Check if the rollers in the exit roller, the pressure spring and the bridge unit are worn out. 9. Replace the LGC board. 10.Does the transport roller of the bridge unit work when the fuser motor is rotated? (Perform the output check: 03-113/163) * If it is working properly, proceed to 12. If not, check 11 below. 11.Check the drive system of the equipment and bridge unit. 12.Check if the rollers in the exit roller, the pressure spring and the bridge unit are worn out.

Error code:	E970
Description:	Jam not reaching the lower paper exit sensor: Paper transported from the bridge unit does not reach the lower paper exit sensor.
Causes:	Lower paper exit sensor Bridge unit transport exit motor PFC board DRV board LGC board Exit roller
Remedy:	1. Is the lower paper exit sensor working? (Perform the input check: 03-[COPY]ON/[5]/[G]). * If it is working properly, proceed to 6. If not, check 2 to 5 below. 2. Check if the connector CN516 on the PFC board is disconnected from the exit sensor or the harnesses are open circuited. Correct if so. 3. Check if the lower paper exit sensor is correctly installed or the actuator is properly moved. 4. Replace the upper paper exit sensor. 5. Replace the PFC board. 6. Is the bridge unit transport exit motor working? (Perform the output check: 03-136) * If it is working properly, proceed to 10. If not, check 7 to 9 below. 7. Check if the connector CN515 on the PFC board is disconnected from the bridge unit transport exit motor or the harnesses are open circuited. Correct if so (including CN537, 539, 540 on the DRV board). 8. Replace the bridge unit transport exit motor. 9. Replace the PFC board. 10.Check if there is any abnormality on the driving section of the bridge unit transport exit motor or the roller. Correct if any.

Error code:	E980
Description:	Stop jam at the lower paper exit sensor: Paper transported from the bridge unit does not pass the lower paper exit sensor.
Causes:	Lower paper exit sensor exit motor PFC board DRV board LGC board Exit roller
Remedy:	1. Is the lower paper exit sensor working? (Perform the input check: 03-[COPY]ON/[5]/[G]). * If it is working properly, proceed to 6. If not, check 2 to 5 below. 2. Check if the connector CN516 on the PFC board is disconnected from the exit sensor or the harnesses are open circuited. Correct if so. 3. Check if the lower paper exit sensor is correctly installed or the actuator is properly moved. 4. Replace the upper paper exit sensor. 5. Replace the PFC board. 6. Is the exit motor working? (Perform the output check: 03-140) * If it is working properly, proceed to 10. If not, check 7 to 9 below. 7. Check if the connector CN515 on the PFC board is disconnected from the bridge unit transport exit motor or the harnesses are open circuited. Correct if so (including CN537, 539, 540 on the DRV board). 8. Replace the exit motor. 9. Replace the PFC board. 10.Check if there is any abnormality on the driving section of the exit motor or the roller. Correct if any.

Error code:	E9F0
Description:	Hole punch jam: Hole punching is not performed properly.
Causes:	Punch HP sensor (S4) Punch motor (M3) Punch controller board
Remedy:	Is there any paper remaining on the transport path in the finisher or equipment? → YES → Remove the paper. NO Is the connector J1 on the punch driver PC board disconnected? Is the harness connecting the punch driver PC board and punch home position sensor (PI3P) open circuited? → YES → Connect the connector securely. Replace the harness. NO Is the punch home position sensor working properly? l → NO → 1. Connect the connector of the punch home position sensor securely. 2. Replace the punch home position sensor. YES Replace the punch driver PC board.

Error code:	EA10
Description:	Paper transport delay jam: Paper which has passed the exit sensor does not reach the inlet sensor.
Causes:	Feeding sensor (S22) Transport path switching solenoid (SOL5) Entrance motor (M1) Interface PC board (I/F) Finisher control PC board (FIN)
Remedy:	Is there any paper remaining on the transport path in the finisher or equipment? → YES → Remove the paper. NO Is the connector J17 on the finisher controller PC board disconnected? Is the harness connecting the finisher controller PC board and inlet sensor (PI1) open circuited? → YES → Connect the connector securely. Replace the harness. NO Is the inlet sensor working normally? (Check the movement of the actuator.) ll → NO → 1. Connect the connector of the inlet sensor securely. 2. Attach the actuator securely if its shaft is out of place. 3. Replace the inlet sensor. YES Replace the finisher controller PC board.

Error code:	EA20
Description:	Paper transport stop jam: Paper which has reached the inlet sensor does not pass the inlet sensor.
Causes:	Entrance sensor (S1) Finisher control PC board (FIN)
Remedy:	Is there any paper remaining on the transport path in the finisher or main unit? → YES → Remove the paper. NO Is any of the connectors J17, J24, J9 and J11 on the finisher controller PC board disconnected? Is the harness connecting the finisher controller PC board and inlet sensor (PI1) opencircuited? Is the harness connecting the finisher controller PC board and buffer path inlet paper sensor (PI17) open-circuited? Is the harness connecting the finisher controller PC board and buffer path paper sensor (PI14) open circuited? Is the harness connecting the finisher controller PC board and stapling tray sensor (PI4) open circuited? Is the harness connecting the finisher controller PC board and delivery sensor (PI3) open circuited? → YES → Connect the connectors securely. Replace the harnesses. NO Is the inlet sensor working properly? (Check the movement of the actuator.) Is the buffer path inlet paper sensor working properly? (Check the movement of the actuator.) Is the buffer path paper sensor working properly? (Check the movement of the actuator.) Is the stapling tray sensor working properly? (Check the movement of the actuator.) Is the delivery sensor working properly? (Check the movement of the actuator.) ll → NO → 1. Connect the connectors of the sensors securely. 2. Attach the actuators securely if their shafts are out of place. 3. Replace the sensors. YES Replace the finisher controller PC board.

Error code:	EA21
Description:	Paper size error jam: Paper does not reach the sensor because the paper is shorter than spec. [MJ-1103/1104]
Causes:	Entrance sensor (S1) Transport sensor (S2) Finisher controller board
Remedy:	MJ-1103/1104 1. Check if there is any paper in the finisher or on the transport path of the equipment and remove it if there is. 2. Is the paper size used shorter than the size specified in the specifications? 3. Check if the connectors CN7 and CN22 on the finisher controller PC board are disconnected from the inlet sensor (S1) and the transport sensor (S2), or the harnesses are open circuited. Correct if any. 4. Replace the sensor. 5. Replace the finisher controller PC board.

Error code:	EA22
Description:	Paper transport jam (Finisher paper punching edge detection sensor): [MJ-1103/1104]
Causes:	Paper position sensor (S6-1) Paper position sensor (S6-2) Finisher controller board
Remedy:	Is there any paper remaining on the transport path? YES Remove the paper, not leaving any chips. NO Is the paper too short for specifications? NO Use paper accepted in the specifications. YES Are the paper position sensor (S6-1 and S6-2) and its wiring correct? NO Replace the sensor. Correct the wiring. YES Replace the hole punch control PC board (HP).

Error code:	EA23
Description:	Paper transport jam (exit sensor): [MJ-1103/1104]
Causes:	Transport sensor (S2) Finisher controller board
Remedy:	Is there any paper remaining on the transport path in the finisher or equipment? YES Remove the paper. NO Is there a disconnection of the connector, incorrect installation or breakage of the transport sensor (S2)? YES • Reconnect the connector securely if there is any disconnection. • Reinstall the sensor correctly if there is any incorrect installation. • Replace the sensor if there is any breakage. NO Replace the finisher control PC board (FIN).

Error code:	EA24
Description:	Paper transport jam (between entrance and exit sensors): [MJ-1103/1104]
Causes:	Entrance sensor (S1) Transport sensor (S2) Entrance motor (M1) Finisher controller board
Remedy:	Is there any paper remaining on the transport path in the finisher or equipment? YES Remove the paper. NO Is the paper size used shorter than the size specified in the specifications? YES Use the paper size specified in the specifications. NO Is there a disconnection of the connector, incorrect installation or breakage of the entrance sensor (S1)? Is there a disconnection of the connector, incorrect installation or breakage of the transport sensor (S2)? YES • Reconnect the connector securely if there is any disconnection. • Reinstall the sensor correctly if there is any incorrect installation. • Replace the sensor if there is any breakage. NO Is the harness between the entrance motor (M1) and the CN26 of the finisher control PC board (FIN) disconnected or open circuited? Is the harness between the transport sensor (S2) and the CN6 of the finisher control PC board (FIN) disconnected or open circuited? l YES • Reconnect the connector securely if there is any disconnection. • Replace the harness if open circuited. NO Replace the finisher control PC board (FIN).

Error code:	EA25
Description:	Paper transport jam (after paper stack exit): [MJ1103/1104]
Causes:	Finishing tray paper detection sensor (S12) Finisher controller board
Remedy:	Is there any paper remaining on the transport path in the finisher or equipment? YES Remove the paper. NO Is there any mechanical problem when the actuator of the finishing tray paper detection sensor (S12) is moved? YES Fix the mechanism. NO Is there a disconnection of the connector, incorrect installation or breakage of the finishing tray paper detection sensor (S12)? YES • Reconnect the connector securely if there is any disconnection. • Reinstall the sensor correctly if there is any incorrect installation. • Replace the sensor if there is any breakage. NO Is the harness between the finishing tray paper detection sensor (S12) and the CN18 of the finisher control PC board (FIN) disconnected or open circuited? l YES • Reconnect the connector securely if there is any disconnection. • Replace the harness if open circuited. NO Replace the finisher control PC board (FIN).

Error code:	EA26
Description:	Paper transport jam (stop command request): [MJ1103/1104]
Causes:	Entrance sensor (S1) Finisher controller board
Remedy:	Is there any paper remaining on the transport path in the Finisher or the equipment? YES Remove the paper. NO Is there a disconnection of the connector, incorrect installation or breakage of the entrance sensor (S1)? YES • Reconnect the connector securely if there is any disconnection. • Reinstall the sensor correctly if there is any incorrect installation. • Replace the sensor if there is any breakage. NO Is the harness between the entrance sensor (S1) and the CN26 of the finisher control PC board (FIN) disconnected or open circuited? l YES • Reconnect the connector securely if there is any disconnection. • Replace the harness if open circuited. NO Replace the finisher control PC board (FIN).

Error code:	EA27
Description:	Paper transport jam (paper not inserted): [MJ-1103/ 1104]
Causes:	Entrance sensor (S1) Finisher controller board
Remedy:	Is there any paper remaining on the transport path in the Finisher or the equipment? YES Remove the paper. NO Is there a disconnection of the connector, incorrect installation or breakage of the entrance sensor (S1)? YES • Reconnect the connector securely if there is any disconnection. • Reinstall the sensor correctly if there is any incorrect installation. • Replace the sensor if there is any breakage. NO Is the harness between the entrance sensor (S1) and the CN26 of the finisher control PC board (FIN) disconnected or open circuited? l YES • Reconnect the connector securely if there is any disconnection. • Replace the harness if open circuited. NO Replace the finisher control PC board (FIN).

Error code:	EA28
Description:	Paper transport jam (assisting arm operation delay): [MJ-1103/1104]
Causes:	Assist arm motor (M10) Finisher controller board
Remedy:	Is there any paper remaining on the transport path in the finisher or equipment? YES Remove the paper. NO Is there any mechanical problem when the paper holding cam is rotated? YES Fix the mechanism. NO Is the harness between the assist arm motor (M10) and the CN13 of the finisher control PC board (FIN) disconnected or open circuited? l YES • Reconnect the connector securely if there is any disconnection. • Replace the harness if open circuited. NO Replace the finisher control PC board (FIN).

Error code:	EA29
Description:	Paper transport jam (stack transport delay): [MJ1103/1104]
Causes:	Buffer tray guide motor (M2) Finisher controller board
Remedy:	Is there any paper remaining on the transport path in the Finisher or the equipment? YES Remove the paper. NO Is there any mechanical problem when the buffer tray guide is opened and closed while the buffer roller is kept raised? YES Fix the mechanism. NO Is the harness between the buffer tray guide motor (M2) and the CN11 of the finisher control PC board (FIN) disconnected or open circuited? l YES • Reconnect the connector securely if there is any disconnection. • Replace the harness if open circuited. NO Replace the finisher control PC board (FIN).

Error code:	EA31
Description:	Transport path paper remaining jam: The paper which has passed through the inlet sensor does not reach the transport sensor. [MJ-1103/1104]
Causes:	Transport sensor (S2) Finisher controller board
Remedy:	1. Check if there is any paper in the finisher or on the transport path of the equipment and remove it if there is. 2. Check if the connector CN22 on the finisher controller PC board is disconnected from the transport sensor (S2) or the harnesses are open circuited. Correct if any. 3. Check if the connectors CN7 and CN22 on the finisher controller PC board are disconnected from the inlet sensor (S1) and the transport sensor (S2), or the harnesses are open circuited. Correct if any. 4. Replace the sensor. 5. Replace the finisher controller PC board.

Error code:	EA32
Description:	Exit paper remaining jam: The paper is remaining on the finishing tray when the power is turned ON. [MJ-1103/1104]
Causes:	Finishing tray paper detection sensor (S12) Finisher controller board
Remedy:	1. Check if there is any paper in the finisher or on the transport path of the equipment and remove it if there is. 2. Check and correct the mechanism. 3. Check if the connector CN11 on the finisher controller PC board is disconnected from the finishing tray paper detection sensor (S12) or the harnesses are open circuited. Correct if any. 4. Replace the sensor. 5. Replace the finisher controller PC board.

Error code:	EA40
Description:	Door open jam: The upper cover or the front cover of the Finisher has opened, or the upper door or the front door of the Hole Punch Unit has opened during printing.
Causes:	Front cover switch (SW1) Stationary tray opening/closing switch (SW2) Finisher controller board
Remedy:	Is there any paper remaining on the transport path in the finisher or main unit? → YES → Remove the paper. NO Is the finisher connected with the main unit? → NO → Connect the finisher with the main unit. YES Is the connector J12 on the finisher controller PC board disconnected? Is the harness connecting the finisher controller PC board and joint sensor (PI15) opencircuited? → YES → Connect the connector securely. Replace the harness. NO Is the joint sensor working properly? l → NO → 1. Connect the connector of the joint sensor securely. 2. Replace the joint sensor. YES Is the door of the finisher closed? → NO → Close the door. YES Is the connector J12 on the finisher controller PC board disconnected? Is the harness connecting the finisher controller PC board and door opening sensor (PI16) open-circuited? → YES → Connect the connector securely. Replace the harness. NO Is the door opening sensor working properly? l → NO → 1. Connect the connector of the door opening sensor securely. 2. Replace the door opening sensor. YES Is the connector J5 on the finisher controller PC board disconnected? Is the harness connecting the finisher controller PC board and door switch (MS1) opencircuited? → YES → Connect the connector securely. Replace the harness. NO Is the connector J5 on the punch driver PC board disconnected? Is the harness connecting the punch driver PC board and front door switch (MS2P) opencircuited? → YES → Connect the connector securely. Replace the harness. NO Are the upper and front door switches working properly? ll → NO → 1. Connect the connectors of the door switch and the front door switch securely. 2. Replace the upper/front door switches. YES Replace the finisher controller PC board.

Error code:	EA50
Description:	Stapling jam: Stapling is not performed properly
Causes:	Stapler interference sensor (S11) Finisher controller board
Remedy:	Is there any paper remaining on the transport path in the finisher or equipment or on the stapling tray? → YES → Remove the paper. NO Is the jam cleared by taking off the staple cartridge from the finisher and removing the staple sheet slid from the staple case? → YES → End. NO Is the connector J8 on the finisher controller PC board disconnected? Is the harness connecting the finisher controller PC board and stapling home position sensor (PI22) open circuited? → YES → Connect the connector securely. Replace the harness. NO Is the stapling home position sensor working properly? l → NO → 1. Connect the connector of the stapling home position sensor securely. 2. Replace the stapling home position sensor. YES Replace the finisher controller PC board.

Error code:	EA60
Description:	Early arrival jam: The inlet sensor detects paper earlier than the specified timing
Causes:	Entrance sensor (S1) Finisher controller board
Remedy:	Is there any paper remaining on the transport path in the finisher or equipment? → YES → Remove the paper. NO Is the connector J17 on the finisher controller PC board disconnected? Is the harness connecting the finisher controller PC board and inlet sensor (PI1) open circuited? → YES → Connect the connector securely. Replace the harness. NO Is the inlet sensor working properly? (Check the movement of the actuator.) ll → NO → 1. Connect the connector of the inlet sensor securely. 2. Attach the actuator securely if its shaft is out of place. 3. Replace the inlet sensor. YES Replace the finisher controller PC board.

Error code:	EA70
Description:	Stack exit belt home position error: The stack exit belt is not at the home position. [MJ-1103/1104]
Causes:	Stack belt exit home position sensor (S9) Stack transport motor (M5) Finisher controller board
Remedy:	1. Check if the connector CN11 on the finisher controller PC board is disconnected from the stack belt exit home position sensor (S9) and the harnesses are open circuited. Correct if any. 2. Is the harness between the stack transport motor (M5) and the finisher control PC board (CN10) disconnected or open circuited? 3. Replace the sensor. 4. Replace the finisher controller PC board. 5. Is the upper surface detection sensor normal? (See CB31.)

Error code:	EA90
Description:	Door open jam: The delivery cover or the inlet cover has opened during printing.
Causes:	Delivery cover sensor (PI3) Inlet cover sensor (PI9) Saddle stitcher controller board
Remedy:	main unit? → YES → Remove the paper. NO Is the saddle stitcher door closed? → NO → Close the door. YES Is either of the connectors J10 or J11 on saddle stitcher controller PC board disconnected? Are the harnesses connecting the saddle stitcher controller PC board and cover opening sensors (PI2S: front door opening/closing sensor, PI3S:delivery cover sensor, PI9S: inlet cover sensor) open-circuited? → YES → Connect the connector securely. Replace the harness. NO Are the cover opening sensors working properly? l → NO → 1. Connect the connectors of the cover opening sensors securely. 2. Replace the cover opening sensors. YES Replace the finisher controller PC board.

Error code:	EAA0
Description:	Power-ON jam: Paper is remaining at the No. 1 paper sensor, No. 2 paper sensor, No. 3 paper sensor, vertical path paper sensor or delivery sensor when the power is turned ON.
Causes:	No. 1 paper sensor (PI18) No. 2 paper sensor (PI19) No. 3 paper sensor (PI20) Vertical path paper sensor (PI17) Delivery sensor (PI11) Saddle stitcher controller board
Remedy:	Is there any paper remaining on the transport path in the finisher or saddle stitcher section? → YES → Remove the paper. NO Is any of the connectors J10, J13 and J9 on the saddle stitcher controller PC board disconnected? Is the harness connecting the saddle stitcher controller PC board and No.1 paper sensor (PI18S) open-circuited? Is the harness connecting the saddle stitcher controller PC board and No.2 paper sensor (PI19S) open-circuited? Is the harness connecting the saddle stitcher controller PC board and No.3 paper sensor (PI20S) open-circuited? Is the harness connecting the saddle stitcher controller PC board and vertical path paper sensor (PI17S) open-circuited? Is the harness connecting the saddle stitcher controller PC board and delivery sensor (PI11S) open-circuited? → YES → Connect the connectors securely. Replace the harnesses. NO Is the No.1 paper sensor working properly? (Check the movement of the actuator.) Is the No.2 paper sensor working properly? (Check the movement of the actuator.) Is the No.3 paper sensor working properly? (Check the movement of the actuator.) Is the vertical path paper sensor working properly? (Check the movement of the actuator.) Is the delivery sensor working properly? (Check the movement of the actuator.) ll → NO → 1. Connect the connectors of the sensors securely. 2. Attach the actuators securely if their shafts are out of place. 3. Replace the sensors. YES Replace the saddle stitcher controller PC board.

Error code:	EAB0
Description:	Paper transport stop jam: Paper which has passed the inlet sensor does not reach or pass the No. 1 paper sensor, No. 2 paper sensor, No. 3 paper sensor or delivery sensor.
Causes:	No. 1 paper sensor (PI18) No. 2 paper sensor (PI19) No. 3 paper sensor (PI20) Delivery sensor (PI11) Saddle stitcher controller board
Remedy:	Is there any paper remaining on the transport path in the finisher, saddle stitcher section or main unit? → YES → Remove the paper. NO Is the connector J17 on finisher controller PC board disconnected? Is the harness connecting the finisher controller PC board and inlet sensor (PI1) opencircuited? Is either of the connectors J10 or J9 on the saddle stitcher controller PC board disconnected? Is the harness connecting the saddle stitcher controller PC board and No.1 paper sensor (PI18S) open-circuited? Is the harness connecting the saddle stitcher controller PC board and No.2 paper sensor (PI19S) open-circuited? Is the harness connecting the saddle stitcher controller PC board and No.3 paper sensor (PI20S) open-circuited? Is the harness connecting the saddle stitcher controller PC board and delivery sensor (PI11S) open-circuited? → YES → Connect the connectors securely. Replace the harnesses. NO Is the inlet sensor working properly? (Check the movement of the actuator.) Is the No.1 paper sensor working properly? (Check the movement of the actuator.) Is the No.2 paper sensor working properly? (Check the movement of the actuator.) Is the No.3 paper sensor working properly? (Check the movement of the actuator.) Is the delivery sensor working properly? (Check the movement of the actuator.) ll → NO → 1. Connect the connectors of the sensors securely. 2. Attach the actuators securely if their shafts are out of place. 3. Replace the sensors. YES Replace the saddle stitcher controller PC board.

Error code:	EAB1
Description:	Short paper jam (Saddle Stitch Finisher)
Causes:	Feeding sensor (S22) Junction box paper detection sensor (S26) Transport path-2 (S27) Transport path-3 (S28) Ejecting roller (S29) Interface PC board (I/F) Saddle stitcher controller board Finisher controller board
Remedy:	Is there any paper remaining in the paper transport path in the equipment or the saddle stitch section of the Finisher? YES Remove the paper. NO Is the paper too short for specifications? YES Use paper accepted in the specifications. NO Is there a disconnection of the connector, incorrect installation or breakage of the feeding sensor (S22)? Is there a disconnection of the connector, incorrect installation or breakage of the junction box paper detection sensor (S24)? Is there a disconnection of the connector, incorrect installation or breakage of the transport path- 2 (S27)? Is there a disconnection of the connector, incorrect installation or breakage of the transport path- 3 (S28)? Is there a disconnection of the connector, incorrect installation or breakage of the ejecting roller (S29)? YES • Reconnect the connector securely if there is any disconnection. • Reinstall the sensor correctly if there is any incorrect installation. • Replace the sensor if there is any breakage. NO Is the harness between the feeding sensor (S22) or the junction box paper detection sensor (S24) and the CN8 of the interface PC board (I/F) disconnected or open circuited? Is the harness between the transport path-2 sensor (S27), transport path-3 sensor (S28) or ejecting roller sensor (S29) and the CN20 of the saddle control PC board (SDL) disconnected or open circuited? l YES • Reconnect the connector securely if there is any disconnection. • Replace the harness if open circuited. NO 1. Replace the saddle control PC board (SDL). 2. Replace the finisher control PC board (FIN).

Error code:	EAD0
Description:	Print end command time-out jam: The printing has not finished normally due to the communication error between the SYS board and LGC board at the end of the printing.
Causes:	SYS board LGC board
Remedy:	Is the main motor rotating normally? → NO 1. Check if there is any paper in the equipment. Remove it if there is. 2. If the error still occurs, check the following: 3. Check if the error is cleared by turning the power OFF and then back ON. 4. Check if the connectors connecting the SYS board, SYSIF board, SLG board and PLG board are disconnected. 5. Check if the harnesses connecting the SYS board, SLG board and PLG board are open circuited. 6. Replace the SYS board, SYSIF board and LGC board.

Error code:	EAE0
Description:	Receiving period time-out jam: The printing cannot be finished normally due to the communication error between the equipment and the Finisher when the paper is transported from the equipment to the Finisher.
Causes:	Finisher controller board
Remedy:	Is the finisher working? → YES → Replace the finisher controller PC board. NO 1. Check if the voltage (24V) is being supplied to the finisher. 2. Check the connection of the LGC board and IPC board. 3. Check if the harness connecting the IPC board and finisher I/F connector of the equipment side is open circuited. 4. Check if the harness connecting the I/F connector of the finisher side and finisher controller PC board is open circuited. 5. Replace the finisher controller PC board.

Error code:	EB30
Description:	Ready period time-out jam: The equipment judges that the paper transport to the Finisher is disabled due to the communication error between the equipment and the Finisher at the start of the printing.
Causes:	Finisher controller board LGC board
Remedy:	Is there paper in the equipment? → NO → Replace the LGC board. YES Are the IPC board and LGC board properly connected to each other? → NO → Connect them properly. YES Is the harness securely connected to the IPC board? → NO → Connect the harness properly. YES Is any of the connector pins of the harness connecting the equipment and finisher disconnected or any of those harnesses open circuited? → NO → Connect the pin or replace the harness. YES 1. Replace the IPC board. 2. Replace the LGC board. 3. Replace the finisher controller PC board.

Error code:	EB50
Description:	Paper remaining on the transport path: The multiple feeding of the preceding paper caused the misfeeding of the upcoming paper.
Causes:	1st drawer feed sensor Bypass feed sensor ADU exit sensor Registration sensor 1st drawer feed sensor 2nd drawer feed sensor ADU board LGC board Rollers
Remedy:	In case the paper is fed from the 1st drawer, bypass unit or Open the bypass unit cover. Is there any paper in front of the drawer feed sensor? ll → YES → Remove the paper. * Clean or replace the feed roller and separation roller if this error occurs frequently. NO Is the registration sensor working? (Perform the input check in the test mode: 03-[FAX]ON/[4]/[E]) ↓ → NO → 1. Check if the connector of the registration sensor is disconnected. 2. Check if the connector CN341 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the registration sensor. 6. Replace the LGC board. YES Check the rollers. Clean or replace them. In case the paper is fed from the 2nd drawer, 3rd drawer, 4th drawer, Tandem LCF Open the bypass unit cover. Is there any paper in front of the 1st drawer transport sensor? ll → YES → Remove the paper. * Clean or replace the feed roller and separation roller if this error occurs frequently. NO Are the 1st drawer transport sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[1]/[C]) ↓ → NO → 1. Check if the connector of the 1st drawer transport sensor is disconnected. 2. Check if the connector CN329 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the 1st drawer transport sensor. 6. Replace the LGC board. YES If any paper remains in the equipment or drawer, remove it. Check the rollers. Clean or replace them.

Error code:	EB60
Description:	Paper remaining on the transport path: The multiple feeding of the preceding paper caused the misfeeding of the upcoming paper (= redetection after no jam is detected at [EB50]).
Causes:	Registration sensor PFC board Rollers
Remedy:	Open the bypass unit cover. Is there any paper in front of the registration sensor? → YES → Remove the paper. NO Is the registration sensor working? (Perform the input check in the test mode: 03-[FAX]OFF/[4]/[E]) ↓ → NO → 1. Check if the connector of the registration sensor is disconnected. 2. Check if the connector CN341 on the LGC board is disconnected. 3. Check if the connector pins are disconnected and the harnesses are open circuited. 4. Check if the conductor pattern on the LGC board is short circuited or open circuited. 5. Replace the registration sensor. 6. Replace the LGC board. YES Check the rollers. Clean or replace them.

Error code:	ED10
Description:	Skew adjustment motor (M1) home position detection abnormality: The Skew adjustment motor is not at the home position. [MJ-1103/1104 (when MJ-6102 is installed)]
Causes:	Skew adjustment motor (M1) Skew HP sensor (S2) Punch controller board
Remedy:	MJ-1103/1104 1. Check if there is any paper in the finisher or the on the transport path of the equipment. Remove it if there is. 2. Rotate skew adjustment motor and fix its mechanism if it does not rotate smoothly. 3. Check if the connectors on the hole punch controller PC board (HP board) are disconnected from the skew HP sensor (S2) and the skew adjustment motor, or the harnesses are open circuited. Correct if any. 4. Replace the skew adjustment motor. 5. Replace the hole punch control PC board.

Error code:	ED11
Description:	Sideways adjustment motor (M2) home position detection error: The Sideways adjustment motor is not at the home position. [MJ-1103/1104 (when MJ6102 is installed)]
Causes:	Sideways adjustment motor (M2) Sideways deviation HP sensor (S3 Punch controller board
Remedy:	MJ-1103/1104 1. Check if there is any paper on the transport path and remove it if there is. 2. Rotate sideways adjustment motor and fix its mechanism if it does not rotate smoothly. 3. Check if the connectors on the hole punch controller PC board (HP board) are disconnected from the sideways deviation HP sensor (S3)and the sideways adjustment motor, or the harnesses are open circuited. Correct if any. 4. Replace the sideways adjustment motor. 5. Replace the hole punch control PC board.

Error code:	ED12
Description:	Shutter home position error: The shutter is not at the home position. [MJ-1103/1104]
Causes:	Shutter opening/closing sensor (S4) Shutter clutch (CLT1) Finisher controller board
Remedy:	MJ-1103/1104 1. Open and close the shutter. If there is any mechanical problem, fix its mechanism. 2. Check if the connectors on the finisher controller PC board are disconnected from the shutter opening/closing sensor (S4) and the shutter clutch (CLT1), or the harnesses are open circuited. Correct if any. 3. Replace the shutter clutch (CLT1). 4. Replace the shutter opening/closing sensor (S4). 5. Replace the finisher controller PC board.

Error code:	ED13
Description:	Front alignment plate home position error: The front alignment plate is not at the home position. [MJ1103/1104]
Causes:	Front alignment plate home position sensor (S7) Front alignment motor (M9) Finisher controller board
Remedy:	MJ-1103/1104 1. Move the front alignment plate. If there is any mechanical problem, fix its mechanism. 2. Check if the connectors on the finisher controller PC board are disconnected from the front alignment plate home position sensor (S7) and the front alignment motor (M9), or the harnesses are open circuited. Correct if any. 3. Replace the front alignment motor (M9). 4. Replace the front alignment plate home position sensor (S7). 5. Replace the finisher controller PC board.

Error code:	ED14
Description:	Rear alignment plate home position error: The rear alignment plate is not at the home position. [MJ1103/1104]
Causes:	Rear alignment plate home position sensor (S7) Rear alignment motor (M10) Finisher controller board
Remedy:	MJ-1103/1104 1. Move the rear alignment plate. If there is any mechanical problem, fix its mechanism. 2. Check if the connectors on the finisher controller PC board are disconnected from the rear alignment plate home position sensor (S8) and the rear alignment motor (M10), or the harnesses are open circuited. Correct if any. 3. Replace the rear alignment motor (M10). 4. Replace the rear alignment plate home position sensor (S8). 5. Replace the finisher controller PC board.

Error code:	ED15
Description:	Paddle home position error: The paddle is not at the home position. [MJ-1103/1104]
Causes:	Paddle home position sensor (S3) Paddle motor (M8) Finisher controller board
Remedy:	MJ-1103/1104 1. Rotate the paddle. If there is any mechanical problem, fix its mechanism. 2. Check if the connectors on the finisher controller PC board are disconnected from the paddle home position sensor (S3) and the paddle motor (M8), or the harnesses are open circuited. Correct if any. 3. Replace the paddle motor (M8). 4. Replace the paddle home position sensor (S3). 5. Replace the finisher controller PC board.

Error code:	ED16
Description:	Buffer tray home position error: The buffer tray is not at the home position. [MJ-1103/1104]
Causes:	Buffer tray home position sensor (S5) Buffer tray guide motor (M3) Finisher controller board
Remedy:	MJ-1103/1104 1. Open and close the buffer tray guide. If there is any mechanical problem, fix its mechanism. 2. Check if the connectors on the finisher controller PC board are disconnected from the buffer tray home position sensor (S5) and the buffer tray guide motor (M3), or the harnesses are open circuited. Correct if any. 3. Replace the buffer tray guide motor (M3). 4. Replace the buffer tray home position sensor (S5). 5. Replace the finisher controller PC board.

Error code:	EF10
Description:	Paper not supported for Saddle Stitch Finisher
Causes:	Buffer tray home position sensor (S5) Buffer tray guide motor (M3) Saddle controller board
Remedy:	Is there any paper remaining on the paper transport path in the Finisher or the equipment, or on the finishing tray? YES Remove the paper. NO Is the jam released by taking off the front staple cartridge from the Finisher and removing the staple sheet slid from the staple case? YES End. NO Is the harness between the front saddle stapler drive unit and the CN3 of the saddle control PC board (SDL) disconnected or open circuited? l YES • Reconnect the connector securely. • Replace the harness if open circuited. NO 1. Reconnect the connector securely if there is any disconnection. 2. Replace the saddle control PC board (SDL).

Error code:	EF11
Description:	Saddle Stitch Finisher stapling error (front)
Causes:	Front saddle stapler drive unit Saddle controller board
Remedy:	Is there any paper remaining on the paper transport path in the Finisher or the equipment, or on the finishing tray? YES Remove the paper. NO Is the jam released by taking off the front staple cartridge from the Finisher and removing the staple sheet slid from the staple case? YES End. NO Is the harness between the front saddle stapler drive unit and the CN3 of the saddle control PC board (SDL) disconnected or open circuited? l YES • Reconnect the connector securely. • Replace the harness if open circuited. NO 1. Reconnect the connector securely if there is any disconnection. 2. Replace the saddle control PC board (SDL).

Error code:	EF12
Description:	Saddle Stitch Finisher stapling error (rear)
Causes:	Rear saddle stapler drive unit Saddle controller board
Remedy:	Is there any paper remaining on the paper transport path in the Finisher or the equipment, or on the finishing tray? YES Remove the paper. NO Is the jam released by taking off the rear staple cartridge from the Finisher and removing the staple sheet slid from the staple case? YES End. NO Is the harness between the rear saddle stapler drive unit and the CN3 of the saddle control PC board (SDL) disconnected or open circuited? l YES • Reconnect the connector securely if there is any disconnection. • Replace the harness if open circuited. NO 1. Replace the rear saddle stapler drive unit. 2. Replace the saddle control PC board (SDL).

Error code:	EF13
Description:	Saddle paper holder home position detection abnormality
Causes:	Paper holding home position sensor (S38) Saddle controller board
Remedy:	Is there any mechanical problem when the paper holding cam is rotated? YES Fix the mechanism. NO Is there a disconnection of the connector, incorrect installation or breakage of the paper holding home position sensor (S38)? YES • Reconnect the connector securely if there is any disconnection. • Reinstall the sensor correctly if there is any incorrect installation. • Replace the sensor if there is any breakage. NO Is the harness between the paper holding home position sensor (S38), paper holding clutch (CLT4) or saddle transport motor (M16) and the CN8 of the saddle control PC board (SDL) disconnected or open circuited? l YES • Reconnect the connector securely if there is any disconnection. • Replace the harness if open circuited. NO Replace the saddle control PC board (SDL).

Error code:	EF14
Description:	Saddle paper exit jam
Causes:	Exit sensor (S31) Saddle controller board
Remedy:	Is there any paper remaining in the paper transport path of the equipment or the saddle stitch section of the Finisher? YES Remove the paper. NO Is there a disconnection of the connector, incorrect installation or breakage of the exit sensor (S31)? YES • Reconnect the connector securely if there is any disconnection. • Reinstall the sensor correctly if there is any incorrect installation. • Replace the sensor if there is any breakage. NO Is the harness between the exit sensor (S31) and the CN19 of the saddle control PC board (SDL) disconnected or open circuited? l YES • Reconnect the connector securely if there is any disconnection. • Replace the harness if open circuited. NO Replace the saddle control PC board (SDL).

Error code:	EF15
Description:	Saddle Stitch Finisher side alignment motor home position detection abnormality
Causes:	Side alignment home position sensor (S36) Side alignment motor (M15) Saddle controller board
Remedy:	Is there any mechanical problem when the jog is moved? YES Fix the mechanism. NO Is there a disconnection of the connector, incorrect installation or breakage of the side alignment home position sensor (S36)? YES • Reconnect the connector securely if there is any disconnection. • Reinstall the sensor correctly if there is any incorrect installation. • Replace the sensor if there is any breakage. NO Is the harness between the side alignment home position sensor (S36) and the CN5 of the saddle control PC board (SDL) disconnected or open circuited? Is the harness between the side alignment motor (M15) and the CN5 of the saddle control PC board (SDL) disconnected or open circuited? l YES • Reconnect the connector securely if there is any disconnection. • Replace the harness if open circuited. NO Replace the saddle control PC board (SDL).

Error code:	EF16
Description:	Saddle Stitch Finisher stacker motor home position detection abnormality
Causes:	Stacker home position sensor (S33) Stacker motor (M14) Saddle controller board
Remedy:	Is there any mechanical problem when the stacker carrier is moved? YES Fix the mechanism. NO Is there a disconnection of the connector, incorrect installation or breakage of the stacker home position sensor (S33)? YES • Reconnect the connector securely if there is any disconnection. • Reinstall the sensor correctly if there is any incorrect installation. • Replace the sensor if there is any breakage. NO Is the harness between the stacker home position sensor (S33) and the CN4 of the saddle control PC board (SDL) disconnected or open circuited? Is the harness between the stacker motor (M14) and the CN4 of the saddle control PC board (SDL) disconnected or open circuited? l YES • Reconnect the connector securely if there is any disconnection. • Replace the harness if open circuited. NO Replace the saddle control PC board (SDL).

Error code:	EF17
Description:	Saddle Stitch Finisher folding blade home position detection abnormality
Causes:	Folding blade home position sensor (S35) Folding blade clutch (CLT3) Saddle controller board
Remedy:	Is there any mechanical problem when the folding blade cam is rotated? YES Fix the mechanism. NO Is there a disconnection of the connector, incorrect installation or breakage of the folding blade home position sensor (S35)? YES • Reconnect the connector securely if there is any disconnection. • Reinstall the sensor correctly if there is any incorrect installation. • Replace the sensor if there is any breakage. NO Is the harness between the folding blade home position sensor (S35) and the CN15 of the saddle control PC board (SDL) disconnected or open circuited? Is there a disconnection of the connector, incorrect installation or breakage of the folding blade clutch (CLT3)? l YES • Reconnect the connector securely if there is any disconnection. • Replace the harness if open circuited. NO Replace the saddle control PC board (SDL).

Error code:	EF18
Description:	Saddle Stitch Finisher additional folding roller home position detection abnormality
Causes:	Additional folding home position sensor (S39) Additional folding motor (M20) Saddle controller board
Remedy:	Is there any mechanical problem when the additional folding carrier is moved? YES Fix the mechanism. NO Is there a disconnection of the connector, incorrect installation or breakage of the additional folding home position sensor (S39)? YES • Reconnect the connector securely if there is any disconnection. • Reinstall the sensor correctly if there is any incorrect installation. • Replace the sensor if there is any breakage. NO Is the harness between the additional folding home position sensor (S39) or the additional folding motor encoder sensor (S42) and the CN19 of the saddle control PC board (SDL) disconnected or open circuited? Is the harness between the additional folding motor (M20) and the CN18 of the saddle control PC board (SDL) disconnected or open circuited? l YES • Reconnect the connector securely if there is any disconnection. • Replace the harness if open circuited. NO Replace the saddle control PC board (SDL).

Error code:	EF19
Description:	Saddle paper folding jam
Causes:	Exit transport sensor (S41) Saddle controller board
Remedy:	Is there any paper remaining in the paper transport path in the equipment or the saddle stitch section of the Finisher? YES Remove the paper. NO Is there a disconnection of the connector, incorrect installation or breakage of the exit transport sensor (S41)? YES • Reconnect the connector securely if there is any disconnection. • Reinstall the sensor correctly if there is any incorrect installation. • Replace the sensor if there is any breakage. NO Is the harness between the exit transport sensor (S41) and the CN19 of the saddle control PC board (SDL) disconnected or open circuited? l YES • Reconnect the connector securely if there is any disconnection. • Replace the harness if open circuited. NO Replace the saddle control PC board (SDL).

Error code:	EF20
Description:	Saddle stacker jam
Causes:	Stacker paper detection sensor (S30) Saddle controller board
Remedy:	Is there any paper remaining in the paper transport path in the equipment or the saddle stitch section of the Finisher? YES Remove the paper. NO Is there a disconnection of the connector, incorrect installation or breakage of the stacker paper detection sensor (S30)? YES • Reconnect the connector securely if there is any disconnection. • Reinstall the sensor correctly if there is any incorrect installation. • Replace the sensor if there is any breakage. NO Is the harness between the stacker paper detection sensor (S30) and the CN14 of the saddle control PC board (SDL) disconnected or open circuited? l YES • Reconnect the connector securely if there is any disconnection. • Replace the harness if open circuited. NO Replace the saddle control PC board (SDL).

Error code:	EF21
Description:	Hole Punch Unit paper leading edge skew detection abnormality
Causes:	Skew sensor (S7-1/S7-2) Punch controller board
Remedy:	Is there any paper remaining on the paper transport path? Is it staying at the position shown below? YES Figure out the cause of the paper stopping (e.g. folding) and correct it. Then remove the paper. NO Are the skew sensor (S7-1 and S7-2) and its wiring correct? NO Replace the sensor. Correct the wiring. YES Replace the hole punch control PC board (HP).

Error code:	EF22
Description:	Hole Punch Unit paper leading edge detection abnormality
Causes:	Paper position sensor (S6-1/S6-2) Punch controller board
Remedy:	Is there any paper remaining on the paper transport path? Is it staying at the position shown below? YES Figure out the cause of the paper stopping (e.g. folding) and correct it. Then remove the paper. NO Are the paper position sensor (S6-1 and S6-2) and its wiring correct? NO Replace the sensor. Correct the wiring. YES Replace the hole punch control PC board (HP).

Error code:	EF23
Description:	Hole Punch Unit paper alignment abnormality
Causes:	Sideways deviation home position sensor (S3) Sideways adjustment motor (M2) Punch controller board
Remedy:	Is there any paper remaining on the transport path? YES 1. Open the front cover. 2. Remove the paper, not leaving any chips. NO Rotate the sideways adjustment motor (M2). Does it rotate smoothly? NO Fix the mechanism. YES Are the sideways deviation home position sensor (S3) and its wiring correct? NO Replace the sensor. Correct the wiring. YES Is the wiring between the hole punch control PC board (HP) and punch sideways adjustment motor (M2) correct? NO Correct the wiring. YES Are the paper position sensor (S6-1 and S6-2) and its wiring correct? NO Replace the sensor. Correct the wiring. YES Replace the hole punch control PC board (HP).

Error code:	EF24
Description:	Hole Punch Unit paper trailing edge skew detection abnormality
Causes:	Skew sensor (S7-1/S7-2) Punch controller board
Remedy:	Is there any paper remaining on the paper transport path? Is it staying at the position shown below? YES Figure out the cause of the paper stopping (e.g. folding) and correct it. Then remove the paper. NO Are the skew sensor (S7-1 and S7-2) and its wiring correct? NO Replace the sensor. Correct the wiring. YES Replace the hole punch control PC board (HP).

Error code:	EF25
Description:	Hole Punch Unit paper trailing edge detection abnormality
Causes:	Paper position sensor (S6-1/S6-2) Punch controller board
Remedy:	Is there any paper remaining on the paper transport path? Is it staying at the position shown below? YES Figure out the cause of the paper stopping (e.g. folding) and correct it. Then remove the paper. NO Are the paper position sensor (S6-1 and S6-2) and its wiring correct? NO Replace the sensor. Correct the wiring. YES Replace the hole punch control PC board (HP).

Error code:	EF27
Description:	Hole Punch Unit paper edge detection order abnormality-1
Causes:	Skew sensor (S7-1/S7-2) Punch controller board
Remedy:	Is there any paper remaining on the transport path? YES Remove the paper, not leaving any chips. NO Are the skew sensor (S7-1 and S7-2) and its wiring correct? NO Replace the sensor. Correct the wiring. YES Replace the hole punch control PC board (HP).

Error code:	EF28
Description:	Hole Punch Unit paper edge detection order abnormality-2
Causes:	Skew sensor (S7-1/S7-2) Punch controller board
Remedy:	Is there any paper remaining on the transport path? YES Remove the paper, not leaving any chips. NO Are the skew sensor (S7-1 and S7-2) and its wiring correct? NO Replace the sensor. Correct the wiring. YES Replace the hole punch control PC board (HP).

Error code:	F070
Description:	Communication error between System-CPU and Engine-CPU
Causes:	Switching regulator • Replace the fuse (F210). • Replace the switching regulator. LGC board SYS board If the problem is not corrected with the replacement of the LGC board, reinstall the removed LGC board and replace the SYS board. IMG board If the problem is still not corrected with the replacement of the SYS board, reinstall the removed SYS board and replace the IMG board.
Remedy:	(1) Check if the connector CN104 on the SYS board and CN130, CN131, CN134 on the SYSIF board is disconnected. (2) Check if the connector CN10 on the SLG board is disconnected. (3) Check if the harness connecting the SYSIF board and SLG board is disconnected or open circuited. (4) Check if the harness connecting the SYSIF board and LGC board is disconnected or open circuited. (5) Check if the connection of the SYS board (CN104) and SYSIF board (CN130) is open circuited. (6) If the SYS board has been replaced, check if the jumper pin setting on the SYS board is correct. (The jumper pin should be inserted between pin 2 and 3 of CN103 and CN115.) (7) Check the version of the system ROM on the SYS board. (8) Check the version of the engine ROM version on the LGC board. (9) Check the version of the scanner ROM version on the SLG board. (10) Replace the SYS board. (11) Replace the SLG board. (12) Replace the LGC board. (13) Replace the SYSIF board.

Error code:	F090
Description:	SRAM abnormality on SYS board
Causes:	SRAM (SYS board)
Remedy:	(1) Turn the power OFF and start up the Setting Mode (08). (2) When “SRAM ERROR DOES IT INITIALIZE” is displayed on the LCD, check the destination and then press the [START] button. If the destination is not correct, key in the correct one and then press the [START] button. (3) After the confirmation message is displayed on the LCD, press the [INTERRUPT] button (to initialize the SRAM). (4) Perform the panel calibration (08-692). (5) Perform the initialization at the software version upgrade (08-947). (6) Enter the serial number (08-995). Be sure that the serial number is the same as that on the identification label attached on the rear cover of the equipment. Note: The MAC address of the equipment is generated based on this serial number. Entering the incorrect serial number may result in an inability to access the network due to an invalid MAC address. (7) Initialize the NIC information (08-693). (8) Turn the power OFF and then start up with the Adjustment mode (05). (9) Turn the power OFF and then back ON. If the error is not recovered, replace the SRAM on the SYS board.

Error code:	F100
Description:	HDD format error: The HDD cannot be formatted normally.
Remedy:	(1) Check if the HDD is mounted. (2) Check if the specified HDD is mounted. (3) Check if the connector pins of the HDD are bent. (4) Check if the power supply connector is disconnected. (5) Check if the connector CN109 and CN114 on the SYS board is disconnected. (6) Replace the harness. (7) Initialize the HDD. (Key in “2” at 08-690.) (8) Replace the HDD. (9) Replace the SYS board.

Error code:	F101
Description:	HDD unmounted: Connection of the HDD is not detected.
Causes:	HDD SYS board
Remedy:	(1) Check if the connectors of the HDD are disconnected. (2) Check if the connector pins are disconnected or the wires of harnesses are broken. (3) Perform the bad sector check (08-694). If the check result is OK, recover the data in the HDD. If the check result is failed, replace the HDD. (4) Replace the SYS board.

Error code:	F102
Description:	HDD boot error: HDD does not become ready for booting.
Causes:	HDD SYS board
Remedy:	(1) Check if the connectors of the HDD are disconnected. (2) Check if the connector pins are disconnected or the wires of harnesses are broken. (3) Perform the bad sector check (08-694). If the check result is OK, recover the data in the HDD. If the check result is failed, replace the HDD. (4) Replace the SYS board.

Error code:	F103
Description:	Finisher Paddle Failure An error was detected in the Finisher Paddle Motor.
Causes:	• Finisher Paddle Motor • Finisher Control Board
Remedy:	1 Test these sensors. • Swing Guide Home Position Sensor • Paddle Home Position Sensor Run the appropriate Service Diagnostics sensor test. Do the sensors operate? Go to Step 2. Replace the sensor. If the error persists, go to Step 2. 2 Test the Paddle Motor. 1. Close the Interlock Switches for test. 2. Run the Service Diagnostics Paddle Motor test. Does the motor operate? Replace the Finisher Control Board. If the error persists, go to Step 4. Go to Step 4. 3 Check for +24 V to the Paddle Motor. Disconnect CN57. Is there +24 V across CN57-1 and -2 <=> ground? Replace the Delivery Motor. Replace the harness. If the error persists, go to Step 5. 4 Check all pins of the Inverter Interface Cable for continuity. Disconnect CN1 and CN2 from the Finisher Control Board and the opposite end from the Inverter. Is the cable conductive? Replace the Inverter Power Supply. Replace the cable.

Error code:	F104
Description:	HDD data error: Abnormality is detected in the data of the HDD.
Causes:	HDD SYS board
Remedy:	(1) Check if the connectors of the HDD are disconnected. (2) Check if the connector pins are disconnected or the wires of harnesses are broken. (3) Perform the bad sector check (08-694). If the check result is OK, recover the data in the HDD. If the check result is failed, replace the HDD. (4) Replace the SYS board.

Error code:	F105
Description:	Other HDD errors
Causes:	HDD SYS board
Remedy:	(1) Check if the connectors of the HDD are disconnected. (2) Check if the connector pins are disconnected or the wires of harnesses are broken. (3) Perform the bad sector check (08-694). If the check result is OK, recover the data in the HDD. If the check result is failed, replace the HDD. (4) Replace the SYS board.

Error code:	F106
Description:	Finisher Stapler Swing Motor Failure The Stapler Swing Home Position Sensor detected a Stapler Swing Motor error.
Causes:	• Stapler Swing Motor • Finisher Control Board
Remedy:	1 Test the Stapler Swing Home Position Sensor Run the Service Diagnostics Stapler Slide Home Position Sensor test. Do the sensors operate? Go to Step 2. Replace the sensor. If the error persists, go to Step 2. 2 Test the Swing Motor. 1. Close the Interlock Switches for test. 2. Run the Service Diagnostics Sliding Motor test. Does the motor operate? Replace the Finisher Control Board. If the error persists, go to Step 4. Go to Step 4. 3 Check for +24 V to the Swing Motor. Disconnect CN72. Is there +24 V across CN72-8 and -9 <=> ground? Replace the Slide Motor. Replace the harness. If the error persists, go to Step 5. 4 Check all pins of the Inverter Interface Cable for continuity. Disconnect CN1 and CN2 from the Finisher Control Board and the opposite end from the Inverter. Is the cable conductive? Replace the Inverter Power Supply. Replace the cable.

Error code:	F107
Description:	/BOX partition damage
Remedy:	Initialize the Electronic Filing using the Setting Mode (08-666).

Error code:	F108
Description:	/SHA partition damage
Remedy:	Initialize the shared folder using the Setting Mode (08-667).

Error code:	F110
Description:	Finisher Staple Motor Failure An error was detected in the Staple Motor.
Causes:	• Finisher Staple Motor • Finisher Control Board
Remedy:	1 Test these sensors. • Staple Clock Sensor • Fold Home Position Sensor Run the appropriate Service Diagnostics sensor test. Do the sensors operate? Go to Step 2. Replace the sensor. If the error persists, go to Step 2. 2 Test the Staple Motor. 1. Close the Interlock Switches for test. 2. Run the Service Diagnostics Staple Motor tests. Does the motor operate? Replace the Finisher Control Board. If the error persists, go to Step 4. Go to Step 3. 3 Check for +24 V to the Staple Motor. Disconnect CN71. Is there +24 V across CN71-1 and -2 <=> ground? Replace the Staple Motor. Replace the harness. If the error persists, go to Step 4. 4 Check all pins of the Inverter Interface Cable for continuity. Disconnect CN1 and CN2 from the Finisher Control Board and the opposite end from the Inverter. Is the cable conductive? Replace the Inverter Power Supply. Replace the cable.

Error code:	F111
Description:	Finisher Stack Handling Motor Failure The Delivery Belt Home Position Sensor detected a Stack Handling error.
Causes:	• Finisher Stack Handling Motor • Finisher Control Board
Remedy:	1 Check the delivery mechanism. Does the Delivery Belt turn freely when operated manually? Go to Step 2. Repair the mechanism. 2 Test the Delivery Belt Home Position Sensor. Run the Service Diagnostics Exit Belt Home Position Sensor test. Does the sensor operate? Go to Step 3. Replace the sensor. If the error persists, go to Step 3. 3 Test the Staple Motor. 1. Close the Interlock Switches for test. 2. Run the Service Diagnostics Staple Motor tests. Does the motor operate? Replace the Finisher Control Board. If the error persists, go to Step 4. Go to Step 4. 4 Check for +24 V to the Staple Motor. Disconnect CN59. Is there +24 V across CN59-1 and -2 <=> ground? Replace the Stack Handling Motor. Replace the harness. If the error persists, go to Step 5. 5 Check all pins of the Inverter Interface Cable for continuity. Disconnect CN1 and CN2 from the Finisher Control Board and the opposite end from the Inverter. Is the cable conductive? Replace the Inverter Power Supply. Replace the cable.

Error code:	F120
Description:	Database abnormality: Databases do not run normally.
Remedy:	(1) Rebuild the databases. (Perform 08-684.) (2) If the error is not recovered, initialize the HDD. (Key in “2” at 08-690.)

Error code:	F130
Description:	Controller to Engine Communications Failure An communications error was detected.
Causes:	• Engine Control Board, PL1.1.4
Remedy:	1 Cycle power to the printer. Does the error persist? Go to Step 2. Complete 2 Reseat the CUIF connector. Does the error persist? Replace the Engine Control Board. If the error persists, replace the Image Processor Board Complete

Error code:	F200
Description:	Data overwrite option (GP-1070) disabled
Causes:	SYS board
Remedy:	Perform firmware installation (some firmware: OS, HDD, SYS, Laser Firmware, PFC Firmware, Engine Main Firmware, and Scanner Firmware) with the USB media. "6.1 Firmware Updating with USB Media" * When the function of the Data Overwrite Enabler (GP-1070) is deleted from the equipment, the service call “F200” occurs.

Error code:	F350
Description:	SLG board abnormality
Causes:	SLG board
Remedy:	(1) Check if the conductor pattern on the SLG board is short circuited or open circuited. (2) If there is no problem found in the check (1) above, check the combination of the firmware version of the system ROM, engine ROM and scanner ROM. Reinstall the scanner ROM firmware. (3) If an error occurs after step (2) above has been performed, replace the SLG board.

Error code:	F400
Description:	SYS board cooling fan abnormality
Causes:	SYS board cooling fan SYS board
Remedy:	(1) Check if the fan is rotating properly. (2) If not, check if any foreign object is adhered. (3) Are the connector CN112 and the relay connector of the SYS board connected securely? (4) Replace the SYS board cooling fan.

Деталь:	COVER-ADU-RIGHT-430-T
Парткод:	6LH05530000

Деталь:	GUIDE-ADU-RIGHT-UP
Парткод:	6LH05432000

Деталь:	STOPPER-STRING-430
Парткод:	6LH05522000

Деталь:	CA-0131B
Парткод:	F0-01394000

Деталь:	S/TPP/BID-3X8-NI
Парткод:	X0-01989000

Деталь:	S/TPS/FHEXM/R-3X8-ZU3
Парткод:	X0-02420000

Деталь:	COVER-ADU-U-SUB-430-T
Парткод:	6LH05529000

Деталь:	S/TPS/FHEXM/R-4X8-ZU3
Парткод:	X0-02421000

Деталь:	SPR-CUSHION-GUIDE-EXIT
Парткод:	6LH06841000

Деталь:	ASYS-FRAME-ROL-EX-L-R
Парткод:	6LH04573000

Деталь:	ASYS-SFT-ELV-CST-F43X
Парткод:	6LH05735000

Деталь:	ASYS-LEVER-ELV-CST-F43X
Парткод:	6LH05746000

Деталь:	ASYS-WALL-SIDE-F-CST-F43X
Парткод:	6LH05719000

Деталь:	ASYS-WALL-SIDE-R-CST-F43X
Парткод:	6LH05725000

Деталь:	S/TPS/FHEXM/R-3X6-ZU3
Парткод:	X0-02419000

Деталь:	COVER-ADU-UP-430
Парткод:	6LH05504000

Деталь:	LBL-ADU-UPPER
Парткод:	6LH14712000

Деталь:	STOPPER-COV-FED
Парткод:	44201629000

Деталь:	COVER-ADU-FRT-SUB-UP
Парткод:	6LH05503000

Деталь:	ASYS-PLY-BRKT-FRAME-F
Парткод:	6LH08385000

Деталь:	DUCT-FAN-SCAN-LFT-430
Парткод:	6LH08284000

Деталь:	ASYS-PLY-BRKT-FRAME-R
Парткод:	6LH08384000

Деталь:	PULLY-CLUCH-MAIN-ALNG
Парткод:	6LH06525000

Деталь:	FOOT-H-AD-502-ZU3-39X 6LE06413000
Парткод:	6LE06413000

Деталь:	ASYS-DHTR-DRUM-5520-E
Парткод:	6LH00840200

Деталь:	ASYB-READ-IN-LEV-STAY-F
Парткод:	6LH06706000

Деталь:	ASYB-READ-IN-LEV-STAY-R
Парткод:	6LH06707000

Деталь:	ASYS-GUIDE-READ-IN-PLT
Парткод:	6LH06807000

Деталь:	RNR-1560ZZRP0P24LY121
Парткод:	F0-01482000

Toshiba e-Studio 6520c

Общие характеристики

Число страниц в месяц

Тип устройства

Сканер

Копир

Цветность печати

Телефон

Печать фотографий

Факс

Размещение

Область применения

Технология печати

Тип

Макс. формат

Принтер

Двусторонняя печать

Пигментные чернила

Прямая печать

Печать без полей

Время разогрева

Количество цветов

Макс, разрешение для ч/б печати

Скорость ч/б печати

Время выхода первого отпечатка

Копир

Макс, количество копий за цикл

Время выхода первой копии

Значение масштаба

Макс, разрешение (ч/б)

Скорость ч/б копирования

Сканер

Глубина цвета

Оттенки серого

Тип сканера

Макс. формат оригинала

Емкость устройства автоподачи оригиналов

Отправка изображения по e-mail

Стандарт TWAIN

Разрешение сканера

Скорость сканирования

Расходные материалы

Ресурс цветного картриджа/тонера

Ресурс ч/б картриджа/тонера

Ресурс фотобарабана

Количество картриджей

Печать на:

Плотность бумаги

Факс

Цветной

Телефон

Стандарт DECT

Автоответчик

Caller ID

АОН

Беспроводная трубка

Проводная трубка

Спикерфон

Языки управления

Лотки

Емкость лотка ручной подачи

Подача бумаги

Финишер

Сортер

Брошюровщик

Степлер

Интерфейсы

FireWire (IEEE 1394)

Wi-Fi

Инфракрасный порт

Устройство для чтения карт памяти

RS-232

LPT

Bluetooth

Версия USB

Ethernet (RJ-45)

USB

Память/Процессор

Объем памяти

Емкость жесткого диска

Деталь:	GEAR-8S18_S2M20-6-DRV-FRT
Парткод:	6LH03432000

Деталь:	SHAFT-DRV-WTNR-F-GEAR
Парткод:	6LH03542000

Деталь:	GEAR-5S25-P2GT60-6-IDLE
Парткод:	6LH03602000

Деталь:	PULLY-S2M20-6_CPL-WTNR2
Парткод:	6LH03439000

Деталь:	WASHER-6R2X9R5XR25-PL
Парткод:	6LA78908000

Деталь:	LNR-1680HHRPOP25LY349
Парткод:	F0-01445000

Деталь:	COVER-TP-LFT-CNT-430T
Парткод:	6LH08262000

Деталь:	PLT_BRIDGE_CV_FRT_TNR
Парткод:	6LH02364000

Деталь:	ASYS-COVER-TP-LFT-SUB-430
Парткод:	6LH08368000

Деталь:	ASYS-WIR_RP-SCAN-FRT-430
Парткод:	6LH08246000