Ricoh Aficio 850
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Коды ошибок
SC101
SC120
SC121
SC124
SC125
SC126
SC127
SC128
SC129
SC130
SC300
SC301
SC302
SC303
SC305
SC306
SC310
SC311
SC312
SC314
SC321
SC322
SC323
SC326
SC327
SC328
SC329
SC330
SC331
SC332
SC335
SC336
SC337
SC338
SC340
SC341
SC342
SC345
SC350
SC351
SC352
SC353
SC354
SC360
SC362
SC364
SC366
SC367
SC370
SC372
SC374
SC376
SC380
SC382
SC384
SC386
SC390
SC391
SC400
SC401
SC430
SC440
SC441
SC493
SC494
SC495
SC496
SC497
SC501
SC502
SC503
SC505
SC510
SC511
SC515
SC516
SC520
SC521
SC530
SC531
SC541
SC542
SC543
SC544
SC545
SC546
SC547
SC590
SC601
SC602
SC620
SC621
SC622
SC625
SC626
SC630
SC635
SC636
SC700
SC701
SC702
SC703
SC704
SC705
SC720
SC722
SC724
SC725
SC726
SC727
SC729
SC730
SC731
SC735
SC736
SC737
SC738
SC740
SC741
SC900
SC901
SC951
SC953
SC954
SC955
SC956
SC957
SC958
SC959
SC960
SC961
SC962
SC963
SC964
SC966
SC970
SC980
SC982
SC984
SC990
Описание
| Error code: | SC101 |
| Description: | Exposure lamp error The white level peak did not reach the prescribed threshold when the white plate was scanned. |
| Causes: | The scanner has scanned the white plate, but cannot detect the certain white level. • Defective exposure lamp • Defective exposure lamp stabilizer • Defective power source harness • Defective signal harness • High-voltage cable leak • Defective darkness starting characteristic |
| Remedy: | • Dirty optics • Exposure lamp defective • Exposure lamp does not turn ON • Lamp stabilizer defective • High voltage line leak • Power/signal harness defective |
| Error code: | SC120 |
| Description: | Scanner home position error 1 The scanner home position sensor did not detect the home position (did not go OFF) after the scanner moved forward 20 mm.. |
| Causes: | The scanner home position sensor does not detect the scanner leaving the home position. • Defective scanner home position sensor • Defective scanner home position sensor harness • Defective scanner motor driver • Defective scanner motor |
| Remedy: | • Scanner motor driver board defective • Scanner motor defective • Scanner HP sensor defective • Harness between scanner motor and scanner I/O board disconnected or broken. |
| Error code: | SC121 |
| Description: | Scanner home position error 2 The scanner home position sensor did not go ON after the scanner moved forward 1 mm and the feeler entered the HP sensor. |
| Causes: | The scanner home position sensor does not detect the scanner coming back to the home position. • Defective scanner home position sensor • Defective scanner home position sensor harness • Defective scanner motor driver • Defective scanner motor |
| Remedy: | • Scanner motor defective • Scanner HP sensor disconnected, defective |
| Error code: | SC124 |
| Description: | Encoder Signal Error The scanner motor encoder connector is not set correctly, or the encoder signal was not input. |
| Causes: | • Scanner motor encoder connector disconnected • Scanner motor lead connector disconnected • Scanner motor defective • MCU board defective (scanner motor control unit) • Scanner wire, timing belt, pulleys, or carriage installation incorrect • Power supply connector disconnected (+38V +-24V) • Power supply unit (PSU-E board) defective |
| Error code: | SC125 |
| Description: | Scanner Motor Error 1 Scanner motor stopped before feedback from scanner HP sensor detected, or motor speed too slow when detected at scanner HP sensor. |
| Causes: | • Scanner motor defective (high torque) • Overload on scanner drive mechanism • MCU board defective (scanner motor unit control) |
| Error code: | SC126 |
| Description: | Scanner Motor Error 2 The scanner motor does not stop within 15 mm after the scanner home position sensor turns on when the scanner returns. |
| Causes: | • Scanner motor defective (low torque) • Overload on scanner drive mechanism • MCU board defective (scanner motor control unit) |
| Error code: | SC127 |
| Description: | Scanner Motor Error 3 The scanner motor rotates in the opposite direction to the signal from the MCU board |
| Causes: | • Scanner motor defective (motor lead connected incorrectly) • MCU board defective (scanner motor control unit) |
| Error code: | SC128 |
| Description: | Scanner Motor Error 4 The scanner motor speed does not reach the target speed by the time the scanning start point is reached. |
| Causes: | • Scanner motor defective • Overload on scanner mechanism • PSU-Eb board defective • MCU board defective (scanner motor control unit) |
| Error code: | SC129 |
| Description: | Scanner Motor Error 5 The scanner motor speed is abnormal. The machine will not stop scanning even after the machine detects that motor speed is abnormal. |
| Causes: | • Scanner motor defective • Scanner drive mechanism defective • PSU-Eb board defective • MCU board defective (scanner motor control unit) |
| Error code: | SC130 |
| Description: | Scanner start error - Timing - • Scanning start • During scanner motor ON - Condition - • The scanning start signal is generated while the motor is moving. • Total number of steps calculated based on the signal from the stepping motor is out of range. • The H.P. sensor stays OFF when the scanner starts moving. |
| Causes: | • Scanner motor out of synchronization (drive error) • Poor connection of connectors • Defective scanner HP sensor • Defective sub/main scanner IPU board • Defective main control board |
| Remedy: | 1. In SP 5-804-104, stop supplying the current to the scanner motor. Check the output signal from the scanner H.P. sensor in SP 5-803-100 by moving the scanner manually. (0: Not actuated; 1: Actuated - at H.P.) 2. If the result of step 1 is OK; 1) Check the tension of the timing belt. 2) Check if the pulley is firmly secured. 3) Check if the scanner wire is properly wired 4) Check the connection of CN700, CN701, and CN702 on the scanner motor drive board. 5) Check a current through the harnesses. 6) Replace the scanner motor drive board. 7) Replace the scanner motor. 3. If the result of step 1 is not OK; 1) Make sure the harness is properly connected. 2) Check a current through the harnesses. 3) Replace the sensor. 4) Replace the sub and/or main scanner IPU board(s). 5) Replace the main control board. [Signal Check] • Scanner HP: CN403-A1 on the sub scanner IPU board |
| Error code: | SC300 |
| Description: | AC charge output error 1: K An interrupt checks the status of the power pack every 2 ms. This SC is issued if the BICU detects a short in the AC charge for black, magenta, cyan, or yellow (V = 0, for example) for 500 ms (250 times). |
| Causes: | • Disconnected or defective high voltage harness • Defective high voltage power supply • Defective EGB |
| Remedy: | • High voltage power supply • BICU defective • OPC unit defective 1. Disconnect the high voltage cable from Terminal C of the multiple highvoltage supply board. 2. Attach a voltmeter to the terminal. 3. If there is no output from the terminal, replace the high voltage power supply. -or- If there is output from the terminal, test the resistance between the high voltage cable and the ground. If resistance is nearly "0", check the highvoltage harness for defects and replace it if necessary. 4. Test the conductivity between the OPC unit and the ground. If there is no conductivity between the OPC unit and ground, replace the OPC unit. 5. If there is no charge PWM signal, replace the harness and/or BICU. |
| Error code: | SC301 |
| Description: | AC charge output error 2: M An interrupt checks the status of the power pack every 2 ms. This SC is issued if the BICU detects a short in the AC charge for black, magenta, cyan, or yellow (V = 0, for example) for 500 ms (250 times). |
| Causes: | • Disconnect the high voltage cable from Terminal C of the power pack. • Attach a voltmeter to the terminal. • If there is no output from the terminal, replace the power pack. -or- • If there is output from the terminal, test the resistance between the high voltage cable and the ground. • If resistance is nearly "0", check the high-voltage harness for defects and replace it if necessary. • Test the conductivity between the PCU and the ground. If there is no conductivity between the PCU and ground, replace the PCU. • If there is no charge PWM signal, replace the harness and/or BCU. |
| Remedy: | • High voltage power supply • BICU defective • OPC unit defective 1. Disconnect the high voltage cable from Terminal C of the multiple highvoltage supply board. 2. Attach a voltmeter to the terminal. 3. If there is no output from the terminal, replace the high voltage power supply. -or- If there is output from the terminal, test the resistance between the high voltage cable and the ground. If resistance is nearly "0", check the highvoltage harness for defects and replace it if necessary. 4. Test the conductivity between the OPC unit and the ground. If there is no conductivity between the OPC unit and ground, replace the OPC unit. 5. If there is no charge PWM signal, replace the harness and/or BICU. |
| Error code: | SC302 |
| Description: | AC charge output error 3: C An interrupt checks the status of the power pack every 2 ms. This SC is issued if the BICU detects a short in the AC charge for black, magenta, cyan, or yellow (V = 0, for example) for 500 ms (250 times). |
| Causes: | This SC is issued if the BICU detects a short in the power pack 10 times consecutively. Open circuit (+) / Short circuit (-) |
| Remedy: | • High voltage power supply • BICU defective • OPC unit defective 1. Disconnect the high voltage cable from Terminal C of the multiple highvoltage supply board. 2. Attach a voltmeter to the terminal. 3. If there is no output from the terminal, replace the high voltage power supply. -or- If there is output from the terminal, test the resistance between the high voltage cable and the ground. If resistance is nearly "0", check the highvoltage harness for defects and replace it if necessary. 4. Test the conductivity between the OPC unit and the ground. If there is no conductivity between the OPC unit and ground, replace the OPC unit. 5. If there is no charge PWM signal, replace the harness and/or BICU. |
| Error code: | SC303 |
| Description: | AC charge output error 4: Y An interrupt checks the status of the power pack every 2 ms. This SC is issued if the BICU detects a short in the AC charge for black, magenta, cyan, or yellow (V = 0, for example) for 500 ms (250 times). |
| Causes: | • Disconnect the high voltage cable from Terminal C of the power pack. • Attach a voltmeter to the terminal. • If there is no output from the terminal, replace the power pack. -or- • If there is output from the terminal, test the resistance between the high voltage cable and the ground. • If resistance is nearly "0", check the high-voltage harness for defects and replace it if necessary. • Test the conductivity between the PCU and the ground. If there is no conductivity between the PCU and ground, replace the PCU. • If there is no charge PWM signal, replace the harness and/or BCU. |
| Remedy: | • High voltage power supply • BICU defective • OPC unit defective 1. Disconnect the high voltage cable from Terminal C of the multiple highvoltage supply board. 2. Attach a voltmeter to the terminal. 3. If there is no output from the terminal, replace the high voltage power supply. -or- If there is output from the terminal, test the resistance between the high voltage cable and the ground. If resistance is nearly "0", check the highvoltage harness for defects and replace it if necessary. 4. Test the conductivity between the OPC unit and the ground. If there is no conductivity between the OPC unit and ground, replace the OPC unit. 5. If there is no charge PWM signal, replace the harness and/or BICU. |
| Error code: | SC305 |
| Description: | Charge corona wire cleaner error The wire cleaning pad did not return to its home position within 5 sec. after wire cleaning. |
| Causes: | • Wire cleaner motor harness loose, broken, defective • Wire cleaner motor defective • Charge corona wire defective |
| Remedy: | • This SC is not issued if SP2804 is set to zero (no cleaning). • If immediate repair is not possible, set SP2804 to zero to switch off the charge corona cleaner function. |
| Error code: | SC306 |
| Description: | Charge Corona Wire Cleaner Error 2 The cleaning pad of the charge corona wire cleaner mechanism failed to return to its home position. |
| Causes: | Connectors between motor and IOB loose, broken, defective • Charge wire dirty, defective, broken • Wire cleaning pad defective • Motor or motor board in motor unit defective |
| Error code: | SC310 |
| Description: | Potential sensor error 1 When calibrating the drum potential sensor at the process control initial setting, the drum potential sensor output voltage is out of specification. |
| Causes: | • Potential sensor defective • Poor connection between the potential sensor and the I/O board (IOB) • IOB defective • Poor connection between the drum unit and the I/O board (IOB) • Development power pack defective |
| Error code: | SC311 |
| Description: | Pressure cam shift motor lock (HP sensor error) The pressure cam HP sensor does not turn off for more 3 seconds when the pressure cam is at HP. The pressure cam HP sensor does not turn on for more than 3 seconds when the pressure cam is not at HP. |
| Causes: | • Defective sensor • Defective motor |
| Error code: | SC312 |
| Description: | Charge, development error 1: K 500 ms after the black, magenta, cyan, and yellow drums start to rotate, the machine starts to monitor the AC current feedback at 8 ms intervals. This is SC is issued if the feedback for the charge unit of any color drops below 0.5V for 400 ms (50 consecutive readings). |
| Causes: | • Pre-charge unit set incorrectly. • Pre-charge unit contact is broken or defective. |
| Remedy: | • Make sure that the settings of SP2202 are at the defaults. • Defective charge roller • Defective power pack |
| Error code: | SC314 |
| Description: | Charge, development error 3: C 500 ms after the black, magenta, cyan, and yellow drums start to rotate, the machine starts to monitor the AC current feedback at 8 ms intervals. This is SC is issued if the feedback for the charge unit of any color drops below 0.5V for 400 ms (50 consecutive readings). |
| Causes: | • Make sure that the settings of SP2202 are at the defaults. • Check harness connections between charge roller and transfer power pack. • Defective charge roller • Defective power pack |
| Remedy: | • Make sure that the settings of SP2202 are at the defaults. • Defective charge roller • Defective power pack |
| Error code: | SC321 |
| Description: | Development power pack error 2: M An interrupt checks the status of the each power pack every 2 ms. This SC is issued if the BICU detects a short in the development DC charge for black, magenta, cyan, or yellow (or V = 0) for 500 ms (250 times). |
| Causes: | • Development power pack defective • High voltage power supply defective • High voltage power supply harness defective • Development unit defective • IOB harness disconnected or defective • IOB defective |
| Remedy: | • Development power pack defective • High voltage power supply defective • High voltage power supply harness defective • Development unit defective • IOB harness disconnected or defective • IOB defective 1. Disconnect the high voltage cable from Terminal B of the high-voltage supply board. 2. Attach a voltmeter to the terminal. 3. If there is no output from the terminal, replace the high voltage power supply. -or- If there is output from the terminal, test the resistance between the high voltage cable and the ground. If resistance is "0" or nearly "0", check the high-voltage harness for defects and replace it if necessary. If replacing the harness does not solve the problem, 4. Test the resistance between the development unit terminal and the ground. If there is no resistance (0Ù) between the development unit and the ground, replace the development unit. 5. If there is no development PWM signal, replace the harness and/or IOB. |
| Error code: | SC322 |
| Description: | Development power pack error 3: C An interrupt checks the status of the each power pack every 2 ms. This SC is issued if the BICU detects a short in the development DC charge for black, magenta, cyan, or yellow (or V = 0) for 500 ms (250 times). |
| Causes: | • Development power pack defective • High voltage power supply defective • High voltage power supply harness defective • Development unit defective • IOB harness disconnected or defective • IOB defective |
| Remedy: | • Development power pack defective • High voltage power supply defective • High voltage power supply harness defective • Development unit defective • IOB harness disconnected or defective • IOB defective 1. Disconnect the high voltage cable from Terminal B of the high-voltage supply board. 2. Attach a voltmeter to the terminal. 3. If there is no output from the terminal, replace the high voltage power supply. -or- If there is output from the terminal, test the resistance between the high voltage cable and the ground. If resistance is "0" or nearly "0", check the high-voltage harness for defects and replace it if necessary. If replacing the harness does not solve the problem, 4. Test the resistance between the development unit terminal and the ground. If there is no resistance (0Ù) between the development unit and the ground, replace the development unit. 5. If there is no development PWM signal, replace the harness and/or IOB. |
| Error code: | SC323 |
| Description: | Development power pack error 4: Y An interrupt checks the status of the each power pack every 2 ms. This SC is issued if the BICU detects a short in the development DC charge for black, magenta, cyan, or yellow (or V = 0) for 500 ms (250 times). |
| Causes: | • Development power pack defective • High voltage power supply defective • High voltage power supply harness defective • Development unit defective • IOB harness disconnected or defective • IOB defective |
| Remedy: | • Development power pack defective • High voltage power supply defective • High voltage power supply harness defective • Development unit defective • IOB harness disconnected or defective • IOB defective 1. Disconnect the high voltage cable from Terminal B of the high-voltage supply board. 2. Attach a voltmeter to the terminal. 3. If there is no output from the terminal, replace the high voltage power supply. -or- If there is output from the terminal, test the resistance between the high voltage cable and the ground. If resistance is "0" or nearly "0", check the high-voltage harness for defects and replace it if necessary. If replacing the harness does not solve the problem, 4. Test the resistance between the development unit terminal and the ground. If there is no resistance (0Ù) between the development unit and the ground, replace the development unit. 5. If there is no development PWM signal, replace the harness and/or IOB. |
| Error code: | SC326 |
| Description: | Development motor error 3: C The PLL lock signal remained HIGH or LOW for longer than the prescribed time for the development motor of the affected color. |
| Causes: | • Development motor shaft locked, blocked by obstruction • Development motor defective • DRB defective |
| Remedy: | • Development motor shaft locked, blocked by and obstruction • DRB (Drive Board) defective |
| Error code: | SC327 |
| Description: | Development motor error 4: Y The PLL lock signal remained HIGH or LOW for longer than the prescribed time for the development motor of the affected color. |
| Causes: | • Development motor shaft locked, blocked by obstruction • Development motor defective • DRB defective |
| Remedy: | • Development motor shaft locked, blocked by and obstruction • DRB (Drive Board) defective |
| Error code: | SC328 |
| Description: | LD Unit Home Position Error 2 Definition [B] The LD unit home position sensor does not detect an off condition when the LD unit moves from its home position. |
| Causes: | · LD unit home position sensor defective · LD positioning motor defective · LD unit movement blocked because of incorrect connector routing |
| Error code: | SC329 |
| Description: | Laser Beam Pitch Adjustment Error Definition [B] The LD unit home position sensor does not detect an on condition while changing the LD unit position for correcting the LD position or changing the dpi. |
| Causes: | · The laser beam pitch adjustment (SP2-6-3 and 4) was not done after replacing the NVRAM or doing an NVRAM clear. · The laser beam pitch adjustment (SP2-6-1 ~ 4) was not done after replacing the LD unit. · LD unit movement blocked because of incorrect connector routing |
| Error code: | SC330 |
| Description: | LD unit no initial setting The main switch is on or a printing/copying job starts without doing SP2-109-3 or SP2-109-4 after SP5-801 is performed. |
| Causes: | • SP2-109-3 or SP2-109-4 is not done after SP5-801 is performed. |
| Error code: | SC331 |
| Description: | LD unit home position error 4 When the LD unit moves to switch the laser beam pitch, the LD unit HP sensor does not turn on, even when the expected time for reaching the home position comes, according to the data for the present position stored in NVRAM. |
| Causes: | • The LD unit does not move so well because of an unexpected failure, such as the cable being pinched somewhere. • LD unit defective • HP sensor defective • NVRAM defective |
| Error code: | SC332 |
| Description: | LD unit present position error When the LD unit moves to switch the laser beam pitch, the data for the present position stored in NVRAM is out of the adjustment range. |
| Causes: | • The LD unit does not move so well because of an unexpected failure, such as the cable being pinched somewhere. • LD unit defective • HP sensor defective • NVRAM defective |
| Error code: | SC335 |
| Description: | Polygonal mirror motor error 1 The XSCRDY signal does not become low within 20 seconds after the polygonal mirror motor turns on or the polygon motor speed is changed. |
| Causes: | • Poor cable connection to the polygonal mirror motor driver. • Polygonal mirror motor (driver) defective • BICU defective |
| Error code: | SC336 |
| Description: | Developer set error 1: K The value of Vcnt is set at the maximum or minimum setting when the TD sensor is initialized. |
| Causes: | 1. Open the front door. 2. Pull out the film seal from the black, magenta, cyan, or yellow developer bottle. 3. Do the correct SP for the affected color: • SP3801 003 to initialize the TD sensor for K. • SP3801 004 to initialize the TD sensor for M. • SP3801 005 to initialize the TD sensor for C. • SP3801 006 to initialize the TD sensor for Y |
| Remedy: | • Film seal not removed from the black, magenta, cyan, or yellow developer case Open the front door. Pull out the film seal from the black, magenta, cyan, or yellow developer case. Be sure to do the correct SP for the affected color: • SP3801 003 to initialize the TD sensor for black. • SP3801 004 to initialize the TD sensor for magenta. • SP3801 005 to initialize the TD sensor for cyan. • SP3801 006 to initialize the TD sensor for yellow. |
| Error code: | SC337 |
| Description: | Developer set error 2: M The value of Vcnt is set at the maximum or minimum setting when the TD sensor is initialized. |
| Causes: | 1. Open the front door. 2. Pull out the film seal from the black, magenta, cyan, or yellow developer bottle. 3. Do the correct SP for the affected color: • SP3801 003 to initialize the TD sensor for K. • SP3801 004 to initialize the TD sensor for M. • SP3801 005 to initialize the TD sensor for C. • SP3801 006 to initialize the TD sensor for Y |
| Remedy: | • Film seal not removed from the black, magenta, cyan, or yellow developer case Open the front door. Pull out the film seal from the black, magenta, cyan, or yellow developer case. Be sure to do the correct SP for the affected color: • SP3801 003 to initialize the TD sensor for black. • SP3801 004 to initialize the TD sensor for magenta. • SP3801 005 to initialize the TD sensor for cyan. • SP3801 006 to initialize the TD sensor for yellow. |
| Error code: | SC338 |
| Description: | Developer set error 3: C The value of Vcnt is set at the maximum or minimum setting when the TD sensor is initialized. |
| Causes: | 1. Open the front door. 2. Pull out the film seal from the black, magenta, cyan, or yellow developer bottle. 3. Do the correct SP for the affected color: • SP3801 003 to initialize the TD sensor for K. • SP3801 004 to initialize the TD sensor for M. • SP3801 005 to initialize the TD sensor for C. • SP3801 006 to initialize the TD sensor for Y |
| Remedy: | • Film seal not removed from the black, magenta, cyan, or yellow developer case Open the front door. Pull out the film seal from the black, magenta, cyan, or yellow developer case. Be sure to do the correct SP for the affected color: • SP3801 003 to initialize the TD sensor for black. • SP3801 004 to initialize the TD sensor for magenta. • SP3801 005 to initialize the TD sensor for cyan. • SP3801 006 to initialize the TD sensor for yellow. |
| Error code: | SC340 |
| Description: | Toner cartridge set error 1: K The machine cannot read the ID chip of the black, magenta, cyan, or yellow toner cartridge. |
| Causes: | • Black, magenta, cyan, or yellow toner cartridge set incorrectly |
| Remedy: | • Black, magenta, cyan, or yellow toner cartridge set incorrectly 1. Open the front door. 2. Press down the release lever on the top edge of the toner bin to of the affect toner cartridge to release it, then pull the bin out to open it. 3. Remove the toner cartridge and set it again. |
| Error code: | SC341 |
| Description: | Toner cartridge set error 2: M The machine cannot read the ID chip of the black, magenta, cyan, or yellow toner cartridge. |
| Causes: | • Black, magenta, cyan, or yellow toner cartridge set incorrectly |
| Remedy: | • Black, magenta, cyan, or yellow toner cartridge set incorrectly 1. Open the front door. 2. Press down the release lever on the top edge of the toner bin to of the affect toner cartridge to release it, then pull the bin out to open it. 3. Remove the toner cartridge and set it again. |
| Error code: | SC342 |
| Description: | Toner cartridge set error 3: C The machine cannot read the ID chip of the black, magenta, cyan, or yellow toner cartridge. |
| Causes: | • Black, magenta, cyan, or yellow toner cartridge set incorrectly |
| Remedy: | • Black, magenta, cyan, or yellow toner cartridge set incorrectly 1. Open the front door. 2. Press down the release lever on the top edge of the toner bin to of the affect toner cartridge to release it, then pull the bin out to open it. 3. Remove the toner cartridge and set it again. |
| Error code: | SC345 |
| Description: | Toner Supply Pump Motor Error (K, M, C, Y) |
| Causes: | The toner supply pump motor failed to start within the prescribed time or failed during normal operation. |
| Remedy: | • Motor harness disconnected or broken • Toner pump unit harness disconnected or broken • Toner pump unit panel mount connector broken • Check each toner supply unit (K, M, C, Y) for any obstructions that could be blocking operation of a pump or sub hopper • Toner supply pump motor defective |
| Error code: | SC350 |
| Description: | Developer Fill Error: K The PCU failed to fill with developer from the developer bottle when SP3814-1 was executed. |
| Causes: | • Developer bottle not set correctly • Developer in the bottle is clogged and not flowing Note: For detailed information about how to handle problems developer filling, see "Handling Problems with Developer Filling" under "PCU" in Section 3. |
| Remedy: | 1. Check if the connectors on the TD sensor interface board 1 (copier) and the main control board (CN353) are properly connected. 2. Make sure 5V and 12V are provided to the TD sensor interface board 1 from the main control board (CN353). 3. Check if the harnesses are damaged. 4. Make sure TD sensor interface boards 1 and 2 are properly installed. 5. Replace TD sensor interface board s1, 2, main control board, and/or the I/O control board. |
| Error code: | SC351 |
| Description: | Developer Fill Error: M The PCU failed to fill with developer from the developer bottle when SP3814-1 was executed. |
| Causes: | • Developer bottle not set correctly • Developer in the bottle is clogged and not flowing Note: For detailed information about how to handle problems developer filling, see "Handling Problems with Developer Filling" under "PCU" in Section 3. |
| Remedy: | 1. Make sure the connectors on the TD sensor interface board 2 (revolver) and the TD sensor and slip ring are properly connected. 2. Check if the harnesses is damaged. 3. Replace the TD sensor. 4. Replace the TD sensor interface board 2. 5. Replace the TD sensor interface board 1. 6. Replace the main control board. |
| Error code: | SC352 |
| Description: | Developer Fill Error: C The PCU failed to fill with developer from the developer bottle when SP3814-1 was executed. |
| Causes: | • Developer bottle not set correctly • Developer in the bottle is clogged and not flowing Note: For detailed information about how to handle problems developer filling, see "Handling Problems with Developer Filling" under "PCU" in Section 3. |
| Error code: | SC353 |
| Description: | Developer Fill Error: Y The PCU failed to fill with developer from the developer bottle when SP3814-1 was executed. |
| Causes: | • Developer bottle not set correctly • Developer in the bottle is clogged and not flowing Note: For detailed information about how to handle problems developer filling, see "Handling Problems with Developer Filling" under "PCU" in Section 3. |
| Error code: | SC354 |
| Description: | Bk-TD sensor gain adjustment error - Definition - [B] When adjusting TD sensor gain during the toner density initial setting, Vcnt (output voltage) does not reach a value between 7 and 11 V. |
| Causes: | • Main control board defective |
| Error code: | SC360 |
| Description: | TD sensor (Vt high) error 1: K The Vt value of the black, magenta, cyan, or yellow TD sensor exceeds 4.5V for two counts. |
| Causes: | These SC codes are issued if the TD sensor output is greater than 4.7V after 20 consecutive readings. |
| Remedy: | • Black, magenta, cyan, or yellow TD sensor disconnected • Harness between TD sensor and PCU defective • Defective TD sensor. 1. Turn the machine OFF and ON. 2. Check the black, magenta, cyan, or yellow TD sensor connector and harness between the TD sensor and PCU for damage. 3. Check the drawer connector. 4. Replace the TD sensor. 5. After replacing the black TD sensor: • Do SP3801 003-006 to initialize the new black, magenta, cyan, or yellow TD sensor. • Execute SP3820 001 to do auto process control manually. |
| Error code: | SC362 |
| Description: | TD sensor (Vt high) error 3: C The Vt value of the black, magenta, cyan, or yellow TD sensor exceeds 4.5V for two counts. |
| Causes: | These SC codes are issued if the TD sensor output is greater than 4.7V after 20 consecutive readings. |
| Remedy: | • Black, magenta, cyan, or yellow TD sensor disconnected • Harness between TD sensor and PCU defective • Defective TD sensor. 1. Turn the machine OFF and ON. 2. Check the black, magenta, cyan, or yellow TD sensor connector and harness between the TD sensor and PCU for damage. 3. Check the drawer connector. 4. Replace the TD sensor. 5. After replacing the black TD sensor: • Do SP3801 003-006 to initialize the new black, magenta, cyan, or yellow TD sensor. • Execute SP3820 001 to do auto process control manually. |
| Error code: | SC364 |
| Description: | TD sensor (Vt low) error 1: K The Vt value of the black, magenta, cyan, or yellow TD sensor is below 0.5V for 10 counts. |
| Causes: | • TD sensor harness disconnected, loose, defective • A drawer connector (located on the rear of a development unit) disconnected, loose, defective • TD sensor defective, replace the PCU Note: The TD sensor cannot be replaced independently. The PCU must be replaced if the TD sensor is defective. |
| Remedy: | • TD sensor harness disconnected, loose, defective • A drawer connector (located on the rear of a development unit) disconnected, loose, defective • TD sensor defective 1. Turn the machine OFF and ON. 2. Check the TD sensor connector and harness between the TD sensor and PCU for damage. Replace it if necessary. 3. Check the drawer connector. 4. Replace the TD sensor. 5. After replacing the TD sensor: • Do SP3801 003-006 to initialize the new black, magenta, cyan, or yellow TD sensor. • Execute SP3820 001 to do auto process control manually. |
| Error code: | SC366 |
| Description: | TD sensor (Vt low) error 3: C The Vt value of the black, magenta, cyan, or yellow TD sensor is below 0.5V for 10 counts. |
| Causes: | These SC codes are issued if the TD sensor output is less than 0.5V after 10 consecutive readings. |
| Remedy: | • TD sensor harness disconnected, loose, defective • A drawer connector (located on the rear of a development unit) disconnected, loose, defective • TD sensor defective 1. Turn the machine OFF and ON. 2. Check the TD sensor connector and harness between the TD sensor and PCU for damage. Replace it if necessary. 3. Check the drawer connector. 4. Replace the TD sensor. 5. After replacing the TD sensor: • Do SP3801 003-006 to initialize the new black, magenta, cyan, or yellow TD sensor. • Execute SP3820 001 to do auto process control manually. |
| Error code: | SC367 |
| Description: | TD sensor (Vt low) error 4: Y The Vt value of the black, magenta, cyan, or yellow TD sensor is below 0.5V for 10 counts. |
| Causes: | These SC codes are issued if the TD sensor output is less than 0.5V after 10 consecutive readings. |
| Remedy: | • TD sensor harness disconnected, loose, defective • A drawer connector (located on the rear of a development unit) disconnected, loose, defective • TD sensor defective 1. Turn the machine OFF and ON. 2. Check the TD sensor connector and harness between the TD sensor and PCU for damage. Replace it if necessary. 3. Check the drawer connector. 4. Replace the TD sensor. 5. After replacing the TD sensor: • Do SP3801 003-006 to initialize the new black, magenta, cyan, or yellow TD sensor. • Execute SP3820 001 to do auto process control manually. |
| Error code: | SC370 |
| Description: | TD Sensor Initialization Error (K) |
| Causes: | The TD sensor of the affected development unit could not be initialized within 2.9±0.2V. |
| Remedy: | • TD sensor harness of the affected unit defective, disconnected, or broken. Replace the TD sensor. • Replace development unit |
| Error code: | SC372 |
| Description: | TD sensor adjustment error 1: K During TD sensor initialization with SP3801, the output value of the black, magenta, cyan, or yellow TD sensor is not within the range of 3.2±0.2V |
| Causes: | The TD sensor of the affected development unit could not be initialized within 2.9±0.2V. |
| Remedy: | • Film seal not removed from a new developer pack • TD harness sensor disconnected, loose or defective • TD sensor defective • Harness between TD sensor and drawer disconnected, defective 1. Turn the machine OFF and ON. 2. Pull ouut the film seal from the black, magenta, cyan, or yellow PCU. 3. Do SP3812 001 to confirm that the developer was initialized correctly. The display should show "1111" if developer initialized correctly. 4. Check the TD sensor connector. 5. Check the TD sensor connector and harness between the TD sensor and PCU for damage. Replace it if necessary. 6. Check the drawer PCU connector. 7. Replace the TD sensor. 8. After replacing the TD sensor: • Do SP3801 003-006 to initialize the new black, magenta, cyan, or yellow TD sensor. • Execute SP3820 001 to do auto process control manually. |
| Error code: | SC374 |
| Description: | TD sensor adjustment error 3: C During TD sensor initialization with SP3801, the output value of the black, magenta, cyan, or yellow TD sensor is not within the range of 3.2±0.2V |
| Causes: | TD harness sensor disconnected, loose or defective Harness between TD sensor and drawer disconnected, defective • TD sensor defective, replace the PCU Note: The TD sensor cannot be replaced independently. The PCU must be replaced if the TD sensor is defective. |
| Remedy: | • Film seal not removed from a new developer pack • TD harness sensor disconnected, loose or defective • TD sensor defective • Harness between TD sensor and drawer disconnected, defective 1. Turn the machine OFF and ON. 2. Pull ouut the film seal from the black, magenta, cyan, or yellow PCU. 3. Do SP3812 001 to confirm that the developer was initialized correctly. The display should show "1111" if developer initialized correctly. 4. Check the TD sensor connector. 5. Check the TD sensor connector and harness between the TD sensor and PCU for damage. Replace it if necessary. 6. Check the drawer PCU connector. 7. Replace the TD sensor. 8. After replacing the TD sensor: • Do SP3801 003-006 to initialize the new black, magenta, cyan, or yellow TD sensor. • Execute SP3820 001 to do auto process control manually. |
| Error code: | SC376 |
| Description: | Vt error [C] During the image development, Vt value is less than 0.5V. |
| Causes: | • Poor connection (TD sensor outputs is less than 0.5V.) • Defective TD sensor |
| Remedy: | 1. Turn the main switch off and on. 2. Reset the related color development unit. 3. Replace the related color development unit. |
| Error code: | SC380 |
| Description: | Black development motor error When the motor speed is within the target level, the motor sends a lock signal (High to Low at CN214-5) to the BCU. SC380 is detected under the following conditions: • The Lock signal stays High 2 seconds after the motor turns on. • The Lock signal stays Low 2 seconds after the motor turns off. • The Lock signal stays High for more than 2 seconds while the motor is on. |
| Causes: | • Defective motor • Defective BCU |
| Remedy: | 1. Turn the main switch off and on. 2. Replace the motor. 3. Replace the BCU. |
| Error code: | SC382 |
| Description: | VD adjustment error - Definition - [D] When doing the process control self-check, VD does not come within 5 V of the target after 30 trials. The previous settings for VG, VB, and ILD are used in this case. If there are no previous settings, the defaults are used. |
| Causes: | • High voltage supply board - C/G defective • Main control board defective |
| Error code: | SC384 |
| Description: | LD exposure abnormal - Definition - [D] When performing the process control self-check, the potentials on the 14-step gradation pattern do not come within the target range. |
| Causes: | • LD drive board defective • IPU board defective |
| Error code: | SC386 |
| Description: | Development gamma error K Any of the following conditions happens three consecutive times: . When the development gamma is out of the following range: 0.3<=Y>= 6.0 . When Vk is out of the following range: -150V<=Vk>=150V . Development gamma calculation error |
| Causes: | • Unsuitable toner density • Toner supply mechanism problem • Laser exposure problem • Image transfer problem |
| Remedy: | 1. Turn the main switch off and on . 2. Check the process control self-check result (SP3-975). If the result is not “1”, fix the problem according to the table in section 4.1.2. 3. Print a full color image by disabling SC detection (SP5-809-001) and check if the image quality is OK. If the image quality is not OK, fix the problem. Then, enable the SC detection again. |
| Error code: | SC390 |
| Description: | TD sensor error 2 The TD sensor outputs less than 0.5V or more than 4.0V 10 times consecutively during copying. Note: If the fax option is installed, this SC is issued immediately. If the fax option is not installed, this SC is issued after the prescribed number of pages is copied. |
| Causes: | • TD sensor abnormal • Poor connection of the TD sensor harness |
| Remedy: | • Replace the TD sensor. • Replace the harness of the TD sensor. |
| Error code: | SC391 |
| Description: | Development bias leak The PWM output level was detected higher than 50% after 10 consecutive samplings. |
| Causes: | • high voltage power supply board defective • High voltage power supply board (power pack) harness loose, broken. • PCU connection loose or broken |
| Remedy: | • Cycle the main power off/on • Replace the harness of the high voltage power supply board (power pack). • Replace the PCU. |
| Error code: | SC400 |
| Description: | ID sensor error 1: Calibration Before adjustment Vsg_reg<0.5 but Vsg_reg could not be adjusted to the target Vsg_reg = 4.0±0.2V during process control. |
| Causes: | • TM sensors are dirty. • A solid print out due to an electrostatic charging error • The TM sensor is defective. |
| Remedy: | • ID sensor harness disconnected, loose, defective • ID sensor dirty • ID sensor defective • ITB unit drawer connector dirty |
| Error code: | SC401 |
| Description: | ID sensor error 2: Vsg When the ID sensor was calibrated, Vsg (reflectivity of the bare drum surface) was detected less than 2.5V after two attempts. -or- After calibration, Vsg was detected as 5.0V at PWM adjustment and PWM=0. |
| Causes: | • Dirty ID sensor • ID sensor harness connection loose, broken, defective • TD power pack defective • IOB defective |
| Error code: | SC430 |
| Description: | Quenching lamp error When finishing the process control initial setting, the drum potential which is detected by the drum potential sensor is out of the normal range |
| Causes: | • Quenching lamp defective • Poor connection between quenching lamp and charge power pack |
| Error code: | SC440 |
| Description: | Image transfer power pack error 1: K An interrupt checks the status of the power pack every 2 ms. This SCis issued if the BICU detects a short in the power pack for K, M, C, or Y 250 times within 500 ms. |
| Causes: | • Transfer belt damaged, insulation damaged • Insulation on high voltage cable damaged • Another hot point inside the machine has damaged insulation • Insulation around high-voltage power supply damaged |
| Remedy: | • Transfer belt damaged, insulation damaged • Insulation on high voltage cable damaged • Another hot point inside the machine has damaged insulation • Insulation around high-voltage power supply damaged • IOB damaged |
| Error code: | SC441 |
| Description: | Image transfer power pack error 2: M An interrupt checks the status of the power pack every 2 ms. This SCis issued if the BICU detects a short in the power pack for K, M, C, or Y 250 times within 500 ms. |
| Causes: | • Transfer belt damaged, insulation damaged • Insulation on high voltage cable damaged • Another hot point inside the machine has damaged insulation • Insulation around high-voltage power supply damaged |
| Remedy: | • Transfer belt damaged, insulation damaged • Insulation on high voltage cable damaged • Another hot point inside the machine has damaged insulation • Insulation around high-voltage power supply damaged • IOB damaged |
| Error code: | SC493 |
| Description: | Bridge Unit Cooling Fan Lock Definition [B] A bridge unit cooling fan motor lock signal is not detected within 5 seconds after the bridge unit cooling fan motor turns on. |
| Causes: | · Too much load on the drive mechanism · Bridge unit cooling fan motor defective · Poor fan motor connector connection |
| Error code: | SC494 |
| Description: | Toner Transport Unit Error One of the following has occurred during toner transport from the toner bank to the toner supply cylinder: • An obstruction (clumped toner, other foreign material) is blocking the toner supply coil • The coil torque limiter is broken • Toner bottle end sensor is broken |
| Causes: | • Cycle the machine off/on • Clean the toner transport coil, tubing, toner supply clutch, torque limiter • Defective toner supply coil • Defective toner supply tube • Defective toner supply clutch • Defective torque limiter |
| Error code: | SC495 |
| Description: | ITB encoder sensor error The ITB encoder sensor that reads the encoded strip on the ITB is not functioning properly. |
| Causes: | • Sensor dirty • Sensor harness loose, broken, defective • Sensor out of position because installed incorrectly • ITB installed incorrectly |
| Remedy: | 1. Make sure that connectors CN210, 211 & CN302 are properly connected to the I/O control board and the main control board. 2. Replace the humidity sensor. 3. Replace the I/O control board. 4. Replace the main control board. [Signal Check] • Temperature: CN210-1, TP247, or CN211- A9 on the I/O control board/CN302-A1 or TP112 on the main control board |
| Error code: | SC496 |
| Description: | MUSIC sensor error The MUSIC sensor detected an abnormal pattern on the ITB because: • A/D converter exceeded upper or lower limit. • The pattern used to calculate the amount of skew is abnormal. • The reading of the pattern exceeded the length of time the LED projected light. • LED light could not be adjusted correctly. |
| Causes: | This SC is issued if one or more of the following occurred: • MUSIC sensor sampling abnormal • Sensor LED adjustment abnormal • Number of patches abnormal • ITB scratched • Main scan registration abnormal • Sub scan registration abnormal • Main scan magnification abnormal • Main scan magnification error diffusion abnormal • Lens refraction abnormal |
| Remedy: | • MUSIC sensor defective or disconnected • MUSIC pattern abnormal; do a forced process control (SP3821) and check the result (section 4.2.4). |
| Error code: | SC497 |
| Description: | Temperature and humidity sensor error 1: PCU The thermistor output of the temperature and humidity sensor above the black PCU was not within the prescribed range (0.5V to 4.2V) |
| Causes: | The machine detected one of these problems with the temperature/humidity sensor located under the rear end of the K PCDU: • The temperature sensor output was less than 0.5V or more than 2.8V three times in one minute, indicating a problem with the temperature detection. • The humidity sensor output was more than 2.4V for three times in one minute, indicating a problem with humidity detection. |
| Remedy: | • Temperature and humidity sensor harness disconnected, loose, defective • Temperature and humidity sensor defective |
| Error code: | SC501 |
| Description: | Tray 1 (tandem tray) feed error (Japan Only) • The tray 1 lift sensor does not switch ON 10 s after the tray lift motor switches ON and starts lifting the bottom plate. • When the tray lowers, the tray lift sensor does not go off within 1.5 sec. • The lower limit sensor of the tandem tray does not detect the lower limit within 10 sec. |
| Causes: | • Tray lift motor harness disconnected, loose, defective • Paper or other obstacle trapped between tray and motor • Tray lift sensor disconnected, damaged • Lower limit sensor disconnected, damaged • Pick-up solenoid disconnected, blocked by an obstacle |
| Remedy: | • Tray lift motor harness disconnected, loose, defective • Paper or other obstacle trapped between tray and motor • Tray lift sensor disconnected, damaged • Lower limit sensor disconnected, damaged • Pick-up solenoid disconnected, blocked by an obstacle |
| Error code: | SC502 |
| Description: | Tray 2 (paper cassette) feed error (Japan Only) • The lift sensor is not activated within 10 seconds after the tray lift motor starts lifting the bottom plate. • When the tray lowers, the tray lift sensor does not go off within 1.5 sec. • The lower limit sensor of the tandem tray does not detect the lower limit within 10 sec. |
| Causes: | • Tray lift motor defective or disconnected • Paper or other obstacle trapped between tray and motor • Pick-up solenoid disconnected or blocked by an obstacle |
| Remedy: | • Tray lift motor defective or disconnected • Paper or other obstacle trapped between tray and motor • Pick-up solenoid disconnected or blocked by an obstacle |
| Error code: | SC503 |
| Description: | Tray 1 feed error • The lift sensor is not activated within 10 seconds after the tray lift motor starts lifting the bottom plate. • When the tray lowers, the tray lift sensor does not go off within 1.5 sec. |
| Causes: | • Tray lift motor defective or disconnected • Paper or other obstacle trapped between tray and motor • Pick-up solenoid disconnected or blocked by an obstacle |
| Remedy: | • Tray lift motor defective or disconnected • Paper or other obstacle trapped between tray and motor • Pick-up solenoid disconnected or blocked by an obstacle |
| Error code: | SC505 |
| Description: | Tandem tray rear fence motor error • The return sensor does not switch ON within 10 sec. after the rear fence motor switches ON. • The HP sensor does not switch ON 10 sec. after the rear fence motor switches ON. • The HP sensor and return sensor switch ON at the same time. |
| Causes: | • Rear fence motor defective or poor connection • Paper or other obstacle interfering with operation of the sensors • Paper or other obstacle trapped between tray and motor • Motor mechanical overload due to obstruction • Return sensor or HP sensor defective or dirty |
| Remedy: | • Rear fence motor defective or poor connection • Paper or other obstacle interfering with operation of the sensors • Paper or other obstacle trapped between tray and motor • Motor mechanical overload due to obstruction • Return sensor or HP sensor defective or dirty |
| Error code: | SC510 |
| Description: | LCT tray error. • When the bottom plate is lifted, the upper limit sensor does not come on for 30 sec. • When the bottom plate is lowered, the lower limit sensor does not come on for 30 sec. • After lift begins, the upper limit sensor does not switch ON before the pick-up solenoid switches ON. • The paper end sensor switches ON during lift and the upper limit sensor does not switch ON for 2.5 s, and a message prompts user to reset paper. |
| Causes: | • Tray lift motor harness, disconnected, loose, or defective • Tray lift motor defective • Lift sensor defective or disconnected • Pick-up solenoid defective or disconnected • Paper end sensor defective |
| Remedy: | • Tray lift motor harness, disconnected, loose, or defective • Tray lift motor defective • Lift sensor defective or disconnected • Pick-up solenoid defective or disconnected • Paper end sensor defective |
| Error code: | SC511 |
| Description: | LCIT Exit Roller Lift Motor Error |
| Causes: | The exit roller lift motor of lift motor sensor is not operating. |
| Remedy: | • Motor harness disconnected or broken • Sensor harness disconnected or broken • Motor defective • Sensor defective |
| Error code: | SC515 |
| Description: | Duplex jogger motor error 1. When the jogger fence moves to the home position, the jogger fence HP sensor does not switch on even after the duplex jogger motor has moved the jogger fence 153.5 mm. |
| Causes: | The CIS cleaning fan motor in the right drawer failed to start within the prescribed time or failed during normal operation. |
| Remedy: | • Rear fence motor defective or poor connection • Paper or other obstacle interfering with operation of the sensors or motor • Return sensor or HP sensor defective or dirty |
| Error code: | SC516 |
| Description: | Duplex jogger motor error 2. When the jogger fence moves from the home position, the jogger fence HP sensor does not turn off even if the duplex jogger motor has moved the jogger fence 153.5 mm. |
| Causes: | A LOW motor LOCK signal was not detected after the motor switched off after 10 consecutive attempts. |
| Remedy: | • Paper or other obstacle has jammed mechanism • HP sensor connector disconnected or defective • HP sensor defective |
| Error code: | SC520 |
| Description: | Fusing/Exit Motor error. The Fusing/Exit Motor LOCK signal is not detected for a duration of one second after the motor START signal is sent. |
| Causes: | • Torque overload • Defective main motor • Disconnected or defective motor harness |
| Remedy: | • Fusing/Exit Motor connecter is not connected correctly. • Fusing/Exit Motor torque is too high or too low. • Fusing/Exit Motor is defective. |
| Error code: | SC521 |
| Description: | Exit Motor Error |
| Causes: | The exit motor failed to start within the prescribed time or failed during normal operation. |
| Remedy: | • Exit motor harness disconnected or defective • Exit motor shaft locked, blocked by obstruction • Exit motor defective |
| Error code: | SC530 |
| Description: | Fan error 1: fusing cooling fan motor. The BICU does not receive the lock signal 5 seconds after the fusing unit fan switches ON. |
| Causes: | • Disconnected or defective motor harness. • Defective LSU fan motor |
| Remedy: | • Fusing cooling fan disconnected, defective • BICU defective |
| Error code: | SC531 |
| Description: | Fan error 2: fusing cooling fan motor. The lock signal remained HIGH for 5 sec. while the fan at the front of the fusing unit near the heat dissipation fins was operating. |
| Causes: | • Disconnected or defective motor harness. • Defective LSU fan motor |
| Remedy: | • Motor overload due to obstacle interfering with operation of the fan • Fan harness loose, disconnected, defective • Fan defective |
| Error code: | SC541 |
| Description: | Heating roller thermistor 1 error 1: Poor connection. The temperature measured by the heating roller thermistor does not reach 130°C after 10 tries and 65 sec. have elapsed. |
| Causes: | • Disconnected thermistor • Defective harness connection |
| Remedy: | • Heating roller thermistor harness connection loose, disconnected, defective • Defective heating roller thermistor |
| Error code: | SC542 |
| Description: | Heating roller thermistor 1 error 2: No warmup. After the main switch is turned ON or the cover is closed, the heating roller temperature does not reach the ready temperature within 2 sec. after the heater switches ON. -or- If the roller was below 45°C, the heating roller did not reach the ready temperature 2 sec. after reaching 45°C. Note: Thermistor 2 stops monitoring the temperature once Thermistor 1 detects ready temperature. |
| Causes: | • Defective thermistor • Incorrect power supply input at the main power socket • Defective fusing lamp |
| Remedy: | • Thermistor is bent, installed incorrectly • Defective heating roller thermistor • Heating roller fusing lamp broken Do SP5810 to cancel the SC fusing code. |
| Error code: | SC543 |
| Description: | Heating roller thermistor 1 error 3: Software - High temperature. The thermistor detected a temperature over 230°C. |
| Causes: | • Defective I/O control (EGB) • Defective EGB |
| Remedy: | • TRIAC short • IOB defective • BICU defective • Fusing temperature out of control Do SP5810 to cancel the SC fusing code. |
| Error code: | SC544 |
| Description: | Heating roller thermistor 1 error 4: Hardware - High temperature. The thermistor detected a temperature over 260°C. |
| Causes: | The machine detected the CPU port LOW twice at 100 ms intervals and issued this SC. This check is always done to check for overheating, even if SC543 does not detect the problem. |
| Remedy: | • TRIAC short • IOB defective • BICU defective • Fusing temperature control is erratic Do SP5810 to cancel the SC fusing code. |
| Error code: | SC545 |
| Description: | Heating roller thermistor 1 error 5: Lamp remains ON. After hot roller reaches warmup temperature, the fusing lamps remained ON at full capacity for 25 sec. after reaching the warmup temperature while the hot roller was not rotating. |
| Causes: | • Deformed thermistor • Thermistor not in the correct position • Defective fusing lamp |
| Remedy: | • Thermistor damaged, or out of position • Fusing lamp disconnected, broken |
| Error code: | SC546 |
| Description: | Heating roller thermistor 2 error 1: Thermistor disconnected. The temperature measured by the heating roller thermistor does not reach 0°C after 45 sec. and remains over this temperature for 10 readings. |
| Causes: | Unstable connector contact of fusing thermistor |
| Remedy: | • Loose connection of the heating roller thermistor • Defective heating roller thermistor |
| Error code: | SC547 |
| Description: | Zero cross error. When the main switch is turned ON, the machine checks how many zero-cross signals are generated within 500 ms. This SC code is issued if the number of zerocross signals detected is either more than 66 or less than 45 for 10 readings. Note: Zero cross signals, generated from an ac power supply, are used to generate a trigger pulses to control the applied power accurately. |
| Causes: | Defective fusing lamp relay |
| Remedy: | • Electrical noise on the power supply line • Fusing relay damaged: replace the PSU. Normally, this SC is cancelled if you do SP5810 to cancel the SC fusing code. |
| Error code: | SC590 |
| Description: | Fusing fan motor error Definition: [B] The CPU detects an exhaust fan lock signal for more than 3.5 seconds. |
| Causes: | · Poor connection of the exhaust fan motor · Too much load on the motor drive |
| Error code: | SC601 |
| Description: | Communication Error Between BCU and MCU One or more of the following occurred: • The BCU cannot communicate with the MCU within 100 ms after power on after 3 tries. • A BREAK signal was detected after connection between the BCU and MCU. • After a communication error, three tries to communicate with the MCU failed. |
| Causes: | • Poor connection between BCU and MCU • BCU defective • MCU defective |
| Remedy: | 1. Check that connectors CN355 and CN407 are properly connected on the sub control board and scanner IPU board. 2. Replace the sub and/or main scanner IPU board. 3. Replace the main control board. |
| Error code: | SC602 |
| Description: | Ri10 error Ri10 cannot be started, read, written. |
| Causes: | • Defective ECU |
| Error code: | SC620 |
| Description: | ARDF communication error. A BREAK signal occurs after the machine detects the ARDF, or a communication timeout occurs. |
| Causes: | No response from the ADF after connection to the main machine or an error occurred after connection. |
| Remedy: | • ARDF disconnected • IPU board harness disconnected, defective • IPU board defective • Spurious noise from the power supply line • ARDF control board defective |
| Error code: | SC621 |
| Description: | Mailbox-to-Finisher communication error. Communication between the mailbox and finisher is interrupted. An ACK/NCK signal was not received within 100 ms after a data frame is sent and 3 retries failed. |
| Causes: | The UART generated an error when the finisher was connected. |
| Remedy: | • Connection cable between mailbox and finisher disconnected, defective • Finisher main board defective • BICU defective • PSU defective |
| Error code: | SC622 |
| Description: | LCT communication error. Communication between the copier and LCT is interrupted. An ACK/NCK signal was not received within 100 ms after a data frame is sent and 3 retries failed. |
| Causes: | • Paper tray control board defective • BCU defective • IOB defective • Paper tray-main machine connection error |
| Remedy: | • Connection cable between the LCT and copier is disconnected, defective • LCT main board defective • BICU defective • PSU defective |
| Error code: | SC625 |
| Description: | VBCU-DTMB (DMC1) communication error Communication between the VBCU and DMC (main) was interrupted. An ACK/NAK signal was not received within 100 ms after a data frame was sent and three retries failed. |
| Causes: | • Check the DTMB harness connections at the DTMB and VBCU • DTMB defective • PSU defective • VBCU defective • 5V power supply defective |
| Remedy: | 1. Check the connector of the optical-fiber cable is properly set on the FPU main board and main control board or check if it is damaged. 2. Replace the FPU main board. 3. Replace the scanner IPU board. |
| Error code: | SC626 |
| Description: | VBCU-DTMB (DMC2) communication error Communication between the VBCU and DMC (sub) was interrupted. An ACK/NAK signal was not received within 100 ms after a data frame was sent and three retries failed. |
| Causes: | • Check the DTMB harness connections at the DTMB and VBCU • DTMB defective • VBCU defective • PSU defective |
| Remedy: | 1. Make sure the harness is properly connected to the main control board, I/F board RDS/LCT, and the LCT main board. 2. Check for damage to the harness. 3. Replace the I/F board RDS/LCT. 4. Replace the LCT main board. 5. Replace the main control board. |
| Error code: | SC630 |
| Description: | RSS communication error. An error was detected in communication via RSS between the machine and the RSS center. Error occurred on a public line at the RSS terminal. |
| Remedy: | • No action required |
| Error code: | SC635 |
| Description: | Key/card counter device error 4. After installation of the device a message alerts user to a battery voltage abnormal error. |
| Causes: | • Device control board defective • Device control board backup battery defective |
| Remedy: | • Device control board defective • Device control board backup battery defective |
| Error code: | SC636 |
| Description: | Expansion recognition module error GW An error has occurred while trying to access the file of the expansion recognition module. |
| Causes: | • DESS module does not exist on SD card • External expansion recognition module does not exist on SD card • SD card damaged • External expansion recognition file corrupted |
| Error code: | SC700 |
| Description: | SPDF DF3100 (D3B0) Error SC700-01 ADF bottom plate lift motor error SC700-02 ADF pick-up roller lift motor SC700-04 ADF feed motor error SC700-05 ADF entrance motor error SC700-06 ADF transport motor error SC700-07 ADF scanning motor error SC700-09 ADF exit motor error -01 Even if the base plate motor is rotated in the base plate ascent direction, the base plate paper feed correct position sensor does not detect. Even if the base plate motor is rotated in the base plate descent direction, the base plate home position sensor does not detect. -02 Even if the pickup arm motor is rotated, the pickup arm home position sensor does not detect. -04, 05, 06, 07, 09 When an error notification signal is detected during the motor drive period. |
| Causes: | -01 • Base plate paper feed correct position sensor error (output error) • Base plate home position sensor error (output error) • Base plate motor error (does not rotate) • Controller error -02 • Pick-up home position sensor error (output error) • Pick-up motor error (does not rotate) • Controller error -04, 05, 06, 07, 09 • Motor defective • Connector disconnected • Harness broken • Overload |
| Remedy: | Check if the SC occurs by turning the main power OFF then ON, opening/closing covers, and input/output check. If the SC occurs again, do the following steps. Check if the SC reoccurs by cycling the power after each step. The target parts that need to be checked are as follows; • -01: all motors, and Pick-up Roller HP Sensor • -02: all motors, and Bottom Plate Lift Sensor, Bottom Plate HP Sensor • -03, 04, 05, 06, 07, 09: all parts in ADF. 1. Check if the connector of the target part is connected securely. Reconnect the connector if it is disconnected, or loose. 2. Check the harness for the target part. Replace the harness if it is disconnected, or damaged. 3. Check if the motor runs, sensors turn OFF/ON, has no overloads, and is properly driven. Replace the parts if there are any defects. 4. Check if there are any signs of a short circuit. Replace the parts if there are any defects. |
| Error code: | SC701 |
| Description: | Original pick-up operation error. Even though the pick-up motor is rotating clock-wise, the pick-up roller home position sensor cannot detect the position of the pickup roller. |
| Causes: | Even though the pickup motor is rotating clock-wise, the pickup roller home position sensor cannot detect the position of the pickup roller. |
| Remedy: | • Pick-up roller HP sensor harness loose, disconnected, defective • Pick-up roller HP sensor defective • Pick-up motor harness loose, disconnected, defective • Pick-up motor defective • ARDF control board defective |
| Error code: | SC702 |
| Description: | ADF Feed-In Motor Error While the feed motor is operating, the encoder pulse signal is not received within the specified time, or the paper size length encoder signal cannot be detected within the specified time (the encoder is built into the feed-in motor). |
| Causes: | • Feed-in motor connector, harness loose, broken, defective • Paper length sensor connector, harness loose, broken, defective • Feed-in motor defective • Paper length sensor or encoder is defective • ADF main control board defective |
| Error code: | SC703 |
| Description: | ADF Transport Belt Motor Error While the motor is operating, the encoder pulse signal is not received within the specified time and the transport belt motor does not turn properly. |
| Causes: | • Transport belt motor defective • Poor connection between the transport motor and ADF main board • ADF main board defective |
| Error code: | SC704 |
| Description: | ADF Feed-Out Motor Error While the feed-out motor is operating, the encoder pulse signal is not received within the specified time, and the feed-out motor does not turn properly |
| Causes: | • Feed-out motor defective • Poor connection between the feed-out motor and ADF main board • ADF main control board defective |
| Error code: | SC705 |
| Description: | ARDF bottom plate lift motor. • The bottom plate HP sensor did not detect the home position of the bottom plate after the bottom plate lift motor switches ON and lowers the bottom plate. • The bottom plate position sensor does not detect the position of the plate after the lift motor switches ON and raises the bottom plate. |
| Causes: | The bottom plate HP sensor did not detect the home position of the bottom plate after the bottom plate lift motor switches on and lowers the bottom plate. The bottom plate position sensor does not detect the position of the plate after the lift motor switches on and raises the bottom plate. |
| Remedy: | • ARDF feed motor disconnected, defective • Bottom plate HP sensor disconnected, defective • ARDF main board defective |
| Error code: | SC720 |
| Description: | Finisher lower transport motor error. No encoder pulse signal is detected for the transport motor within the prescribed time. The 1st failure issues an original jam message, and the 2nd failure issues this SC code. |
| Causes: | • Harness short-circuit -80 only • Overload • Motor defective • Solenoid defective -03, -80 only • Connector disconnected • Encoder defective -10, -25, -34 -81 only • Home position sensor defective |
| Remedy: | • Lower transport motor disconnected, defective • Finisher connection to transport motor loose, defective • Lower transport motor defective • Finisher main board defective |
| Error code: | SC722 |
| Description: | Finisher SR3210 Error |
| Causes: | • Overcurrent (-03 only) • Staple jam (-44 only) • Encoder error (-11, -11, -25, -44) • Motor defective • Connecter disconnected, or loose • Motor overload • HP sensor defective • Paper surface sensor defective (-70 only) |
| Remedy: | Check if the SC occurs by opening/closing covers, and input/output check. If the SC occurs again, do the following steps. Check if the SC reoccurs by cycling the power after each step. • The target parts are the motor and related HP sensor for which the SC occurred. 1. Check if the connector of the target part is connected securely. Reconnect the connector if it is disconnected, or loose. 2. Check the harness for the target part. Replace the harness if it is damaged. 3. Check if the motor runs, is properly driven, has no overloads, and the sensors turn OFF/ON correctly.Replace the parts if there are any defects. 4. Check if there are any signs of a short circuit. Replace the parts if there are any defects. |
| Error code: | SC724 |
| Description: | Finisher stapler hammer motor error. Stapling does not finish within the prescribed time after the staple hammer motor turns ON. The 1st detection failure issues a jam error, and the 2nd failure issues this SC code. |
| Causes: | The motor that lowers and raises the positioning roller above the stapling tray not operating. |
| Remedy: | • Stapler hammer motor overloaded due to obstruction, jammed staple, number of sheets exceeds limit for stapling • Stapler hammer motor disconnected, defective • Staple hammer motor HP sensor disconnected, defective |
| Error code: | SC725 |
| Description: | Finisher exit guide plate motor error. After moving away from the guide plate position sensor, the exit guide is not detected at the home position within the prescribed time. The 1st detection failure issues a jam error, and the 2nd failure issues this SC code. |
| Causes: | The motor that opens and closes the exit guide at the shift tray exit is not operating correctly. |
| Remedy: | • Guide plate motor disconnected, defective • Guide plate motor overloaded due to obstruction • Guide plate position sensor disconnected, defective |
| Error code: | SC726 |
| Description: | Shift jogger motor 1 error. The sides fences do not retract within the prescribed time after the shift jogger motor switches ON. The 1st detection failure issues a jam error, and the 2nd failure issues this SC code. |
| Causes: | The drag roller arm with the sponge roller did not return to its home position within the prescribed time. |
| Remedy: | • Shift jogger motor disconnected, defective • Shift jogger motor overloaded due to obstruction • Shift jogger HP sensor disconnected, defective |
| Error code: | SC727 |
| Description: | Shift jogger motor 2 error. The side fences do not retract within the prescribed time after the shift jogger motor switches ON. The 1st detection failure issues a jam error, and the 2nd failure issues this SC code. |
| Causes: | • Motor harness disconnected, loose, defective • Motor defective • Motor overload • HP defective |
| Remedy: | • Motor harness disconnected, loose, defective • Motor defective • Motor overload • HP defective |
| Error code: | SC729 |
| Description: | Finisher punch motor error The punch home position is not detected within 250 ms after the punch clutch turns on. |
| Causes: | • Loose connection • Defective punch H.P. sensor • Defective punch clutch • Defective punch hole motor |
| Remedy: | 1. Turn the main switch off and on. 2. Check if the connectors of sensor, clutch and/or motor are properly connected. 3. Replace the punch H.P. sensor. 4. Replace the punch clutch. 5. Replace the punch hole motor. |
| Error code: | SC730 |
| Description: | Finisher Tray 1 shift motor error. The shift roller HP sensor of the upper tray does not activate within the prescribed time after the shift tray starts to move toward or away from the home position. The 1st detection failure issues a jam error, and the 2nd failure issues this SC code. |
| Causes: | • Shift tray HP sensor of the upper tray disconnected, defective • Shift tray motor of the upper tray is disconnected, defective • Shift tray motor of the upper tray overloaded due to obstruction |
| Remedy: | • Shift tray HP sensor of the upper tray disconnected, defective • Shift tray motor of the upper tray is disconnected, defective • Shift tray motor of the upper tray overloaded due to obstruction |
| Error code: | SC731 |
| Description: | Proof (upper) tray exit motor error Finishers (D512/D513) |
| Causes: | Motor drive board output abnormal, or short circuit detected on the board. The 1st failure issues this SC code. |
| Remedy: | • Motor disconnected, defective • Finisher connection to motor loose, defective • Motor blocked by an obstruction • Motor defective |
| Error code: | SC735 |
| Description: | Stapler junction gate motor error Finishers (D512/D513) |
| Causes: | The stapler JG HP sensor did not detect the stapler junction gate at (or out of) its home position within the prescribed time. The 1st occurrence causes a jam, and the 2nd occurrence causes this SC code. |
| Remedy: | • Stapler junction gate HP sensor dirty • Sensor harness or connector disconnected or defective • Stapler junction gate motor harness or connector disconnected or defective • Sensor defective • Motor defective • Finisher main board defective |
| Error code: | SC736 |
| Description: | Pre-Stack Junction Gate Motor Error: 3K Finisher B830 The pre-stack junction gate HP sensor did not detect the gate at the home position for within 200 ms after two attempts. -or- The HP sensor twice detected the gate at the home position for more than 200 ms after it was supposed to open. |
| Causes: | • Junction gate did not arrive at the home position within the specified time • Junction gate did not leave the home position within the specified time |
| Error code: | SC737 |
| Description: | Pre-stack motor error Finishers (D512/D513) |
| Causes: | The pre-stack motor that moves the pre-stack roller is not operating. |
| Remedy: | • Motor harness disconnected or defective • Motor is blocked by an obstruction • Pre-stack roller HP sensor dirty • Pre-stack roller HP sensor harness or connector disconnected or defective • Motor defective • Sensor defective • Finisher main board defective |
| Error code: | SC738 |
| Description: | Pre-stack jg motor error Finishers (D512/D513) |
| Causes: | The pre-stack JG motor that operates the pre-stack junction gate is not operating. The pre-stack junction gate sensor did not detect the junction gate in (or out of) its home position within the prescribed time. |
| Remedy: | • Pre-stack JG motor harness or connector disconnected or defective • Pre-stack JG HP sensor dirty • Sensor harness or connector disconnected or defective • Motor defective • Sensor defective • Finisher main board defective |
| Error code: | SC740 |
| Description: | Finisher corner stapler motor error. The stapler motor does not switch off within the prescribed time after operating. The 1st detection failure issues a jam error, and the 2nd failure issues this SC code. |
| Causes: | The stapler motor did not switch off within the prescribed time. The 1st detection failure issues a jam error, and the 2nd failure issues this SC code. |
| Remedy: | • Staple jam • Number of sheets in the stack exceeds the limit for stapling • Stapler motor disconnected, defective |
| Error code: | SC741 |
| Description: | Finisher corner stapler rotation motor error. The stapler does not return to its home position within the specified time after stapling. The 1st detection failure issues a jam error, and the 2nd failure issues this SC code. |
| Causes: | The stapler did not return to its home position (or did not leave its home position) within the specified time. The 1st occurrence causes a jam, and the 2nd occurrence causes this SC code. |
| Remedy: | • Stapler rotation motor disconnected, defective • Stapler rotation motor overloaded due to obstruction • Stapler rotation HP sensor disconnected, defective |
| Error code: | SC900 |
| Description: | Electrical total counter error. The total counter contains something that is not a number. |
| Causes: | The total counter contains data that is not a number. |
| Remedy: | • NVRAM incorrect type • NVRAM defective • NVRAM data scrambled • Unexpected error from external source |
| Error code: | SC901 |
| Description: | Mechanical Counter 1 error Mechanical Counter 1 was not set correctly at power on, or the operator disconnected the counter while machine was operating. |
| Causes: | • Mechanical Counter 1 connection loose or defective • Mechanical Counter 1 defective |
| Error code: | SC951 |
| Description: | F-Gate Signal Error When the IPU has already received the F-GATE signal (laser writing start trigger signal), the IPU receives another F-GATE signal. |
| Causes: | • Firmware defective • Update the BCU firmware. • BCU defective |
| Error code: | SC953 |
| Description: | Scanner Image Setting Error The settings required for image processing using the scanner are not sent from the IPU |
| Causes: | • Check the harnesses, connectors between the MCU and BCU • Update the BCU, MCU firmware • MCU defective • BCU defective • IPU defective |
| Error code: | SC954 |
| Description: | Printer Image Setting Error The IPU did not issue the signal required to start image processing for the printing mode within 60 s after the paper stops for registration. |
| Causes: | • Software defective • Replace the software (all firmware modules). • IPU defective |
| Error code: | SC955 |
| Description: | Memory Setting Error The settings that are required for image processing using the memory are not sent from the IPU. |
| Causes: | • Software bug • Hard disk unit defective • Controller defective • MCU defective • IPU defective |
| Error code: | SC956 |
| Description: | Scanner setting ID error The ID that is sent from the IPU for scanner parameter setting is different from expected. |
| Causes: | • Software error |
| Error code: | SC957 |
| Description: | Scanner return ID error The ID that is sent from the IPU for the scanner return signal is different from expected. |
| Causes: | • Software error |
| Error code: | SC958 |
| Description: | Scanner ready ID error The ID that is sent from the IPU for the scanner ready signal is different from expected. |
| Causes: | • Software error |
| Error code: | SC959 |
| Description: | Printer Setting ID Error Definition [B] The ID that is required for image processing using the printer is not sent from the IPU. |
| Causes: | · Software defective |
| Error code: | SC960 |
| Description: | Printer Return ID Error Definition [B] The ID that is sent from the printer controller after finishing the printout is incorrect. |
| Causes: | · Software defective |
| Error code: | SC961 |
| Description: | Printer Ready ID Error Definition [B] The ID that is sent from the printer controller in the printer controller printing ready condition is incorrect. |
| Causes: | · Software defective |
| Error code: | SC962 |
| Description: | Memory Setting ID Error Definition [B] The ID that is sent from the memory when the IPU sent the memory ready signal is incorrect. |
| Causes: | · Software defective |
| Error code: | SC963 |
| Description: | Memory Finishing ID Error Definition [B] The ID that is sent from the memory when the IPU sent the memory finish signal is incorrect. |
| Causes: | · Software defective |
| Error code: | SC964 |
| Description: | Scanner Start Error During scanned image processing, another command to start scanning was received. |
| Causes: | • Software bug |
| Error code: | SC966 |
| Description: | Polygon Mirror Motor Ready Error The polygon mirror motor does not reach ready status within 15 s after the copy paper is detected by the registration sensor. (15 s after the write request was issued for the IPU, the FGATE signal remained LOW.) |
| Causes: | • Polygon mirror motor harness, connections to BCU loose, broken, defective • Polygon mirror motor drive board harness, connector to BCU loose, broken, defective • Polygon mirror motor defective • Polygon mirror motor drive board defective • BCU defective |
| Error code: | SC970 |
| Description: | Scanner Ready Error The scan ready signal is not generated by the MCU for more than 10 s after the read start signal is sent to the MCU. |
| Causes: | • Software bugSoftware bugny • Harnesses, connectors to the MCU loose, broken, defective • MCU defective • BCU defective |
| Error code: | SC980 |
| Description: | HDD Access Error Definition [B] Incorrect parameter sent to the HDD controller. |
| Causes: | · Software defective · Poor connection between BICU and HDD. |
| Error code: | SC982 |
| Description: | HDD Construction Error Definition [B] 1) The HDD has been installed without the electric sort kit (SIMM memory). 2) A HDD that does not have the correct specifications has been installed. |
| Causes: | · Hard disk defective · Incorrect hard disk type · The electric sort kit is not installed |
| Error code: | SC984 |
| Description: | Print image data send error No data was sent within 1 sec. after the print image data stream started. |
| Causes: | • Harness from IPU to controller board loose, broken, defective • IPU defective |
| Error code: | SC990 |
| Description: | Software error 2 The software performs an unexpected function and the program cannot continue. |
| Causes: | An unexpected operation was encountered by the software. |
| Remedy: | • Software defective, re-boot 1) Execute SP7403 or print an SMC Report (SP5990) to read the history of the 10 most recent logged errors. 2) If you press the zero key on the operation panel with the SP selection menu displayed, you will see detailed information about the recently logged SC990 or SC991, including the software file name, line number, and so on. 1) is the recommended method, because another SC could write over the information for the previous SC. |
