Ricoh Aficio 250
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Коды ошибок
SC120
SC121
SC122
SC123
SC192
SC302
SC306
SC320
SC321
SC322
SC324
SC390
SC391
SC393
SC401
SC402
SC411
SC500
SC503
SC504
SC506
SC542
SC543
SC544
SC546
SC547
SC610
SC691
SC692
SC900
SC920
SC921
SC980
SC981
SC990
Описание
| 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: | SC122 |
| Description: | Scanner home position error 3 The scanner home position sensor detects the on condition while the scanner is returning to the home position. |
| Causes: | • Scanner home position sensor defective • Scanner drive motor defective • Scanner home position sensor connector defective • Scanner drive motor connector defective • IOB board defective |
| Error code: | SC123 |
| Description: | Scanner home position error 4 The scanner home position sensor does not detect the on condition after the scanner returns to the home position. |
| Causes: | • Scanner home position sensor defective • Scanner drive motor defective • Scanner home position sensor connector defective • Scanner drive motor connector defective • IOB board defective |
| Error code: | SC192 |
| Description: | Bar code number mismatch - Timing - When the main switch is turned on - Condition - The main control board detects that the bar code data scanned in does not match to the machine identification number stored in the RAM. |
| Causes: | • Defective RAM board • Defective main scanner IPU board • Defective main control board |
| Remedy: | 1. Check if the serial number stored in the RAM is correct. NOTE: Contacts your product specialist for the detailed procedure. 2. Replace the main scanner IPU board. 3. Replace the main control board. |
| 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: | 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: | SC320 |
| Description: | Development power pack error 1: K 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: | 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: | SC324 |
| Description: | Development motor error 1: K 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: | 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: | SC393 |
| Description: | TD sensor error 2 TD sensor output voltage falls out of the adjustment range (2.0 ± 0.2 V) after the TD sensor initial setting has been finished. |
| Causes: | • TD sensor abnormal • Poor connection of the PCU |
| 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: | SC402 |
| Description: | ID sensor error 3: Vsp The Vsp (reflectivity of ID sensor pattern) value was detected at "0" or more than 2.5V when the ID sensor was calibrated during process control. |
| Causes: | • OPC drum gear Allen screw loose • ID sensor dirty • ID sensor harness loose, broken, defective • ID sensor defective • IOB defective • Exposure unit defective • Development unit defective • TD power pack defective |
| Error code: | SC411 |
| Description: | ID sensor error 3: Development γ M Development gamma for black, magenta, cyan, or yellow is not within range (0.3 to 6.0). Process control halts when this SC is issued. |
| Causes: | • Toner density abnormal. Refer to the image troubleshooting section in Section 4 of the Venus-C1 B132 Service Manual (Self-Check Error Codes 55 to 59, 61). • LD sensor harness loose, broken, defective • Potential sensor defective • LD unit not firing • ITB separation for CMY abnormal • Transfer power pack defective) |
| Remedy: | • Toner density not normal: Refer to the procedure for process control self-check error codes 55 to 59 to 59, and 61 (section 4.2.4) • Potential sensor defective • Laser diode not firing • ITB separation for CMY abnormal • Transfer power pack defective • ID sensor defective |
| Error code: | SC500 |
| Description: | Transport/Fusing Motor Error The LOCK signal error is detected when the EGB monitors the transport/fusing motor state. (This monitoring is done immediately after power-on, when the motor starts rotating, and immediately after the motor stops.) |
| Causes: | • Disconnected or defective motor harness. • Motor slips due to excessive load |
| Remedy: | 1. Check the harness from the transport/fusing motor. Replace it if necessary. |
| 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: | SC504 |
| Description: | Tray 2 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: | SC506 |
| Description: | Tandem tray back fence motor error. The back fence should be closed but the fence was not detected in the closed position within 500 ms. -or- The back fence should be open but the fence was not detected in the open within 500 ms. |
| Causes: | The tray lift motor, pick-up solenoid, lift sensor, or lower limit sensor did not operate correctly. |
| Remedy: | • Paper loaded incorrectly • Back fence motor harness disconnected, loose, defective • Back fence motor defective • Paper blocking sensors • Paper stuck between tray and motor • Back fence close, back fence open sensor harnesses disconnected, loose, or defective. • Back fence close, back fence open sensor defective • Paper or other obstacle is interfering with movement of the fence |
| 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: | 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: | SC610 |
| Description: | Communication error between the engine board and duplex unit Definition: [B] The engine board cannot communicate with the duplex unit properly. |
| Causes: | · Poor connection for the interface cable for the duplex unit · Duplex control board defective · Engine board defective |
| Error code: | SC691 |
| Description: | GAVD Transmission Error (C) |
| Causes: | The machine cannot communicate (data read/write) normally with the C LDB (laser control ASIC). |
| Remedy: | • Cycle the machine off/on • Replace BCU harness or BCU • Laser unit defective |
| Error code: | SC692 |
| Description: | GAVD Transmission Error (M) |
| Causes: | The machine cannot communicate (data read/write) normally with the M LDB (laser control ASIC). |
| Remedy: | • Cycle the machine off/on • Replace BCU harness or BCU • Laser unit 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: | SC920 |
| Description: | Printer error 1. An internal application error was detected and operation cannot continue. |
| Causes: | • The software’s bug • Unexpected hardware configuration such as insufficient memory |
| Remedy: | • Software defective; turn the machine OFF/ON, or change the controller firmware • Insufficient memory |
| Error code: | SC921 |
| Description: | Printer error 2. When the application started, the necessary font was not on the SD card. |
| Causes: | When the printer application started, the specified font could not be found on the SD card. |
| Remedy: | • Font not on the SC card |
| 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: | SC981 |
| Description: | HDD Response Error Definition [B] The HDD controller board does not generate any response when the IPU sends a read/write signal to the HDD controller. |
| Causes: | · Software defective · Poor connection between BICU and MSU · HDD 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. |
