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Brother DCP-L5650DN Error Codes List - Download Driver Brother DCP-L5650DN - Brother DCP-L5650DN

 

Brother DCP-L5650DN Error Codes List - Download Driver Brother DCP-L5650DN
Brother DCP-L5650DN Error Codes List - Download Driver Brother DCP-L5650DN - Brother DCP-L5650DN



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Brother DCP-L5650DN Error Codes List




Code: 0102

Description:

Communication error between the engine ASIC and motor driver or faulty motor driver.

Remedy:

1 Connection failure of the paper feed motor harness Reconnect the paper feed motor harness. 2 Paper feed motor failure Replace the paper feed motor. 3 Main PCB failure Replace the main PCB ASSY.

Code: 0201

Description:

Cannot detect the synchronized signal of the paper feed motor. The speed of the paper feed motor does not stabilize within the specified time.

Remedy:

1 Connection failure of the paper feed motor harness Reconnect the paper feed motor harness. 2 Damaged fuser gear Replace the fuser gear. 3 Paper feed motor failure Replace the paper feed motor. 4 Damaged fuser unit Replace the fuser unit. 5 Low-voltage power supply PCB failure Replace the low-voltage power supply PCB ASSY. 6 Damaged part in drive sub ASSY Replace the main frame L ASSY. 7 Main PCB failure Replace the main PCB ASSY.

Code: 0203

Description:

Eject motor failure was detected.

Remedy:

1 Connection failure of the eject motor harness Reconnect the eject motor harness. 2 Eject motor failure Replace the eject motor. 3 Low-voltage power supply PCB failure Replace the low-voltage power supply PCB ASSY. 4 Damaged part in eject gears Replace the main frame L ASSY. 5 Main PCB failure Replace the main PCB ASSY.

Code: 0300

Description:

Cannot detect the lock signal of the polygon motor for the laser unit (second time).

Remedy:

1 Connection failure of the laser unit flat cable Reconnect the laser unit flat cable. 2 Laser unit flat cable failure Replace the laser unit flat cable. 3 Laser unit failure Replace the laser unit. 4 Main PCB failure Replace the main PCB ASSY.

Code: 0305

Description:

Cannot detect the lock signal of the polygon motor for the laser unit (first time).

Remedy:

1 Connection failure of the laser unit flat cable Reconnect the laser unit flat cable. 2 Laser unit flat cable failure Replace the laser unit flat cable. 3 Laser unit failure Replace the laser unit. 4 Main PCB failure Replace the main PCB ASSY.

Code: 0401

Description:

Cannot detect the synchronized signal of the polygon motor for the laser unit (second time).

Remedy:

1 Connection failure of the laser unit flat cable Reconnect the laser unit flat cable. 2 Laser unit flat cable failure Replace the laser unit flat cable. 3 Laser unit failure Replace the laser unit. 4 Main PCB failure Replace the main PCB ASSY.

Code: 0405

Description:

Cannot detect the synchronized signal of the polygon motor for the laser unit (first time).

Remedy:

1 Connection failure of the laser unit flat cable Reconnect the laser unit flat cable. 2 Laser unit flat cable failure Replace the laser unit flat cable. 3 Laser unit failure Replace the laser unit. 4 Main PCB failure Replace the main PCB ASSY.

Code: 0501

Description:

The center thermistor of the fuser unit has not reached the specified temperature within the specified time.

Remedy:

1 Connection failure of the center or side thermistor harness of the fuser unit Reconnect the center or side thermistor harness of the fuser unit. 2 Connection failure of the fuser unit heater harness Reconnect the fuser unit heater harness. 3 Connection failure of the eject sensor harness Reconnect the eject sensor harness. 4 Connection failure of the lowvoltage power supply harness Reconnect the low-voltage power supply harness. 5 Eject sensor PCB failure Replace the eject sensor PCB ASSY. 6 Fuser unit failure Replace the fuser unit. 7 Low-voltage power supply PCB failure Replace the low-voltage power supply PCB ASSY. 8 Main PCB failure Replace the main PCB ASSY.

Code: 0502

Description:

The center thermistor of the fuser unit has not reached the specified temperature within the specified time after it was heated normally to the certain level.

Remedy:

1 Connection failure of the center or side thermistor harness of the fuser unit Reconnect the center or side thermistor harness of the fuser unit. 2 Connection failure of the fuser unit heater harness Reconnect the fuser unit heater harness. 3 Connection failure of the eject sensor harness Reconnect the eject sensor harness. 4 Connection failure of the lowvoltage power supply harness Reconnect the low-voltage power supply harness. 5 Eject sensor PCB failure Replace the eject sensor PCB ASSY. 6 Fuser unit failure Replace the fuser unit. 7 Low-voltage power supply PCB failure Replace the low-voltage power supply PCB ASSY. 8 Main PCB failure Replace the main PCB ASSY.

Code: 0503

Description:

The center thermistor of the fuser unit detected a temperature higher than the specified value.

Remedy:

1 Connection failure of the center or side thermistor harness of the fuser unit Reconnect the center or side thermistor harness of the fuser unit. 2 Connection failure of the fuser unit heater harness Reconnect the fuser unit heater harness. 3 Connection failure of the eject sensor harness Reconnect the eject sensor harness. 4 Connection failure of the lowvoltage power supply harness Reconnect the low-voltage power supply harness. 5 Eject sensor PCB failure Replace the eject sensor PCB ASSY. 6 Fuser unit failure Replace the fuser unit. 7 Low-voltage power supply PCB failure Replace the low-voltage power supply PCB ASSY. 8 Main PCB failure Replace the main PCB ASSY.

Code: 0504

Description:

After the heat unit was heated normally, the center thermistor of the fuser unit detected a temperature lower than the specified value.

Remedy:

1 Connection failure of the center or side thermistor harness of the fuser unit Reconnect the center or side thermistor harness of the fuser unit. 2 Connection failure of the fuser unit heater harness Reconnect the fuser unit heater harness. 3 Connection failure of the eject sensor harness Reconnect the eject sensor harness. 4 Connection failure of the lowvoltage power supply harness Reconnect the low-voltage power supply harness. 5 Eject sensor PCB failure Replace the eject sensor PCB ASSY. 6 Fuser unit failure Replace the fuser unit. 7 Low-voltage power supply PCB failure Replace the low-voltage power supply PCB ASSY. 8 Main PCB failure Replace the main PCB ASSY.

Code: 0505

Description:

The center thermistor of the fuser unit detected a temperature rise greater than the specified value within the specified time.

Remedy:

1 Connection failure of the center or side thermistor harness of the fuser unit Reconnect the center or side thermistor harness of the fuser unit. 2 Connection failure of the fuser unit heater harness Reconnect the fuser unit heater harness. 3 Connection failure of the eject sensor harness Reconnect the eject sensor harness. 4 Connection failure of the lowvoltage power supply harness Reconnect the low-voltage power supply harness. 5 Eject sensor PCB failure Replace the eject sensor PCB ASSY. 6 Fuser unit failure Replace the fuser unit. 7 Low-voltage power supply PCB failure Replace the low-voltage power supply PCB ASSY. 8 Main PCB failure Replace the main PCB ASSY.

Code: 0506

Description:

The center thermistor of the fuser unit detected a temperature fall greater than the specified value within the specified time.

Remedy:

1 Connection failure of the center or side thermistor harness of the fuser unit Reconnect the center or side thermistor harness of the fuser unit. 2 Connection failure of the fuser unit heater harness Reconnect the fuser unit heater harness. 3 Connection failure of the eject sensor harness Reconnect the eject sensor harness. 4 Connection failure of the lowvoltage power supply harness Reconnect the low-voltage power supply harness. 5 Eject sensor PCB failure Replace the eject sensor PCB ASSY. 6 Fuser unit failure Replace the fuser unit. 7 Low-voltage power supply PCB failure Replace the low-voltage power supply PCB ASSY. 8 Main PCB failure Replace the main PCB ASSY.

Code: 0508

Description:

The side thermistor of the fuser unit did not detect a temperature rise when the heater was ON.

Remedy:

1 Connection failure of the center or side thermistor harness of the fuser unit Reconnect the center or side thermistor harness of the fuser unit. 2 Connection failure of the fuser unit heater harness Reconnect the fuser unit heater harness. 3 Connection failure of the eject sensor harness Reconnect the eject sensor harness. 4 Connection failure of the lowvoltage power supply harness Reconnect the low-voltage power supply harness. 5 Eject sensor PCB failure Replace the eject sensor PCB ASSY. 6 Fuser unit failure Replace the fuser unit. 7 Low-voltage power supply PCB failure Replace the low-voltage power supply PCB ASSY. 8 Main PCB failure Replace the main PCB ASSY.

Code: 050A

Description:

The hardware detected a temperature error through the center thermistor or the side thermistor of the fuser unit.

Remedy:

1 Connection failure of the center or side thermistor harness of the fuser unit Reconnect the center or side thermistor harness of the fuser unit. 2 Connection failure of the fuser unit heater harness Reconnect the fuser unit heater harness. 3 Connection failure of the eject sensor harness Reconnect the eject sensor harness. 4 Connection failure of the lowvoltage power supply harness Reconnect the low-voltage power supply harness. 5 Eject sensor PCB failure Replace the eject sensor PCB ASSY. 6 Fuser unit failure Replace the fuser unit. 7 Low-voltage power supply PCB failure Replace the low-voltage power supply PCB ASSY. 8 Main PCB failure Replace the main PCB ASSY.

Code: 050B

Description:

When the center thermistor of the fuser unit was lower than the idle temperature, the side thermistor detected a temperature higher than the specified temperature.

Remedy:

1 Connection failure of the center or side thermistor harness of the fuser unit Reconnect the center or side thermistor harness of the fuser unit. 2 Connection failure of the fuser unit heater harness Reconnect the fuser unit heater harness. 3 Connection failure of the eject sensor harness Reconnect the eject sensor harness. 4 Connection failure of the lowvoltage power supply harness Reconnect the low-voltage power supply harness. 5 Eject sensor PCB failure Replace the eject sensor PCB ASSY. 6 Fuser unit failure Replace the fuser unit. 7 Low-voltage power supply PCB failure Replace the low-voltage power supply PCB ASSY. 8 Main PCB failure Replace the main PCB ASSY.

Code: 050C

Description:

When the center thermistor of the fuser unit was higher than the idle temperature, the side thermistor detected a temperature lower than the specified temperature.

Remedy:

1 Connection failure of the center or side thermistor harness of the fuser unit Reconnect the center or side thermistor harness of the fuser unit. 2 Connection failure of the fuser unit heater harness Reconnect the fuser unit heater harness. 3 Connection failure of the eject sensor harness Reconnect the eject sensor harness. 4 Connection failure of the lowvoltage power supply harness Reconnect the low-voltage power supply harness. 5 Eject sensor PCB failure Replace the eject sensor PCB ASSY. 6 Fuser unit failure Replace the fuser unit. 7 Low-voltage power supply PCB failure Replace the low-voltage power supply PCB ASSY. 8 Main PCB failure Replace the main PCB ASSY.

Code: 0800

Description:

An error occurred in the internal temperature sensor.

Remedy:

1 Connection failure of the internal temperature sensor harness Reconnect the internal temperature sensor harness. 2 Internal temperature sensor failure Replace the main frame L ASSY. 3 Main PCB failure Replace the main PCB ASSY.

Code: 0900

Description:

Detected irregular power supply for more than 100 times.

Remedy:

1 Low-voltage power supply PCB failure Replace the low-voltage power supply PCB ASSY. Reset counters for consumable parts (function code: 88) to reset the irregular power supply detection counter after the replacement. 2 Main PCB failure Replace the main PCB ASSY. Note: • The irregular power supply detection error of the low-voltage power supply PCB (error code: 0900) occurs when there is a large distortion in the power supply voltage supplied to the machine. In this case, if the same power supply is used, the same error may occur even when the low-voltage power supply PCB ASSY is replaced. Ask the user to review the installation environment. • Do not reset the power supply PCB counter before replacing it with a new one. It may cause fire.

Code: 0A02

Description:

Detected a main fan failure.

Remedy:

1 Connection failure of the main fan harness Reconnect the main fan harness. 2 Connection failure of the toner amount detection sensor PCB harness (light emission) Reconnect the toner amount detection sensor PCB harness (light emission). 3 Main fan failure Replace the main fan. 4 Low-voltage power supply PCB failure Replace the low-voltage power supply PCB ASSY. 5 Toner amount detection sensor PCB (light emission) failure Replace the toner amount detection sensor PCB ASSY (light emission). 6 Main PCB failure Replace the main PCB ASSY.

Code: 0B01

Description:

An error occurred in the high-voltage power supply PCB ASSY while operating.

Remedy:

1 Connection failure of the HVPS flat cable Reconnect the HVPS flat cable. 2 High-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 3 Main PCB failure Replace the main PCB ASSY.

Code: 0B02

Description:

An error occurred in the high-voltage power supply PCB ASSY when the machine was in the ready state.

Remedy:

1 Connection failure of the HVPS flat cable Reconnect the HVPS flat cable. 2 High-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 3 Main PCB failure Replace the main PCB ASSY.

Code: 1701

Description:

Detected a TT fan failure.

Remedy:

1 Malfunction of the TT control PCB Install the latest main firmware. 2 Connection failure of the TT fan harness Reconnect the TT fan harness. 3 LT/TT connector failure (machine side or TT side) Replace the LT/TT connector of the machine side or TT side. 4 TT fan failure Replace the TT fan. 5 TT control PCB failure Replace the TT control PCB. 6 Main PCB failure Replace the main PCB ASSY.

Code: 1801

Description:

A communication error occurred between the ASIC and T2LT control PCB in the engine. (LT only)

Remedy:

1 Malfunction of the LT control PCB Install the latest main firmware. 2 An LT/TT connector failure (machine side or LT side) Replace the appropriate LT/TT connector of the machine side or LT side. 3 An LT control PCB failure Replace the appropriate LT control PCB. 4 Main PCB failure Replace the main PCB ASSY.

Code: 1802
Description:
A communication error occurred between the ASIC and T3LT control PCB ASSY in the engine. (LT only)
Remedy:
1 Malfunction of the LT control PCB Install the latest main firmware. 2 An LT/TT connector failure (machine side or LT side) Replace the appropriate LT/TT connector of the machine side or LT side. 3 An LT control PCB failure Replace the appropriate LT control PCB. 4 Main PCB failure Replace the main PCB ASSY.

Code: 1808
Description:
A communication error occurred between the ASIC and TT control PCB in the engine.
Remedy:
1 Malfunction of the TT control PCB Install the latest main firmware. 2 LT/TT connector failure (machine or TT side) Replace the LT/TT connector on the machine side or TT side. 3 TT control PCB failure Replace the TT control PCB. 4 Main PCB failure Replace the main PCB ASSY.

Code: 1901
Description:
Detected a TT motor failure.
Remedy:
1 Malfunction of the TT control PCB Install the latest main firmware. 2 Connection failure of the TT motor harness Reconnect the TT motor harness. 3 LT/TT connector failure (machine side or TT side) Replace the LT/TT connector of the machine side or TT side. 4 TT motor failure Replace the TT motor. 5 TT control PCB failure Replace the TT control PCB. 6 Main PCB failure Replace the main PCB ASSY.

Code: 1F00
Description:
When the TT was connected, TT balance sensor L/R wasn't connected properly.
Remedy:
1 Connection failure of the TT balance sensor L/R harness. Reconnect the TT balance sensor L/R harness or relay connector harness. 2 TT balance sensor L/R attachment failure Reattach the TT balance sensor L/R. 3 LT/TT connector failure (machine side or TT side) Replace the LT/TT connector of the machine side or TT side. 4 TT balance sensor L/R failure Replace the TT balance sensor L/R. 5 TT control PCB failure Replace the TT control PCB ASSY. 6 Main PCB failure Replace the main PCB ASSY.

Code: 3801
Description:
A temperature error occurred in the external temperature/humidity sensor.
Remedy:
1 Connection failure of the external temperature/humidity sensor harness Reconnect the external temperature/humidity sensor harness. 2 External temperature/humidity sensor failure Replace the main frame L ASSY. 3 Main PCB failure Replace the main PCB ASSY.

Code: 4000
Description:
The number of rotations of the drum unit is reaching the upper limit.
Remedy:
1 Replace the drum unit with a new one and reset the drum counter. If the error display is not cleared, the main PCB is faulty. Replace the main PCB ASSY.

Code: 4200
Description:
The number of rotations of the drum unit has reached the upper limit. (Printing does not stop.)
Remedy:
1 Replace the drum unit with a new one and reset the drum counter. If the error display is not cleared, the main PCB is faulty. Replace the main PCB ASSY.

Code: 4500
Description:
The number of printable pages of the fuser unit has reached the upper limit.
Remedy:
1 End of life of the fuser unit Replace the fuser unit. Reset counters for consumable parts (function code: 88) to reset the fuser unit counter after the replacement. 2 Replace the fuser unit with a new one and reset the fuser unit counter. If the error display is not cleared, the main PCB is faulty. Replace the main PCB ASSY.

Code: 4600
Description:
The number of printable pages of the laser unit has reached the upper limit.
Remedy:
1 End of life of the laser unit Replace the laser unit. Reset counters for consumable parts (function code: 88) to reset the laser unit counter after the replacement. 2 Replace the laser unit with a new one and reset the laser unit counter. If the error display is not cleared, the main PCB is faulty. Replace the main PCB ASSY.

Code: 4B01
Description:
Dot counter or develop roller counter of the toner is reaching the upper limit.
Remedy:
1 Replace the toner cartridge with a new one. If the error display is not cleared, the main PCB is faulty. Replace the main PCB ASSY.

Code: 4C01
Description:
Dot counter or develop roller counter of the toner has reached the upper limit.
Remedy:
1 Replace the toner cartridge with a new one. If the error display is not cleared, the main PCB is faulty. Replace the main PCB ASSY.

Code: 4F01
Description:
The new toner sensor could not detect the new toner cartridge correctly.
Remedy:
• If the machine is on the uneven surface, place it on a level surface. 1 Connection failure of the relay front harness Reconnect the relay front harness. 2 New toner actuator coming off or caught in some sections of the machine Reattach the new toner actuator. 3 Develop joint coming off or caught in some sections of the machine Reattach the develop joint. 4 New toner sensor failure Replace the relay front PCB ASSY. 5 Paper feed drive gears failure Replace the main frame L ASSY. 6 If the error display is not cleared after replacing the toner cartridge with a new one again, the main PCB is faulty. Replace the main PCB ASSY.

Code: 5001
Description:
Printable pages set for PF kit MP have reached the upper limit.
Remedy:
1 End of life of the applicable PF kit Replace the applicable PF kit. Reset counters for consumable parts (function code: 88) to reset the applicable PF kit counter after the replacement. 2 If the error display is not cleared after the applicable PF kit counter has been reset, the main PCB is faulty.
Code: 5002

Description:
Printable pages set for PF kit 1 have reached the upper limit.
Remedy:
1 End of life of the applicable PF kit Replace the applicable PF kit. Reset counters for consumable parts (function code: 88) to reset the applicable PF kit counter after the replacement. 2 If the error display is not cleared after the applicable PF kit counter has been reset, the main PCB is faulty.

Code: 5003
Description:
Printable pages set for PF kit 2 have reached the upper limit.
Remedy:
1 End of life of the applicable PF kit Replace the applicable PF kit. Reset counters for consumable parts (function code: 88) to reset the applicable PF kit counter after the replacement. 2 If the error display is not cleared after the applicable PF kit counter has been reset, the main PCB is faulty.

Code: 5004
Description:
Printable pages set for PF kit 3 have reached the upper limit.
Remedy:
1 End of life of the applicable PF kit Replace the applicable PF kit. Reset counters for consumable parts (function code: 88) to reset the applicable PF kit counter after the replacement. 2 If the error display is not cleared after the applicable PF kit counter has been reset, the main PCB is faulty.

Code: 5005
Description:
Printable pages set for PF kit 4 have reached the upper limit.
Remedy:
1 End of life of the applicable PF kit Replace the applicable PF kit. Reset counters for consumable parts (function code: 88) to reset the applicable PF kit counter after the replacement. 2 If the error display is not cleared after the applicable PF kit counter has been reset, the main PCB is faulty.

Code: 5006
Description:
Printable pages set for PF kit 5 have reached the upper limit.
Remedy:
1 End of life of the applicable PF kit Replace the applicable PF kit. Reset counters for consumable parts (function code: 88) to reset the applicable PF kit counter after the replacement. 2 If the error display is not cleared after the applicable PF kit counter has been reset, the main PCB is faulty.

Code: 6001
Description:
The front cover sensor detected that the front cover was open.
Remedy:
• Close the front cover. 1 Connection failure of the front cover sensor harness Reconnect the front cover sensor harness. 2 Connection failure of the relay front harness Reconnect the relay front harness. 3 Front cover sensor attachment failure Reattach the front cover sensor. 4 Front cover failure Replace the front cover. 5 Front cover sensor failure Replace the relay front PCB ASSY. 6 Relay front PCB failure Replace the relay front PCB ASSY. 7 Main PCB failure Replace the main PCB ASSY.

Code: 6004
Description:
The eject sensor detected that the fuser cover was open.
Remedy:
• Close the fuser cover. 1 Eject actuator coming off or caught in some sections of the machine Reattach the eject actuator. 2 Fuser cover attachment failure Reattach the fuser cover. 3 Connection failure of the eject sensor harness Reconnect the eject sensor harness. 4 Eject sensor PCB failure Replace the eject sensor PCB ASSY. 5 Main PCB failure Replace the main PCB ASSY.

Code: 6101
Description:
The toner amount detection sensor detected that the toner cartridge was not set.
Remedy:
• Set the toner cartridge correctly. 1 Toner amount detection sensor PCB (light reception) failure Replace the toner amount detection sensor PCB ASSY (light reception). 2 Relay front PCB failure Replace the relay front PCB ASSY. 3 Main PCB failure Replace the main PCB ASSY.

Code: 6200
Description:
Detected that the drum unit was not set by detecting the GRID terminal current.
Remedy:
• Set the drum unit correctly. 1 Dirt on the GRID terminals of the drum unit and those of the machine Clean the CHG and GRID terminals of the drum unit and those of the machine. 2 Dirt on the high-voltage power supply PCB terminal Clean the high-voltage power supply PCB terminal. 3 high-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 4 Main PCB failure Replace the main PCB ASSY.

Code: 6801
Description:
The side thermistor of the fuser unit or internal temperature sensor detected a temperature higher than the specified value.
Remedy:
• Lower the room temperature. • Keep the machine away from heating appliances.
1 Connection failure of the internal temperature sensor harness Reconnect the internal temperature sensor harness. 2 Internal temperature sensor failure Replace the main frame L ASSY. 3 Fuser unit side thermistor failure Replace the fuser unit. 4 Main PCB failure Replace the main PCB ASSY.

Code: 6901
Description:
An error occurred in the fuser unit when the power switch was turned ON or sleep mode was released.
Remedy:
1 Connection failure of a fuser unit harness Reconnect the fuser unit harness. 2 Connection failure of the eject sensor harness Reconnect the eject sensor harness. 3 Eject sensor PCB failure Replace the eject sensor PCB ASSY. 4 Fuser unit failure Replace the fuser unit. 5 Low-voltage power supply PCB failure Replace the low-voltage power supply PCB ASSY. 6 Main PCB failure Replace the main PCB ASSY. Note: • Turn OFF the power switch. After the fuser unit has cooled sufficiently, turn ON the power switch again and leave the machine for 15 minutes. This problem may then be cleared. • To release the fuser unit error after taking appropriate measures, enter the maintenance mode once and quit it with the function code 99.

Code: 6902
Description:
Rechecking the error after the power switch was turned OFF and then ON again because an error was detected in the fuser unit. (This message is displayed for approximately 15 minutes when the machine is restarted after error code 6901 has occurred.)
Remedy:
1 Connection failure of a fuser unit harness Reconnect the fuser unit harness. 2 Connection failure of the eject sensor harness Reconnect the eject sensor harness. 3 Eject sensor PCB failure Replace the eject sensor PCB ASSY. 4 Fuser unit failure Replace the fuser unit. 5 Low-voltage power supply PCB failure Replace the low-voltage power supply PCB ASSY. 6 Main PCB failure Replace the main PCB ASSY. Note: • Turn OFF the power switch. After the fuser unit has cooled sufficiently, turn ON the power switch again and leave the machine for 15 minutes. This problem may then be cleared. • To release the fuser unit error after taking appropriate measures, enter the maintenance mode once and quit it with the function code 99.

Code: 6A00
Description:
Detected discharge that may be attributable to dirty corona wire on the drum unit.
Remedy:
• Slide the green tab of the drum unit to left and right for two to three times to clean the corona wire. • Clean the electrode of the drum unit. • Replace the drum unit.
1 Dirt on the high-voltage power supply PCB terminal Clean the electrodes of the machine. 2 High-voltage power supply PCB attachment failure Check if each electrode comes back smoothly after pressing it. If not, reattach each electrode. 3 High-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 4 Main PCB failure Replace the main PCB ASSY.

Code: 6D00
Description:
Detected more LTs than connectible limit.
Remedy:
• Reduce LTs to acceptable numbers. • Reconnect LTs.
1 Dust around the LT/TT connector Clean the LT/TT connector. 2 Malfunction of the LT control PCB Install the latest main firmware. 3 Machine or LT/TT connector failure Replace the machine or LT/TT connector. 4 LT control PCB failure Replace a LT control PCB ASSY. 5 Main PCB failure Replace the main PCB ASSY.

Code: 6F00
Description:
Detected irregular power supply for less than 100 times.
Remedy:
• Turn the power switch OFF and then back ON again. • Use a noise filter on the power supply. • Install a voltage stabilizer to the power supply unit.

Code: 7000
Description:
The eject sensor does not detect paper pass after the registration rear sensor detected the paper pass.
Remedy:
• Remove the jammed paper. • Replace the drum unit with a new one.
1 Foreign object inside the machine Remove the foreign object. 2 Connection failure of the eject sensor harness Reconnect the eject sensor harness. 3 Eject actuator coming off or caught in some sections of the machine Reattach the eject actuator. 4 Fuser cover attachment failure Reattach the fuser cover. 5 Eject sensor failure Replace the eject sensor PCB ASSY. 6 high-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 7 Fuser unit failure Replace the fuser unit. 8 Damaged fuser gears or drum gears Replace the main frame L ASSY. 9 Main PCB failure Replace the main PCB ASSY.

Code: 7100
Description:
The eject sensor remains ON (paper pass detected) even after the registration rear sensor detected the end of paper pass.
Remedy:
• Remove the jammed paper. • Check if the back cover is open during duplex printing.
1 Foreign object in the rear of the machine Remove the foreign object. 2 Eject actuator caught in some sections of the machine Reattach the eject actuator. 3 Fuser cover attachment failure Reattach the fuser cover. 4 Eject sensor failure Replace the eject sensor PCB ASSY. 5 high-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 6 Fuser cover failure Replace the fuser cover. 7 Damaged eject roller 1 drive gears Replace the main frame L ASSY. 8 Main PCB failure Replace the main PCB ASSY.

Code: 7200
Description:
When feeding from the MP tray, the registration rear sensor does not detect paper pass within the specified time after the registration front sensor detected paper pass.
Remedy:
• Remove the jammed paper. • Add the paper properly using the MP tray paper guide. • Close the front cover correctly.
1 Foreign object in the front of the machine Remove the foreign object. 2 Registration rear actuator coming off or caught in some sections of the machine Reattach the registration rear actuator. 3 Connection failure of the registration front/rear sensor harness Reconnect the registration front/rear sensor harness. 4 Connection failure of the registration clutch harness Reconnect the registration clutch harness. 5 MP feed frame attachment failure Reattach the MP feed frame. 6 Registration rear sensor failure Replace the registration front/rear sensor PCB ASSY. 7 Registration clutch failure Replace the registration clutch. 8 high-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 9 Damaged gears in the paper feeding system Replace the main frame L ASSY. 10 Main PCB failure Replace the main PCB ASSY.

Code: 7301
Description:
When printing from the paper tray 1, the T1 paper feed sensor does not detect paper pass within the specified time while the T1 paper empty sensor detects some paper set.
Remedy:
• Remove the jammed paper. • Add the paper properly using the paper tray 1 paper guide.
1 Foreign object in the front of the machine Remove the foreign object. 2 T1 paper pick up roller holder attachment failure Reattach the T1 paper pick up roller holder. 3 T1 paper feed actuator attachment failure Reattach the T1 paper feed actuator. 4 Connection failure of the T1 pickup clutch harness Reattach the T1 pickup clutch harness. 5 Connection failure of the T1 paper feed sensor harness Reconnect the T1 paper feed sensor harness. 6 Connection failure of the HVPS flat cable Reconnect the HVPS flat cable. 7 PF kit 1 failure Replace the PF kit 1. 8 T1 pickup clutch failure Replace the T1 pickup clutch. 9 T1 paper feed sensor PCB failure Replace the T1 paper feed sensor PCB ASSY. 10 T1 paper empty sensor PCB failure Replace the T1 paper empty sensor PCB ASSY. 11 Damaged gears in the paper feeding system Replace the main frame L ASSY. 12 High-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 13 Main PCB failure Replace the main PCB ASSY.

Code: 7302
Description:
When printing from the paper tray 1, the registration front sensor does not detect paper pass within the specified time after the T1 paper feed sensor detected paper pass.
Remedy:
• Remove the jammed paper. • Add the paper properly using the paper tray 1 paper guide.
1 Foreign object in the front of the machine Remove the foreign object. 2 Registration front actuator attachment failure Reattach the registration front actuator. 3 Connection failure of the registration front/rear sensor harness Reconnect the registration front/rear sensor harness. 4 Registration front/rear sensor PCB failure Replace the registration front/rear sensor PCB ASSY. 5 high-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 6 Damaged gears in the paper feeding system Replace the main frame L ASSY. 7 Main PCB failure Replace the main PCB ASSY.

Code: 7401
Description:
When printing from the paper tray 2, the T2(LT or TT) paper feed sensor does not detect paper pass within the specified time while the T2(LT or TT) paper empty sensor detects some paper set.
Remedy:
• Remove the jammed paper. • Add the paper properly using the paper tray 2 paper guide.
1 Foreign object in the front of the machine Remove the foreign object. 2 Malfunction of the LT control PCB or TT control PCB Install the latest main firmware. 3 T2(LT or TT) paper pick up roller holder attachment failure Reattach the T2(LT or TT) paper pick up roller holder. 4 T2(LT or TT) paper feed actuator attachment failure Reattach the T2(LT or TT) paper feed actuator. 5 Connection failure of the T2(LT or TT) pickup clutch harness Reconnect the T2(LT or TT) pickup clutch harness. 6 Connection failure of the T2(LT or TT) paper feed sensor harness Reconnect the T2(LT or TT) paper feed sensor harness. 7 PF kit 2 failure Replace the PF kit 2. 8 T2(LT or TT) pickup clutch failure Replace the T2(LT or TT) pickup clutch. 9 T2(LT or TT) paper feed sensor PCB failure Replace the T2(LT or TT) paper feed sensor PCB ASSY. 10 T2(LT or TT) paper empty sensor PCB failure Replace the T2(LT or TT) paper empty sensor PCB ASSY. 11 T2LT control PCB failure Replace the T2LT control PCB ASSY. 12 TT control PCB failure Replace the TT control PCB ASSY. 13 TT low-voltage power supply PCB failure Replace the TT low-voltage power supply PCB ASSY. 14 Main PCB failure Replace the main PCB ASSY.

Code: 7402
Description:
When printing from the paper tray 2, the registration front sensor or the T2TT jam sensor does not detect paper pass within the specified time after the T2(LT or TT) paper feed sensor detected paper pass.
Remedy:
• Remove the jammed paper. • Add the paper properly using the paper tray 2 paper guide. • Install the latest main firmware.
1 Foreign object in the front of the machine Remove the foreign object. 2 Registration front actuator attachment failure Reattach the registration front actuator. 3 T2TT jam sensor attachment failure Reattach the T2TT jam sensor. 4 Connection failure of the registration front/rear sensor harness Reconnect the registration front/rear sensor harness. 5 Connection failure of the T2TT jam sensor harness Reconnect the T2TT jam sensor harness. 6 Connection failure of the TT control PCB harness Reconnect the TT control PCB harness. 7 Connection failure of the T2LT control PCB harness Reconnect the T2LT control PCB harness. 8 Connection failure of the T2LT release clutch harness Reconnect the T2LT release clutch harness. 9 T2LT release clutch failure Replace the T2LT release clutch. 10 Registration front/rear sensor PCB failure Replace the registration front/rear sensor PCB ASSY. 11 T2TT jam sensor PCB failure Replace the T2TT jam sensor PCB ASSY. 12 TT control PCB failure Replace the TT control PCB ASSY. 13 T2LT control PCB failure Replace the T2LT control PCB ASSY. 14 high-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 15 Damaged gears in the paper feeding system Replace the main frame L ASSY. 16 Damaged gears in the LT paper feeding system Replace the LT. 17 Damaged gears in the TT paper feeding system Replace the TT. 18 Main PCB failure Replace the main PCB ASSY.

Code: 7501
Description:
When printing from the paper tray 3, the T3(LT or TT) paper feed sensor does not detect paper pass within the specified time while the T3(LT or TT) paper empty sensor detects some paper set.
Remedy:
• Remove the jammed paper. • Add the paper properly using the paper tray 3 paper guide.
1 Foreign object in the front of the machine Remove the foreign object. 2 Malfunction of the LT control PCB or TT control PCB Install the latest main firmware. 3 T3(LT or TT) paper pick up roller holder attachment failure Reattach the T3(LT or TT) paper pick up roller holder. 4 T3(LT or TT) paper feed actuator attachment failure Reattach the T3(LT or TT) paper feed actuator. 5 Connection failure of the T3(LT or TT) pickup clutch harness Reconnect the T3(LT or TT) pickup clutch harness. 6 Connection failure of the T3(LT or TT) paper feed sensor harness Reconnect the T3(LT or TT) paper feed sensor harness. 7 PF kit 3 failure Replace the PF kit 3. 8 T3(LT or TT) pickup clutch failure Replace the T3(LT or TT) pickup clutch. 9 T3(LT or TT) paper feed sensor PCB failure Replace the T3(LT or TT) paper feed sensor PCB ASSY. 10 T3(LT or TT) paper empty sensor PCB failure Replace the T3(LT or TT) paper empty sensor PCB ASSY. 11 T3LT control PCB failure Replace the T3LT control PCB ASSY. 12 TT control PCB failure Replace the TT control PCB ASSY. 13 TT low-voltage power supply PCB failure Replace the TT low-voltage power supply PCB ASSY. 14 Main PCB failure Replace the main PCB ASSY.

Code: 7502
Description:
When printing from the paper tray 3, the registration front sensor or the T2/T3TT jam sensor does not detect paper pass within the specified time after the T3(LT or TT) paper feed sensor detected paper pass.
Remedy:
• Remove the jammed paper. • Add the paper properly using the paper tray 3 paper guide. • Install the latest main firmware.
1 Foreign object in the front of the machine Remove the foreign object. 2 Registration front actuator attachment failure Reattach the registration front actuator. 3 T2/T3TT jam sensor attachment failure Reattach the T2/T3TT jam sensor. 4 Connection failure of the registration front/rear sensor harness Reconnect the registration front/rear sensor harness. 5 Connection failure of the T2/ T3TT jam sensor harness Reconnect the T2/T3TT jam sensor harness. 6 Connection failure of the TT control PCB harness Reconnect the TT control PCB harness. 7 Connection failure of the T2/ T3LT control PCB harness Reconnect the T2/T3LT control PCB harness. 8 Connection failure of the T2/ T3LT release clutch harness Reconnect the T2/T3LT release clutch harness. 9 Connection failure of the T3TT release clutch harness Reconnect the T3TT release clutch harness. 10 T2/T3LT release clutch failure Replace the T2/T3LT release clutch. 11 T3TT release clutch failure Replace the T3TT release clutch. 12 Registration front/rear sensor PCB failure Replace the registration front/rear sensor PCB ASSY. 13 T2/T3TT jam sensor PCB failure Replace the T2/T3TT jam sensor PCB ASSY. 14 TT control PCB failure Replace the TT control PCB ASSY. 15 T2/T3LT control PCB failure Replace the T2/T3LT control PCB ASSY. 16 high-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 17 Damaged gears in the paper feeding system Replace the main frame L ASSY. 18 Damaged gears in an LT paper feeding system Replace the LT. 19 Damaged gears in the TT paper feeding system Replace the TT. 20 Main PCB failure Replace the main PCB ASSY.

Code: 7601
Description:
When printing from the paper tray 4, the T4(LT or TT) paper feed sensor does not detect paper pass within the specified time while the T4(LT or TT) paper empty sensor detects some paper set.
Remedy:
• Remove the jammed paper. • Add the paper properly using the paper tray 4 paper guide.
1 Foreign object in the front of the machine Remove the foreign object. 2 Malfunction of the LT control PCB or TT control PCB Install the latest main firmware. 3 T4(LT or TT) paper pick up roller holder attachment failure Reattach the T4(LT or TT) paper pick up roller holder. 4 T4(LT or TT) paper feed actuator attachment failure Reattach the T4(LT or TT) paper feed actuator. 5 Connection failure of the T4(LT or TT) pickup clutch harness Reconnect the T4(LT or TT) pickup clutch harness. 6 Connection failure of the T4(LT or TT) paper feed sensor harness Reconnect the T4(LT or TT) paper feed sensor harness. 7 PF kit 4 failure Replace the PF kit 4. 8 T4(LT or TT) pickup clutch failure Replace the T4(LT or TT) pickup clutch. 9 T4(LT or TT) paper feed sensor PCB failure Replace the T4(LT or TT) paper feed sensor PCB ASSY. 10 T4(LT or TT) paper empty sensor PCB failure Replace the T4(LT or TT) paper empty sensor PCB ASSY. 11 T4LT control PCB failure Replace the T4LT control PCB ASSY. 12 TT control PCB failure Replace the TT control PCB ASSY. 13 TT low-voltage power supply PCB failure Replace the TT low-voltage power supply PCB ASSY. 14 Main PCB failure Replace the main PCB ASSY.

Code: 7602
Description:
When printing from the paper tray 4, the registration front sensor or the T2/T3/T4TT jam sensor does not detect paper pass within the specified time after the T4(LT or TT) paper feed sensor detected paper pass.
Remedy:
• Remove the jammed paper. • Add the paper properly using the paper tray 4 paper guide. • Install the latest main firmware.
1 Foreign object in the front of the machine Remove the foreign object. 2 Registration front actuator attachment failure Reattach the registration front actuator. 3 T2/T3/T4TT jam sensor attachment failure Reattach the T2/T3/T4TT jam sensor. 4 Connection failure of the registration front/rear sensor harness Reconnect the registration front/rear sensor harness. 5 Connection failure of the T2/T3/ T4TT jam sensor harness Reconnect the T2/T3/T4TT jam sensor harness. 6 Connection failure of the TT control PCB harness Reconnect the TT control PCB harness. 7 Connection failure of the T2/T3/ T4LT control PCB harness Reconnect the T2/T3/T4LT control PCB harness. 8 Connection failure of the T2/T3/ T4LT release clutch harness Reconnect the T2/T3/T4LT release clutch harness. 9 Connection failure of the T3/ T4TT release clutch harness Reconnect the T3/T4TT release clutch harness. 10 T2/T3/T4LT release clutch failure Replace the T2/T3/T4LT release clutch. 11 T3/T4TT release clutch failure Replace the T3/T4TT release clutch. 12 Registration front/rear sensor PCB failure Replace the registration front/rear sensor PCB. 13 T2/T3/T4TT jam sensor PCB failure Replace the T2/T3/T4TT jam sensor PCB ASSY. 14 TT control PCB failure Replace the TT control PCB ASSY. 15 T2/T3/T4LT control PCB failure Replace the T2/T3/T4LT control PCB ASSY. 16 high-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 17 Damaged gears in the paper feeding system Replace the main frame L ASSY. 18 Damaged gears in an LT paper feeding system Replace the LT. 19 Damaged gears in the TT paper feeding system Replace the TT. 20 Main PCB failure Replace the main PCB ASSY.

Code: 7701
Description:
Error code 7701 When printing from the paper tray 5, the T5TT paper feed sensor does not detect paper pass within the specified time while the T5TT paper empty sensor detects some paper set.
Remedy:
• Remove the jammed paper. • Add the paper properly using the paper tray 5 paper guide.
1 Foreign object in the front of the machine Remove the foreign object. 2 Malfunction of the TT control PCB Connect the TT and install the latest main firmware. 3 T5TT paper pick up roller holder attachment failure Reattach the T5TT paper pick up roller holder. 4 T5TT paper feed actuator attachment failure Reattach the T5TT paper feed actuator. 5 Connection failure of the T5TT pickup clutch harness Reconnect the T5TT pickup clutch harness. 6 Connection failure of the T5TT paper feed sensor harness Reconnect the T5TT paper feed sensor harness. 7 PF kit 5 failure Replace the PF kit 5. 8 T5TT pickup clutch failure Replace the T5TT pickup clutch. 9 T5TT paper feed sensor PCB failure Replace the T5TT paper feed sensor PCB ASSY. 10 T5TT paper empty sensor PCB failure Replace the T5TT paper empty sensor PCB ASSY. 11 TT control PCB failure Replace the TT control PCB ASSY. 12 TT low-voltage power supply PCB failure Replace the TT low-voltage power supply PCB ASSY. 13 Main PCB failure Replace the main PCB ASSY.

Code: 7702
Description:
When printing from the paper tray 5, the registration front sensor or the T2/T3/T4/T5TT jam sensor does not detect paper pass within the specified time after the T5TT paper feed sensor detected paper pass.
Remedy:
• Remove the jammed paper. • Add the paper properly using the paper tray 5 paper guide. • Install the latest main firmware.
1 Foreign object in the front of the machine Remove the foreign object. 2 Registration front actuator attachment failure Reattach the registration front actuator. 3 T2/T3/T4/T5TT jam sensor attachment failure Reattach the T2/T3/T4/T5TT jam sensor. 4 Connection failure of the registration front/rear sensor harness Reconnect the registration front/rear sensor harness. 5 Connection failure of the T2/T3/ T4/T5TT jam sensor harness Reconnect the T2/T3/T4/T5TT jam sensor harness. 6 Connection failure of the TT control PCB harness Reconnect the TT control PCB harness. 7 Connection failure of the T3/T4/ T5TT release clutch harness Reconnect the T3/T4/T5TT release clutch harness. 8 T3/T4/T5TT release clutch failure Replace the T3/T4/T5TT release clutch. 9 Registration front/rear sensor PCB failure Replace the registration front/rear sensor PCB ASSY. 10 T2/T3/T4/T5TT jam sensor PCB failure Replace the T2/T3/T4/T5TT jam sensor PCB ASSY. 11 TT control PCB failure Replace the TT control PCB ASSY. 12 high-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 13 Damaged gears in the TT paper feeding system Replace the TT. 14 Main PCB failure Replace the main PCB ASSY.

Code: 7800
Description:
The registration front sensor does not detect paper pass within the specified time after the first side was printed in duplex printing mode.
Remedy:
• Remove the jammed paper. • Close the back cover correctly. • Attach the duplex tray correctly.
1 Foreign object in the rear of the machine or duplex tray Remove the foreign object. 2 Connection failure of the eject motor harness Reconnect the eject motor harness. 3 Duplex tray failure Replace the duplex tray. 4 Eject motor failure Replace the eject motor. 5 Damaged gears in the paper feeding system Replace the main frame L ASSY. 6 Paper eject roller failure Replace the paper eject roller. 7 Main PCB failure Replace the main PCB ASSY.

Code: 8501
Description:
When printing from paper tray 1 to 5, the T1 paper feed sensor detected open paper tray 1 (before registering printing data to engine).
Remedy:
• Close the appropriate paper tray correctly. 1 Malfunction of an LT control PCB or TT control PCB Install the latest main firmware. 2 An LT/TT paper feed actuator coming off or caught in some sections of the machine Reattach the appropriate LT/TT paper feed actuator. 3 An LT/TT paper feed sensor failure Replace the appropriate LT/TT paper feed sensor PCB ASSY. 4 High-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 5 An LT control PCB failure Replace the appropriate LT control PCB ASSY. 6 TT relay PCB failure Replace a TT relay PCB ASSY. 7 TT control PCB failure Replace the TT control PCB ASSY. 8 Main PCB failure Replace the main PCB ASSY.

Code: 8502
Description:
When printing from paper tray 2 to 5, the T2(LT or TT) paper feed sensor detected open paper tray 2 (before registering printing data to engine).
Remedy:
• Close the appropriate paper tray correctly. 1 Malfunction of an LT control PCB or TT control PCB Install the latest main firmware. 2 An LT/TT paper feed actuator coming off or caught in some sections of the machine Reattach the appropriate LT/TT paper feed actuator. 3 An LT/TT paper feed sensor failure Replace the appropriate LT/TT paper feed sensor PCB ASSY. 4 High-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 5 An LT control PCB failure Replace the appropriate LT control PCB ASSY. 6 TT relay PCB failure Replace a TT relay PCB ASSY. 7 TT control PCB failure Replace the TT control PCB ASSY. 8 Main PCB failure Replace the main PCB ASSY.

Code: 8503
Description:
When printing from paper tray 3 to 5, the T3(LT or TT) paper feed sensor detected open paper tray 3 (before registering printing data to engine).
Remedy:
• Close the appropriate paper tray correctly. 1 Malfunction of an LT control PCB or TT control PCB Install the latest main firmware. 2 An LT/TT paper feed actuator coming off or caught in some sections of the machine Reattach the appropriate LT/TT paper feed actuator. 3 An LT/TT paper feed sensor failure Replace the appropriate LT/TT paper feed sensor PCB ASSY. 4 High-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 5 An LT control PCB failure Replace the appropriate LT control PCB ASSY. 6 TT relay PCB failure Replace a TT relay PCB ASSY. 7 TT control PCB failure Replace the TT control PCB ASSY. 8 Main PCB failure Replace the main PCB ASSY.

Code: 8504
Description:
When printing from paper tray 4 to 5, the T4(LT or TT) paper feed sensor detected open paper tray 4 (before registering printing data to engine).
Remedy:
• Close the appropriate paper tray correctly. 1 Malfunction of an LT control PCB or TT control PCB Install the latest main firmware. 2 An LT/TT paper feed actuator coming off or caught in some sections of the machine Reattach the appropriate LT/TT paper feed actuator. 3 An LT/TT paper feed sensor failure Replace the appropriate LT/TT paper feed sensor PCB ASSY. 4 High-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 5 An LT control PCB failure Replace the appropriate LT control PCB ASSY. 6 TT relay PCB failure Replace a TT relay PCB ASSY. 7 TT control PCB failure Replace the TT control PCB ASSY. 8 Main PCB failure Replace the main PCB ASSY.

Code: 8505
Description:
When printing from paper tray 1 to 5, the T1 paper feed sensor detected open paper tray 1 (after registering printing data to engine).
Remedy:
• Close the appropriate paper tray correctly. 1 Malfunction of an LT control PCB or TT control PCB Install the latest main firmware. 2 An LT/TT paper feed sensor failure Replace the appropriate LT/TT paper feed sensor PCB ASSY. 3 An LT control PCB failure Replace the appropriate LT control PCB ASSY. 4 TT relay PCB failure Replace a TT relay PCB ASSY. 5 TT control PCB failure Replace the TT control PCB ASSY. 6 Main PCB failure Replace the main PCB ASSY.

Code: 8506
Description:
When printing from paper tray 2 to 5, the T2(LT or TT) paper feed sensor detected open paper tray 2 (after registering printing data to engine).
Remedy:
• Close the appropriate paper tray correctly. 1 Malfunction of an LT control PCB or TT control PCB Install the latest main firmware. 2 An LT/TT paper feed sensor failure Replace the appropriate LT/TT paper feed sensor PCB ASSY. 3 An LT control PCB failure Replace the appropriate LT control PCB ASSY. 4 TT relay PCB failure Replace a TT relay PCB ASSY. 5 TT control PCB failure Replace the TT control PCB ASSY. 6 Main PCB failure Replace the main PCB ASSY.

Code: 8507
Description:
When printing from paper tray 3 to 5, the T3(LT or TT) paper feed sensor detected open paper tray 3 (after registering printing data to engine).
Remedy:
• Close the appropriate paper tray correctly. 1 Malfunction of an LT control PCB or TT control PCB Install the latest main firmware. 2 An LT/TT paper feed sensor failure Replace the appropriate LT/TT paper feed sensor PCB ASSY. 3 An LT control PCB failure Replace the appropriate LT control PCB ASSY. 4 TT relay PCB failure Replace a TT relay PCB ASSY. 5 TT control PCB failure Replace the TT control PCB ASSY. 6 Main PCB failure Replace the main PCB ASSY.

Code: 8508
Description:
When printing from paper tray 4 to 5, the T4(LT or TT) paper feed sensor detected open paper tray 4 (after registering printing data to engine).
Remedy:
• Close the appropriate paper tray correctly. 1 Malfunction of an LT control PCB or TT control PCB Install the latest main firmware. 2 An LT/TT paper feed sensor failure Replace the appropriate LT/TT paper feed sensor PCB ASSY. 3 An LT control PCB failure Replace the appropriate LT control PCB ASSY. 4 TT relay PCB failure Replace a TT relay PCB ASSY. 5 TT control PCB failure Replace the TT control PCB ASSY. 6 Main PCB failure Replace the main PCB ASSY.

Code: 8702
Description:
Machine stack sensor detected the ejected paper full state at the start of printing.
Remedy:
• Remove the paper from the machine output tray. 1 Machine stack actuator coming off or caught in some sections of the machine Reattach the machine stack actuator. 2 Machine stack sensor failure Replace the machine stack sensor. 3 Main PCB failure Replace the main PCB ASSY.

Code: 8903
Description:
The back cover/duplex tray sensor detected that the cover was open when duplex printing is started. (Before registering printing data to engine)
Remedy:
• Close the back cover correctly. • Attach the duplex tray correctly.
1 Back cover/duplex tray sensor attachment failure Reattach the back cover/duplex tray sensor. 2 Connection failure of the back cover/duplex tray sensor harness Reconnect the back cover/duplex tray sensor harness. 3 Damaged back cover Replace the back cover. 4 Damaged duplex tray Replace the duplex tray. 5 Main PCB failure Replace the main PCB ASSY.

Code: 8904
Description:
The back cover/duplex tray sensor detected that the cover was open during duplex printing. (After registering printing data to engine)
Remedy:
• Close the back cover correctly. • Attach the duplex tray correctly.
1 Back cover/duplex tray sensor attachment failure Reattach the back cover/duplex tray sensor. 2 Connection failure of the back cover/duplex tray sensor harness Reconnect the back cover/duplex tray sensor harness. 3 Damaged back cover Replace the back cover. 4 Damaged duplex tray Replace the duplex tray. 5 Main PCB failure Replace the main PCB ASSY.

Code: 8A01
Description:
The registration rear sensor detected that the paper fed was smaller or larger than the specified size in duplex printing mode.
Remedy:
• Use specified paper. 1 Registration rear actuator caught in some sections of the machine Reattach the registration rear actuator. 2 Registration rear sensor failure Replace the registration front/rear sensor PCB ASSY. 3 high-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 4 Main PCB failure Replace the main PCB ASSY.

Code: 8B01
Description:
Detected that the TT was not turned ON.
Remedy:
• Turn ON the TT. • Reconnect the AC cord of the TT.
1 Malfunction of the TT control PCB Install the latest main firmware. 2 Connection failure of the TT lowvoltage power supply PCB harness Reconnect the TT low-voltage power supply PCB harness. 3 TT AC cord breakage Replace the AC cord. 4 TT low-voltage power supply PCB failure Replace the TT low-voltage power supply PCB ASSY. 5 TT control PCB failure Replace the TT control PCB ASSY. 6 Main PCB failure Replace the main PCB ASSY.

Code: 8E02
Description:
Detected that the size of the paper set to paper tray was over 10 mm shorter than letter size when receiving fax or printing a list/report.
Remedy:
• Set A4 or Letter-size paper. 1 Registration rear actuator caught in some sections of the machine Reattach the registration rear actuator. 2 Registration rear sensor failure Replace the registration front/rear sensor PCB ASSY. 3 Main PCB failure Replace the main PCB ASSY.

Code: 9001
Description:
When printing from the MP tray, the size of paper set in the MP tray does not match the size specified by the driver.
Remedy:
• Change the driver setting to be matched with the size of the paper set in the paper tray.
1 Registration rear actuator caught in some sections of the machine Reattach the registration rear actuator. 2 Registration rear sensor failure Replace the registration front/rear sensor PCB ASSY. 3 Main PCB failure Replace the main PCB ASSY.

Code: 9002
Description:
When printing from the paper tray 1, the size of paper set in the paper tray 1 does not match the size specified by the driver.
Remedy:
• Change the driver setting to be matched with the size of the paper set in the paper tray.
1 Registration rear actuator caught in some sections of the machine Reattach the registration rear actuator. 2 Registration rear sensor failure Replace the registration front/rear sensor PCB ASSY. 3 Main PCB failure Replace the main PCB ASSY.

Code: 9003
Description:
When printing from the paper tray 2, the size of paper set in the paper tray 2 does not match the size specified by the driver.
Remedy:
• Change the driver setting to be matched with the size of the paper set in the paper tray.
1 Registration rear actuator caught in some sections of the machine Reattach the registration rear actuator. 2 Registration rear sensor failure Replace the registration front/rear sensor PCB ASSY. 3 Main PCB failure Replace the main PCB ASSY.

Code: 9004
Description:
When printing from the paper tray 3, the size of paper set in the paper tray 3 does not match the size specified by the driver.
Remedy:
• Change the driver setting to be matched with the size of the paper set in the paper tray.
1 Registration rear actuator caught in some sections of the machine Reattach the registration rear actuator. 2 Registration rear sensor failure Replace the registration front/rear sensor PCB ASSY. 3 Main PCB failure Replace the main PCB ASSY.

Code: 9005
Description:
When printing from the paper tray 4, the size of paper set in the paper tray 4 does not match the size specified by the driver.
Remedy:
• Change the driver setting to be matched with the size of the paper set in the paper tray.
1 Registration rear actuator caught in some sections of the machine Reattach the registration rear actuator. 2 Registration rear sensor failure Replace the registration front/rear sensor PCB ASSY. 3 Main PCB failure Replace the main PCB ASSY.

Code: 9006
Description:
When printing from the paper tray 5, the size of paper set in the paper tray 5 does not match the size specified by the driver.
Remedy:
• Change the driver setting to be matched with the size of the paper set in the paper tray.
1 Registration rear actuator caught in some sections of the machine Reattach the registration rear actuator. 2 Registration rear sensor failure Replace the registration front/rear sensor PCB ASSY. 3 Main PCB failure Replace the main PCB ASSY.

Code: 9201
Description:
When printing from the MP tray, paper type setting in the machine does not match the setting in the driver.
Remedy:
• Use the same paper type setting for the machine and driver.
1 Malfunction of the main PCB Install the latest main firmware. 2 Main PCB failure Replace the main PCB ASSY.

Code: 9202
Description:
When printing from the paper tray 1, paper type setting in the machine does not match the setting in the driver.
Remedy:
• Use the same paper type setting for the machine and driver.
1 Malfunction of the main PCB Install the latest main firmware. 2 Main PCB failure Replace the main PCB ASSY.

Code: 9203
Description:
When printing from the paper tray 2, paper type setting in the machine does not match the setting in the driver.
Remedy:
• Use the same paper type setting for the machine and driver.
1 Malfunction of the main PCB Install the latest main firmware. 2 Main PCB failure Replace the main PCB ASSY.

Code: 9204
Description:
When printing from the paper tray 3, paper type setting in the machine does not match the setting in the driver.
Remedy:
• Use the same paper type setting for the machine and driver.
1 Malfunction of the main PCB Install the latest main firmware. 2 Main PCB failure Replace the main PCB ASSY.

Code: 9205
Description:
When printing from the paper tray 4, paper type setting in the machine does not match the setting in the driver.
Remedy:
• Use the same paper type setting for the machine and driver.
1 Malfunction of the main PCB Install the latest main firmware. 2 Main PCB failure Replace the main PCB ASSY.

Code: 9206
Description:
When printing from the paper tray 5, paper type setting in the machine does not match the setting in the driver.
Remedy:
• Use the same paper type setting for the machine and driver.
1 Malfunction of the main PCB Install the latest main firmware. 2 Main PCB failure Replace the main PCB ASSY.

Code: 9301
Description:
When printing from the MP tray, the MP paper empty sensor detected that there was no paper set in the MP tray.
Remedy:
• Set paper in the appropriate paper tray.
1 Malfunction of an LT control PCB or TT control PCB Install the latest main firmware. 2 Connection failure of a LT/TT paper empty sensor harness Reconnect the appropriate LT/TT paper empty sensor harness. 3 An LT/TT paper empty actuator caught in some sections of the machine Reattach the appropriate LT/TT paper empty actuator. 4 An LT/TT paper empty sensor PCB failure Replace the appropriate LT/TT paper empty sensor PCB ASSY. 5 High-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 6 An LT control PCB failure Replace the appropriate LT control PCB ASSY. 7 TT relay PCB failure Replace a TT relay PCB ASSY. 8 TT control PCB failure Replace the TT control PCB ASSY. 9 Main PCB failure Replace the main PCB ASSY.

Code: 9302
Description:
When printing from paper tray 1, the T1 paper empty sensor or the T1 paper feed sensor detected that there was no paper set in paper tray 1.
Remedy:
• Set paper in the appropriate paper tray.
1 Malfunction of an LT control PCB or TT control PCB Install the latest main firmware. 2 Connection failure of a LT/TT paper empty sensor harness Reconnect the appropriate LT/TT paper empty sensor harness. 3 An LT/TT paper empty actuator caught in some sections of the machine Reattach the appropriate LT/TT paper empty actuator. 4 An LT/TT paper empty sensor PCB failure Replace the appropriate LT/TT paper empty sensor PCB ASSY. 5 High-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 6 An LT control PCB failure Replace the appropriate LT control PCB ASSY. 7 TT relay PCB failure Replace a TT relay PCB ASSY. 8 TT control PCB failure Replace the TT control PCB ASSY. 9 Main PCB failure Replace the main PCB ASSY.

Code: 9303
Description:
When printing from paper tray 2, the T2(LT or TT) paper empty sensor detected that there was no paper set in paper tray 2.
Remedy:
• Set paper in the appropriate paper tray.
1 Malfunction of an LT control PCB or TT control PCB Install the latest main firmware. 2 Connection failure of a LT/TT paper empty sensor harness Reconnect the appropriate LT/TT paper empty sensor harness. 3 An LT/TT paper empty actuator caught in some sections of the machine Reattach the appropriate LT/TT paper empty actuator. 4 An LT/TT paper empty sensor PCB failure Replace the appropriate LT/TT paper empty sensor PCB ASSY. 5 High-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 6 An LT control PCB failure Replace the appropriate LT control PCB ASSY. 7 TT relay PCB failure Replace a TT relay PCB ASSY. 8 TT control PCB failure Replace the TT control PCB ASSY. 9 Main PCB failure Replace the main PCB ASSY.

Code: 9304
Description:
When printing from paper tray 3, the T3(LT or TT) paper empty sensor detected that there was no paper set in paper tray 3.
Remedy:
• Set paper in the appropriate paper tray.
1 Malfunction of an LT control PCB or TT control PCB Install the latest main firmware. 2 Connection failure of a LT/TT paper empty sensor harness Reconnect the appropriate LT/TT paper empty sensor harness. 3 An LT/TT paper empty actuator caught in some sections of the machine Reattach the appropriate LT/TT paper empty actuator. 4 An LT/TT paper empty sensor PCB failure Replace the appropriate LT/TT paper empty sensor PCB ASSY. 5 High-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 6 An LT control PCB failure Replace the appropriate LT control PCB ASSY. 7 TT relay PCB failure Replace a TT relay PCB ASSY. 8 TT control PCB failure Replace the TT control PCB ASSY. 9 Main PCB failure Replace the main PCB ASSY.

Code: 9305
Description:
When printing from paper tray 4, the T4(LT or TT) paper empty sensor detected that there was no paper set in paper tray 4.
Remedy:
• Set paper in the appropriate paper tray.
1 Malfunction of an LT control PCB or TT control PCB Install the latest main firmware. 2 Connection failure of a LT/TT paper empty sensor harness Reconnect the appropriate LT/TT paper empty sensor harness. 3 An LT/TT paper empty actuator caught in some sections of the machine Reattach the appropriate LT/TT paper empty actuator. 4 An LT/TT paper empty sensor PCB failure Replace the appropriate LT/TT paper empty sensor PCB ASSY. 5 High-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 6 An LT control PCB failure Replace the appropriate LT control PCB ASSY. 7 TT relay PCB failure Replace a TT relay PCB ASSY. 8 TT control PCB failure Replace the TT control PCB ASSY. 9 Main PCB failure Replace the main PCB ASSY.

Code: 9306
Description:
When printing from paper tray 5, the T5TT paper empty sensor detected that there was no paper set in paper tray 5.
Remedy:
• Set paper in the appropriate paper tray.
1 Malfunction of an LT control PCB or TT control PCB Install the latest main firmware. 2 Connection failure of a LT/TT paper empty sensor harness Reconnect the appropriate LT/TT paper empty sensor harness. 3 An LT/TT paper empty actuator caught in some sections of the machine Reattach the appropriate LT/TT paper empty actuator. 4 An LT/TT paper empty sensor PCB failure Replace the appropriate LT/TT paper empty sensor PCB ASSY. 5 High-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 6 An LT control PCB failure Replace the appropriate LT control PCB ASSY. 7 TT relay PCB failure Replace a TT relay PCB ASSY. 8 TT control PCB failure Replace the TT control PCB ASSY. 9 Main PCB failure Replace the main PCB ASSY.

Code: 9309
Description:
Detected that there was no paper set in all trays when TrayAuto was selected for printing.
Remedy:
• Set paper in the paper tray.
1 Malfunction of an LT control PCB or TT control PCB Install the latest main firmware. 2 Connection failure of an LT/TT paper empty sensor harness Reconnect the appropriate LT/TT paper empty sensor harness. 3 Connection failure of the T1 paper feed sensor harness Reconnect the T1 paper feed sensor harness. (Models with 250-sheet only) 4 An LT/TT paper empty actuator caught in some sections of the machine Reattach the appropriate LT/TT paper empty actuator. 5 T1 paper feed actuator caught in some sections of the machine Reattach the T1 paper feed actuator. (Models with 250-sheet only) 6 Abrasion of a PF kit Replace the appropriate PF kit. 7 An LT/TT paper empty sensor PCB failure Replace the appropriate LT/TT paper empty sensor PCB ASSY. 8 T1 paper feed sensor PCB failure Replace the T1 paper feed sensor PCB ASSY. (Models with 250-sheet only) 9 T1, T2, or T3(LT or TT) pickup clutch failure Replace the T1, T2, or T3(LT or TT) pickup clutch. 10 Paper feed motor failure Replace the paper feed motor. (Models with 250-sheet only) 11 High-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 12 An LT control PCB failure Replace the appropriate LT control PCB ASSY. 13 TT relay PCB failure Replace a TT relay PCB ASSY. 14 TT control PCB failure Replace the TT control PCB ASSY. 15 Damaged gears in the paper feeding system Replace the main frame L ASSY. (Models with 250-sheet only) 16 Main PCB failure Replace the main PCB ASSY.

Code: 930A
Description:
Paper ran out during Fax / List continuous printing. ƒÞ Error code 9400 Firmware version of the main PCB is older than that of the TT and LT. <User Check> ¡E Set paper in the appropriate paper tray. ¡E Install the latest main firmware.
Remedy:
1 A paper empty actuator caught in some sections of the machine *1 Reattach the appropriate paper empty actuator. *1 2 A paper feed actuator caught in some sections of the machine *2 Reattach the appropriate paper feed actuator. *2 3 Connection failure of a paper feed sensor harness *2 Reconnect the appropriate paper feed sensor harness. *2 4 Connection failure of the HVPS flat cable *2 Reconnect the HVPS flat cable. *2 5 Connection failure of the LT control PCB harness *2 Reconnect the LT control PCB harness. *2 6 A paper empty sensor PCB failure *1 Replace the appropriate paper empty sensor PCB ASSY. *1 7 A paper feed sensor PCB failure *2 Replace the appropriate paper feed sensor PCB ASSY. *2 8 LT control PCB failure Replace the LT control PCB. 9 High-voltage power supply PCB failure *2 Replace the high-voltage power supply PCB. *2 10 A TT relay PCB failure *1 Replace the TT relay PCB. *1 11 TT control PCB failure *1 Replace the TT control PCB. *1 12 Low-voltage power supply PCB failure *2 Replace the Low-voltage power supply PCB ASSY. *2 13 Main PCB failure Replace the main PCB ASSY. Note: Only for when each tray above is set for A4 / Letter / Legal / Folio. *1 Models with 520-sheet only *2 Models with 250-sheet only.

Code: 9400
Description:
Firmware version of the main PCB is older than that of the TT and LT.
Remedy:
• Install the latest main firmware.
1 Main firmware version and firmware version of the TT and LT do not match Install the latest main firmware.

Code: 9701
Description:
A tray set to duplex printing-incompatible size was specified in duplex printing.
Remedy:
• Select the specified paper size in the driver and set paper with the same size to the specified paper tray.
1 Main PCB failure Replace the main PCB ASSY.

Code: 9702
Description:
When printing from paper tray 1, a paper size not supported for paper tray 1 was specified from the driver.
Remedy:
• Select the specified paper size in the driver and set paper with the same size to the specified paper tray.
1 Main PCB failure Replace the main PCB ASSY.

Code: 9703
Description:
When printing from paper tray 2, a paper size not supported for paper tray 2 was specified from the driver.
Remedy:
• Select the specified paper size in the driver and set paper with the same size to the specified paper tray.
1 Main PCB failure Replace the main PCB ASSY.

Code: 9704
Description:
When printing from paper tray 3, a paper size not supported for paper tray 3 was specified from the driver.
Remedy:
• Select the specified paper size in the driver and set paper with the same size to the specified paper tray.
1 Main PCB failure Replace the main PCB ASSY.

Code: 9705
Description:
When printing from paper tray 4, a paper size not supported for paper tray 4 was specified from the driver.
Remedy:
• Select the specified paper size in the driver and set paper with the same size to the specified paper tray.
1 Main PCB failure Replace the main PCB ASSY.

Code: 9706
Description:
When printing from paper tray 5, a paper size not supported for paper tray 5 was specified from the driver.
Remedy:
• Select the specified paper size in the driver and set paper with the same size to the specified paper tray.
1 Main PCB failure Replace the main PCB ASSY.

Code: 9B03
Description:
Only T2 tray is set for A4 / Letter / Legal / Folio but T2 is set as "Skip Tray".
Remedy:
• Check the paper or Skip Tray setting.
1 Main PCB failure Replace the main PCB ASSY.

Code: 9B04
Description:
Only T3 tray is set for A4 / Letter / Legal / Folio but T3 is set as "Skip Tray".
Remedy:
• Check the paper or Skip Tray setting.
1 Main PCB failure Replace the main PCB ASSY.

Code: 9B05
Description:
Only T4 tray is set for A4 / Letter / Legal / Folio but T4 is set as "Skip Tray".
Remedy:
• Check the paper or Skip Tray setting.
1 Main PCB failure Replace the main PCB ASSY.

Code: 9B06
Description:
Only T5 tray is set for A4 / Letter / Legal / Folio but T5 is set as "Skip Tray".
Remedy:
• Check the paper or Skip Tray setting.
1 Main PCB failure Replace the main PCB ASSY.

Code: A000
Description:
Image processing was not completed correctly because the number of pixels required for image processing is insufficient in the scanned second side data.
Remedy:
1 Incorrect correction data for second side CIS unit Execute "Set CIS scan area (function code: 55)". 2 Second side CIS unit failure Replace the second side CIS unit. 3 Main PCB failure Replace the main PCB ASSY.

Code: A200
Description:
The document scanning position sensor detected that the document length was 90 cm or more during the one-side scanning.
Remedy:
• Set the specified size paper. • Remove the jammed document.
1 Document scanning position actuator caught in some sections of the machine Reattach the document scanning position actuator. 2 Document scanning position sensor failure Replace the ADF unit. 3 Main PCB failure Replace the main PCB ASSY.

Code: A300
Description:
The document scanning position sensor has not detected the document passing even after the document has been fed for the specified time.
Remedy:
• Set A4 or Letter size paper. • Remove the jammed document.
1 Document scanning position actuator caught in some sections of the machine Reattach the document scanning position actuator. 2 Connection failure of the document scanning position sensor harness Reconnect the document scanning position sensor harness. 3 Document scanning position sensor failure Replace the ADF unit. 4 Main PCB failure Replace the main PCB ASSY.

Code: A400
Description:
The ADF cover sensor detected that the ADF cover was open.
Remedy:
• Close the ADF cover correctly.
1 A part to push the ADF cover sensor in the ADF cover is broken. Replace the ADF cover ASSY. 2 ADF cover sensor failure Replace the ADF unit. 3 Main PCB failure Replace the main PCB ASSY.

Code: A500
Description:
When scanning the fax, white or black correction data for the first side CIS unit was not within the correct range (first time).
Remedy:
1 Incorrect correction data for first side CIS unit Execute "Acquire white level data (function code: 55)". 2 Dirt on the white tape on the second side document hold Clean the white tape on the second side document hold. 3 First side CIS unit failure Replace the first side CIS unit. 4 White tape failure Replace the document scanner unit. 5 Main PCB failure Replace the main PCB ASSY.

Code: A600
Description:
When scanning the fax, white or black correction data for the first side CIS unit was not within the correct range (second time).
Remedy:
1 Incorrect correction data for first side CIS unit Execute "Acquire white level data (function code: 55)". 2 Dirt on the white tape on the second side document hold Clean the white tape on the second side document hold. 3 First side CIS unit failure Replace the first side CIS unit. 4 White tape failure Replace the document scanner unit. 5 Main PCB failure Replace the main PCB ASSY.

Code: A700
Description:
Color parameter in the ROM does not match the first side or second side CIS.
Remedy:
1 Incorrect correction data for first side or second side CIS unit Execute "Acquire white level data (function code: 55)". 2 Damaged first side CIS flat cable Replace the first side CIS flat cable. 3 Damaged second side CIS flat cable Replace the second side CIS flat cable. 4 First side CIS unit failure Replace the first side CIS unit. 5 Second side CIS unit failure Replace the second side CIS unit. 6 Main PCB failure Replace the main PCB ASSY.

Code: A900
Description:
A scanning error occurred while processing the scanned image.
Remedy:
1 Incorrect correction data for first side or second side CIS unit Execute "Acquire white level data (function code: 55)". 2 Damaged first side CIS flat cable Replace the first side CIS flat cable. 3 Damaged second side CIS flat cable Replace the second side CIS flat cable. 4 First side CIS unit failure Replace the first side CIS unit. 5 Second side CIS unit failure Replace the second side CIS unit. 6 Main PCB failure Replace the main PCB ASSY.

Code: AC00
Description:
When scanning the fax, white or black correction data for the second side CIS was not within the correct range (first time).
Remedy:
1 Incorrect correction data for second side CIS unit Execute "Acquire white level data (function code: 55)". 2 Dirt on the white tape on the second side document hold Clean the white tape on the second side document hold. 3 Second side CIS unit failure Replace the second side CIS unit. 4 Main PCB failure Replace the main PCB ASSY.

Code: AD00
Description:
Image processing cannot be completed correctly because the number of pixels required for image processing is insufficient in the scanned first side data.
Remedy:
1 Incorrect correction data for first side CIS unit Execute "Acquire white level data (function code: 55)". 2 First side CIS unit failure Replace the first side CIS unit. 3 White tape failure Replace the document scanner unit. 4 Main PCB failure Replace the main PCB ASSY.

Code: AE00
Description:
Unit home position could not be detected after the power switch was turned ON.
Remedy:
1 Incorrect correction data for first side CIS unit Execute "Acquire white level data (function code: 55)". 2 First side CIS unit drive belt coming off Reattach the first side CIS unit drive belt. 3 First side CIS unit failure Replace the first side CIS unit. 4 FB motor failure Replace the document scanner unit. 5 Main PCB failure Replace the main PCB ASSY.

Code: AF00
Description:
Home position is still being detected even after the first side CIS unit was moved.
Remedy:
1 Dust on the CIS guide shaft Remove the dust on the CIS guide shaft. 2 CIS drive belt coming off Reattach the CIS drive belt. 3 CIS carriage coming off Reattach the CIS carriage. 4 Connection failure of the FB motor harness Reconnect the FB motor harness. 5 First side CIS unit failure Replace the first side CIS unit. 6 FB motor failure Replace the document scanner unit. 7 Main PCB failure Replace the main PCB ASSY.

Code: B000
Description:
Detected that the first side CIS flat cable or second side CIS flat cable was not inserted correctly when function code 55 was executed.
Remedy:
1 Connection failure of the first side CIS flat cable Reconnect the first side CIS flat cable. 2 Connection failure of the second side CIS flat cable Reconnect the second side CIS flat cable. 3 First side CIS unit failure Replace the first side CIS unit. 4 Second side CIS unit failure Replace the second side CIS unit. 5 Main PCB failure Replace the main PCB ASSY.

Code: BB00
Description:
A white level not within the standard was scanned when function code 55 was executed.
Remedy:
1 Dirt on the second side document hold Clean the second side document hold. 2 Dirt on the white tape Clean the white tape. 3 First side CIS unit failure Replace the first side CIS unit. 4 Second side CIS unit failure Replace the second side CIS unit. 5 Second side document hold failure Replace the ADF unit. 6 White tape failure Replace the document scanner unit. 7 Main PCB failure Replace the main PCB ASSY.

Code: BC00
Description:
When scanning the fax, white or black correction data for the second side CIS was not within the correct range (second time).
Remedy:
1 Incorrect correction data for second side CIS unit Execute "Acquire white level data (function code: 55)". 2 Dirt on the white tape on the second side document hold Clean the white tape on the second side document hold. 3 Second side CIS unit failure Replace the second side CIS unit. 4 Main PCB failure Replace the main PCB ASSY.

Code: BD00
Description:
A black level not within the standard was scanned when function code 55 was executed.
Remedy:
1 Dirt on the second side document hold Clean the second side document hold. 2 Dirt on the white tape Clean the white tape. 3 First side CIS unit failure Replace the first side CIS unit. 4 Second side CIS unit failure Replace the second side CIS unit. 5 Second side document hold failure Replace the ADF unit. 6 White tape failure Replace the document scanner unit. 7 Main PCB failure Replace the main PCB ASSY.

Code: BF00
Description:
The document scanning position sensor detected that the document length was 400 mm or longer and could not be fed to ADF (double-side restoration).
Remedy:
• Set the specified size paper.
1 Document scanning position actuator caught in some sections of the machine Reattach the document scanning position actuator. 2 Document scanning position sensor failure Replace the ADF unit. 3 Main PCB failure Replace the main PCB ASSY.

Code: C001
Description:
Access request to the server timed out because the server address was wrong, network was not connected, or server was not working.
Remedy:
• Refer to the online User’s Guide to set the network again. • Check the LAN cable routing. • Check the wireless LAN settings.
1 Connection failure of the wireless LAN PCB connector Reconnect the wireless LAN PCB connector. 2 Wireless LAN PCB failure Replace the wireless LAN PCB ASSY. 3 Main PCB failure Replace the main PCB ASSY.

Code: C002
Description:
User authentication error due to wrong user name, wrong password, or date and time was not synchronized between the machine and server.
Remedy:
• Refer to the online User’s Guide to set the network again. • Check the LAN cable routing. • Check the wireless LAN settings.
1 Connection failure of the wireless LAN PCB connector Reconnect the wireless LAN PCB connector. 2 Wireless LAN PCB failure Replace the wireless LAN PCB ASSY. 3 Main PCB failure Replace the main PCB ASSY.

Code: C003
Description:
Cannot access to the file because the directory name is wrong, writing into directory is not permitted, or writing into file is locked or not permitted.
Remedy:
• Refer to the online User’s Guide to set the network again. • Check the LAN cable routing. • Check the wireless LAN settings.
1 Connection failure of the wireless LAN PCB connector Reconnect the wireless LAN PCB connector. 2 Wireless LAN PCB failure Replace the wireless LAN PCB ASSY. 3 Main PCB failure Replace the main PCB ASSY.

Code: C004
Description:
Cannot acquire current time which is required for user authentication because the time has not been acquired.
Remedy:
• Refer to the online User’s Guide to set the network again. • Check the LAN cable routing. • Check the wireless LAN settings.
1 Connection failure of the wireless LAN PCB connector Reconnect the wireless LAN PCB connector. 2 Wireless LAN PCB failure Replace the wireless LAN PCB ASSY. 3 Main PCB failure Replace the main PCB ASSY.

Code: C100
Description:
Failed to save data to a USB flash memory.
Remedy:
• Change the USB flash memory. • Check if there is sufficient memory in the USB flash memory.
1 Main PCB failure Replace the main PCB ASSY.

Code: C700
Description:
There is insufficient memory to expand PC print data.
Remedy:
• Print the print data stored in the memory. • Divide the print data and print them separately.
1 Main PCB failure Replace the main PCB ASSY.

Code: C800
Description:
The memory size allotted for Secure Print was exceeded when saving Secure Print data.
Remedy:
• Print the print data stored in the memory. • Divide the print data and print them separately.
1 Main PCB failure Replace the main PCB ASSY.

Code: D100
Description:
An error occurred while initializing the modem.
Remedy:
1 Connection failure of the modem flat cable Reconnect the modem flat cable. 2 Modem PCB failure Replace the modem PCB ASSY. 3 Main PCB failure Replace the main PCB ASSY.

Code: D200
Description:
Detected that the modem PCB is not connected.
Remedy:
1 Modem PCB failure Replace the modem PCB ASSY. 2 Main PCB failure Replace the main PCB ASSY.

Code: D800
Description:
An error occurred while initializing the touch panel.
Remedy:
1 Panel firmware version and main firmware version do not match Install the latest main firmware. 2 Connection failure of the panel flat cable Reconnect the panel flat cable. 3 LCD relay PCB failure Replace the LCD panel ASSY. 4 Main PCB failure Replace the main PCB ASSY.

Code: E000
Description:
An error occurred in the ROM check sum.
Remedy:
1 Malfunction of the main firmware Install the latest main firmware. 2 Main PCB failure Replace the main PCB ASSY.

Code: E100
Description:
Program error
Remedy:
1 Malfunction of the main firmware Install the latest main firmware. 2 Main PCB failure Replace the main PCB ASSY.

Code: E500
Description:
An error occurred during access to the DRAM in the main PCB ASSY.
Remedy:
1 Malfunction of the main firmware Install the latest main firmware. 2 Main PCB failure Replace the main PCB ASSY.

Code: E600
Description:
Write error in the EEPROM of the main PCB ASSY
Remedy:
1 Malfunction of the main firmware Install the latest main firmware. 2 Main PCB failure Replace the main PCB ASSY.

Code: E701
Description:
System error in the flash ROM
Remedy:
1 Malfunction of the main firmware Install the latest main firmware. 2 Main PCB failure Replace the main PCB ASSY.

Code: E702
Description:
Read error in the flash ROM
Remedy:
1 Malfunction of the main firmware Install the latest main firmware. 2 Main PCB failure Replace the main PCB ASSY.

Code: E900
Description:
An error occurred while initializing the NFC.
Remedy:
1 Connection failure of the panel flat cable Reconnect the panel flat cable. 2 Connection failure of the NFC flat cable Reconnect the NFC flat cable. 3 Panel PCB failure Replace the panel PCB ASSY. 4 NFC PCB failure Replace the NFC PCB ASSY. 5 Main PCB failure Replace the main PCB ASSY.

Code: EC00
Description:
A USB device not within the specification is connected to the USB terminal, resulting in over current.
Remedy:
• Disconnect the USB device from the USB flash memory port and turn the machine OFF. Turn the machine ON again after a while. • Replace the USB device with a different one.
1 USB host PCB failure Replace the USB host PCB ASSY. 2 Main PCB failure Replace the main PCB ASSY.

Code: ED00
Description:
Failed to authenticate the firmware for the self test.
Remedy:
• Turn the power switch OFF and then ON again.
1 Main PCB failure Replace the main PCB ASSY.

Code: EE00
Description:
Failed to authenticate the NVRAM for the self test.
Remedy:
• Turn the power switch OFF and then ON again.
1 Main PCB failure Replace the main PCB ASSY.

Code: F900
Description:
The spec code was not entered correctly.
Remedy:
1 The power was turned OFF while function code 74 was running. Reenter the spec code. 2 Main PCB failure Replace the main PCB ASSY.

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