Description: ASIC error or motor driver error occurred.
Remedy: 1 Main PCB failure Replace the main PCB.
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 flat cable. Reconnect the paper feed motor flat cable. 2 Connection failure of the low-voltage power supply harness Reconnect the low-voltage power supply harness. 3 Paper feed motor flat cable failure Replace the paper feed motor flat cable. 4 Damaged parts in paper feed drive unit Replace the paper feed drive unit. 5 Damaged parts in process drive unit Replace the process drive unit. 6 Damaged fuser unit Replace the fuser unit. 7 Low-voltage power supply PCB failure Replace the low-voltage power supply PCB. 8 Main PCB failure Replace the main PCB.
Code: 0202
Description: Cannot detect the synchronized signal of the process motor. The speed of the process motor does not stabilize within the specified time.
Remedy: 1 Connection failure of the process motor flat cable Reconnect the process motor flat cable. 2 Connection failure of the low-voltage power supply harness Reconnect the low-voltage power supply harness. 3 Process motor flat cable failure Replace the process motor flat cable. 4 Damaged parts in process drive unit Replace the process drive unit. 5 Low-voltage power supply PCB failure Replace the low-voltage power supply PCB. 6 Main PCB failure Replace the main PCB.
Code: 0501
Description: The center thermistor of the fuser unit has not reached the specified temperature within the specified time.
Remedy: <User Check> • Turn OFF the power switch. After several seconds, turn ON the power again and check that this error is reset. 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. 6 Fuser unit failure Replace the fuser unit. 7 Low-voltage power supply PCB failure Replace the low-voltage power supply PCB. 8 Main PCB failure Replace the main PCB.
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: <User Check> • Turn OFF the power switch. After several seconds, turn ON the power again and check that this error is reset. 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. 6 Fuser unit failure Replace the fuser unit. 7 Low-voltage power supply PCB failure Replace the low-voltage power supply PCB. 8 Main PCB failure Replace the main PCB.
Code: 0503
Description: The center thermistor of the fuser unit detected a temperature higher than the specified value.
Remedy: <User Check> • Turn OFF the power switch. After several seconds, turn ON the power again and check that this error is reset. 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. 6 Fuser unit failure Replace the fuser unit. 7 Low-voltage power supply PCB failure Replace the low-voltage power supply PCB. 8 Main PCB failure Replace the main PCB.