5 Eject sensor PCB failure Replace the eject sensor PCB ASSY. 4 Connection failure of the LVPS harness Reconnect the LVPS harness. 3 Connection failure of the eject sensor PCB flat cable Reconnect the eject sensor PCB flat cable. 2 Connection failure of the fuser unit heater harness Reconnect the fuser unit heater harness. 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. After several seconds, turn ON the power again and check that this error is reset. 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.8 Main PCB failure Replace the main PCB ASSY. 7 Low-voltage power supply PCB failure Replace the low-voltage power supply PCB ASSY. 6 Fuser unit failure Replace 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.Description: The center thermistor of the fuser unit has not reached the specified temperature within the specified time.Display: Print Unable 05 Turn the power off and then back on again.Description: Cannot detect the synchronized signal of the polygon motor for the laser unit (first time).Description: Cannot detect the synchronized signal of the polygon motor for the laser unit (second time).
Description: Cannot detect the lock signal of the polygon motor for the laser unit (first time).4 Main PCB failure Replace the main PCB ASSY. 3 Laser unit failure Replace the laser unit. 2 Laser unit flat cable failure Replace the laser unit flat cable. Remedy: 1 Connection failure of the laser unit flat cable Reconnect the laser unit flat cable.Description: Cannot detect the lock signal of the polygon motor for the laser unit (second time).Display: Print Unable 03 Turn the power off and then back on again.7 Damaged part in motor drive sub ASSY Replace the main frame L ASSY. 6 Low-voltage power supply PCB failure Replace the low-voltage power supply PCB ASSY. 5 Damaged fuser unit Replace the fuser unit. 4 Main motor failure Replace the main motor. 3 Damaged fuser gear Replace the fuser gear. 2 Connection failure of the LVPS harness Reconnect the LVPS harness. Remedy: 1 Connection failure of the main motor flat cable Reconnect the main motor flat cable.The speed of the main motor does not stabilize within the specified time. Description: Cannot detect the synchronized signal of the main motor.Display: Print Unable 02 Turn the power off and then back on again.
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