• Code: 65
• Display: TONER MOTOR LOCK ERROR
• Description: Orange light on An error has occurred at the toner motor.
• Remedy: 1) Check the harness connected between the Engine controller and the toner motor. (If the harness is out, insert it to the connector.) 2) In the Engine diagnostic mode, operate the toner motor to check if the motor is operating. (If it is no operating, replace the toner motor.) 3) Replace the Engine controller.

• Code: 66
• Display: TONER SUPPLY LACK
• Description: Orange light on The toner supplying error has occurred.
• Remedy: 1) Check the sealing tape whether it is removed from the toner cartridge and the drum cartridge. (If it is not removed, clean the inside of the set and remove the tape, and then mount it.) 2) Check the harness connected between the Engine controller and the toner motor. (If the harness is out, insert it to the connector.) 3) Check the harness connected between the Engine controller and the toner ID board. (IF the harness is out, insert it to the connector.) 4) Check the harness connected between the Engine controller and the DEVE board. (If the harness is out, insert it to the connector.) 5) In the Engine diagnostic mode, operate the toner motor to check if the motor is operating. (If it is not operating, replace the toner motor.) 6) Check the sensor of the toner empty board whether it is dirty and there are foreign objects. (If it is dirty or there is a foreign object, remove it.) 7) Replace the toner container. 8) Replace the drum cartridge.

• Code: 67
• Display: TOP BIN FULL
• Description: Orange light on The top bin is full of papers. Remove papers from the top bin.
• Remedy: 1) Check the harness connected between the Engine controller and the exit board. (If the harness is out, insert it to the connector.) 2) In the Engine diagnostic mode, operate the full_R sensor to check if the sensor is operating. (If it is not operating, replace the exit board.) 3) Check the damage or warping of the sensor actuator. (If it is damaged or warped, replace the top bin full sensor.) 4) Replace the Engine controller.

• Code: 68
• Display: TOP FAN MOTOR LOCK ERROR
• Description: Orange light on An error has occurred at the top fan.
• Remedy: 1) Check the harness connected between the Engine controller and the exit board. (If the harness is out, insert it to the connector.) 2) Check the harness connected between the exit board and the top fan. (If the harness is out, insert it to the connector.) 3) In the Engine diagnostic mode, operate the top fan to check the fan is operating. (If it is not operating, replace the top fan.) 4) Check the No. 1 pin of the exit board whether 24V is outputted and check the D5 whether it is normal. (If 24V is not outputted or the part is abnormal, replace the exit board.) 5) Replace the Engine controller.

• Code: 69
• Display: TRANSFER UNIT NOT INSTALLED
• Description: Orange light on The transfer unit is not installed.
• Remedy: 1) Check the harness connected between the Engine controller and the paper size board. (If the harness is out, insert it to the connector.) 2) In the Engine diagnostic mode, operate the MPF trans sensor to check if it is operating. (If it is not operating, replace the paper size board.) 3) Replace the MPF transfer.

• Code: 70
• Display: TRAY 1 PICKUP ARM ERROR
• Description: Orange light on An error has occurred at the tray 1 pickup arm.
• Remedy: 1) Check the harness connected between the Engine controller and the TA board. (If the harness is out, insert it to the connector.) 2) Check the harness connected between the TA board and the Pickup unit. (If the harness is out, insert it to the connector.) 3) Check the harness connected between the Pickup unit and the cassette paper sensing board. (If the harness is out, insert it to the connector.) 4) In the Engine diagnostic mode, operate the tray 1 SOL to check if the solenoid is operating. (If it is not operating, replace the Pickup solenoid.) 5) Check the hook of the Pickup unit whether it is operating. (If it is not operating normally, replace the Pickup unit.) 6) Replace the cassette paper sensing board. 7) Replace the TA board.

• Code: 71
• Display: TRAY 2 PICKUP ARM ERROR
• Description: Orange light on An error has occurred at the tray 2 pickup arm.
• Remedy: 1) Check the harness connected between the Engine controller and the TA board. (If the harness is out, insert it to the connector.) 2) Check the harness connected between the TA board and the Pickup unit. (If the harness is out, insert it to the connector.) 3) Check the harness connected between the Pickup unit and the cassette paper sensing board. (If the harness is out, insert it to the connector.) 4) In the Engine diagnostic mode, operate the tray 2 SOL to check if the solenoid is operating. (If it is not operating, replace the Pickup solenoid.) 5) Check the hook of the Pickup unit whether it is operating. (If it is not operating normally, replace the Pickup unit.) 6) Replace the cassette paper sensing board. 7) Replace the TA board.

• Code: 72
• Display: TRAY 3 PICKUP ARM ERROR
• Description: Orange light on An error has occurred at the tray 3 pickup arm.
• Remedy: 1) Check the connecting state of the SCF cable. (If the cable is out, insert it to the connector.) 2) Check the harness connected between the SCF controller and the Pickup unit. (If the harness is out, insert it to the connector.) 3) Check the harness connected between the Pickup unit and the cassette paper sensing board. (If the harness is out, insert it to the connector.) 4) In the Engine diagnostic mode, operate the tray 3 SOL to check if the solenoid is operating. (If it is not operating, replace the Pickup solenoid.) 5) Check the hook of the Pickup unit whether it is operating. (If it is not operating normally, replace the Pickup unit.) 6) Replace the cassette paper sensing board. 7) Replace the SCF controller.