• Code: 1E
• Description: The drum unit reached its life and requires replacement.
• Causes:
• Remedy: • Replace the drum unit with a new one.

• Code: 1F
• Description: Two or more optional trays are installed
• Causes: Connector: 54702-1219 failure. Main PCB failure
• Remedy: • Install one optional tray. (Only one optional tray is supported.). Replace the connector: 54702-1219. Replace the main PCB ASSY.

• Code: 24
• Description: Internal temperature sensor failure
• Causes: Harness connection failure of internal temperature sensor. Internal temperature sensor failure. Main PCB failure.
• Remedy: Check the harness connection of the internal temperature sensor and reconnect it. Replace the internal temperature sensor. Replace the main PCB ASSY.

• Code: 35
• Description: EEPROM of main PCB failure
• Causes: Main PCB failure
• Remedy: Replace the main PCB ASSY.

• Code: 36
• Description: HVPS PCB during standby failure
• Causes: HVPS PCB unit failure. Main PCB failure
• Remedy: Replace the HVPS PCB unit. Replace the main PCB ASSY.

• Code: 3B
• Description: Main PCB RAM failure
• Causes: Main PCB failure
• Remedy: Replace the main PCB ASSY.

• Code: 3C
• Description: EEPROM writing error (Not applicable)
• Causes:
• Remedy:

• Code: 3D
• Description: EEPROM reading error (Not applicable)
• Causes:
• Remedy: