• Code: 066-0001-05
• Description: Pre-transfer Charging Wire Shutter open error
• Causes: The Pre-transfer Charging Wire HP Sensor detected the open status although the Pre-transfer Charging Wire Shutter was moved to the close position.
• Remedy: [Related parts] R1.00 - Harness connecting from the Multi-purpose Tray Pickup Driver PCB (UN97/J1357) to the Pretransfer Charging Wire Cleaning Motor and Pre-transfer Charging Wire HP Sensor (M2/J7148 and PS93/J8523) - Pre-transfer Charging Wire Cleaning Motor (M2) - Pre-transfer Charging Wire HP Sensor (PS93) - Multi-purpose Tray Pickup Driver PCB (UN97) - DC Controller PCB (UN2) [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] Before replacing the DC Controller PCB, back up the service mode data (approx. 2 min) and restore the backup data after the replacement so the data may be able to be protected. - Backup: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMBUP - Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMRES

• Code: 066-0002-05
• Description: Pre-transfer Charging Wire Shutter close error
• Causes: The Pre-transfer Charging Wire HP Sensor detected the close status although the Pre-transfer Charging Wire Shutter was moved to the open position.
• Remedy: [Related parts] R1.00 - Harness connecting from the Multi-purpose Tray Pickup Driver PCB (UN97/J1357) to the Pretransfer Charging Wire Cleaning Motor and Pre-transfer Charging Wire HP Sensor (M2/J7148 and PS93/J8523) - Pre-transfer Charging Wire Cleaning Motor (M2) - Pre-transfer Charging Wire HP Sensor (PS93) - Multi-purpose Tray Pickup Driver PCB (UN97) - DC Controller PCB (UN2) [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] Before replacing the DC Controller PCB, back up the service mode data (approx. 2 min) and restore the backup data after the replacement so the data may be able to be protected. - Backup: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMBUP - Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMRES

• Code: 066-0011-05
• Description: Pre-transfer Charging Wire Shutter HP error
• Causes: The home position was not detected although 10 sec had passed since the start of operation of the Pre-transfer Charging Wire Shutter.
• Remedy: [Related parts] R1.00 - Harness between the Multi-purpose Tray Pickup Driver PCB (UN97/J1357) and the Pre-transfer Charging Wire HP Sensor (PS93/J8523) - Pre-transfer Charging Wire HP Sensor (PS93) - Multi-purpose Tray Pickup Driver PCB (UN97) - DC Controller PCB (UN2) [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] Before replacing the DC Controller PCB, back up the service mode data (approx. 2 min) and restore the backup data after the replacement so the data may be able to be protected. - Backup: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMBUP - Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMRES 7. Error/Jam/Alarm

• Code: 066-0012-05
• Description: Pre-transfer Charging Wire Shutter HP error
• Causes: Change in home position was not detected although 10 sec had passed since the start of operation of the Pre-transfer Charging Wire Shutter.
• Remedy: [Related parts] R1.00 - Harness between the Multi-purpose Tray Pickup Driver PCB (UN97/J1357) and the Pre-transfer Charging Wire HP Sensor (PS93/J8523) - Pre-transfer Charging Wire HP Sensor (PS93) - Multi-purpose Tray Pickup Driver PCB (UN97) - DC Controller PCB (UN2) [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] Before replacing the DC Controller PCB, back up the service mode data (approx. 2 min) and restore the backup data after the replacement so the data may be able to be protected. - Backup: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMBUP - Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMRES

• Code: 066-0023-05
• Description: Pre-transfer Charging Wire Shutter HP error
• Causes: Home position error of the Pre-transfer Charging Wire Shutter was detected during rotation of the Bk Drum.
• Remedy: [Related parts] R1.00 - Harness connecting from the Multi-purpose Tray Pickup Driver PCB (UN97/J1357) to the Pretransfer Charging Wire Cleaning Motor and Pre-transfer Charging Wire HP Sensor (M2/J7148 and PS93/J8523) - Pre-transfer Charging Wire Cleaning Motor (M2) - Pre-transfer Charging Wire HP Sensor (PS93) - Multi-purpose Tray Pickup Driver PCB (UN97) - DC Controller PCB (UN2) [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] Before replacing the DC Controller PCB, back up the service mode data (approx. 2 min) and restore the backup data after the replacement so the data may be able to be protected. - Backup: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMBUP - Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMRES

• Code: 070-0001-05
• Description: ITB installation error
• Causes: During initial operation, it was detected that the Intermediate Transfer Belt was installed in the opposite direction.
• Remedy: [Related parts] R1.00 - Harness between the ITB Relay PCB (UN28/J2704) and the ITB HP Sensor (PS5/J7528) - Intermediate Transfer Belt - ITB HP Sensor (PS5) - ITB Relay PCB (UN28) [Remedy] Perform the following in the order while checking whether the error is cleared. 1. Check the installation direction of the Intermediate Transfer Belt. 2. Check/replace the related harness/cable, connector and parts.

• Code: 070-0002-05
• Description: ITB installation error
• Causes: During initial operation, the Intermediate Transfer Belt for different model was detected. (Execution of INIT-ITB ends in NG display.)
• Remedy: [Related parts] R1.00 - Harness between the ITB Relay PCB (UN28/J2704) and the ITB HP Sensor (PS5/J7528) - Intermediate Transfer Belt - ITB HP Sensor (PS5) - ITB Relay PCB (UN28) [Remedy] Perform the following in the order while checking whether the error is cleared. 1. Check that the correct Intermediate Transfer Belt is installed. 2. Check/replace the related harness/cable, connector and parts.

• Code: 073-0001-05
• Description: Interlock error
• Causes: Interlock was not detected although all the doors (Front Door, Multi Door and Left Lower Cover) subject to interlock were closed.
• Remedy: [Related parts] R1.00 - Harness between the DC Controller PCB (UN2/J1201) and the Front Door Switch (SW1/J8235) - Harness between the Drum Driver PCB (UN6/J1925) and the Multi-purpose Tray Unit Switch (SW3/J8056) - Harness between the Buffer Driver PCB (UN98/J2101) and the Front Cover Switch (SW4/J8078) - Harness between the Relay PCB (UN7/J1806) and the Delivery Door Switch (SW5/J8237) - Front Door Switch (SW1) - Multi-purpose Tray Unit Switch (SW3) - Front Cover Switch (SW4) - Delivery Door Switch (SW5) - Drum Driver PCB (UN6) - Buffer Driver PCB (UN98) - Relay PCB (UN7) - DC Controller PCB (UN2) [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] Before replacing the DC Controller PCB, back up the service mode data (approx. 2 min) and restore the backup data after the replacement so the data may be able to be protected. - Backup: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMBUP - Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMRES