• Code: 9500
• Description: BRU communication error
• Causes: IPU PWB error
• Remedy: Contact the Service Administrative Division.

• Code: 9510
• Description: BRU PWB error
• Causes: IPU PWB error
• Remedy: Contact the Service Administrative Division.

• Code: 9520
• Description: BRU PWB data error
• Causes: IPU PWB error
• Remedy: Contact the Service Administrative Division.

• Code: 9530
• Description: Machine No.backup error C
• Causes: IPU PWB error
• Remedy: Contact the Service Administrative Division.

• Code: 9540
• Description: Machine No.backup error D
• Causes: IPU PWB error
• Remedy: Contact the Service Administrative Division.

• Code: 9550
• Description: Machine No.backup error E
• Causes: IPU PWB error
• Remedy: Contact the Service Administrative Division.

• Code: F000
• Description: Main PWB - operation panel PWB communication error
• Causes: Defective main PWB.
  Defective operation panel PWB.
• Remedy: Defective main PWB. Turn the main power switch off/on to restart the machine. If the error is not resolved, replace main PWB.
  Defective operation panel PWB. Replace the operation panel PWB and check for correct operation.

• Code: F010, F011, F012, F013
• Description: Main PWB checksum error
• Causes: Defective main PWB.
• Remedy: Turn the main power switch off/on to restart the machine. If the error is not resolved, replace main PWB.