• Code: 920
• Description: Printer Error 1
  An internal application error was detected and operation cannot continue.
• Causes: • Software defective • Insufficient memory

• Code: 925
• Description: Network File Error
• Causes:

• Code: 951
• Description: F-gate error at write request
  After the IPU receives an F-gate signal, it receives another F-gate signal.
• Causes: • Software defective • BICU defective

• Code: 953
• Description: Scanner setting error
  The IPU does not respond with the scanner setting signal required to start scanning processing.
• Causes: • Software defective

• Code: 954
• Description: Printer setting error
  The IPU does not respond with the settings that are required to start image processing by the printer.
• Causes: • Software defective

• Code: 955
• Description: Memory setting error
  The IPU does not respond with the settings that are required to start image processing using the memory.
• Causes: • Software defective

• Code: 964
• Description: Scanner Start Error
  During scanned image processing, another command to start scanning was received.
• Causes: • Software defective

• Code: 984
• Description: Print image data transfer error
  The image transfer from the controller to the engine via the PCI bus does not end within 15 s after starting.
• Causes: • Controller board defective • BICU defective • Connectors between BICU and controller loose or defective