• Code: 669
• Description: EEPROM Error
  An unexpected value exists in the initialization flag of the EEPROM.
• Causes: EEPROM not initialized. Defective EEPROM.
• Remedy: 1. Initialize the EEPROM. 2. Replace the EEPROM. 3. Replace the EGB.

• Code: 690
• Description: GAVD Communication Error
  The ID of the GAVD is not identified during initialization.
• Causes: Defective EGB
• Remedy: 1. Replace the EGB.

• Code: 819
• Description: Service Cycle Power
  Incorrect combination of EGB and controller board. An unexpected error occurs in the EEPROM on the controller board
• Causes: Controller board defective
• Remedy: 1. Install the correct EGB and controller boards for this machine. 2. Replace the controller board

• Code: 823
• Description: USB/ Network Device Error
  An interface error in the USB connection or NIB connection occurs.
• Causes: Controller board detective
• Remedy: 1. Replace the controller board.

• Code: 824
• Description: EEPROM Error
  An EEPROM check error at power-on occurs.
• Causes: Controller board detective
• Remedy: 1. Replace the controller board.

• Code: 827
• Description: On-Board Memory Check Error
  An on-board memory check error at power-on occurs.
• Causes: Controller board detective
• Remedy: 1. Replace the controller board.

• Code: 828
• Description: ROM Checksum Error
• Causes: A ROM checksum error at power-on occurs.
• Remedy: 1. Replace the controller board.