SC669

EEPROM Error

An unexpected value exists in the initialization flag of the EEPROM

  • EEPROM not initialized
  • Defective EEPROM
    1. Initialize the EEPROM.
    2. Replace the EEPROM.
    3. Replace the EGB.

SC690

GAVD Communication Error

The ID of the GAVD is not identified during initialization.

The chip ID of the GAVD cannot be detected by the machine at power-on.

  • Defective EGB
    1. Replace the EGB.