Causes: The paper jam counter for the fusing unit reaches 3. The paper jam counter is cleared if the paper is fed correctly. This SC is activated only when this function is enabled with "Engine Maintenance" (default "OFF").
Remedy: • Defective fusing unit • Defective fusing control 1. Clear this SC to send a command after a jam removal. 2. Turn off this function after a jam removal. • Execute "Engine Maintenance Menu" to recover the machine after completing the recovery procedure. Otherwise, the machine continues to issue this SC code and cannot be operated.
Code: 669
Description: EEPROM Error
Causes: An unexpected value exists in the initialization flag of the EEPROM
Remedy: • EEPROM not initialized • Defective EEPROM
Code: 690
Description: GAVD Communication Error
Causes: 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.
Remedy: • Defective EGB 1. Replace the EGB. EE
Code: 819
Description: Service Cycle Power
Causes: • Incorrect combination of EGB and controller board. • An unexpected error occurs in the EEPROM on the controller board.
Remedy: • Controller board defective 1. Install the correct EGB and controller boards for this machine. 2. Replace the controller boardng fan
Code: 823
Description: USB/ Network Device Error
Causes: An interface error in the USB connection or NIB connection occurs.
Remedy: • Controller board detective 1. Replace the controller board.
Code: 824
Description: EEPROM Error
Causes: An EEPROM check error at power-on occurs.
Remedy: • Controller board detective 1. Replace the controller board.