Description: The hard disk fan (FM7) is faulty. The wiring is faulty (short circuit, open circuit). The DC controller PCB is faulty.
While the hard disk fan (FM7) is being driven, the clock signal (FM7CLK) does not arrive for 5 secs or more.
Code: E677-0001
Description: The various printer board (accessories) are faulty. The main controller PCB is faulty.
An error has occurred in the communication between the various printer boards (accessories) and the main controller PCB.
Code: E710-0001
Description: The DC controller PCB is faulty. The reader controller PCB is faulty. The main controller PCB is faulty.
When the main power is turned on, the IPC (IC5021) on the reader controller PCB cannot be initialized.
Code: E710-0002
Description: The DC controller PCB is faulty. The reader controller PCB is faulty. The main controller PCB is faulty.
When the main power is turned on, the IPC (IC120) on the DC controller PCB cannot be initialized.
Code: E710-0003
Description: The DC controller PCB is faulty. The reader controller PCB is faulty. The main controller PCB is faulty.
When the main power is turned on, the IPC (IC1003) on the main controller PCB cannot be initialized.
Code: E711-0001
Description: The connector is not connected properly. The remote diagnostic device PCB is faulty. The copy data controller PCB is faulty. The ADF controller PCB is faulty. The ADF controller PCB is faulty. The finisher controller PCB is faulty.
Data has been written to the error register of the IPC (IC5021) on the reader controller PCB four times or more within 1.5 secs.