Canon iR2200 Service Handbook page 260

CHAPTER 6 SELF DIAGNOSIS
E713
0000 The communication with the finisher is not resumed 3 sec or more after it is
disrupted.
Main cause The connector has poor connection. The option power supply PCB is faulty.
The finisher controller PCB is faulty. The DC controller PCB is faulty.
Action
1. Connector
Is the wiring between the finisher controller PCB and the options power
supply PCB and between the options power supply PCB and the DC con-
troller PCB normal?
NO:
2. Options power supply PCB
Is the voltage between HJ701-6 (+) and J701-7 (-) on the options power
supply PCB about 24 V?
NO:
3. Finisher controller PCB, DC controller PCB
Try replacing the finisher controller PCB. Is the problem corrected?
YES: End.
NO:
6-28
Correct the wiring.
Replace the options power supply PCB.
Replace the DC controller PCB.