E717; E732 - Canon iR8500 Service Manual

4.1.64 E717

Power supply
1) Is the power to the copy data controller/NE controller normally
NO:
Caution: You need to clear the error in service mode:
Wiring
2) Is the connection cable between the copy data controller/NE con-
NO:
Caution: You need to clear the error in service mode:
Copy data controller/NE controller
3) Try replacing the copy data controller/NE controller. Is the problem
YES: End.

4.1.65 E732

Wiring
1) Is the connection and the cable between the main controller PCB
NO:
Reader controller PCB
2) Try replacing the reader controller PCB. Is the problem corrected?
YES: End.
NO:
COPYRIGHT© 2001 CANON INC.
supplied?
Correct the supply.
COPIER>FUNCTION>CLEAR>ERR.
troller and the machine normal?
Correct the cable.
COPIER>FUNCTION>CLEAR>ERR.
corrected?
and the reader controller PCB normal?
Correct the connection and the cable.
Replace the main controller PCB.
2000 2000 2000 2000
CHAPTER 6 TROUBLESHOOTING
CANON iR8500/7200 REV.1 AUG. 2001
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