E712 Indicator - Canon DADF-G1 Service Manual

2.1.6 E712 Indicator

1) Turn on and off the power switch. Is the problem corrected?
YES: End. (Check the wiring from the host copier's reader controller
Wring
2) Set the meter to the 200 VDC, and connect the probes to the follow-
NO:
DADF controller PCB
3) Try replacing the DADF controller PCB. Is the problem corrected?
YES: End.
NO:
COPYRIGHT© 2000 CANON INC.
PCB and the DADF controller PCB.)
ing connectors. Is the voltage about 24 V?
Check the wiring used to supply power from the host copier.
+probe -probe
1 J2-1
J2-2
2 J1-6
Replace the host copier's reader controller PCB.
CANON DADF-G1 REV.0 OCT. 2000
CHAPTER 5 TROUBLESHOOTING
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