Troubleshooting; Troubleshooting Malfunctions - Canon FY8-13FW-000DADF-A1 Service Manual

CHAPTER 5 TROUBLESHOOTING
II. TROUBLESHOOTING
A. Troubleshooting Malfunctions
1. E400/E712
Parts Step
1
Wiring 2
DADF
controller 3
PCB
5-20
COPYRIGHT © 1998 CANON INC.
Checks
Turn off and then on the
power switch. Is the
problem corrected?
Set the meter range to
200 VDC, and connect
the meter probes as
indicated. Is the voltage
about 24 V?
+ probe - probe
1 J2-1
J2-2
2 J1-6
Replace the DADF
controller PCB. Is the
problem corrected?
Table 5-201
CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
Yes/No
YES End. (Check the wiring
between the copier's DC
controller PCB and the
DADF controller PCB.)
NO Check the wiring for power
from the copier.
YES End.
NO Replace the copier's DC
controller PCB.
Action