Canon CLC 1120 Service Manual page 659

CHAPTER 13 TROUBLESHOOTING
Cause
Wiring, DC load
DC fuse PCB
13-132
COPYRIGHT © 1999 CANON INC.
Step Checks
4 Connect all connectors of the DC
power supply PCB. Is the voltage
of the connectors shown in the
following table normal?
Connector
J906
J907
J908
J909
J910
J931
J932
J933
J934
J935
J936
J937
Pin Output
3, 4 5V
4 to 6 5V
6 to 10 5V
5to8 5V
2 5V
4 to 6 24V
4 to 7 24V
5 to 7 24V
6 to 9 24V
3, 4 24V
5 to 8 24V
2, 4 38V
CANON CLC1120/1130/1150 REV.0 MAR. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
Yes/No Action
YES Check the wiring from
the DC fuse PCB to the
DC loads. Check the DC
loads.
NO Replace the DC fuse
PCB.