E712; E717 - Canon NP7160 Service Manual

CHAPTER 10 TROUBLESHOOTING

15. E712

Cause
Step
Malfunction
Connector
ADF PCB
DC controller PCB

16. E717

Cause
Step
Malfunction
Connector
DC controller PCB
Remote Diagnostic
Device II
10–50
COPYRIGHT © 1998 CANON INC.
Checks
1 Turn off and then on the power switch. Is the
problem corrected?
2 Is the connector (J754) used between the
ADF and the copier connected securely?
3 Replace the ADF controller PCB. Is the
problem corrected?
Checks
1 Turn off and then on the power switch. Is the
problem corrected?
2 Is the connector (J722) used between the
Remote Diagnostic Device II and the copier
connected securely?
3 Replace the DC controller PCB. Is the
problem corrected?
Yes/No
Yes/No
CANON NP7161/NP7160 REV.0 AUG. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
Actions
YES End.
NO Connect the connector
securely.
YES End.
NO Replace the DC controller
PCB.
Actions
YES End.
NO Connect the connector
securely.
YES End.
NO See the Service Manual of the
Remote Diagnostic Device II.