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CHAPTER 10 TROUBLESHOOTING
10–50
COPYRIGHT
©
1998 CANON INC. CANON NP7161/NP7160 REV.0 AUG. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
15.E712
Malfunction
Connector
ADF PCB
DC controller PCB
1
2
3
YES
NO
YES
NO
Turn off and then on the power switch. Is the
problem corrected?
Is the connector (J754) used between the
ADF and the copier connected securely?
Replace the ADF controller PCB. Is the
problem corrected?
End.
Connect the connector
securely.
End.
Replace the DC controller
PCB.
Actions
ChecksStep
Cause
Yes/No
16.E717
Malfunction
Connector
DC controller PCB
Remote Diagnostic
Device II
1
2
3
YES
NO
YES
NO
Turn off and then on the power switch. Is the
problem corrected?
Is the connector (J722) used between the
Remote Diagnostic Device II and the copier
connected securely?
Replace the DC controller PCB. Is the
problem corrected?
End.
Connect the connector
securely.
End.
See the Service Manual of the
Remote Diagnostic Device II.
Actions
ChecksStep
Cause
Yes/No