Canon PC1000s Service Manual page 313

CHAPTER 7 TROUBLESHOOTING
3.1.15
The output has a fixing fault.
Paper
1) Try paper fresh out of package (newly opened). Is the problem cor-
rected?
YES:
1. The paper may be moist. Advise the user on the correct method
of storing paper.
2. Advise the user that the use of non-recommended paper may not
bring about the best results in terms of fixing.
I
Fixing pressure roller
2) Execute fixing pressure roller cleaning. Is the problem corrected?
(See
4.1.1
of Chapter
6.)
YES:
Advise the user to clean the fixing locking roller periodically.
I
Paper selection (for manual feed)
3) Is the setting of paper selection suited to the type of paper placed in
the manual feed tray?
NO: Correct the setting.
1
Connector
4)
Is the connection of the connector 5107 on the power supply PCB
normal?
NO: Connect it firmly.
Fixing pressure roller
1
5) Is the surface of the fixing pressure roller normal?
NO: Clean the fixing locking roller. If it has a scratch, replace it.
I
Fixing film unit
6)
Try replacing the fixing film unit. Is the problem corrected?
YES:
End.
Fixing pressure roller (nip), Power supply PCB
7) Is the nip of the fixing pressure roller correct? (See 1.1 of Chapter
7.)
NO: Replace the fixing assembly. If the problem is not corrected after
replacement, replace the power supply PCB.
COPYRlGHTQ2002CANON INC. CANONPCI WOslimageCLASS D600s REV.
1 NG.2002
7-31