Canon 1000 Service Manual page 506

7. TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS
Cause Step
Pre-exposure
lamp, Optical
path (dirt)
Fixing assembly
Fixing assembly
Optical path
7-70
COPYRIGHT © 2001 CANON INC.
Checks
12 Does the pre-exposure lamp have a
fault?
13 Are there scratches in the peripheral
direction of the upper fixing roller?
14 Are there scratches or dents in the
axial direction of the fixing roller
(upper, lower)?
15 Is there a fault on the oil applying
roller, oil hose, oil tank, oil supply
solenoid, or oil removing blade?
16 Clean the standard white plate,
scanning lamp, and reflecting lamp
cover mirror. Is the problem cor-
rected?
17 Remove the CCD cover, and clean
the surface of the CCD with a blower
brush. Is the problem corrected?
Yes/No
CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
Action
YES Remove the cause, and
replace the part.
NO Clean the bending mirror
and the folding mirror.
YES • Replace the upper
fixing roller.
• Check if the web is
taken up properly.
• Check the fixing sepa-
ration claw and the
separation guide.
YES Check the fixing assembly
inlet for dirt. If the problem
is on the trailing edge
only, try replacing the
fixing roller.
Replace the fixing roller.
YES Remove the cause of the
fault, and replace the part.
YES End.
YES End.
NO Replace the CCD unit.