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5-18
COPYRIGHT © 2005 CANON ELECTRONICS INC. CANON DR-2580C FIRST EDITION APR. 2005
CHAPTER 5 TROUBLESHOOTING
4
Faulty document feeding (jam/double feed/wrinkles)
Cause/Faulty lo-
cation
Step Check
Item Result
Action
Document
1 Is the document within the
specifications (thickness, di-
mensions, fold, curl, etc.)?
NO Ask the user to use
documents within the
specifications.
2
Are the roller unit and retard
roller properly installed?
NO Install
them
properly.
Roller
3
Are they dirty or deformed?
NO
Clean or replace them.
4 Are all parts that the docu-
ments contact properly in-
stalled (not loose or tilted)?
NO Install
them
properly.
Parts in feed path
5
Is the surface in contact with
the document smooth (not
scratched, no burrs)?
NO
Replace faulty parts.
Drive transmission
system
6
Is any abnormal noise emitted
when feeding documents?
Are any gears broken or is the
belt tension failed?
YES Replace faulty parts. Ad-
just the belt tension.
Table 5-404
5
Flatbed unit does not operate
Cause/Faulty
location
Step Check
Item Result
Action
Installation
1
Are the I/F cable connection,
unlocking, and fixing to the
main body correct?
NO
Set it properly.
“Reading side”
setting
2 Is the “Reading side” set to
“Flatbed”?
NO
Change the settings.
Motor (M3)
3 Is the problem solved if the
optical motor is replaced?
YES End.
Table 5-405
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