Documents Are Not Fed Properly - Canon imageFORMULA DR-X10C Service Manual

4. Documents Are Not Fed Properly

Note: If a sensor failure occurs an error message such as "paper jam" or "double feed" may be
shown.
Cause/faulty
location
Document
Document setting
Roller
Parts in feed path
Drive transmission
system
Motor, clutch
Sensor
Main drive PCB
Eject PCB
Control PCB
COPYRIGHT © CANON ELECTRONICS INC. 2008
Step Check item
1 Is the document within the
specifications (thickness, di-
mensions, fold, curl, etc.)?
2 Are the documents stuck to-
gether?
3 Are the document guides ad-
just properly?
4 Is the roller properly mounted?
5 Is it dirty or deformed?
6 Are all parts that the documents
contact properly mounted (not
loose or tilted)?
7 Is the surface in contact with
the document smooth (not
scratched, no burrs)?
8 Is any abnormal noise emitted
when feeding documents?
Are any gears broken or is the
belt loose?
9 Is the operation normal when
an operation check is per-
formed with the service mode?
10 Is the operation normal when
an operation check is per-
formed with the service mode?
11 Is the problem solved when
these PCBs are replaced?
Table 5-504
CANON DR-X10C FIRST EDITION
CHAPTER 5 TROUBLESHOOTING
Result Action
NO Ask the user to use docu-
ments within the specifica-
tions.
YES Fan the stack of docu-
ments well.
NO Adjust them in a correct
position.
NO Mount it properly.
NO Clean or replace it.
NO Mount them properly.
NO Replace faulty parts.
YES Mount the parts properly.
Replace faulty parts.
NO Check the cable connec-
tions.
Replace needed parts.
NO Check the attachment of
the sensor, light guide and
lever.
Check the cable connec-
tions for the sensor.
YES End.
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