COPYRIGHT © CANON ELECTRONICS INC. 2008 CANON DR-X10C FIRST EDITION
5-31
CHAPTER 5 TROUBLESHOOTING
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
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 docu-
ments within the specifica-
tions.
2
Are the documents stuck to-
gether?
YES Fan the stack of docu-
ments well.
Document setting
3
Are the document guides ad-
just properly?
NO
Adjust them in a correct
position.
4
Is the roller properly mounted?
NO
Mount it properly.
Roller
5
Is it dirty or deformed?
NO
Clean or replace it.
6
Are all parts that the documents
contact properly mounted (not
loose or tilted)?
NO Mount
them
properly.
Parts in feed path
7
Is the surface in contact with
the document smooth (not
scratched, no burrs)?
NO
Replace faulty parts.
Drive transmission
system
8
Is any abnormal noise emitted
when feeding documents?
Are any gears broken or is the
belt loose?
YES
Mount the parts properly.
Replace faulty parts.
Motor, clutch
9
Is the operation normal when
an operation check is per-
formed with the service mode?
NO
Check the cable connec-
tions.
Replace needed parts.
Sensor
10
Is the operation normal when
an operation check is per-
formed with the service mode?
NO
Check the attachment of
the sensor, light guide and
lever.
Check the cable connec-
tions for the sensor.
Main drive PCB
Eject PCB
Control PCB
11 Is the problem solved when
these PCBs are replaced?
YES End.
Table 5-504