CHAPTER 6 TROUBLESHOOTING
6-71
COPYRIGHT© 2001 CANON INC.
2000 2000 2000 2000
CANON iR105 REV.0 JULY 2001
3.3 Troubleshooting Image Faults
3.3.1 The output is too light (halftone area)
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1) Perform the Image Adjustment Basic Procedure. Is the problem
corrected?
YES: End.
Scanner (dirt)
2) Does the problem occur only in copy images?
YES: The cause is between scanner and CCD. Perform the following
once again:
[1] Check the standard white plate for dirt.
[2] Execute the following in service mode:
COPIER>FUNCTION>CDD>CCD-ADJ.
AE adjustment
3) Make copies in AE mode. Is the density normal?
YES: End.
Developing assembly
4) Are the rolls of the developing assembly in firm contact with the
drum?
NO:
Check the mounting of the developing assembly locking mecha-
nism.
YES: Check to see if the coating of toner on the developing cylinder is
even.
Image processing
5) Is the setting of the following in service mode too low:
COPIER>ADJUST>DENS>DEN>ADJ?
YES: Set it to ‘5’.
6) Check to see if the slide switch (SW101) of the HV-DC PCB is in UP
position.
Summary of Contents for iR105 Series
Page 547: ...COPYRIGHT 2001 CANON INC 2000 2000 2000 2000 CANON iR105 REV 0 JULY 2001 APPENDIX ...
Page 561: ...Service Mode COPYRIGHT 2001 CANON INC 2000 CANON iR105 REV 0 JULY 2001 ...
Page 691: ...Error Code COPYRIGHT 2001 CANON INC 2000 CANON iR105 REV 0 JULY 2001 ...
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