CHAPTER 6 TROUBLESHOOTING
6-91
COPYRIGHT© 2001 CANON INC.
2000 2000 2000 2000
CANON iR105 REV.0 JULY 2001
4.1.8 E012
Relay PCB, Drum motor (M0)
1) Turn on the power switch, and measure the voltage between con-
nectors J1721-9 and -10 on the relay PCB when all doors are
closed. Is it 38 V?
NO:
If the connection of the cable up to the relay PCB is normal, re-
place the relay PCB.
DC controller PCB
2) Does the voltage between J512-B10 (+) and J512-B8 (-) on the DC
controller PCB change from 0 to 5 V when the Start key is pressed?
NO:
If the connection of the cable up to the DC controller PCB is nor-
mal, replace the DC controller PCB.
Connector
3) Are the connectors J601 an J602 of the drum motor connected
firmly?
NO:
Connect them firmly.
YES: Replace the drum motor.
4.1.9 E013
Waste toner feedscrew (locked)
1) Is the waste tone feedscrew drive gear pushing the waste toner
feedscrew lock detecting switch (MSW2)?
NO:
The feedscrew inside the waste toner pipe is likely to be stuck. Re-
move the waste toner pipe, and try turning the screw by hand. If it
turns easily, mount it back and see what happens. If the screw can-
not be turned by hand, replace the waste toner pipe, and remove
the cause.
MSW2, DC controller PCB
2) Make the following selections in service mode: COPIER>I/O>DC-
CON. Is bit 6 of P003 ‘0’, indicating clogging with toner?
YES: Replace the MSW2.
NO:
Replace the DC controller PCB.
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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Page 1012: ...C 10 COPYRIGHT C 2001 CANON INC STANDARD FASTENERS REV 0 FEB 1992 ...
Page 1029: ...PRINTED IN U S A IMPRIME AU U S A This publication is printed on 100 recycled paper ...