COPYRIGHT© 2001 CANON INC.
2000 2000 2000 2000
CANON iR105 REV.0 JULY 2001
CHAPTER 6 TROUBLESHOOTING
6-137
4.1.84 The drum heater fails to operate
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1) Open the front door, and release the fixing/feeding assembly. Are
the ends of the drum warm? (Do not touch the surface of the
drum.)
YES: The drum heater is operating.
DC controller PCB
2) Set the meter range to 12 VDC. Connect the probes to J505-A7 (-)
and J505-A8 (-) on the DC controller PCB. Is the voltage across the
terminals 5 V in standby?
NO:
Replace the DC controller PCB.
AC driver PCB
3) Try replacing the AC driver PCB. Is the problem corrected?
YES: End.
Drum heater (H3), drum heater controller PCB
4) Remove the drum. Set the meter range to Wx1. Does the index of
the meter swing when the probes are connected to both terminals of
the heater?
NO:
Replace the drum heater.
YES: Replace the drum heater controller PCB.
4.1.85 The Add Toner message fails to go ON
----------
1) Is toner inside the hopper assembly?
NO:
Go to step 2.
Toner sensor (hopper assembly), DC controller PCB, DC controller PCB/control panel
2) Make the following selections in service mode: COPIER>I/O>DC-
CON. Spread apart the toner to expose the toner sensor (TS1). At
this time, is the sate of bit 0 at address P003 ‘0’ (absence of toner)?
NO:
1. Replace TS1.
2. Replace the DC controller PCB.
YES: 1. Replace the DC controller PCB.
2. Replace the control panel.
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 ...