CHAPTER 6 TROUBLESHOOTING
6-87
COPYRIGHT© 2001 CANON INC.
2000 2000 2000 2000
CANON iR105 REV.0 JULY 2001
4 Troubleshooting Malfunctions
4.1 Troubleshooting by Malfunction
If you are removing or mounting any of the sensors, be sure to pay attention
to the orientation/position of the spring used to keep the detecting lever in
place.
4.1.1 E000
Thermistor
1) Reset E000, and turn off and then on the power switch. Make the
following selections in service mode:
COPIER>DISPLAY>ANALOG. Do readings of both <FIX-C> and
<FIX-E> indicate an increase in temperature?
YES: The cause is in the thermistor. Check the following:
■
thermistor for how it is mounted
■
thermistor for dirt on its surface
■
connection
DC controller PCB
2) Turn off the power switch, and let the fixing upper roller cool suffi-
ciently. Then, turn on the power switch. Reset E000, and turn off
and then on the power switch. Make the following selections in ser-
vice mode: COPIER>I/O>DC-CON. Are bit 0 and bit 1 of IO-P012
‘0’?
YES: Replace the DC controller PCB.
Heater (open circuit), AC driver (triac; faulty)
3) Is the electrical continuity of each heater normal?
NO:
Replace the heater.
YES: Check the wiring; if normal, replace the AC driver 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 ...