E002; E003; E004 - Canon iR105 Service Manual

4.1.3 E002

4.1.4 E003

----------
1) Turn on the power switch, and reset E002 and E003 by making the
YES: Go to each relevant section.
----------
2) Is the contact of the connector J505 on the DC controller PCB and
NO:
Main thermistor (TH1; mounting)
3) Is the thermistor in even contact with the fixing upper roller?
NO:
Main thermistor (TH1; dirt)
4) Clean the contact face of the thermistor. Is the problem corrected?
YES: End.
Main thermistor (TH1; faulty)
5) Try replacing the thermistor. Is the problem corrected?
DC controller PCB
6) Try replacing the heater. Is the problem corrected?
YES: End.
NO:

4.1.5 E004

AC driver pcb, DC controller PCB
1) Try replacing the AC driver PCB. Is the problem corrected?
YES: End.
NO:
COPYRIGHT© 2001 CANON INC.
following selections in service mode:
COPIER>FUNCTION>CLEAR>ERR. Then, turn off and then on
the power switch. Is any of the following true?
• The fixing heater fails to operate.
• E002 or E003 is indicated.
the connectors inside the fixing assembly good? Also, is the wiring
from the thermistor to the DC controller PCB good?
Make corrections.
Mount it correctly.
Replace the DC controller PCB.
Replace the DC controller PCB.
2000 2000 2000 2000
CHAPTER 6 TROUBLESHOOTING
CANON iR105 REV.0 JULY 2001
6-89