The Fixing Heater Fails To Operate; The Counter Fails To Operate - Canon GP215 Service Handbook

35

The fixing heater fails to operate.

Cause Step
1
Fixing heater 2
driver
Fixing assem- 3
bly
DC controller
PCB
36

The counter fails to operate.

Cause Step
Counter 1
2
DC controller
PCB
Checks
Is 'E000' indicated?
Replace the fixing heater dri-
ver. Is the problem corrected?
Replace the fixing assembly. Is
the problem corrected?
Checks
Turn OFF the main power
switch, and disconnect the fol-
lowing connectors: is the resis-
tance on the counter side
about 480 Ω?
Total copy counter (CNT1):J57
Print counter (CNT2):J93
Fax counter (CNT3):J94
Does the voltage of the follow-
ing connectors on the DC con-
troller PCB change from 0 V to
24 V and then to 0 V after copy
paper is discharged?
Total copy counter (CNT1):
J107-B3 (+)
J107-B4 (–)
Printer counter (CNT2):
J107-B5 (+)
J107-B6 (–)
Fax counter (CNT3):
J107-B7 (+)
J107-B8 (–)
TROUBLESHOOTING MALFUNCTIONS
Yes/No
YES See the descriptions for
'E000'.
YES End.
YES End.
NO Replace the DC controller
PCB.
Yes/No
NO Replace the counter.
YES Replace the counter.
NO Replace the DC controller
PCB.
Action
Action
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