Chapter 4 Troubleshooting Malfunctions; E000 (Fixing Temperature Fails To Rise.) - Canon GP215 Service Handbook

CHAPTER 4 TROUBLESHOOTING MALFUNCTIONS

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E000 (Fixing temperature fails to rise.)

Cause Step
Thermistor 1
relay connector
(J50; discon-
nected)
Thermistor 2
(open circuit)
Heater (open 3
circuit)
Thermistor 4
(poor contact)
Fixing heater 5
driver
DC controller
PCB
Checks
Clear the error using 'ERROR'
in service mode (*4*).
Is the connection of the con-
nector J50 (4-wire harness
under the counter mount)
good?
Let the fixing assembly to cool;
then, disconnect J50, and mea-
sure the resistance of the ther-
mistor. Is the reading as fol-
lows?
J50-1/-2 (yellow line):about
1388 k
J50-3/-4 (white line):about
3636 k
Disconnect the connector J4
(near the door switch assem-
bly), and check electrical conti-
nuity. Is there electrical continu-
ity?
Replace the fixing assembly. Is
the problem corrected?
Replace the fixing heater dri-
ver. Is the problem corrected?
TROUBLESHOOTING MALFUNCTIONS
Yes/No Action
NO Re-connect it.
NO Replace the fixing assembly.
NO Replace the fixing assembly.
YES End.
YES End.
NO Replace the DC controller DC
PCB.
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