2PR
1-4-17
6020 Abnormally high temperature fuser
heater lamp 1
The fuser thermistor 2 detects a temper-
ature higher than 240
C/464F.
By the activation of the high temperature
error detection circuit (230
C/446F or
more) of fuser thermistor 1, the illumina-
tion of fuser heater lamp 1 was forcibly
turned off and 10 seconds has elapsed.
Shorted fuser
thermistor 2.
Replace the fuser unit (See page 1-5-24).
Defective engine
PWB.
Replace the engine PWB (See page 1-5-
28).
Code Contents
Remarks
Causes Check procedures/corrective measures