2PR
1-4-18
6030 Broken fuser thermistor 1 wire
The detected temperature of fuser
thermistor 1 is 60
C/140F or more and
input from fuser thermistor 2 is 3 or less
(A/D value) continuously for 1 second
(5.5 ms 182 times).
Defective harness
between fuser
thermistor 2 and
paper exit PWB
(YC5), or improper
connector inser-
tion.
Reinsert the connector. Also check for conti-
nuity within the connector harness. If none,
remedy or replace the harness.
Defective harness
between paper exit
PWB (YC1) and
engine PWB
(YC602), or
improper connec-
tor insertion.
Reinsert the connector. Also check for conti-
nuity within the connector harness. If none,
remedy or replace the harness.
Broken fuser
thermistor 2 wire.
Replace the fuser unit (See page 1-5-24).
Fuser thermistor 2
installed incor-
rectly.
Replace the fuser unit (See page 1-5-24).
Fuser thermal cut-
out triggered.
Replace the fuser unit (See page 1-5-24).
Fuser heater lamp
1 installed incor-
rectly.
Replace the fuser unit (See page 1-5-24).
Broken fuser
heater lamp 1 wire.
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
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