2L6/2N6/2N5/2N4
1-4-126
6230 Broken fuser edge thermis-
tor 2 wire
The Input signal from the
fuser edge thermistor 2 is 992
or more (A/D value) continu-
ously for 1 s when the temper-
ature at the fuser edge
thermistor 1 is higher than
up.
Fuser unit 1. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
Fuser unit and Engine PWB (YC26)
2. If the wiring is disconnected, shorted or
grounded, replace the wiring.
3. Replace the Fuser unit and execute
U167 counter clear (see page 1-3-112).
Engine PWB 1. Check the engine software and upgrade
to the latest, if necessary.
2. Replace the engine PWB (see page 1-5-
80).
Fuser IH PWB 1. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
Fuser IH PWB( YC4) and Engine PWB
(YC26)
2. Replace the fuser IH PWB (see page 1-
5-96).
Fuser IH unit 1. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
Fuser IH unit and Fuser IH PWB (YC9
and 10)
Fuser IH PWB( YC4) and Engine PWB
(YC26)
2. If the wiring is disconnected, shorted or
grounded, replace the wiring.
3. Replace the fuser IH unit (see page 1-5-
70).
Code Contents Related parts
Check procedures/
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