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4. Troubleshooting
► Error Code
U1–2316
U1–2317
► Error message
Fuser Unit Failure: #U1-2316.
Fuser Unit Failure: #U1-2317.
► Symptom
Temperature of the fuser changes abnormally
► Troubleshooting method
•
U1–2316 : Error occurs at non-contact type Thermistor
•
U1–2317 : Error occurs at contact type Thermistor
1) Turn the machine off. Re-install the fuser unit, then turn the machine on.
(Refer to 3.2.2. Fuser unit)
2) Check if the power voltage is normal. (Is the voltage during the operation ±10% of the rated voltage?)
3) If the problem persists, Check the following:
(Refer to 3.3.23. Fuser unit)
a) Check if the Halogen lamp
b) Check if the AC connection of the Halogen lamp is disconnected or contaminated.
c) Check if the
d) Check if the contact type
4) If the problem persists, replace the Fuser
5) If the problem persists, replace the main board(JC92–02746A) or FDB
JC44-0021A)or
SMPS(220V : JC44-00100C, 110V : JC44-00093C)
4-179
(110V : 4713–001632 / 220V : 4713–001633)
thermistat(4712-001098)
thermistor(1404–001567)
unit(220V : JC91–01163A / 110V : JC91–01164A).
is disconnected.
or Non-contact type
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is broken or disconnected.
thermistor(1404–001453)
board(220V : JC44-00211A, 110V :
is broken.
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Table of Contents
Troubleshooting
