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4. Troubleshooting
► Error Code
U1–2xxx
► Error message
Fuser Unit Failure: #U1-2xxx Turn off then on
► Symptom
The thermistor can't measure temperature. The hear-roller will not heat-up. / Temperature of the fuser increases
abnormally.
► Troubleshooting method
1) Remove the fuser unit. After opening the jam cover, check if jammed or wrapped paper is in the fuser unit.
2) Re-install the fuser unit, then turn the machine on.
3) If the problem persists, check the following :
a) Check if the Halogen lamp
b) Check if the AC connection of the Halogen lamp is disconnected or contaminated.
c) Check if the
4-224
(110V : 4713-001630 / 220V : 4713–001631)
thermostat(4712-001098)
is disconnected.
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is broken or disconnected.
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Table of Contents
Troubleshooting
