Error #U1-2132 Turn Off Then; Error #U1-2315 Turn Off Then; Error #U1-2320Turn Off Then; Error #U1-2330 Turn Off Then - Samsung CLP-680 Series Service Manual

► Error Code
U1–2132
U1–2315
U1–2320
U1–2330
U1–2334
U1–2340
U1–234H
► Error message
Error #U1-2132 Turn off then on
Error #U1-2315 Turn off then on
Error #U1-2320 Turn off then on
Error #U1-2330 Turn off then on
Error #U1-2334 Turn off then on
Error #U1-2340 Turn off then on
Error #U1-234H Turn off then on
► Symptom
The temperature control of fuser unit is abnormal.
► Troubleshooting method
1) Check if the input voltage is normal.
2) Turn the machine off. Remove and reinstall the fuser unit. Be careful when connecting the AC-connector and
Thermistor connector.
3) Turn the machine on. Is the error message is disappeared?
4) Check the followings. If the fuser unit has any problem, replace it.
a) Check if the fuser connector is connected properly.
b) Check if the halogen lamp voltage is normal.
c) Check if the thermistor is contaminated or twisted.
5) If the problem persists, replace the main board or SMPS board.
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4. Alignment and Troubleshooting
4-47