U1-Xxxx Type (Fuser) Error Code; Fuser Unit Failure: #U1-2115. Turn Off Then On. Call For Service If The Problem Persists; Fuser Unit Failure: #U1-2116. Turn Off Then On. Call For Service If The Problem Persists - Samsung ProXpress M456x Series Service Manual

4.6.7. U1-xxxx type (Fuser) error code

► Error Code
U1–2115
U1–2116
► Error message

Fuser unit Failure: #U1-2115. Turn off then on. Call for service if the problem persists

Fuser unit Failure: #U1-2116. Turn off then on. Call for service if the problem persists

► Symptom
The pressure control unit(Cam unit)of the fuser is abnormal.
► Troubleshooting method
CAUTION
The temperature gets hot around the fuser unit. To prevent burns, make sure the fuser unit area is cool before
performing this procedure.
1) After checking the fuser installation, turn the machine off then on.
2) Open the rear cover. Lift up the right side and release the rear cover.
3) If there is no problem, remove 4 screws.
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4. Troubleshooting
4-107