Samsung Xpress M2020W - Page 75

4.AlignmentandTroubleshooting
►ErrorCode
U2–1112
U2–1113
►Errormessage
LSUUnitFailure#U2-1112.Turnoffthenon.
LSUUnitFailure#U2-1113.Turnoffthenon.
►Symptom
LSUMotordoesnotworknormally.
►Troubleshootingmethod
1)CheckiftheLSUharnessonthemainboardisconnectedproperly.(picture-1)
2)IfitisOK,checkthattheLSUharnessonLSUboardisconnectedproperly.(picture-2,3)
3)CheckiftheLSUharnessisdefective.(picture-4,5)
4)Iftheproblempersists,replacetheLSU.
5)IftheproblempersistsafterreplacingLSU,replacethemainboard.
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