4.AlignmentandTroubleshooting
►ErrorCode
U2-6122
U2-6142
U2-6143
►Errormessage
Error#U2-6122Turnoffthenon
Error#U2-6142Turnoffthenon
Error#U2-6143Turnoffthenon
►Symptom
LSUMotordoesnotworknormally./LSUHsyncsignalisabnormal.
►Troubleshootingmethod
1)CheckiftheLSUharnessonthemainboardisconnectedproperly.
2)IfitisOK,checkthattheLSUharnessonLSUboardisconnectedproperly.
3)CheckiftheLSUharnessisdefective.
4)Iftheproblempersists,replacetheLSU.
5)IftheproblempersistsafterreplacingLSU,replacethemainboard.
Copyright©1995-2012SAMSUNG.Allrightsreserved.4-61
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