Samsung PS43F4500AWXZG - Checkpoints by Error Mode

4.Troubleshooting
4.2.CheckpointsbyErrorMode
■NoPower
Symptom
•TheLEDsonthefrontpaneldonotworkwhenconnectingthepowercord.
•TheSMPSrelaydoesnotworkwhenconnectingthepowercord.
•Theunitappearstobedead.
MajorChecklist
TheSMPSrelayortheLEDsonthefrontpaneldoesnotworkwhenconnectingthepowercordif
thecablesareimproperlyconnectedortheMainBoardorSMPSisnotfunctioning.Inthiscase,
checkthefollowing:
•Checktheinternalcableconnectionstatusinsidetheunit.
•Checkthefusesofeachpart.
•ChecktheoutputvoltagesoftheSMPS.
•ReplacetheMainBoard.
Diagnostics
CN4007
Fuse
CN201_CO
<43"PDP>
Fuse
CN4007
CN201_CO
<51"PDP>
Copyright©1995-2012SAMSUNG.Allrightsreserved.4-2