Samsung PS43D450A2W - Securing the TV to the Wall; Preventing TV from Falling; Storage and Maintenance; Cleaning the TV

4.Troubleshooting
4.Troubleshooting
4.1.CheckpointsbyErrorMode
4.1.1.FirstChecklistforTroubleshooting
1)Checkthevariouscableconnectionsrst.
•Checktoseeifthereisaburntordamagedcable.
•Checktoseeifthereisadisconnectedorloosecableconnection.
•Checktoseeifthecablesareconnectedaccordingtotheconnectiondiagram.
2)CheckthepowerinputtotheMainBoard.
3)HowtodistinguishiftheproblemiscausedbyMainboardorLogicBoard.
•NoVideo:IftheproblemisNoVideobutLogicBoardisonandIndicationLEDisblinkingrepeatedlyand
fasterthannormalbooting,replacetheT-Conboard.
•DistortedPicture:Checktheinnerpatterns.
InnerpatternPictureProblem
OKNGMainboard
NGNGMainorLVDScableorLogicBoardorPanel.
•Howtocheckinnerpattern?
a.Factorymode(mute→1→8→2→PoweronwhenTVisin‘stand-bymode’)
b.MovetoSVCmenu.
c.MovetoTestPattern.
d.Checkinnerpatterns.
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8/6/2016
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