lg pa 650t pink ghosting

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  • big f
    New Member
    • Dec 2015
    • 5
    • uk

    #1

    lg pa 650t pink ghosting

    can anyone help i get strange pinky coloured ghosting on my screen .seems to be getting worse ,its worse on white screens . the set is less than 3 years old and has been excellent . i found numerous threads with the same issue as mine and the fix for most seemed to be cracked coils on the x y boards . i checked mine and only found two coils that were ok . and i cant find any other dry joints .so im lost . im new to the forum and mechanically minded .but know very little about electronics . any help would be amazing x
  • big f
    New Member
    • Dec 2015
    • 5
    • uk

    #2
    Re: lg pa 650t pink ghosting . pictures added

    ive cut an pasted the problem of another picture as its the same fault as mine . thanks if anyone can help again
    Attached Files

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    • big f
      New Member
      • Dec 2015
      • 5
      • uk

      #3
      Re: lg pa 650t dancing pinks/purples....help pls

      more i look up more in inclined to think its got dancing pink and purples. can no one help in anyway .
      Last edited by big f; 12-16-2015, 01:04 PM.

      Comment

      • sordids999
        Badcaps Legend
        • May 2013
        • 2152
        • uk

        #4
        Re: lg pa 650t pink ghosting

        On your panel should be a sticker thats gives you the voltages VS/VA/VSC/VE see if your voltages match them

        Comment

        • Alastair E
          Chief Womble
          • Mar 2013
          • 1963
          • U.K.

          #5
          Re: lg pa 650t pink ghosting

          Plasma Panel itself has aged.

          A temp cure is to increase the Vs while showing full-white screen--Till the fault JUST disappears, and NO MORE...
          TELEFIX

          How PLASMA SCREENS WORK, X-SUS and Y-SUS what they do--
          http://www.irf.com/technical-info/appnotes/an-1088.pdf
          PLEASE DO NOT EMAIL ME PRIVATELY FOR REPAIR ADVICE. QUESTIONS BELONG ON THE FORUM!

          Comment

          • big f
            New Member
            • Dec 2015
            • 5
            • uk

            #6
            Re: lg pa 650t pink ghosting

            thanks a lot fellas . seems to have done the trick . im hoping its not the panel i read somewhere if the fault is not on the menu its not the screen ( mine wasnt ). ill see how i go anyway .if it goes theres nothing i can do about it anyway. thanks again much appreciated

            Comment

            • freakaftr8
              Badcaps Legend
              • Oct 2012
              • 3743
              • USA

              #7
              Re: lg pa 650t pink ghosting

              Trust me it is the panel when they age they require more drive voltage to accommodate a brighter scene . I think it has to do with lack of The argon xenon gases inside the panel as a certain age they evaporate a little
              Did I leave the soldering iron on?

              Comment

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