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Image problem on Sony Bravia LCD KLV-37M400A

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    Image problem on Sony Bravia LCD KLV-37M400A

    Hello guys,

    I have a Sony Bravia LCD TV model KLV-37M400A.

    It started to show strange colours at image, like the 2 images attached. I made a video too. You can see here: http://www.youtube.com/watch?v=15-ilEoqPrQ

    When I turn the TV on, it shows the correct image for just about 1 or 2 seconds. After that this strange colours starts to appear.

    Do you know which part of TV can be broken ? What kind of test should I do to prove this ? I just have a multimeter.

    Thank you very much!
    Attached Files

    #2
    Re: Image problem on Sony Bravia LCD KLV-37M400A

    tcon or lsvd cable

    Comment


      #3
      Re: Image problem on Sony Bravia LCD KLV-37M400A

      First try unplugging, cleaning, and replugging the cable and connections going into the Tcon board.

      Comment


        #4
        Re: Image problem on Sony Bravia LCD KLV-37M400A

        T-CON with GAMMA voltage problem.
        Never stop learning
        Basic LCD TV and Monitor troubleshooting guides.
        http://www.badcaps.net/forum/showthr...956#post305956

        Voltage Regulator (LDO) testing:
        http://www.badcaps.net/forum/showthr...999#post300999

        Inverter testing using old CFL:
        http://www.badcaps.net/forum/showthr...er+testing+cfl

        Tear down pictures : Hit the ">" Show Albums and stories" on the left side
        http://s807.photobucket.com/user/budm/library/

        TV Factory reset codes listing:
        http://www.badcaps.net/forum/showthread.php?t=24809

        Comment

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