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Dynex DX-40L260A12 LCD (green color problem)

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    Dynex DX-40L260A12 LCD (green color problem)

    It's been a while since I've been on the board, but I just picked up this 40" Dynex for free and was hoping for an easy fix.

    The guy said it was only two years old and wasn't used much at all. I'm sure Dynex is crap, but that's really fast!

    Anyhow, check out the pics to see the problem.

    My first thought was the panel was shot, but after doing some Googling, I found that it could be a LVDS problem. I have tried re-seating it and also cleaning the contacts. (they did look slightly dirty)'

    That didn't improve it at all...

    Hopefully someone has seen this and can tell me if it's fixable.


    Thanks!
    Attached Files

    #2
    Re: Dynex DX-40L260A12 LCD (green color problem)

    Bump. Anyone seen this situation before? I tried heating with a hair dryer and got no change. I don't have cold spray unfortunately.

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      #3
      Re: Dynex DX-40L260A12 LCD (green color problem)

      It looks like a panel fault to me.
      Could be VGH,VGL on T-con board, but it looks like T-con is on panel.
      Please do not PM me with questions! Questions via PM will not be answered. Post on the forums instead!
      For service manual, schematic, boardview (board view), datasheet, cad - use our search.

      Comment


        #4
        Re: Dynex DX-40L260A12 LCD (green color problem)

        Ive seen the tabs cause weird effects like that. Maybe worth investigating. That fading to black in certain areas was caused by the tabs, but maybe you have faults in two areas there....
        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!

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          #5
          Re: Dynex DX-40L260A12 LCD (green color problem)

          Thanks Tom, I was afraid that was the case. Oh well, you win some and you lose some i guess...

          Thanks Alastair, I too was thinking tabs. I tried tweaking the frame to see if I got any change. I didn't go as far as removing the outer metal frame to expose the tabs though. I probably won't either, considering it's a Dynex

          Thanks again fellas!

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