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Is my plasma dead?

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    Is my plasma dead?

    Hello,

    Cut to the chase video of the problem: http://www.youtube.com/watch?v=tjnmn...ature=youtu.be

    My apartment complex had a power surge and their lobby plasma, a 50" LG 50pc5d, wouldn't turn back on. They said I could have it. I wiped down the absurd amount of dust, air-dusted the inputs, and got it to turn back on. At first there were some bright red lines, then a little jostling and more wiping got rid of the lines. For a little while the screen was almost perfect! There are lots of red "sparklies", especially noticeable when part of the screen switches from colors to black.

    Odd occurance: The sparklies seem to have disappeared when I used an RGB test video. They also don't happen when there's a pure box of color on the screen. With my roku, the netflix logo (all red) and the hulu logo (green gradients) looked perfect. But one of the grey logos had tons of pixel sparklies.

    Can you guys let me know if this is the kind of issue that might be fixed easily, or should I throw this old plasma away. I took a video

    http://www.youtube.com/watch?v=tjnmn...ature=youtu.be

    #2
    Re: Is my plasma dead?

    Looks like it could be a fault with the VSC or -VY voltages on the Y-sustain. It should be fixable. If the TV does not normally have sparkly pixels when working, it's well worth it; even if it does, I'd say you can get the CTRL board flashed by "CapKid" on here to fix that issue (it won't fix the flashing) for about $25.

    You'd need a digital multimeter and be willing to do some probing around.
    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.

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