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Samsung pn43e450 no pic

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    Samsung pn43e450 no pic

    Can't seem to quit picking up these darn TV's. This one I got today and when plugged in I get red flashing light and musical chime on sound and a flash of the screen. Not a lot of info out there on this that I can find. Here are the voltages from power supply with and without other boards connected.

    power board only: with main and others plugged in:
    pson-4.21 0.12
    stby-5.22 5.21
    gnd-0 0
    d15v-0 15.05
    gnd-0 0
    gnd-0 0
    d5.3v-0 5.20
    d5.3v-0 5.20
    gnd-0 0
    d15v-0 15.05
    d15v-0 15.05
    d5.3v-0 5.20

    Anyone have any thoughts? Have repaired two other plasmas but they were known issues. Any help would be appreciated
    Attached Files

    #2
    Re: Samsung pn43e450 no pic/now has pic kinda

    I installed y main,y buffer and x main and It fired up with a lot of black lines, see pics. Ran it for awhile just to see what would happen and almost all lines gone but now have a purple haze and some solarization going on.

    Just hoping someone has seen this before and it is not the screen.
    Attached Files

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      #3
      Re: Samsung pn43e450 no pic

      Got er done! Ended up being y buffer and y main. also purchased x main from shopjimmy but it gave me the purple haze so I took a chance and installed original and now got a decent tv.
      Last edited by whiz62; 12-22-2014, 09:00 PM.

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