i hAVE A 42" PLASMA FOR 2 YEARS .All controls are operated through my remote control from our cable box .Babysitter tried to operate the TV with the TV Remote and messed things up .Now i have all sound but no picture .I pressed all AV and Menu buttons but the screen remains black ??
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i have a black rectangle in the upper left side of my screen on all stations but not on info or...
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i have a black rectangle in the upper left side of my screen on all stations but not on info or guide. please help