this is due to a bad decoder/tuner board what your getting is what we call artifacts this will need to be looked at. If you do not know how to replace or repair Tv's I would bring it in to a tv shop pay your dues or if its under warrenty seek warrenty support quickly.
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thank you very much it is under warrenty so i should take it in and have them look at it.
" - hamid_agahi
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