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Assalamu Alaikum. I am Nazrul Islam (Sujon). I am a TV technician. today repair a LED TV. This TV problem is no picture but sound ok.pannel no:- V290BJ1-PE1.I make educational video. MY channel name is S2 TV. This channel provides you support to LED, LCD and CRT TV repairing. If you like my video please subscribe my channel and do not forgot Bell button. Thank you.