In this Video we will troubleshoot and repair a Samsung Power supply board BN44-00268A that is totally dead. This SMPS board is used in various 55 inch lcd television models; mainly Samsung models LN55B650T1 and LN55B640R3.
In this particular case we find that the SMPS switching IC part# 3BR1065JF is shorted between 4 of the 6 pins.
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How to troubleshoot and repair any LED TV power supply board.
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