Question about LG 50PX4DR 50 in. Plasma TV
Power supply blown
This is often caused by a dry joint at C669 in the snubber network but also check the mains bridge rectifiers reservoir capacitor (47uF, 385v) for o/c, this item is not included in the ususal p.s.u repair kits and if not checked may result in a repeat blow up !
Posted on Nov 24, 2007
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Posted on Jan 02, 2017
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