...if you press on/off many times screen comes on and is good for about a day I found C34, C35, C36 and C38 (all 100uF 35V) caps with their bottoms blown out due to over voltage. I suspect Q4 and ...
...your +5v line may run from 4.0-5.9 and it oscillates back and forth. It also causes I believe c36 to fail as well. Replace this transistor, I use any reasonable npn transistor and u should be ...
...what I get home. Thanks I just had a viewsonic supply all apart with a blown capacitor, I believe c36. q7 a surface mount npn transistor on the solder side of board was shorted. Replaced cap and ...
replacing the capacitors on this model to save them from the trash. inspect C20, C21, C34, C37, and C36, they are all the largest caps on this board that the power cord plugs into
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