the name on it is international power source doing web search and ebay searches pup series has the names Power Box,Tumber technologies, trump power...its a switch mode supply output 5v 3a and 24v 1 amp..everything on the board lookgood caps no swelling,leaking,nothing burnt..driver transistor has 160vdc on it.Primary side only has two caps filter and possible drive.. i tried replacing the drive witch eas a 47uf 50v no change..dont find anything shorted on the secondary side.no noise when power up.Anyone know were i might get more info on this guy?
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