diabolic53 Posted May 31, 2007 Share Posted May 31, 2007 La pornire,da inalta cca.o secunda tens. inalta si trece in stand by.Sursa "scirtie".Nu am 15625 Hz in baza BU2520Df.Normal,Tda 2529,se alimenteaza dupa trafo linii.Daca-i scot Bu-ul ,(care-i bun,masurat la rece scos din montaj)U1 creste de la 65V la 147V,iar in baza apar cei 15625Hz.Ce-ar mai putea fi in afara de traf?Multumesc. Link to comment
dosa Posted May 31, 2007 Share Posted May 31, 2007 poti sa testezi trafo cu o sursa chopper si o sa vezi daca e trafo sau nu :smt006 Link to comment
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