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panasonic tx32ps


gigitv

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panasonic chassis cp-830fp- la pornire sursa de alimentare intra in limitare- la verificare final linii 231DHI in scurt.     verificat tens alim, cond 10nf/1600v, etc,,, si apoi montat tranzistor d5072  , cu acesta tv-ul a functionat normal aprox 2 min dupa care tz d5072 s-a ars.  avand in vedere ca 231DHI este un final mai performant pe care nu il am in dotare am gasit la colegii nostrii alte tz echivalente care au functionat corect --bu2527df--bu2525df.            din nefericire bu2527df nu a functionat deloc, s-a strapuns imediat la pornire tv .           inainte de a mai pune alt final linii am mai verificat si bobina bo, bv (care au rezistente electrice mici la acest tv, dar nu sunt in scurt )  in concluzie ce credeti ca mai pot pot verifica ca sa nu mai ard un alt final bu2527d ? ce alta varianta as mai avea ca sa pot rezolva acest tv ?

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Probleme in zona trafo.driver.

 

Corect!!!  Acum doua zile am avut doua tv-uri de la o institutie, unul chiar cu aceasta problema. Este adevarat ca am luat finalul de linii (2310) din celalalt (care era trasnit- probleme sursa), dar am gasit si cond.de filtraj (C401) driver terminat.

verificati datasheet-ul lui 2310!!!

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