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teletech


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sa traiti domnilor am cumparat si eu un lcd teletech model 32715 am o problema si nu reusesc sa ii dau de cap il pornesc se aprinde ledul albastru dar el nu se aprinde am bagat si cabul nici nu se aude ,am schimbat aproape toti conzii in sursa dar degeaba rog o sugestie poate ati intampinat acest defect .stima. mentionez ca am gasit cei 2 conzi de 4700mf/6,3v umflati

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scrie pe ea 17pw20 v2 eu am gasit un smd notat ic825 iar pe el scrie B H33 Y0504 intre cei 2 pini da sarma am dezlipit un pin si asa da tot sarma

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Dupa codul scris este dificil de aflat ce este (mos, convertor dc-dc, diode) piesa pe care o banuiti ca este defecta. Daca intre "cei 2 pini da sarma" poate fi asta (intre pinii 1 si 3 are scurt din fabricatie). In functie de locul unde este lipita este foarte usor de aflat ce rol are.

http://www.mouser.com/ds/2/149/FYD0504SA-889264.pdf

Edited by yokoono
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