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lipsa sunet contec 3782 mrv


Guest zake

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buna ziua, tuturor!am o problema cu un tv contec 3782 mrv.Este fabricat in Hong KongIntegratele aflate pe placa sunt: TDA 2549, AN 240P, TDA 2543, TDA 1013BM 34300-012sp, la7910TA 8659schema pe care am primit-o de la tv1, caruia ii multumesc pentru amabilitate, nu corespunde aproape deloc cu ce am eu.as avea nevoie de tensiunile pe pini la m34300-012sp, si daca se poate o explicatie, scurta, despre cum realizeaza cresterea sau micsorarea volumului. pe ecran afiseaza cresterea sau desc. pe pinul 8 la tda1013 am semnal, dar la pin 7 tda 1013 tens. 0,2V. tda 1013 noumultumesc anticipat, zake

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