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quadrall

sasiu mc 41a

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tv-ul din titlu cu urm. componente:sursa cu str s6707 , proc gs8334-09b , jungla ta8690an , bv -ta8445kmanifestare : nu desfasoara imaginea pe verticalaam constat lipsa impulsuri pe pin 30 V-out al TA8690AN , tensiunile de alimentare pe aceasta fiind bune ,de asemenea lipsesc si impulsurile V-sinc din pin 2 procesor . am inlocuit TA8690AN dar fara rezultat . posibil si proc defect ?

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