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nipin ct20s


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Buna seara.Am un tv nipon ct20s care nu pleca,am gasit dioda zener din sursa r2m scurt ,am inlocuit-o si tv-ul a pornit ,numai ca peste citeva zile a venit inapoi cu u1=190 dioda initial e buna ,dar dupa 2,3 porniri crapa.Doresc o schema sa vad ce si cum tv-ul e cu str54041 pe sursa pca 84c 440 proc tda 4505 pe culoare,are sursa pe o placa separata..Multumesc.

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