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ELFORUM - Forumul electronistilor

Tv Nei model 2024 TX


Guest ratdan85

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Guest ratdan85

Buna dimineata tuturor!!!Am un tv nei care am tensiunea mare pe colector (U1) al transistorului final linii 180v in stand by,cupland un bec pe colector la bu tv-ul porneste si totusi nu afiseaza meniul.Daca stie cine va despre acest model va rog sa-mi dati vre-o idee.Va multumesc!!! :sparge:

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Rezistenta de 27k(sper ca tot valoarea asta o are si la 10.4 la 10.3 asa este din pacate pe telefon nu pot vedea schema) trebuie si aia verificata.Daca este intrerupta creste U1 in stby.

Da, si R115 =27k intra in calcul ( circuitul clamp ).
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