virgil_19 Posted January 17, 2012 Share Posted January 17, 2012 Va salut. Am mare nevoie de schema acestui TVC. Am cautat-o pe forum si nu am gasit. Cu multumiri, Virgil. Link to comment
FLORIN IORDACHE Posted January 17, 2012 Share Posted January 17, 2012 Va salut ! Schema o gasiti pe acest linck : http://elektrotanya.com/daewoo_chassis_ ... nload.html . Succes !!! Link to comment
virgil_19 Posted January 17, 2012 Author Share Posted January 17, 2012 Multumesc domnului Florin ptr. schema . Am inlocuit TDA 3653 -vert. si tvc functioneaza , insa am o cursa inversa a imag. in partea de sus a ecranului.Am inlocuit C308, C309 , C311 , C 312 care erau devalorizati. Ce sa mai caut ?C.I este demontat din alt TVC , care avea alte probleme. Banuiesc ? sa fie bun.Cursa inversa nu apare pe toate programele, numai pe cele cu semnal mai slab. Trecut pe TXT imaginea ,,trepideaza" pe verticala (tremura). Virgil. Link to comment
Toni Marginean Posted January 17, 2012 Share Posted January 17, 2012 Verificati filtrajele tensiunilor livrate de sursa cat si cele derivate din acestea. Link to comment
dan cod Posted January 17, 2012 Share Posted January 17, 2012 Daca electroliticii din BV sunt schimbati este din CI defectul. Link to comment
virgil_19 Posted January 17, 2012 Author Share Posted January 17, 2012 DA am schimbatC inclusiv C304=0,47mf/50v , TDA3653B schimbat era cu scurt intern intre pin 4 si5 si era groaznic de fierbinte , Voi incerca sa fac rost de un nou integrat . Cu stima Virgil. Link to comment
virgil_19 Posted January 19, 2012 Author Share Posted January 19, 2012 Va salut. Am inlocuit C.I. cu unul nou si TVC functioneaza OK . Cu stima, Virgil. Link to comment
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