kog1 Posted October 14, 2012 Share Posted October 14, 2012 Tv are sonor dar fara imagine ,iar pe rastru apare cursa inversa de cadre .Va rog sa mi spune ti cateva cauze posibile si daca e posibil si o schema .Multumesc ! Quote Link to comment Share on other sites More sharing options...
radu ionel Posted October 14, 2012 Share Posted October 14, 2012 Ce masuratori s-au efectuat???...Cauze generale!!!;UG2(screean-ul )prea mare,nomal UG2=300/450 >>lipsa tensiunii de alimentare video frecv(placaTK) ce se formeaza din tens. recuperata din trafo linii ,bara de 200v sau mai mica>condensatorul de filtraf uscat de pe aceeasi bara C-10/22mf/250v...matrice defecta...lipsa SVCC...tub defect...etc... Quote Link to comment Share on other sites More sharing options...
FLORIN IORDACHE Posted October 14, 2012 Share Posted October 14, 2012 Va salut ! Dati un click aici : http://elektrotanya.com/11ak19pro.pdf/download.html si descarcati schema. Succes ! Quote Link to comment Share on other sites More sharing options...
dan cod Posted October 14, 2012 Share Posted October 14, 2012 Un alt defect frecvent este CIul final video defect.Uneori cauza este cresterea U1 din cauza rez de 99k din bucla de reglaj a U1. Quote Link to comment Share on other sites More sharing options...
kog1 Posted October 22, 2012 Author Share Posted October 22, 2012 Va multumesc pentru indicatiile date ! Am gasit Ci final vidio TDA 6107Q si R 914 de47ohmi care alimenteaza pin 9 ci vidio cu 200v arse .Dupa inlocuire tv ul functioneaza normal . Quote Link to comment Share on other sites More sharing options...
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