sad7477 Posted April 1, 2010 Share Posted April 1, 2010 TV FUNCTIONEAZA DAR NU VAD IMAGINEA AM GASIT CELE TREI TRANZISTOARE 2SA1266 ARSE CARE DUC LA CULORI RGB SPRE TK AM MASURAT TENS 180 de v pe tk e corecta am 12 v corect pe tk am filament am 160 v colectorii finalilor video...pe rgb din tda 8362b am 1.2 v pe fiecare culoare ...am rastrul dar e gri si nu vad imaginea am marit g2 se vad ...cursa inversa imagine nu ...am sunet ...vreo sugestie ....sau o schema ....inclin sa cred ca este ...tda 8362b ars ..tv cauta programele le gaseste se aude ...se vede osd normal verde...dar nu este imagine multumesc antici[pat... Link to comment
naebv Posted April 1, 2010 Share Posted April 1, 2010 Verificati si prefinalii video Q512,513,514. Schema o luati de aici (folositi pe viitor functia cautare)viewtopic.php?f=17&t=40445&p=348353&hilit=mc64a#p348353 Link to comment
GYON Posted April 1, 2010 Share Posted April 1, 2010 .pe rgb din tda 8362b am 1.2 v pe fiecare culoare . Tensiunea corecta pe iesirile RGB la TDA 8362 (pinii 18, 19, 20) este cuprinsa intre 2,5V si 3V. Posibil TDA 8362 defect! Prefinalii sunt OK.??? Link to comment
sad7477 Posted April 1, 2010 Author Share Posted April 1, 2010 prefinali ok masurati se deschid 0.5v Link to comment
naebv Posted April 1, 2010 Share Posted April 1, 2010 http://www.eserviceinfo.com/downloadsm/44422/LG_.html Link to comment
sad7477 Posted April 5, 2010 Author Share Posted April 5, 2010 am schimbat tda ul acusi functioneaza....multumesc de ajutor...deci era defect doar pe partea de culori... Link to comment
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