Robert22 Posted December 6, 2010 Share Posted December 6, 2010 salutari am acest Grundig cuc 5361 la pornire aveam sunet dar lipsa imagine dupa cateva secunde intra in st-by am inlocuit electrolitici din sursa acuma porneste tv-ul dar la pornire tot nu am imagine tre sa butonez programele ca sa intre imaginea dupa c intra imaginea am pe cateva posturi cursa inversa corectati-ma daca gresesc eu personal inca nu am intalnit acest defect am sa adaug cateva poze, as fi recunoscator daca a-ti putea sa imi dati niste sfaturi ptr a repara acest tv. Respecte! asa arata la pornire http://oi52.tinypic.com/2uei61c.jpg asa cand apare imaginea http://oi52.tinypic.com/346ucrd.jpg Link to comment Share on other sites More sharing options...
Toni Marginean Posted December 6, 2010 Share Posted December 6, 2010 Incercati si schimbarea condensatorului de filtraj al tensiunii de +180V (de alimentare a finalilor video). Link to comment Share on other sites More sharing options...
daisarqx Posted December 6, 2010 Share Posted December 6, 2010 inlocuiti c463 Link to comment Share on other sites More sharing options...
dosa Posted December 7, 2010 Share Posted December 7, 2010 schimbati si condensatoarele din cadre ( inclusiv cel de filtrajul alimentarii cadrelor) Link to comment Share on other sites More sharing options...
Robert22 Posted December 7, 2010 Author Share Posted December 7, 2010 nu va suparati dar nu gasesc c463 ce valoare are? Link to comment Share on other sites More sharing options...
Toni Marginean Posted December 7, 2010 Share Posted December 7, 2010 Salut! Aceeasi intrebare i-am pus-o si eu aseara, iar apoi am observat ca este montat in colectorul tranzistorului T463 si are valoarea de 100 microfarazi/25V. Bafta! Link to comment Share on other sites More sharing options...
daisarqx Posted December 7, 2010 Share Posted December 7, 2010 pin 10 tda8214 ,dupa r463 Link to comment Share on other sites More sharing options...
Robert22 Posted December 7, 2010 Author Share Posted December 7, 2010 am gasit am inlocuit se rezolva treaba cu pornirea dar dungile tot nu au disparut Link to comment Share on other sites More sharing options...
Robert22 Posted December 8, 2010 Author Share Posted December 8, 2010 am mai gasit c563 umflat si crapat am inlocuit dar tot apar acele dungi pe imagine ce ar mai putea fi cauza? Link to comment Share on other sites More sharing options...
Robert22 Posted December 20, 2010 Author Share Posted December 20, 2010 nu am reusit sa dau de cap la aceasta problema are cineva ceva sfaturi in afara de ? http://oi52.tinypic.com/346ucrd.jpg Link to comment Share on other sites More sharing options...
PETRE66 Posted December 20, 2010 Share Posted December 20, 2010 cauta c-ul de 2u2 sau 4u7 . Link to comment Share on other sites More sharing options...
georgel29 Posted December 20, 2010 Share Posted December 20, 2010 TDA8214 este o catastrofa !Curata si lipeste la meserie toti pinii, inclusiv cei din mijloc pt radiator ! Link to comment Share on other sites More sharing options...
PETRE66 Posted December 20, 2010 Share Posted December 20, 2010 TDA8214 este o catastrofa !Curata si lipeste la meserie toti pinii, inclusiv cei din mijloc pt radiator ! LM317 ....))) !!! Link to comment Share on other sites More sharing options...
georgel29 Posted December 21, 2010 Share Posted December 21, 2010 TDA8214 este o catastrofa !Curata si lipeste la meserie toti pinii, inclusiv cei din mijloc pt radiator ! LM317 ....))) !!!E vreo poanta si nu o inteleg eu ???Nu e o tampenie sa bagi in aceasi capsula care se incalzeste puternic: final cadre, osc de linii si osc cadre ?Eu sunt patit cu un Grundig identic ! Link to comment Share on other sites More sharing options...
Robert22 Posted December 22, 2010 Author Share Posted December 22, 2010 am inteles caut sa schimb TDA si LM dar problema cu dungile de ce nu apar pe fiecare program ? sunt programe Tv unde am imagine ca oglinda fara nici o problema iara sunt programe unde am acele dungi care apar de la mijloc in sus.Stima! Link to comment Share on other sites More sharing options...
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