SEBYKO_76 Posted July 26, 2009 Share Posted July 26, 2009 Buna ziua....sper ca nu deranjez...Am un TV HYUNDAY model HRH 21M F care are tubul magnetizat ( la coturi )... Am incercat sa-l demagnetizez cu un magnet, dar dupa indepartarea magnetului, revine la defectul initial. Nu reusesc.Oare ar fi si alta metoda pentru demagnetizare? Sa fie defecta bobina de demagnetizare ? Multumesc tuturor. Link to comment
maresmircea57 Posted July 26, 2009 Share Posted July 26, 2009 Opriti televizorul din intrerupator(sau scoateti stecherul din priza ) si lasati-l 15-20minute. Porniti apoi televizorul si vedeti daca sa remediat defectul. Daca nu, repetati de 3-4 ori, si daca nici atunci nu sa demagnetizat, inseamna ca tv. are cicuitul de demagnetizare defect si trebuie reparat(PTC defect, sau contacte imperfecte) Ori demagnetizati cu bobina de demagnetizare. Link to comment
SEBYKO_76 Posted July 26, 2009 Author Share Posted July 26, 2009 Multumesc mult...Am sa verific circuitul de demagnetizare, sigur este defect...Inca o data... multumesc.. Link to comment
misuraelectronic Posted July 26, 2009 Share Posted July 26, 2009 aproape toata seria hrh este facuta cu sasie chinezesti...la astea ptc-urile sint de o calitate absolut execrabila...nu stiu de ce , dar am o presimtire ca ptc-ul va fi pina la urma... Link to comment
SEBYKO_76 Posted July 27, 2009 Author Share Posted July 27, 2009 L-am rezolvat...Multumesc.... PTC-ul defect...L-am inlocuit... Link to comment
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