trendafil Posted June 19, 2018 Report Share Posted June 19, 2018 Postovani, dosao sam u posed pojacala koje je od samog starta imalo problem sa jednim kanalom, u smislu da se cuo tise, nekad se to pretvaralo u sum i posle nekog vremena se situacija popravljala. Sada vec dva dana na desnom kanalu se ne cuje nista. Takodje sustanje postoji i na levom ali povremeno. Ono sto sam uspeo da vidim jeste po nekim forumima da je ovo generalno cest problem sa ovim Pioneer-om. Pominju se neke diode, ne razumem se, pa ako moze pomoc da li ovo moze da resi problem? I was reading a thread on another forum where a member was also having trouble with his A-77X, although with noise in one channel. He was advised to check zener diodes 1-4 on the board labeled by the service manual "gwh-171" as well as two (C3 and C5) 100uf 25v electrolytic caps. Would this be well advised in my situation? It cured his issue. The diodes are only 22v half-watt parts- seems a little on the light side. Hvala unapred. Quote Link to comment Share on other sites More sharing options...
giZ_Mo Posted June 19, 2018 Report Share Posted June 19, 2018 7 sati ranije, trendafil said: Pominju se neke diode, ne razumem se, pa ako moze pomoc da li ovo moze da resi problem? Ако се не разумеш зашто се уопште петљаш у те ствари? Дакле, јесу диоде у питању и тз. ценер које обезбеђују напон улазном комплементарном пару фетова 2SK129A. Иначе су за 22В, а кондезатори од 100µF ( C3/C5 ; C4/C6) су паралелно везани диодама. Да ли се након стављања у погон чују релеји који су заштитном склопу појачавача? Quote Link to comment Share on other sites More sharing options...
trendafil Posted June 19, 2018 Author Report Share Posted June 19, 2018 Pa hteo bih da saznam da li je to problem, naravno da imam dobar servis u mestu otisao bih bez razmisljanja. Sto se tice releja, cuju se. Quote Link to comment Share on other sites More sharing options...
giZ_Mo Posted June 19, 2018 Report Share Posted June 19, 2018 3 minuta ranije, trendafil said: naravno da imam dobar servis u mestu otisao bih bez razmisljanja. Правац сервис. Quote Link to comment Share on other sites More sharing options...
trendafil Posted June 19, 2018 Author Report Share Posted June 19, 2018 Razumem Da li mogu dobiti informaciju gde da odnesem uredjaj u Nisu, to mi je najblize? Quote Link to comment Share on other sites More sharing options...
giZ_Mo Posted June 19, 2018 Report Share Posted June 19, 2018 Ја појма немам али ће ваљда неко са југа да се јави. Контактирај члана @siroma он је из Ниш. Quote Link to comment Share on other sites More sharing options...
Recommended Posts
Join the conversation
You can post now and register later. If you have an account, sign in now to post with your account.