emil db Posted June 26, 2012 Share Posted June 26, 2012 Va prezint un defect la un 11ak30 caruia nu reusesc sa-i dau de cap.Simptoma:inalta lipsa(etaj linii cu probleme)Constatari:are sunet,sursa debita tensiuni corespunzatoare schemei,la pornire ledul devine verde,pe BU808 am115v.Schimbat:Tr. draiverX112,cod 10uf din baza bu-ului,schimat BU808dfi si nimic.Am scos si diodaprin care se alimenteaza cadrele din trafo de linii pt. a elimina un defect pe cadre.Va rog cine imi poate da o idee ce se intimpla?Nu am nici oscilocop sa vad ce se intampla inbaza finalului de linii.Si inca un amanunt care va poate ajuta:la conectare la retea se aude tacanit(3-4ori)cum ar intra protectia.Daca ii dai ON urmeaza ce-am descris mai sus.Multumesc,poate a-ti intilnitacest defect. Link to comment
emil db Posted June 26, 2012 Author Share Posted June 26, 2012 Nu l-am schimbat,eu ma tot gandesc sa nu fie din microprocesor sau trafu!!!Te referi la100nf/250v? Link to comment
dan cod Posted June 26, 2012 Share Posted June 26, 2012 Ala da.Nu are treaba cu traful de linii. Link to comment
emil db Posted June 27, 2012 Author Share Posted June 27, 2012 Multumesc TIBY,ai avut dreptate a fost condul intrerupt. Link to comment
Recommended Posts
Create an account or sign in to comment
You need to be a member in order to leave a comment
Create an account
Sign up for a new account in our community. It's easy!
Register a new accountSign in
Already have an account? Sign in here.
Sign In Now