vali35 Posted October 27, 2012 Share Posted October 27, 2012 Buna . Am un tv Daewoo sasiu cp 185 g , in prima faza nu pornea si ledul palpaia , am verificat finalul linii care era defect l-am inlocuit dar tot asa se manifesta si frecventa linii nu era in baza . Am verificat sursa pe bec -ok, tensiunea de 5 v era undeva la 3 v iar pe tuner sub 1 v . am decuplat tunerul si 5v este ok ,dar tot nu porneste si ledul nu mai palpaie . Am schimbat procesorul si incearca sa porneasca (apare impulsul sincro in baza ) de 4 ori si ramane in stand-by.Am schimbat memoria , tot asa .Am schimbat tunerul cu un uv1316 dar nimic .Va rog poate ma puteti ajuta cu un sfat . Va mltumesc ! Link to comment Share on other sites More sharing options...
popa ionut Posted October 27, 2012 Share Posted October 27, 2012 Sa inteleg ca ai avut tunerul defect?atunci schimba si memoria mai mult ca sigur este defecta...scl..sda in scurt... Link to comment Share on other sites More sharing options...
dariuspopescu Posted October 27, 2012 Share Posted October 27, 2012 Pe marginea placii, in zona tunerului, ai un zener de 5V care mai poate face probleme(in urma unor descarcari incasate prin antena). Link to comment Share on other sites More sharing options...
vali35 Posted October 27, 2012 Author Share Posted October 27, 2012 tunerul clar ca este defect l-am inlocuit cu un UV1316 ,ca si conf. pini pare a fi identic , dioda este buna ,nu stiu memoria trebuie scrisa ? va multumesc tare mult pentru raspunsuri ! Link to comment Share on other sites More sharing options...
popa ionut Posted October 27, 2012 Share Posted October 27, 2012 Vezi ca la sasiul asta mi-se pare ca nu porneste daca nu este tunerul care trebuie!!!daca pui alt tip de tuner nu pleaca...memoria trebuie SCHIMBATA si rescrisa..daca nu ai alta incearca cu una goala.dar mare grije la tuner.... Link to comment Share on other sites More sharing options...
FLORIN IORDACHE Posted October 27, 2012 Share Posted October 27, 2012 Va salut ! Daca vreti dumpuri, atunci dati un click aici : viewtopic.php?t=131145&p=1126016#p1126016 .Succes !! Link to comment Share on other sites More sharing options...
vali35 Posted October 27, 2012 Author Share Posted October 27, 2012 va multumesc ! numai bine ! Link to comment Share on other sites More sharing options...
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