catalin004 Posted April 4, 2015 Share Posted April 4, 2015 rog si eu un dump probat stima Link to comment
validae Posted April 4, 2015 Share Posted April 4, 2015 Uite dump-ul: 11AK19pro BG-DK.rar Link to comment
catalin004 Posted April 4, 2015 Author Share Posted April 4, 2015 multumesc colegu...rog a se muta la depanari....nu imi stabilizeaza canalul....postul.....im intra un fel de desincronizare H....rog si eu tensinea pe memorie...am gasit 3,,3 , dar o rezistenta de 0 ohmi arsa ....posibil altceva defet....initial sursa defecta Link to comment
validae Posted April 4, 2015 Share Posted April 4, 2015 http://elektrotanya.com/11ak19pro.pdf/download.html 3,3V pe memorie e în regulă. Link to comment
leoncris Posted April 4, 2015 Share Posted April 4, 2015 (edited) "rog si eu tensinea pe memorie" - fix 3.3V. Care'i rezistenta de ... 0 ohmi , arsa ? Ai aici tot ce'ti trebuie : http://monitor.espec.ws/section1/topic106146.html Edited April 4, 2015 by leoncris Link to comment
catalin004 Posted April 5, 2015 Author Share Posted April 5, 2015 J450 era o rezistenta la masa de pe pinul 7 (GND) al memoriei, posibil o siguranta....am gasit-o intrerupta , insa memoria parea ca merge Link to comment
catalin004 Posted April 16, 2015 Author Share Posted April 16, 2015 (edited) Recapitulare:azi incep sa lucrez iar la el...am 8V pe pinii 12 si 37 jungla, 5V pe procesor, 3,6V pe AGC, 5V pe UHF....apare o imagine cu niste brobinte patratoase, nicidecum pureci....nu stiu ce sa-i mai fac, daca ating cu mana pe IF nu face nimic...dump schimbat acelasi lucru.....am indoit de placa insa nu face nimic ...rog ajutor. Meniul OSD apare si face functiile gen volum si AV.....nu am pureci Edited April 16, 2015 by catalin004 Link to comment
dan cod Posted April 16, 2015 Share Posted April 16, 2015 Pe AV merge corect?tunerul e ok? Link to comment
catalin004 Posted April 16, 2015 Author Share Posted April 16, 2015 (edited) merge pe AV, insa imaginea are un contrast foarte scazut....Pe tk am cei 200V....nu cred ca este de la tk, tv a mers de dimineata insa cand am pus placa in sasiu nu a mai vrut, am incercat sa verific fisuri.....nu se vede nimic....tunerul cred ca este ok, mi-a prins canalele(dupa montare nu a mai mers) cum pot vedea daca am semnal FI? cu osciloscopul?direct pe pinii selectorului? dar daca imi lucreaza intrarea FI a junglei? Edited April 16, 2015 by catalin004 Link to comment
dan cod Posted April 16, 2015 Share Posted April 16, 2015 Daca ai avea cu da semnal IF ar fi mai bine eventual din alt TV. Link to comment
catalin004 Posted April 16, 2015 Author Share Posted April 16, 2015 am pus un alt selector alimentat de la o sursa exterioara insa nu vrea sa simta deloc FI...posibil tot memoria?.... Link to comment
dan cod Posted April 16, 2015 Share Posted April 16, 2015 Dumpuri am gasi cu gramada.Ce procesor are asta in el? Link to comment
catalin004 Posted April 16, 2015 Author Share Posted April 16, 2015 SDA5555 A004, am mai scris o data memoria dar mai incerc.....nu cred totusi sa fie jungla cu probleme? Link to comment
Florinel TV Posted April 16, 2015 Share Posted April 16, 2015 uite 3 dumpuri probeazale cine stie poate ai noroc Watson FA5160 (24C08).zip Watson FA5160 (24C08).rar WATSON FA5160.rar Link to comment
catalin004 Posted April 17, 2015 Author Share Posted April 17, 2015 (edited) acelasi lucru...doar ca unele au nevoie de cateva corectii BV.....am observat ca acest tv are aceeasi imagine ca si pe AV....oricum sigur nu este din dump Edited April 17, 2015 by catalin004 Link to comment
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