virgil_19 Posted February 23, 2012 Share Posted February 23, 2012 Va salut. Am primit acest TVC posibil sas. MC-019A , care nu mai porneste . Este echipat cu : STR F6654 alim. ,TT2140 final linii , LA7840 vertical, TDA7297 amplif, audio , TDA6107JF ampl, RGB TDA 9859. Am nevoie de schema si ceva... indicatii. La pornire se aprinde led. rosu , filament ok , usor 9zgomot (fasiit) in dif. dar fara imagine. U G2=433V, U K rgb= 178V. Ce sa mai caut ? Cu multumiri anticipate , Virgil. Link to comment Share on other sites More sharing options...
dan cod Posted February 23, 2012 Share Posted February 23, 2012 Schema in atas.Mareste screenul sa vezi nu cumva BVul este defect. Link to comment Share on other sites More sharing options...
virgil_19 Posted February 23, 2012 Author Share Posted February 23, 2012 Am icercat sa deschid schema dar nu pot, Apare o multime de nr // ??. Este posibil BV cu ? se incalzeste exagerat rad. Am maritU G2 nu de vede dunga orizontala, numai o ,,pata lumin.". Virgil. Link to comment Share on other sites More sharing options...
dan cod Posted February 23, 2012 Share Posted February 23, 2012 Pentru a deschide schema este nevoie de djvu viewer.Este free pe net.POate fi BVul defect si dunga sa fie sub ecran asa ca grija mare sa nu reteze tubul. Link to comment Share on other sites More sharing options...
virgil_19 Posted February 23, 2012 Author Share Posted February 23, 2012 Multumesc , am redus U G2 dupa vizualizare . Se poate trimite schema fara a mai intra pe net ? Virgil. Link to comment Share on other sites More sharing options...
dan cod Posted February 23, 2012 Share Posted February 23, 2012 Uite schema si in format pdf. Link to comment Share on other sites More sharing options...
virgil_19 Posted February 23, 2012 Author Share Posted February 23, 2012 Va multumesc.Am incercat pe net sa instalez djvu... si am dat de ,, necaz" cu PC. Sper sa-l remediez. Am sa incerc sa schimb BV. si va tin la ,, curent " . Cu stima , Virgil. Link to comment Share on other sites More sharing options...
virgil_19 Posted February 23, 2012 Author Share Posted February 23, 2012 Va salut. Am schimbat BV (LA7840) si TVC functioneaza , dar se incalzeste cam tare -radiatorul. Am verificat condensatorii- C446=450Mf , C443=448Mf , C304=98Mf. Este ,,nornal " ,sau nu ? Cu stima , Virgil. Link to comment Share on other sites More sharing options...
horhogea Posted February 23, 2012 Share Posted February 23, 2012 este normal sa nu depaseasca 60 grade c. Link to comment Share on other sites More sharing options...
dan cod Posted February 24, 2012 Share Posted February 24, 2012 De incalzit se cam incalzeste dar eu am o regula. Cand schimb CIul schimb si conzii . Link to comment Share on other sites More sharing options...
Guest marius80 Posted August 28, 2013 Share Posted August 28, 2013 salut am un tv lg la fel are linie verticala am schimbat CI dar nici o schimbare am luat parte in parte si bobina de deflexie tot ce tine de acest etaj poate sami deie si mie cineva detali despre acest defect multumesc anticipat Link to comment Share on other sites More sharing options...
bobo Posted August 28, 2013 Share Posted August 28, 2013 salut am un tv lg la fel are linie verticala am schimbat CI dar nici o schimbare am luat parte in parte si bobina de deflexie tot ce tine de acest etaj poate sami deie si mie cineva detali despre acest defect multumesc anticipatlinia este de sus in jos sau de la stanga la dreapta,mai greu cu verticalul si orizontalul. parca vad ca-mi spuneti ca este de jos in sus sau de la dreapta la stanga. Link to comment Share on other sites More sharing options...
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