spyry Posted May 18, 2009 Share Posted May 18, 2009 Salutare tuturor!!Am primit la reparat un tv GRANADA model C22ED6 adus din Anglia ,cu urmatorul defect,pe centrul ecranului apare o dunga verticala de vero 15cm care este stabila si peste dunga apare imaginea intoarsa, in stinga si dreapta dungii imaginea normala pare a fi un defect din sincro ,am inlocuit IC TDA2579;condensatorii din etajul sincro ;modulul ttx ,dar nici o modificare ,nu stiu ce sa mai verific va rog ajutatima cu o schema si ceva sfaturi.MULTUMESC ANTICIPAT!! Proc MAB8441P T112 ;IC sursa TDA 4600;sunet TDA8190. Link to comment
palcu ion Posted May 18, 2009 Share Posted May 18, 2009 ai fi mai explicit daca ne-ai trimite o poza,defectele "video" in afara de "dunga" sunt mai bine percepute si analizate daca sunt si vizualizate Link to comment
spyry Posted May 18, 2009 Author Share Posted May 18, 2009 Domnu Palcu momentan nu pot atasa o poza din motive tehnice, dar va rog totusi daca ma puteti ajuta cu o schema !PS dunga apare si fara antena . Link to comment
tv1 Posted May 18, 2009 Share Posted May 18, 2009 Service manual Decca sasiu 170;171;172;180 ( trei parti ) http://www.eserviceinfo.com/downloadsm/ ... 9892C.html Link to comment
maresmircea57 Posted May 18, 2009 Share Posted May 18, 2009 Verificati(conform schemei date de tv1), pin 12 (flybk) -R401-C401-trafo linii.Vedeti diagrama 402. Mai verificati si C403 , C405 , C406 ,sau reglati R403 , R411 pana obtineti o imagine stabila. Link to comment
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