vio2007 Posted May 24, 2020 Share Posted May 24, 2020 (edited) Schema ОМШ-3М:http://www.cqham.ru/forum/attachment.php?attachmentid=26533&d=1226173698 Ceva despre reparatia lui aici:https://pro-radio.ru/repair/13098-3,traduci cu google de preferat in engleza si mai afli cate ceva. Edited May 24, 2020 by vio2007 Link to comment
Lonerider Posted May 26, 2020 Author Share Posted May 26, 2020 Multumesc. Studiez si incerc sa-mi rebobinez un transformator. Link to comment
Lonerider Posted November 30, 2020 Author Share Posted November 30, 2020 (edited) Am schimbat cei cativa condensatori electrolitici din interior, unii au curs. Ramane o problema cu spotul. Apare ca in imaginile de mai jos. Ce as mai putea sa verific? https://postimg.cc/JG3ctjbn https://postimg.cc/PPnQtSv9 https://postimg.cc/6TvhJkqC Edited November 30, 2020 by Lonerider Link to comment
Nostalgic Posted December 1, 2020 Share Posted December 1, 2020 Dacă mai dispuneți de un osciloscop să vizualizați semnalul rampă dacă are forma corectă. Link to comment
Lonerider Posted December 1, 2020 Author Share Posted December 1, 2020 Mai am unul, nu prea stralucit, dar merge la vizualizat. O sa pun si o schema, poate ma ajutati unde sa verific. La osciloscoape si tv-uri nu m-am bagat deloc, pana acum. Mai e si in rusa schema, mai greu sa iau copy-paste din ea, nici nu e foarte detaliat explicat in ea. Link to comment
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