clony Posted January 30, 2013 Share Posted January 30, 2013 Sasiu 700FD Calculatorul era oprit dar monitoru era pornit si se auzea un ticait vroiam sa ma uit la el dimineata dar sormea la deschis inainte si a pocnit siguranta la monitor. Condensatoru de 400v 180/uF era umflat si devalorizat(am pus altu) mosfetu(k2141) era dus am pus cef02n6, R706 0.27ohm/3w(am pus 0.47) , D709 18v(am inlocuito cu 4148 pt ca era cam stearsa si din lipsa de experienta, dupa ce am gasit schema am pus z18v) am inlocuit toate 4148 am verificat restudiodelor si sunt ok, am inlocuit uc3842 cu 3843 am pus becu in loc de siguranta(se aprindea si se stinge rpd asta e ok) dar nu se aprindea monitorul.Azi am pus 3842 si sa ars mosfetu iara. Am scos majoritatea rez din primar si le-am masurat si erau bune. Link to comment
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