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Phlips GR1-AX PROLEME IN SURSA!!!!


spyry

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Salutare meseriasi. Am pe bancul e lucru un tv marca Philips cu sasiul GR1-AX,care nu vrea sa porneasca ,am masurat tensiunile de la intrarea in sursa si sunt OK,problema este ca nu are nici o tensiune corecta pe iesire,B+=4V,iar tensiunea de 9v=0v,se aude un tiuit ca de tantar in chooper,amscos mufa de la bobinele de deflexie H pe care se afla si strapul de la B+ la trafo linii am un bec de alimentat tv-ul si apoi am conectat paralel cu bec de 60wsi acesta s-a aprins :aplauze asa deci sursa e la ee buna,si am cuplat mufa de la deflexia H si surpriza a aparut imaginea corecta,am decuplat din mers becul si imaginea aramas perfecta.Problema este ca nu porneste in mod normal.

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