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三星UA65ES6500J有声无图

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Post time: 2019-2-16 10:25:08
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哪位师傅修过这种机,开机有三星LOGO,跟着灰屏,有声音,背光也正常,量逻辑板VGH电压开机迅间正常,很快变0.6伏,VGL-7伏左右一直正常,用测屏仪点屏正常显示,可以确定是主板问题,但是不知道哪里问题,是芯片?是程序?请教请教
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