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微星P43-Neo3主板开机断电维修实例

作者:admin    信息来源:本站原创    点击数:    更新时间:2014/5/14
核心提示:微星P43-Neo3的主板,LGA775的CPU架构,故障现象为插CPU正常加电,15-20秒左右后自动断电。插假负载后开机也是一样。并且断电后短接开关不能加电,量测主板上的所有电压,发现3VSB电压被拉低为1.8V左右。

 

WEIXINGP43-Neo3DEZHUBAN,LGA775DECPUJIAGOU,GUZHANGXIANXIANGWEICHACPUZHENGCHANGJIADIAN,15-20MIAOZUOYOUHOUZIDONGDUANDIAN。CHAJIAFUZAIHOUKAIJIYESHIYIYANG。BINGQIEDUANDIANHOUDUANJIEKAIGUANBUNENGJIADIAN,LIANGCEZHUBANSHANGDESUOYOUDIANYA,FAXIAN3VSBDIANYABEILADIWEI1.8VZUOYOU,YUSHIGENGHUANCHANSHENG3VSBDEQ32,XINGHAOWEI7313,WUZUOYONG,GENGHUANCHANSHENG3VSBQUYANGDIANYADEMS-6,HAISHIWUXIAO,JIEZHEGENGHUANCH10NANQIAO,RENGRANYUYUANLAIYIYANG。ZHEISHIJIUGANJUEWUCONGXIASHOULE,HOULAISHIZHEBUJIAJIAFUZAIYEBUJIACPUJIADIAN,FAXIANMEIYOULEZIDONGDUANDIANXIANXIANG,YUSHIHUAIYIGUZHANGCHUZAICPUGONGDIANFANGMIAN,YUSHIBUCHAXIAO12VCHATOUJIADIANCESHI,YESHIMEIYOUZIDONGDUANDIANXIANXIANG,YIBANBUCHAXIAO12VZHENGCHANG,SHUOMINGGONGDIANDEMOSHUODIANYUANICYOUGUZHANG,XIANGENGHUANDIANYUANIC,ISL6569,RANHOUJIADIANKAIJI,YIQIEZHENGCHANG,CIBANXIUFU。

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