再开机正常进入win 7 ,当开歌时发现没有声音,就看看sound那边是不是换了mute,却没有换但只看到speaker icon显示打叉no speaker or headphone plug in,然后试下recovery 再restart果然回复正常可以播放声音。
但是关机后再重开声音又没有了~到底要怎样解决?还是意味是时候要拿去Format?
麻烦IT高人指点~
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