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电脑显示无视频接入怎么回事
更新时间: 2020-11-08 00:00:00  

电脑显示器没有视频输入分两种情况:

1、显示器未通电(电源指示灯不亮)或通电(电源指示灯亮)但无信号或屏幕显示“nosighal”,前者表示电路不通,或者是电源接口或电源线接触不良或损坏,后者一般是内存条松动或氧化而接触不良;

2、显示器数据线接触不良,或内存、显卡、显示器或数据线损坏。

关键词: 电脑 显示 视频 接入 怎么 回事

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