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电脑蓝屏后开不了机黑屏
更新时间: 2021-02-17 20:04:36  

打开显示器电源,显示器会对信号输入接口进行检测,看是否有视频信号输入,如果有,显示器被点亮,转入正常工作状态,此时显示器的指示灯为蓝色。如果没有视频信号输入,显示器会在一段时间后自动转入节能休眠模式,提示无信号输入。此时指示灯的颜色就变成黄色。不同的显示器,在显示器正常工作和休眠状态时指示灯的颜色有所不同。

关键词: 电脑

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