电源不够显卡会运行吗?比如显示器显无信号

2025-03-15 04:33:46
推荐回答(3个)
回答1:

  电源不够显卡不会运行,显卡点不亮,显示器会处于死机,黑屏状态,不会在显示器上显示无信号。

  一般显示器无信号输出有几种可能:

  1. 显示器连接线没有接好。检查显卡与视频输出线是否完全接好,是否有接触不良,接口松动或者输出接口针脚外端导致没有连接好的情况,可以插在集显上或者换个显卡试试;

  2. 没有搜索到信号源。常见的显示器上都有AUTO这个选择按钮,在显示器没有信号输出时可以按一下AUTO选择自动搜索信号;

  3. 硬件上的损坏。显示器烧坏等故障会导致无信号输出,可以换个显示器,或者换另一个接口输出的显示器;

  4. 显卡没有完全安插在主板上。如果显卡没有安装好会导致显卡不通电,无法正常输出,检测显卡是否安装好,重新把显卡卸下来再安装,或者把显卡的金手指擦拭一下再安装;

  5. 使用排除法和替换法硬件设备。在完全检测线路完好有条件的情况下,可以尝试替换显卡,显示器,主板等硬件设备来排查问题。

回答2:

好一点的电源都是有欠压保护的,也就是说当功率不够的时候,电源会自动断电保护,也就是说关机了

回答3:

在待机或者电脑不是满载的情况下,电源不够用电脑也会正常运行的,电源不足只会出现在电脑满载或者功耗比较大的时候,出现死机,重启,黑屏等等,但是重启后会正常。

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