1、看看显示器电源是否接通,看看显示器开关是否打开,然后再看看你的主机电源指示灯是否亮。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/9922720e0cf3d7ca97be40a2f91fbe096a63a99e?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
2、听听主机通电后的声音,清脆的一声‘嘀’并且电源、cpu、显卡的风扇都转到话,要考虑看你的显卡是不是出问题了,连续的‘嘀嘀嘀’声,看看显卡和内存的金手指是否因氧化产生接触不好。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/e824b899a9014c08a78c5771017b02087af4f4ab?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
3、如果还是黑屏,看看你的CPU及他的供电模块,看看cpu周围的电容是否爆浆,闻闻是否有焦糊的气味,如果有气味,就是硬件损坏了。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/0b7b02087bf40ad1ad53b8375c2c11dfa8ecceab?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
4、开机,出完电脑品牌后,按F8,回车,进安全模式里,高级启动选项,最后一次正确配置,回车即可。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/4d086e061d950a7bce82311001d162d9f3d3c9ab?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
5、进安全模式,正常启动,回车,到桌面,全盘杀毒。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/0b46f21fbe096b6307ae218407338744eaf8acab?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
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