01
观察电脑指示灯,如果指示灯显示为正常的绿色,屏幕却没有画面,可能是屏幕损坏,联系售后进行维修即可,如果显示为黄色,可能是线路连接问题,检查电脑后面的线是否插好,或者拔出连线重新连接。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/d53f8794a4c27d1e850661d217d5ad6eddc43887?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
02
如果我们无法分清是否电脑显示屏出现了问题,我们可以换个电脑主机试试,如果在另外的主机上能够正常使用,那么就是主机的问题了,接着来看看与主机有关的几种情况。
03
拆开主机,查看是否是风扇散热出现了问题,这种情况会造成电脑开机失败,自动关机。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/10dfa9ec8a136327d2fe98259d8fa0ec08fac791?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
04
接下来检查内存条是否故障。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/503d269759ee3d6decd5dddd4f166d224f4ade91?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
05
检查显卡是否过热。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/b64543a98226cffc9b0ae5a4b5014a90f603ea80?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
06
检查上述问题都不存在时,我们可以更换一个插板试试,经过长时间的使用,插线板内的铜片可能已经生锈。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/908fa0ec08fa513d90b936c8316d55fbb2fbd991?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)