我们在生活中,电脑容易出故障,但是故障又很小,拿去修理店,又不划算,怎么办,今天我来教大家如何解决电脑开不了机的问题!
注:需要准备主机一台显示器
方法一
第1步
电脑主机开机后,显示器上没反映,主机灯正常亮。显示器显示无信号或检测信号线。
![](/pic.php?url=https://exp-picture.cdn.bcebos.com/555acf0ff2260d9ab9507e2a622abab84340a5f1.jpg?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_500%2Climit_1%2Fformat%2Cf_auto%2Fquality%2Cq_80)
![](/pic.php?url=https://exp-picture.cdn.bcebos.com/6bbfdd14f1c595eed09fde9427530688902c9af1.jpg?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_500%2Climit_1%2Fformat%2Cf_auto%2Fquality%2Cq_80)
第2步
第一种检测方法,查看显示器的连接线是否有松动。
1、查看线路是否有松动。将显示器背面的VGA接口,重新拨出,然后再重新插入。
然后再检测主机后面VGA接口是否有松动,将VGA接口拨出,重新插入。
![](/pic.php?url=https://exp-picture.cdn.bcebos.com/dda98e4800fc77f703503693c8715fdb372090f1.jpg?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_500%2Climit_1%2Fformat%2Cf_auto%2Fquality%2Cq_80)
![](/pic.php?url=https://exp-picture.cdn.bcebos.com/2184380f8835dd8aff802cb403013870d44187f1.jpg?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_500%2Climit_1%2Fformat%2Cf_auto%2Fquality%2Cq_80)
第3步
第二种伟科检测方法,CPU风扇灰清理
CPU风扇上的灰太多,需要清灰。将主机箱,机盖背板用螺丝刀信裁脂打开,将娃番CPU风扇拿下来清理。
由于CPU风扇灰太多,导致CPU的散热不好,CPU过热导致无法正常开机。
![](/pic.php?url=https://exp-picture.cdn.bcebos.com/3931cb413a8ca6080851fd4fdb8c9bcec6f8fef1.jpg?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_500%2Climit_1%2Fformat%2Cf_auto%2Fquality%2Cq_80)
![](/pic.php?url=https://exp-picture.cdn.bcebos.com/5c9c964ce54a2f2750b141b5e00192dd3240f4f1.jpg?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_500%2Climit_1%2Fformat%2Cf_auto%2Fquality%2Cq_80)