电脑开机,CPU风扇有转动,但显示器没反应,键盘灯不亮,鼠标灯亮。

2025-03-17 00:39:50
推荐回答(3个)
回答1:

原因是电脑主机里面的硬件发生了问题。
通常问题的原因都是硬件接触不良,建议你进行如下的操作,注意一定要戴上防静电手套。
1、断电,打开机箱,清理下灰尘,特别是CPU风扇的灰尘,并检查CPU风扇是否正常转动。
2、断电,打开机箱,插拔内存,用橡皮擦拭金手指部分,重新插紧(不要反了)。
3、插拔显卡,用橡皮擦拭金手指部分,重新插紧(卡扣要扣上)。
4、拔掉电源线,抠掉主板纽扣电池,等待三分钟,重新装回主板。
5、如以上操作都不能解决问题,建议送修维修中心。

回答2:

先试下把主板从机箱拿出来,只接电源,CPU其他全部不上直接开机看会不会报警,如果不会,再换一块主板,如果还是不行说明你的CPU有问题

回答3:

你还有硬盘,和显示器的问题,主板有问题会报警,键盘的指示灯就大写,小键盘和滚动锁定。一般开机默认关闭,无视。硬盘有问题屏幕会进bios
现在你应该检查显示器,还有数据线的问题

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