电脑风扇转 显示器不亮

2024-11-29 06:49:52
推荐回答(5个)
回答1:

  1、显示器不亮,首先考虑的是VGA线接触不良,可以尝试拔掉屏幕背后和主机箱上的屏幕连接线,重新连接试一下。
  2、通常如果第一种办法不能解决问题的话,就试一下这个方法。首先要按住电源键强关电脑。
  3、卸掉电脑主机后面的螺丝(通常是两个),拆掉侧面的机箱面板。
  4、打开机箱可以看到在风扇的旁边有两个卡槽,至少有一个卡槽里插着一个内存条(通常是绿色的),把内存条两侧的卡扣往外掰,取出内存条。
  5、拿软布擦拭内存条的金属片,清除卡槽里的灰尘,然后把内存条原样装回去。此时需要用力往下按,并将两侧的卡扣掰回原位,听到“啪”的两声才算是把内存条卡住稳定住了。这时再开电脑就可以了。

回答2:

首先,你能偶尔开到机器说明北桥南桥BIOS没问题
风扇能转,说明有供电。不过不排除供电有问题。我朋友的电脑就是什么都能动,就是没显示。最好换了个电源没事了。
你都换过了,说明只剩下主板和电源
看看你的主板上面靠近CPU附近的电容有无鼓起,因为那里是供电区。我又有个朋友的机器很久没用,一开就开不了,什么都转,就是点不亮。用诊断卡代码提示CPU的问题,换CPU不行,又没发现电容鼓起,后来拿去修,原来是CPU附近的原件(不是电容)坏了,导致对CPU供电不正常,致使CPU不能正常工作,所以开不了机。
建议单拿主板去修,如果能开机的话,你就不用出钱,如果不能,就叫他帮你修。

回答3:

内存和显卡拔了重新插回去就可以了,这个问题机子久点都会有,很正常的!你换的话可能是兼容性不好,所以还是没起来!

回答4:

这种显示是你的主机不稳定.
你里面肯定是有内存的,先从这个来下手,换内存不是唯一的测试方法,你可以把插槽重新插哈,用毛刷子清理下子.
说主板有问题也是很正常,因为你换了很多东西还是一样的问题.

最好的办法就是拿到专业的维修那里去看下

你也可以用手去感觉下,你在开机状态感觉下桥芯片的温度.
如果温度在开了一会后就很热.
就是主板的温度.

回答5:

把你的内存拔下来从新插一下。

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