系统 redhat 6.2

机器型号:dell T1500

显卡型号:NVIDIA Quadro NVS 295

 

今天在一台dell机器安装redhat 6.2 时    不管是选择文本安装还是图形化安装,在选 择完后显示器都 提示  超出频率 无法显示     然后就是无信号输入   ~~~~~~~~~~

后来在redhat官网上查到以下消息、

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Installing Red Hat Enterprise Linux 6 with the NVIDIA Quadro NVS 295 video card

Updated 26 Jul 2011, 4:02 PM GMT

Issue

  • When installing Red Hat Enterprise Linux 6 with the NVIDIA Quadro NVS 295 video card, the system will appear to hang at a blank screen

Environment

  • Red Hat Enterprise Linux 6.0
  • NVIDIA Quadro NVS 295 video card present in the system

Resolution

  • Use the nomodeset boot line parameter when starting the installation.
  • Please refer to section 7.1.3 of the Installation Guide for further information on boot options during installation.

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nomodeset是针对Nvidia显卡来说的,其他显卡还有其他对应的参数。因为最新的内核已经将图形模式挪进了内核里面,在X服务加载X驱动之前就可以指定硬件时钟频率并注册显卡,本意是想在一开始就提供一个高画质的启动界面,然后平滑过渡到登界面,不过杯具的是这在一些显卡上并不能正确执行,于是就以黑屏告终。加上nomodeset参数后就会告知内核在X启动前不要加载图形模式而是以BIOS模式启动。 如此说来其实加nomodeset参数并不需要删除quiet和splash的        

以上部分资料收集于网上