ubuntu12.04开机黑屏解决方法
<p style='margin: 0px; padding: 5px 0px; outline: none; font-size: 14px; line-height: 30px; font-family: tahoma, arial, "Microsoft YaHei";'>实验一：排除硬件故障</p>
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光盘启动，一切正常，说明不是硬件的问题，顺便检查了硬盘没有问题。</p>
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实验二：排除版本问题</p>
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启动时按 shift 键出现grub菜单。<br>
选择其他内核版本启动，仍然黑屏。</p>
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实验三：查看错误提示</p>
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在显示grub菜单的时候，按 e ，可以调整内核启动的参数，把 quiet splash 改成 text splash。<br>
F10 启动后，进入命令行模式。<br>
startx进入图形模式，报 Error:API mismatch: the NVIDIA kernel module ... ，找到故障原因，是nvidia 显卡驱动不完全安装造成无法进入图形模式。<br>
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<span><u>复制代码</u></span>
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代码如下:</p>
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sudo apt-get purge nvidia* <br>
sudo apt-get install nvidia-current-updates-dev</div>
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然后重新启动，问题解决。</p>
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