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By recording in Ubuntu 14.04 Nvidia graphics driver installed and set up, due to the replacement motherboard repair after grub boot, can not enter the system (blinking cursor), it may be a problem with the graphics card driver from Nvidia.
1. Enter the BIOS setup, from integrated graphics into the system
The display is connected to the set was VGI port, and set in the BIOS set was used to display general can successfully enter the system.
2. Fully written in Nvidia driver (Reference)
Execute the following command clean uninstall nvidia drivers,
sudo apt-get remove --purge nvidia- *
sudo apt-get install ubuntu-desktop
sudo rm /etc/X11/xorg.conf
echo 'nouveau' | sudo tee -a / etc / modules
3. Restart the computer, enter the system, ctrl + alt + f1 enter tty, close lightdm
sudo service lightdm stop
Re-install the driver, installed here is 340
Enter the following command to add a drive source
sudo add-apt-repository ppa: xorg-edgers / ppa
sudo apt-get update
Install version 340 driver
sudo apt-get install nvidia-340
4. (optional step, if you have normal access to the desktop disregard subsequent steps) to restart the computer, enter the BIOS, disable Intel graphics core, start to select Nvidia graphics card (reference 1, reference 2)
After this time into the system, the resolution may not, use the following command to view the current driver
prime-select query
If the output intel, then execute the following command
sudo update-alternatives --config i386-linux-gnu_gl_conf
Select the nvidia-340-uvm that a
sudo update-alternatives --config x86_64-linux-gnu_gl_conf
Also choose nvidia-340-uvm that a
Last update execution system
sudo ldconfig -n
sudo update-initramfs -u
Select the nvidia driver
sudo prime-select nvidia
6. Restart, should be able to normal use. |
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