Hi there. This is a VERY common problem with Intel chipsets and video
cards. I have been posting some steps in different questions in the
answer tracker, and those usually work to solve the problem. Here they
are:
1.- Search the values of HorizSync and VertRefresh of your monitor.
2.- Open a terminal and type "sudo X configure :1" without quotes. This will
create a new xorg.conf file.
3.- In the same terminal, type "gksu gedit xorg.conf.new" without quotes. This
will open a text editor with the file that you have just created in there.
4.- You will see that it is divided in sections. Search for the Monitor
section, and before the EndSection line of that section, add this two lines,
without quotes:
"HorizSync 30.0 - 81.0
VertRefresh 56.0 - 75.0"
5.- Replace the values in there with the values found in step 1.
6.- Save and close the file. If you want to, you can put it into a pastebin so
I can check it before you move. If you do not want to, then move on to the next
step.
7.- In a terminal, type "sudo mv xorg.conf.new /etc/X11/xorg.conf" without
quotes. This will move the file to its correct position.
8.- Restart the PC.
In case it does NOT works, copy this command into a paper: "sudo rm
/etc/X11/xorg.conf", and boot into text mode, to enter this command
without quotes and remove the file. If it works, please ignore this
step.
** Changed in: xserver-xorg-video-intel (Ubuntu)
Status: Incomplete => Fix Released
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which is subscribed to xserver-xorg-video-intel in Ubuntu.
https://bugs.launchpad.net/bugs/805700
Title:
Natty&Oneiric - intel 82945G/GZ graphics card - Intel driver fails
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