Screen resolution Unichrome

Asked by KC

I have a Fujitsu Siemens Amilo Pro v2055 wich is supposed to contain a Unichrome Pro graphics card.

I followed the instructions at help.ubuntu.com/community/OpenChrome, and finally it says my graphicscard is "Openchrome".

However, i cannot get screen resolution higher than 800 x 600.

I am a complete newbie to this, its my first time installing anything other than windows....

Appreciate some help!

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Gosane (treborn) said :
#1

Hi KC,

Chances are this will be an easy fix.... But please do head all the warnings as this will involve delving into the command line.

First up have a look over at the Ubuntu forums
A guide - How to set you monitor resolution.
http://ubuntuforums.org/showthread.php?t=269052

I found the process of using dpkg-reconfigure a rather complex quick fix
                 sudo dpkg-reconfigure -phigh xserver-xorg

and so therefore ended up manually applying the fix following these steps...

Basically the steps are:
Find out the specifications for you monitor and graphics card
                      Sync rates for the monitor and maximum display capabilities for the graphics card
Back up your xorg.conf file
                      sudo cp /etc/X11/xorg.conf /home/me/xorg.conf_backup
Edit the xorg.conf file
                      sudo gedit /etc/X11/xorg.conf
       adding the correct sync rates under the section called "Monitor"
       add required resolution to the "Screen" section

After editing your xorg.conf you need to re-start X: Ctrl-Alt-Backspace
This will bring you to the log-in screen.

I'd also suggest that prior to attempting a fix you familiarise yourself with how to use the "cp" command so that you will know how to replace a bad xorg.conf file should you need to. Something like this....
                          sudo cp /home/youruser/xorg.conf.ok /etc/X11/xorg.conf

Other commands you will find handy include....
Start and stop the Gnome Desktop manager
                          sudo /etc/init.d/gdm start
                          sudo /etc/init.d/gdm stop
Shutdown cleanly
                          sudo shutdown now

I hope this quick and dirty summary will be the encouragement you need to take the plunge and apply the fix.

Cheers
Robert

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