If selecting the Xen option from the boot loader starts SUSE Linux desktop environment (domain 0) in text mode, the graphics card is probably not configured correctly. To properly configure the graphics card so you can switch to graphical mode, complete the following steps:
When the computer boots and loads the boot loader menu, select the option that includes the word .
The computer boots and displays a command prompt.
At the command prompt, enter init 3 to make sure you are in text mode.
Enter sax2 to run the sax graphical configuration module.
Configure the GUI as desired.
Enter init 5 to switch to GUI mode.