Setting up X (1)
Here we use the X Configurator (Red Hat):
on your terminal type: Xconfigurator<ENTER>
you will be offered to use the previously created XF86Confug file, located in /usr/X11R6/lib/X11 (different utillity for newer versions)
you can either edit this file (Back it up first !) to base your further changes over it.
After choosing O.K. - press <ENTER>