Sometimes your Knoppix live CD can give a little problem, sure with Nvidia and Radeon cards.
Here are a few cheatcodes you can try:
Normaly you type at the prompt at boot:
knoppix lang=en screen=800x600
Knoppix lang=en nopcmcia
Knoppix lang=en nopcmcia noapm
Knoppix lang=en noapm
Nvidiacard !!!! :
knoppix lang=en xmodule=nv|radeon|savage|s3
knoppix lang=en xserver=XFree|XF86_SVGA
You can always press F2 at the prompt for more options: language, mouse, etc. !
* There is a full list of cheatcodes and other official Knoppix information added next in The Tips
-- May 12 2003 ( Revised Dec 14 2005 ) --