Hello i have a hp 2.93 ghz running windows xp 1gb ram tring to load live cd knoppix 3.9 i have tried a lot of cheat codes dma, failsafe pnpbios, etc. if i use acpi=off with just about any other codes i can get to autoconfiguring devices done and then the sytem hangs. i have a radeon 9250 pci video card. i have also tried different combination off xmodule=radeon. i have tested the cd.