Investigate this link, may help..
http://www.michna.com/kb/WxDMA.htm
j;-j
"No_OnE" wrote:
>
> Hey, my DVD Burner wasn't working, so I went to a Microsoft support page
> to figure out how to fix my DMA (I was able to diagnose that the DMA was
> set wrong). One of the steps was to 'toggle' the DMA by turning all of
> the settings to PIO Only (or something like that), so I did that,
> rebooted, and now XP will get to the startup screen and just sit there
> for several minutes, and it will reboot again. I've already tried
> changing the settings back in safemode, but for some reason the
> settings don't exist in safemode and I can't set them back. Is there
> anyway to set the DMA back to the BIOS default through CMOS or the
> command line? Any help is appreciated, so thanks!
>
>
> --
> No_OnE
>