Also tried Redhat Fedora Core 5 and hangs on Grub with blinking cursor.
Was an attempt at dual booting with Windows XP, will try again.
Also tried Server 2003-64 and claims a file is missing for booting.
Looks to be a very OS specific motherboard.
Asrock states this board is only for W2K, WinXP, WinXP-64 and no others.
Since ULI was taken over by NVidia, I do not expect any chipset updates, I emailed their TW correspondent for updates, no reply to date.