The 941GXL is fitted with a standard Award BIOS that has been slightly customised by Wyse. The BIOS is entered by hitting the DEL key during the power-up sequence. If you find the BIOS is password protected (mine was) the default password is Fireport.
The BIOS boot options are:
Of course, if have no interest in the 'WINTERM' aspect of the device, there is no reason why you can't dump this BIOS and install the standard VIA BIOS available from the VIA website. [December 2016: Dead link removed]
Frank in Holland has discovered that the BIOS (in LBA mode) only supports disks up to 137GB. A quick Google showed various (inconclusive) discussions on this topic. He emailed VIA support and their response was essentially:
"The maximum disk size is 137GB. The board is ancient and no longer supported. You should buy something new."
Any comments? email me. Last update June 2011