Bios installation instruction
1. unzip v1.11 (for XP64) to your harddisk
2. if you want to install the bios from Windows the normal Windows XP, not XP64 must be installed. 
3. Start the xpu11D11.exe from the Windows directory that was in the zip file.
4. if you want to install the bios from DOS you have to copy the content of the DOS directory onto a DOS boot diskette. 
5. change the boot order in bios to Floppy first
6. reboot with this boot disk
7. start dsu11d11.bat

A power adaptor must be attached to the notebook and the battery must be charged to a level of at least 30%