After installing Windows XP, you may get the following error:
Error loading operating system.
This is because the AwardBIOS has been set to access the disk improperly, causing the system to halt. This is specific to AwardBIOS's.
Go into Setup using DELETE.
Go to BIOS Features or something
Select the HD you are installing to
Change the access type to "LBA"
Press F10, Y, Enter/Return
Re-install XP
Job done!