On page 4, there is an "IDE Power" connector. It looks a lot like a 4 pin CPU fan connector, but it (obviously) provides different voltages that are appropriate for 3.5" IDE drives (5V, 12V) and the ...
I have a W2K SP2 box with an 18GB SCSI boot/system disk, an 80GB IDE data drive, and a 120GB IDE drive that I use for backups and storage of things I don't use (both IDE drives are on separate ...