Windows NT, 2000 and beyond don't "move." Consult the Windows 2000 Resource on how to save the Stipe information.
http://www.microsoft.com/windows2000/en/server/help/dm_restore.htm for instance.
But such changes can be problematic with such either OLD 200 MEGABYTE drives (I'd not do this!) since the risk is too great for such a small drive. If you meant a 200 GIGABYTE drive, then an issue arises about 42-bit LBA support in the BIOS and the OS.
Booting from the SCSI RAID annoys most since the software RAID means that to boot from said disk set has many issues I will write more about later. To boot from a HARDWARE RAID is another kettle of fish and you get to read the manual as to how that is done.
Tell a little more?
I have a Windows 2000 server using raid5 and scsi drives, I need to add an 200 mb IDE for simple storage, any suggestions how to do this? (motherboard has ide built in controller), how can I make the server boot from the scsi instead of the ide....