Normally, and assuming a retail license (many OEM installations are
BIOS-locked to a specific chipset and therefore not transferable to a
new motherboard - check yours before starting), unless the new
motherboard is virtually identical (same chipset, same IDE controllers,
same BIOS version, etc.) to the one on which the WinXP installation was
originally performed, you'll need to perform a repair (a.k.a. in-place
upgrade) installation, at the very least:
How to Perform an In-Place Upgrade of Windows XP
http://support.microsoft.com/direc [...] US;Q315341You may will have to do the reactivation by a voice call..............
