Format XP by booting from the XP CD
Formatting an XP System Disk by booting from the XP CD is accomplished by loading the Recovery Console by typing R at the first window.
After selecting the Windows installation you want to access and typing in the Admin password [leave blank if no password was created] you will see a command prompt.
Type Map & press ENTER
Note the letter designation of the drive you want to format. [write it down]
type format x:<space>/fs:fat32 then press ENTER, where x is the drive letter you want to format. Substitute ntfs or fat if desired.
Type Y to confirm your selection and then type exit & press ENTER to restart computer.
To view other format commands, type format<space>/? & press ENTER at the RC command prompt.
Remove NTFS file system and Reformat with Win 98/Me Boot Disk