SeeHow to Scan a Hard Drive Using ‘Error Checking’for help.
In short: Boot from the XP CD, and when setup starts, pressR.
When you reach the Command Prompt, pop in the followingcommandand then pressEnter.

“chkdsk /r” Recovery Console Command Results.
Thechkdsk commandwill scan your hard drive for any damaged sectors.
If any data is readable from any bad sector found, chkdsk will recover it.
Otherwise, chkdsk didn’t find any problems.
Take out the disc, typeexit, and then pressEnterto restart the computer.