Repairing Microsoft Windows XP™ Bootsector using Recovery Console
Disclaimer. ITX Associates accepts no responsibility should you choose to utilize the information given in this document.
Scope
Microsoft Windows XP, SP1, SP2, SP3
Instructions
Insert your Microsoft Windows XP™ CD into your CD drive and power on your machine. It should boot to CD, if not you may need to change the boot order in the BIOS.
Enter "R" to select the repair option
Enter the number of the partition you would like to repair. Normally there will only be one, Drive C:, in this case press "1". Use the numbers on the main keyboard
not the numeric keypad.

Enter the administrator password (usually just the enter key)

If it's successful, you will be attached to the partition

Now type "FIXBOOT" (enter)
Finally enter "Y", to confirm the operation.
Recovery console will install a new boot partition. Follow any instructions on screen.
Do not power off or reboot unless instructed.
When completed, reboot the system.
It is vitally important that you now install windows updates. If you are unsure how to do this, refer to ITX-XPUPDATES2-V3.01