System Restore tool in Safe mode by using Command Prompt.

Windows XP includes the System Restore tool, but you cannot start the
System Restore tool from a Recovery Console prompt. Therefore, you may
want to start the System Restore tool when you cannot start your
Windows XP-based computer normally or in Safe mode.

How to start the System Restore tool in Safe
mode by using Command Prompt.

>>Start the System Restore tool at a command prompt
>>Restart your computer, and then press F8 during the initial startup to start your computer in Safe Mode with a command prompt.
>>Log on to your computer with an administrator account or with an account that has administrator credentials.
>>Type the following command at a command prompt, and then press ENTER:

%systemroot%\system32\restore\rstrui.exe