Cable Forum - Service Pack 2 help

http://support.microsoft.com/Default.aspx?kbid=875355

Quote:

Recover your computer to a bootable state and remove Windows XP SP2
To recover your computer or Tablet PC to a bootable state and remove Windows XP SP2, follow these steps.

Note The Windows XP SP2 features and components are included in Windows XP Tablet PC Edition 2005.
1. Start your computer by using the Windows XP Recovery Console or by using the Microsoft Windows Preinstallation Environment (WinPE), depending on your situation. To start your computer by using the Recovery Console, follow these steps:
a. Insert the original release version of the Microsoft Windows XP CD in your computer's CD drive or DVD drive, and then restart your computer.

Note Your computer must be configured to start from the CD drive or DVD drive. For more information about how to do this, see your computer's documentation or contact your computer manufacturer.
b. When the "Press any key to boot from CD" message appears, press a key to start your computer from the Windows XP CD.
c. When the "Welcome to Setup" screen is displayed, press R to start the Recovery Console.
d. When you are prompted, type the number that corresponds to the installation of Windows that you want to access from the Recovery Console, and then press ENTER. For example, if you have one installation of Windows on your computer, type 1, and then press ENTER.
e. When you are prompted, type the Administrator password, and then press ENTER.
2. At the command prompt in Recovery Console, type the following lines. Press ENTER after each line.
cd $NtServicePackUninstall$\Spuninst
batch spuninst.txt
exit
3. Remove the Windows XP CD from your computer's CD drive or DVD drive, and then restart your computer.
4. Run the Windows XP SP2 Removal Wizard to remove Windows XP SP2. To do this:
a. Click Start, click Run, type cmd, and then click OK.
b. At the command prompt, type the following lines. Press ENTER after each line.
cd %Windir%\$NtServicePackUninstall$\Spuninst
spuninst.exe
c. Follow the instructions to remove Windows XP SP2.

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Can you boot from a floppy and then access the CD-Rom drive? bootdisk.com might be helpful.