Dell OptiPlex 320 Quick Reference Manual page 40

4 In the System Properties window, click the Hardware tab.
5 Click Device Manager.
6 Right-click the device for which the new driver was installed and click Properties.
7 Click the Drivers tab.
8 Click Roll Back Driver.
If Device Driver Rollback does not resolve the problem, then use System Restore to return your operating
system to the operating state it was in before you installed the new device driver (see "Using Microsoft
Windows XP System Restore" on page 38).
NOTE:
The Drivers and Utilities CD contains drivers that were installed during assembly of the computer. Use the
Drivers and Utilities CD to load any required drivers, including the drivers required if your computer has a RAID
controller.
Reinstalling Windows XP
NOTICE:
You must use Windows XP Service Pack 1 or later when you reinstall Windows XP.
NOTICE:
Before performing the installation, back up all data files on your primary hard drive. For conventional hard
drive configurations, the primary hard drive is the first drive detected by the computer.
To reinstall Windows XP , you need the following items:
• Dell Operating System CD
• Dell Drivers and Utilities CD
To reinstall Windows XP , perform all the steps in the following sections in the order in which they are
listed.
The reinstallation process can take 1 to 2 hours to complete. After you reinstall the operating system, you
must also reinstall the device drivers, virus protection program, and other software.
NOTICE:
The Operating System CD provides options for reinstalling Windows XP. The options can overwrite files
and possibly affect programs installed on your hard drive. Therefore, do not reinstall Windows XP unless a Dell
technical support representative instructs you to do so.
NOTICE:
To prevent conflicts with Windows XP, disable any virus protection software installed on your computer
before you reinstall Windows XP. See the documentation that came with the software for instructions.
Booting From the Operating System CD
1 Save and close any open files and exit any open programs.
2 Insert the Operating System CD. Click Exit if the Install Windows XP message appears.
3 Restart the computer.
4 Press <F12> immediately after the DELL logo appears.
If the operating system logo appears, wait until you see the Windows desktop, and then shut down the
computer and try again.
40
Quick Reference Guide