Dell LATITUDE D400 - Manual (Page 76)

NOTE: If you are reinstalling an infrared-sensor driver, you must first enable the infrared sensor in the system setup
program before continuing with the driver installation.
1. After extracting the driver files to your hard drive as described previously, click the Start button, point to Settings,
and then click Control Panel.
2. Click the Start button and right-click My Computer.
3. Click Properties.
4. Click the Hardware tab and click Device Manager.
5. Double-click the type of device for which you are installing the driver (for example, Modems or Infrared devices).
6. Double-click the name of the device for which you are installing the driver.
7. Click the Driver tab and click Update Driver.
8. Select Install from a list or specific location (Advanced) and click Next.
9. Click Browse, and browse to the location to which you previously extracted the driver files.
10. When the name of the appropriate driver appears, click Next.
11. Click Finish and restart your computer.
Using the Windows XP Device Driver Rollback
If you install a new device driver that causes system instability, you can use the Windows XP Device Driver Rollback to
replace the new device driver with the previously installed version of the device driver. If you cannot reinstall your previous
driver by using the Device Driver Rollback process, then use System Restore to return your operating system to its previous
operating state before you installed the new device driver. To use Device Driver Rollback:
1. Click the Start button and right-click My Computer.
2. Click Properties.
3. Click the Hardware tab and click Device Manager.
4. In the Device Manager window, right-click the device for which the new driver was installed and then click
Properties.
5. Click the Drivers tab.
6. Click Roll Back Driver.
Manually Reinstalling Drivers for Windows 2000
NOTE: If you are reinstalling an infrared driver, you must first enable the infrared sensor in the system setup program
before continuing with the driver installation.
1. After extracting the driver files to your hard drive as described previously, click the Start button, point to Settings,
and then click Control Panel.
2. Double-click the System icon.
3. Click the Hardware tab.
4. Click Device Manager.
5. Double-click the type of device for which you are installing the driver (for example, Modems or Infrared devices).