Compaq 247320-003 - Deskpro 4000 - 5166 Model 2500/CDS Reference Manual page 122

3. Open the computer by removing the side panel and front
bezel, if required. Refer to the sections "Removing the
Computer Side Panel" and "Removing the Front Bezel" in
this chapter for instructions.
Compaq recommends that you turn the minitower on its
side, with the open side up, for installation of any
equipment other than drives.
4. Install any optional equipment (ISA or PCI expansion
board, processor upgrade, memory, drive). Refer to the
applicable sections or the documentation that comes with
the optional equipment for instructions.
5. Replace the front bezel and side panel.
6. Turn on the monitor, computer, and any devices you want
to test.
7. Reconfigure the computer, if necessary. Refer to Chapter 8,
"Using Compaq Utilities," for instructions.
8. If you normally lock the Smart Cover Lock, use Computer
Setup to relock the lock.
9. Test the computer (optional) using the TEST utility.
System configuration is the process of specifying the devices
and programs that make up a computer system. When you add
or remove optional equipment, you must reconfigure the
computer to recognize these changes.
Windows 95 and Windows NT automatically recognize all Plug
and Play devices installed. However, if the device is not a Plug
and Play device or is not installed properly, follow the
instructions below:
1. Go to the Control Panel.
2. Select the Add New Hardware icon.
3. Follow the instructions on the screen.