Chapter 4 - Installing Optional Components 4-3
3. Replace any expansion boards or peripherals that you removed earlier.
4. Replace the system cover.
5. Connect the necessary cables and turn on the system.
4.2 Removing and Replacing the HousingCover
Before you proceed, make sure that you
have turned off the system and all
peripherals connected to it. Read section
4.1.2 for pre-installation instructions.
This section tells you how to open the housing cover when you need to install
additional components inside the system unit.

4.2.1 Removing the Housing Cover

1. Turn off power to the system unit and unplug all cables.
2. Place the system unit on a flat, steady surface.
3. Remove the four screws from the rear panel. Set the screws aside. You will
need them when replacing the housing cover.