3Com 155 PCI manual Save the screw for later in this section, Removing the Expansion Slot Cover

2-2 CHAPTER 2: HARDWARE INSTALLATION

3Turn off the power to the computer system and any attached devices.

4Unplug the power cables from the power supply.

WARNING: Your computer operates with voltages that can be lethal. Before you remove the computer cover, carefully review the steps in this procedure and observe all cautions and warnings to protect yourself and to prevent damage to the computer.

5Remove the cover from your computer.

6Locate an empty bus master PCI-bus expansion slot.

7Remove the metal expansion slot cover from the computer chassis, as shown in Figure 2-1.

Save the screw for step 11 later in this section.

Mounting screw

Expansion slot cover

Expansion	32-bit PCI
slots	slots

Figure 2-1 Removing the Expansion Slot Cover