1.Turn the computer off, unplug the power cord, and disconnect all peripheral devices.

2.Remove the system cover (see “Removing the System Cover” on page 19).

3.Carefully lay the system over on its right side.

4.Remove any add-in boards (see “Installing Add-in Boards” on page 21) that may block access to the microprocessor socket.

5.Locate the microprocessor ZIF socket (see the illustration in the back of this manual).

When you install the microprocessor, do not touch the edges of the empty bracket for the 3.5-inch floppy drive. The edges are sharp.

6.Insert the microprocessor into the socket (Figure 20):

a.Locate the lever on the side of the socket. Pull the lever slightly away from the socket, then upward until it is perpendicular to the system board.

Remove the existing microprocessor and store it in an antistatic bag.

Figure 20. Installing the CPU

38 Advantage! 9000 Series User’s Manual