7.If you want to secure the USB port, remove the security screw from the inside of the rear I/O panel and install the screw in the screw hole on the side of the USB security cover.

NOTE: You must use a T-10 tamper-resistant Torx screwdriver available from HP to install the security screw.

8.Replace the rear I/O cover by placing the hooks on the bottom of the cover into the slots on the bottom of the chassis (1). Then rotate the top of the I/O cover up so that it snaps securely onto the chassis (2).

9.Reconnect the power cord and press the power button.

56 Chapter 2 Hardware Upgrades