System-board external connectors
The following illustration shows the external input/output port connectors on the
system board.
Keyboard
Mouse
Serial ports
Parallel
Ethernet
USB ports
Audio
Removing the side cover
To remove the side cover, you might find it easier to lay the computer on its side.
Complete the following steps to remove the side cover of the computer:
1. Read the safety information beginning on page vii. and the guidelines in
2. Turn off the computer and all attached devices (see "Turning off the computer"
3. Disconnect all external cables and power cords.
"Handling static-sensitive devices" on page 29.
on page 20).
Chapter 4. Installing options
53