your computer has the following input/output (i/o) connectors:
1 one audio line in
2 two audio line out
3 two audio microphone
4 one ethernet
5 two ieee 1394a (firewire)
6 one keyboard
7 one mouse
8 one parallel
9 two serial
10 five universal serial bus (usb)
11 one video
the following illustration shows the locations of the connectors on the rear of the computer. see “controls, leds, and connectors” on page 9 for the locations of the connectors on the front of the computer.
the following sections describe these connectors.