Locating the connectors on the rear of your computer
The following illustration shows the locations of the connectors on the rear of the
computer.
1 Diagnostic LEDs 11 Ethernet connector
2 Voltage selection switch 12 USB connectors (2)
3 Power connector 13 Keyboard connector
4 Audio line in connector 14 Mouse connector
5 Audio line out connector 15 PCI Express (x16) graphics
adapter connector
(some models)
6 Microphone connector 16 PCI adapter connector
7 Serial connector (COM 1) 17 PCI adapter connector
8 Parallel connector 18 PCI Express (x1) adapter connector
9 VGA monitor connector 19 Serial connector (COM 2) (some models)
10 USB connectors (2)
Note: Some connectors on the rear of the computer are color-coded to help you
determine where to connect the cables on your computer.
8 User Guide