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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 10 PS/2 keyboard connector
2 Voltage selection switch 11 USB connectors (4)
3 Power connector 12 USB connectors (2)
4 Audio line out connector 13 Ethernet connector
5 Audio line in connector 14 PCI Express x16 connector
6 VGA monitor connector 15 PCI Express x1 connector
7 Parallel connector 16 PCI connectors
8 Serial connector (COM 1) 17 Serial connector (COM 2) (some models)
9 PS/2 mouse connector
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