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Locating connectors on the rear of your computer
Figure 2 “Rear connector locations” on page 8 shows the locations of the connectors on the rear of your
computer. Some connectors on the rear of your computer are color-coded to help you determine where to
connect the cables on your computer.
Figure 2. Rear connector locations
1 Power cord connector 9 Audio line-in connector
2 PS/2 mouse connector 10 PCI Express x16 graphics card slot
3 PS/2 keyboard connector 11 PCI Express x1 card slots (2)
4 DVI monitor connector 12 Ethernet connector
5 VGA monitor connector 13 Integrated cable lock (Kingston lock) slot
6 USB connectors (USB ports 3 to 6) 14 Serial port
7 Microphone connector 15 Padlock loop
8 Audio line-out connector
Connector Description
Audio line-in connector
Used to receive audio signals from an external audio device, such as a stereo
system. When you attach an external audio device, a cable is connected between
the audio line-out connector of the device and the audio line-in connector of the
computer.
Audio line-out connector
Used to send audio signals from the computer to external devices, such as powered
stereo speakers (speakers with built-in ampliers), headphones, multimedia
keyboards, or the audio line-in connector on a stereo system or other external
recording device.
DVI monitor connector Used to attach a DVI monitor or other devices that use a DVI monitor connector.
8 ThinkCentre User Guide