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Locating connectors on the rear of your computer
Figure 2 “Rear connector locations” on page 10 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
10
PCI Express x16 graphics card slot
2
Serial port (Serial port 1)
11
PCI Express x1 card slot
3
VGA monitor connector
12
PCI card slots (2)
4
DisplayPort connector
13
Optional serial port (Serial port 2)
5
USB 3.0 connectors (USB ports 5 to 8)
14
Cable lock slots (2)
6
USB 2.0 connectors (USB ports 3 and 4)
15
Ethernet connector
7
Microphone connector
16
Integrated cable lock (Kingston lock) slot
8
Audio line-out connector
17
Cover-release button
9
Audio line-in connector
18
PS/2 keyboard and mouse connectors (optional)
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 amplifiers), headphones,
multimedia keyboards, or the audio line-in connector on a stereo system or other
external recording device.
10
ThinkCentre User Guide