Lenovo 3149 Manuel D’Utilisation
Locating connectors on the rear of your computer
Rear connector locations 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.
connectors on the rear of your computer are color-coded to help you determine where to connect the
cables on your computer.
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Figure 2. Rear connector locations
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Optional serial port
8
VGA monitor connector (not applicable on some models)
2
Power cord connector
9
USB connectors (4)
3
Audio line-in connector
10
DisplayPort connector (not applicable on some models)
4
Audio line-out connector
11
USB connectors (2)
5
Microphone connector
12
Ethernet connector
6
Serial port
13
PCI Express x16 graphics card slot
7
PS/2 keyboard and mouse connectors (optional)
14
PCI card slot
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.
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.
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.
Chapter 1
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Product overview
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