USB 3.0 connectors (2)
USB 2.0 connectors (2)
Ethernet connector
Audio connectors
PCI Express X 16 graphics adapter slot (some models are equipped with a
graphics card)
PCI Express X 1 adapter slots (some models are equipped with a WIFI card
or TV tuner card)
WiFi antenna (selected models only)
Integrated cable lock (Kensington lock) slot
Note: If your model has two VGA monitor connectors, be sure to use the
connector on the graphics adapter.
Basic connector instructions
Note: Your computer may not have all of the connectors described in this
section.
Connector Description
Microphone Use this connector to attach a microphone to your
computer when you want to record sound or if you
use speech-recognition software.
Headphone Use this connector to attach headphones to your
computer when you want to listen to music or other
sounds without disturbing anyone.
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.
USB connector Use this connector to attach a device that requires a
USB connection.
Ethernet connector Use this connector to attach the computer to an
Ethernet-type local area network.