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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, the
audio line-in connector on a stereo system, or other external
recording devices.
Ethernet connector Used to attach an Ethernet cable for a local area network
(LAN).
Note: To operate the computer within FCC Class B limits, use
a Category 5 Ethernet cable.
Microphone connector Used to attach a microphone to your computer when you want
to record sound or if you use speech-recognition software.
PS/2 keyboard connector
(available on some models)
Used to attach a keyboard that uses a PS/2 keyboard
connector.
PS/2 mouse connector
(available on some models)
Used to attach a mouse, a trackball, or other pointing devices
that use a PS/2 mouse connector.
Serial port Used to attach an external modem, a serial printer, or other
devices that use a 9-pin serial port.
USB connector Used to attach a device that uses a USB connector, such as a
USB keyboard, a USB mouse, a USB scanner, or a USB printer.
If the USB connectors on your computer are not enough for
you to connect all your USB devices, you can purchase a USB
hub, which you can use to connect additional USB devices.
VGA monitor connector Used to attach a VGA monitor or other devices that use a VGA
monitor connector.
Chapter 1. Product overview 9