IBM IntelliStation A Pro 6224, Руководство по техническому обслуживанию и ремонту

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Audio connectors
Use the audio connectors to connect external audio equipment to the computer.
The following illustration shows the audio connectors.
Mic
(pink) Line in
(blue) Line out
(green)
Line in
There is one line-in connector on the rear of the computer. The computer receives
audio signals through this connector from an external audio device.
Line out
There are two line-out connectors, one on the front and one on the rear of the
computer. The computer sends audio signals through this connector to powered
speakers with built-in amplifiers, headphones, a multimedia keyboard, or the audio
line-in connector on a stereo system. The internal speaker in the computer is
disabled when a device is attached to this connector.
Mic
There are two microphone connectors, one on the front and one on the rear of the
computer. Connect a microphone to this connector to record sounds onto the hard
disk or to use speech-recognition software.
Auxiliary-device (pointing-device) connector
There is one auxiliary-device connector on the rear of the computer. Use this
connector to connect a mouse or other pointing device. The following illustration
shows an auxiliary-device connector.
6
4
2
1
3
5
Ethernet (RJ-45) connector
There is one Ethernet connector on the rear of the computer. Use this connector to
connect the computer to a 10-Mbps, 100-Mbps, or 1000-Mbps network. The
following illustration shows an Ethernet connector.
1 8
Link LED
(green)
Activity LED
(green)
Connect a Category 3, 4, or 5 unshielded twisted-pair (UTP) cable to this connector.
The 100BASE-TX and 1000BASE-T Fast Ethernet standards require Category 5 or
higher cabling.
The Ethernet connector has one LED that indicates Ethernet-link status. When this
LED is lit, it indicates that there is an active connection on the Ethernet port. Activity
Chapter 4. Customer replaceable units
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