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v Two IEEE 1394 (FireWire) (front and rear of the computer)
v One keyboard
v One mouse
v One parallel
v Two serial
v Eight Universal Serial Bus (USB) 2.0 (front and rear of the computer)
v One video
The following illustration shows the locations of the connectors on the rear of the
computer.
The following sections describe these connectors.
Audio connectors
Use the audio connectors to connect external audio equipment to the computer.
The following illustration shows the front and rear audio connectors.
Line in
(blue)
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.
58
IBM IntelliStation M Pro Type 9229: User's Guide
Power cord
Line in
Line out
Serial
Parallel
Keyboard
Mouse
USBs
NMI
Ethernet
IEEE 1394
(FireWire)
Video
Line out
Mic
(green)
(pink)
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