IBM IntelliStation M Pro, Руководство по техническому обслуживанию аппаратной части

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Diskette-eject button
Press this button to release a diskette from the diskette drive.
Ethernet transmit/receive activity LED
When this LED is lit, it indicates that there is activity between the computer
and the network. There are two of these LEDs, one on the front and one on
the rear of the computer.
Ethernet link status LED
When this LED is lit, it indicates that there is an active connection on the
Ethernet port. This LED is located on the rear of the computer.
Hard disk drive activity LED
When this LED is lit, it indicates that the hard disk drive is in use.
IEEE 1394 connectors
Use these connectors (four-pin on the front and six-pin on the rear) to
connect IEEE 1394 devices, such as digital video cameras and external
hard disk drives.
Note: Some models come with the IEEE 1394 adapter installed. If your
computer did not come with this adapter installed, do not install any
adapter in the mini-PCI slot. It is not supported.
Line out connector (green)
Use this connector to send audio signals from the computer to external
devices, such as speakers with built-in amplifiers, headphones, multimedia
keyboards, or the audio line-in jack on a stereo system.
Mic connector (pink)
Use this connector to connect a microphone to your computer when you
want to record voices or other sounds on the hard disk. You can also use
this connector (and a microphone) with speech recognition software.
Power-control button
Press this button to turn the computer on or off.
Power-on LED
When this LED is lit and not flashing, it indicates that the computer is
turned on. When this LED is flashing, it indicates that the computer is off
and still connected to an ac power source (standby mode).
System-error LED
When this amber LED is lit, it indicates that a system error has occurred.
An LED on the system board is also lit to help isolate the error.
USB ports
Use these connectors to connect USB devices to your computer, using
redundant Plug and Play technology.
Turning on the computer
When the computer is connected to an ac power source but is not turned on, the
operating system does not run, and all core logic is shut down; however, the
computer can respond to remote requests to turn on the computer. The power-on
LED flashes to indicate that the computer is connected to an ac power source but is
not turned on (standby mode).
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IBM IntelliStation M Pro Types 6220 and 6230: Hardware Maintenance Manual