IBM eServer 370 xSeries, Руководство по установке

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Turning off the server
Use the following instructions to turn off the server.
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CAUTION:
The Power Control button on the front of the server does not turn off
the electrical current supplied to the server. The server also might
have more than one power cord. To remove all electrical current from
the server, ensure that all power cords are disconnected from the
power source.
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Pressing the Power Control button causes an immediate shutdown of the
server, and places the server in standby mode. This feature can be used if the
operating system hangs.
Note: After turning off the server, wait at least five seconds before pressing
the Power Control button to power on the server again.
Disconnecting all of the server power cords from the electrical outlet will shut
off all power to the server.
Note: Wait about 15 seconds after disconnecting the power cords for your
system to stop running. Watch for the System Power light on the front
panel to stop flashing or illuminating.
The server can also be powered off by the Advanced System Management PCI
adapter.
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xSeries 370 Installation Guide