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General information 7
The power control button on the device and/or the
power supply do not turn off the electrical current sup-
plied to the device. The device also might have more
than one power cord. To remove all electrical current
from the device, ensure that all power cords are discon-
nected from the power source.
You can turn off the server in the following ways:
• Press the Power control button on the top of the server.
This starts an orderly shutdown of the operating sys-
tem, if this feature is supported by the operating sys-
tem, and places the server in standby mode.
Note: After turning off the server, wait at least 5 sec-
onds before you press the Power control button
to power the server on again.
• Press and hold the Power control button for more than
4 seconds to cause an immediate shutdown of the
server and place the server in standby mode. You can
use this feature if the operating system ceases to func-
• Disconnect the server power cords from the electrical
outlets to shut off all power to the server.
Note: Wait about 15 seconds after disconnecting the
power cords for the system to stop running.