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Turning off the system-board tray
When you turn off the system-board tray, it is still connected to power through the
chassis power supply. The system-board tray still can respond to requests from the
service processor, such as a remote request to turn on the system-board tray. To
remove all power from the system-board tray, you must remove the tray from the
chassis.
Shut down the operating system before you turn off the system-board tray. See the
operating-system documentation for information about shutting down the operating
system.
The system-board tray can be turned off in any of the following ways:
v You can press the power-control button on the front of the system-board tray
v You can turn off the system-board tray from the operating system, if the operating
v In an IPMI environment, the system administrator can turn off the system-board
v If the operating system stops functioning, you can press and hold the
v You might be able to turn off the system-board tray by using an optional
(see "Operator panel controls, LEDs, connectors, and power" on page 13). This
starts an orderly shutdown of the operating system, if this feature is supported by
the operating system.
system supports this feature. After an orderly shutdown of the operating system,
the system-board tray will be turned off automatically.
tray by using the BMC IPMI Chassis Control command.
power-control button for more than 4 seconds to turn off the system-board tray.
management appliance.
– If the system is not operating correctly, the management appliance might
automatically turn off the system-board tray.
– Through the management appliance control interface, you might also be able
to configure the management appliance to turn off the system-board tray. For
additional information, see the documentation for your management appliance.
Chapter 2. Components, features, and controls
15
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