Turning On The Blade Server; Turning Off The Blade Server - IBM LS20 - BladeCenter - 8850 Service Manual

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Turning on the blade server

After you connect the blade server to power through the BladeCenter unit, the blade
server can start in any of the following ways:
v You can press the power-control button on the front of the blade server (behind
v If a power failure occurs, the BladeCenter unit and then the blade server can
v You can turn on the blade server remotely by means of the service processor in
v If the operating system supports the Wake on LAN feature and the blade server

Turning off the blade server

When you turn off the blade server, it is still connected to power through the
BladeCenter unit. The blade server can respond to requests from the service
processor, such as a remote request to turn on the blade server. To remove all
power from the blade server, you must remove it from the BladeCenter unit.
Shut down the operating system before you turn off the blade server. See the
operating-system documentation for information about shutting down the operating
system.
The blade server can be turned off in any of the following ways:
v You can press the power-control button on the blade server (behind the control
v If the operating system stops functioning, you can press and hold the
v The management module can turn off the blade server.
6
AMD Opteron LS20 Type 8850 for IBM BladeCenter: Problem Determination and Service Guide
the control panel door, see "Blade server control panel buttons and LEDs" on
page 4) to start the blade server.
Notes:
1. Wait until the power-on LED on the blade server flashes slowly before
pressing the blade server power-control button. During this time, the service
processor in the management module is initializing; therefore, the
power-control button on the blade server does not respond.
2. While the blade server is powering-up, the power-on LED on the front of the
server is lit. See "Blade server control panel buttons and LEDs" on page 4 for
the power-on LED states.
start automatically when power is restored (if the blade server is configured
through the management module to do so).
the management module.
power-on LED is flashing slowly, the Wake on LAN feature can turn on the blade
server, if the Wake on LAN feature has not been disabled through the
management module.
panel door, see "Blade server control panel buttons and LEDs" on page 4). This
also starts an orderly shutdown of the operating system, if this feature is
supported by the operating system.
Note: After turning off the blade server, wait at least 5 seconds before you press
the power-control button to turn on the blade server again.
power-control button for more than 4 seconds to turn off the blade server.

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