Turning On The Blade Server; Turning Off The Blade Server - IBM LS42 - BladeCenter - 7902 Installation And User Manual

Power-control button: This button is behind the control panel door. Press this
button to turn on or turn off the blade server.
Note: The power-control button has effect only if local power control is enabled for
the blade server. Local power control is enabled and disabled through the
management-module Web interface.

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 using the management module.
v If the blade server is connected to power (the power-on LED is flashing slowly)

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
the control panel door, see "Blade server control panel and LEDs" on page 11) to
start the blade server.
Notes:
1. Wait until the power-on LED on the blade server flashes slowly before you
press the power-control button. While the service processor in the
management module is initializing, the power-on LED does not flash, and the
power-control button on the blade server does not respond.
2. While the blade server is starting, the power-on LED on the front of the blade
server is lit. See "Blade server control panel and LEDs" on page 11 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.
and the Wake on LAN feature has not been disabled through the management
module, the Wake on LAN feature can turn on the blade server.
panel door, see "Blade server control panel and LEDs" on page 11). This starts
an orderly shutdown of the operating system, if this feature is supported by the
operating system.
Note: After you turn 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.
Chapter 2. Power, controls, and indicators
13