Server Power Features; Turning On The Server - IBM xSeries 206 User Manual

Server power features

When the server is connected to an ac power source but is not turned on, the
operating system does not run, and all core logic is shut down; however, the server
can respond to remote requests to turn on the server. The power-on LED flashes to
indicate that the server is connected to an ac power source but is not turned on
(standby mode).

Turning on the server

Approximately 20 seconds after the server is connected to ac power, the
power-control button becomes active, and you can turn on the server and start the
operating system by pressing the power-control button.
The server can also be turned on in any of the following ways:
v If a power failure occurs while the server is turned on, the server will restart
v If your operating system supports the system-management software for an
v If your operating system supports the Wake on LAN feature, the Wake on LAN
v If an optional Remote Supervisor Adapter II is installed in the server, the server
Note: When 4 GB or more of memory (physical or logical) is installed, some
memory is reserved for various system resources and is unavailable to the
operating system. The amount of memory that is reserved for system resources
depends on the operating system, the configuration of the server, and the
configured PCI options.
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xSeries 206 Type 8482: User's Guide
automatically when power is restored.
optional Remote Supervisor Adapter II, the system-management software can
turn on the server.
feature can turn on the server.
can be turned on from the Remote Supervisor Adapter II user interface.