IBM Netfinity 4500R Installation Manual page 28

Controls and indicators
18
IBM® Netfinity® 4500R Installation Guide
time the system-management processor is initializing and the power
control button does not respond.
• If the server is turned on, a power failure occurs, and unattended-start mode is
enabled in the Configuration/Setup utility program, the server will start
automatically when power is restored.
• If AC power is present, the server is off, and the wake-up feature is enabled in
the Configuration/Setup utility program, the wake-up feature will turn on the
server at the set time.
• If AC power is present, the server is off, and ring-signal detect is enabled in the
Configuration/Setup utility program, you can turn on the server by telephone
input.
• The Netfinity Advanced System Management Processor also can turn on the
server.
You can turn off the server as follows:
• You can turn off the server by pressing the power control button on the front of
the server. Pressing the power control button starts an orderly shutdown of the
operating system, if this feature is supported by your operating system, and
places the server in standby mode.
Note: After turning off the server, wait at least 5 seconds before pressing the
power control button to power the server on again.
Statement 5
CAUTION:
The power control button on the device and the power supply do not turn off
the electrical current supplied 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 disconnected from the power source.
• You can 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 stops.
• You can 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 your
system to stop running. Watch for the system power light on the
operator information panel to stop blinking.
Reset button: Press this button to reset the server and run the power-on self-test
(POST).