IBM 326m Hardware Maintenance Manual - Page 18

Server, power, features

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If an optional Remote Supervisor Adapter II (system-management adapter) is installed in PCI-X slot 1, the server has additional connectors and LEDs. See the documentation that comes with the adapter for more information about these connectors and LEDs. 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 except for the service processor (also called the baseboard management controller) is shut down; however, the server can respond to requests from the service processor, such as a remote request to turn on the server. The power-on LED flashes to indicate that the server is connected to ac power but not turned on. Turning on the server Approximately 20 seconds after the server is connected to ac power, the power-control button becomes active, and one or more fans might start running to provide cooling while the server is connected to power. 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 automatically when power is restored. v If an optional Remote Supervisor Adapter II is installed in the server, the server can be turned on from the Remote Supervisor Adapter II user interface. v If your operating system supports the Wake on LAN feature, the Wake on LAN feature can turn on the server. 8 326m Type 7969: Hardware Maintenance Manual and Troubleshooting Guide

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If
an
optional
Remote
Supervisor
Adapter
II
(system-management
adapter)
is
installed
in
PCI-X
slot
1,
the
server
has
additional
connectors
and
LEDs.
See
the
documentation
that
comes
with
the
adapter
for
more
information
about
these
connectors
and
LEDs.
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
except
for
the
service
processor
(also
called
the
baseboard
management
controller)
is
shut
down;
however,
the
server
can
respond
to
requests
from
the
service
processor,
such
as
a
remote
request
to
turn
on
the
server.
The
power-on
LED
flashes
to
indicate
that
the
server
is
connected
to
ac
power
but
not
turned
on.
Turning
on
the
server
Approximately
20
seconds
after
the
server
is
connected
to
ac
power,
the
power-control
button
becomes
active,
and
one
or
more
fans
might
start
running
to
provide
cooling
while
the
server
is
connected
to
power.
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
automatically
when
power
is
restored.
v
If
an
optional
Remote
Supervisor
Adapter
II
is
installed
in
the
server,
the
server
can
be
turned
on
from
the
Remote
Supervisor
Adapter
II
user
interface.
v
If
your
operating
system
supports
the
Wake
on
LAN
feature,
the
Wake
on
LAN
feature
can
turn
on
the
server.
8
326m
Type
7969:
Hardware
Maintenance
Manual
and
Troubleshooting
Guide