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v Dual GB Ethernet connectors: Use these connectors to connect the server to
v Remote Supervisor Adapter II SlimLine Ethernet connector: Use this
v Remote Supervisor Adapter II SlimLine Ethernet LEDs: These LEDs are
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 BMC is shut down;
however, the server can respond to requests from the BMC, 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
When you connect the server to an ac power source, the power supply fans turn on
immediately; then, approximately 20 seconds later, 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 the operating system supports the system-management software for an
v If the operating system supports the Wake on LAN feature, the Wake on LAN
Turning off the server
When you turn off the server and leave it connected to ac power, the power supply
fans continue to run and the server can respond to requests from the BMC, such as
a remote request to turn on the server. To remove all power from the server, you
must disconnect it from the power source.
Some operating systems require an orderly shutdown before you turn off the server.
See the operating-system documentation for information about shutting down the
operating system.
10
xSeries 336 Type 1879 and Type 8837: Hardware Maintenance Manual and Troubleshooting Guide
The bottom LED is the Ethernet activity LED. When it flashes, it indicates that
data is being transmitted or received between the server and a network device.
The flashing frequency is proportional to the amount of traffic on the network link.
an Ethernet network.
connector to connect the server to a network for system-management information
control. This Ethernet connector is active only when you have installed the
Remote Supervisor Adapter II SlimLine option.
located on the Ethernet connector and are at the top left and top right positions.
The top left LED is the Ethernet link LED for the Remote Supervisor Adapter II
SlimLine; when lit, it indicates that there is an active connection on the Ethernet
port.
The top right LED is the Ethernet activity LED for the Remote Supervisor Adapter
II SlimLine. When this LED flashes it indicates that data is being transmitted or
received between the server and a network device. The flashing frequency is
proportional to the amount of traffic on the network link.
automatically when power is restored.
optional Remote Supervisor Adapter II SlimLine option, the system-management
software can turn on the server.
feature can turn on the server.
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Troubleshooting
