IBM 419452u - Servers System X3250 M2 Xeon..., Installation Manual

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Rear view
The following illustration shows the LEDs on the rear of the server.
Ethernet 1 activity LED
Ethernet 2 activity LED
Ethernet 1 link LED
Ethernet 2 link LED
Ethernet activity LED: This LED is on each Ethernet connector. When this LED is
lit, it indicates that there is activity between the server and the network.
Ethernet link LED: This LED is on each Ethernet connector. When this LED is lit, it
indicates that the Ethernet controller is connected to the network.
The following illustration shows the connectors on the rear of the server.
Power-cord connector
Serial connector
Video connector
Ethernet 2 connector
Ethernet 1 connector
USB 3 connector
USB 4 connector
Systems-management
connector
Power-cord connector: Connect the power cord to this connector.
Serial connector: Connect a 9-pin serial device to this connector.
Video connector: Connect a monitor to this connector.
Ethernet connector: Use either of these connectors to connect the server to a
network. Ethernet connector 1 supports Serial over LAN (SOL).
USB connector: Connect a USB device to either of these connectors.
Systems-management connector: Connect the server to a network for
systems-management information control. This connector is active only if you have
installed a Remote Supervisor Adapter II SlimLine, and it is used only by the
Remote Supervisor Adapter II SlimLine.
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 is
shut down; however, the server can respond to requests from the service processor
(the baseboard management controller), such as a remote request to turn on the
server.
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IBM System x3250 M2 Types 4190 and 4194: Installation Guide