IBM x3950 Problem Determination And Service Manual page 23

The optional Integrated xSeries Adapter (IXA) cab be installed only in slot 2. You
must move jumpers J35 and J40 on the IXA. For details about installing the IXA,
see the documentation that comes with the adapter.
I/O board error LED: This LED is on the I/O board and is visible on the rear of the
server. When this LED is lit, it indicates that there is a problem with the I/O board.
Gigabit Ethernet 2 activity LED: This LED is on the Gigabit Ethernet 2 connector.
When this LED flashes, it indicates that there is activity between the server and the
network.
Gigabit Ethernet 2 connector: Use this connector to connect the server to a
network.
Gigabit Ethernet 2 link LED: This LED is on the Gigabit Ethernet 2 connector.
When this LED is lit, it indicates that there is an active connection on the Ethernet
port.
Gigabit Ethernet 1 activity LED: This LED is on the Gigabit Ethernet 1 connector.
When this LED flashes, it indicates that there is activity between the server and the
network.
Gigabit Ethernet 1 connector: Use this connector to connect the server to a
network.
Gigabit Ethernet 1 link LED: This LED is on the Gigabit Ethernet 1 connector.
When this LED is lit, it indicates that there is an active connection on the Ethernet
port.
Power-supply connector: Connect the power cord to this connector.
SMP Expansion Port 1 link LED: When this LED is lit, it indicates that there is an
active connection on SMP Expansion Port 1.
SMP Expansion Port 1 connector: Use this connector to connect the server to
other servers to form multi-node configurations.
SMP Expansion Port 2 connector: Use this connector to connect the server to
other servers to form multi-node configurations.
SMP Expansion Port 2 link LED: When this LED is lit, it indicates that there is an
active connection on SMP Expansion Port 2.
SMP Expansion Port 3 connector: Use this connector to connect the server to
other servers to form multi-node configurations.
SMP Expansion Port 3 link LED: When this LED is lit, it indicates that there is an
active connection on SMP Expansion Port 3.
7
Chapter 1. Introduction