LEDs and Ports

The adapter has four LEDs located on the I/O panel. Two LEDs are assigned to each 4X port.

Figure 2 I/O Panel With Ports and LEDs

Figure Legend

1 InfiniBand Port 1 ()

2 Yellow LED for Port 1 (Logical Link)

3 Green LED for Port 1 (Physical Link)

4 InfiniBand Port 2 (QSFP+)

5 Yellow LED for Port 2 (Logical Link)

6 Green LED for Port 2 (Physical Link)

The same port names and LED footprints apply when a tall bracket is installed on the adapter. To install the tall bracket, see Replacing a Short Bracket With a Tall Bracket.

The pair of LEDs for each port have the meanings described in the following table.

Table 1 LED Meanings

LED Color	LED Name	LED State	Meaning
Green	Physical Link	Lit	The link bringup process has successfully completed and the link width, link speed, link polarity, and link reversal have been negotiated with the neighbor port on the other end of the cable.
		Unlit	A physical connection has not been established.
Yellow	Logical Link (data activity)	Steady light	Infiniband is discovered over the link, but no data is being passed.
		Blinking light	Data is being passed.
		Unlit	A physical or logical connection (or both) has not been established.

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	Oracle Dual Port QDR InfiniBand Adapter M3 User's Guide