National Instruments MXI-Express Gen-3 x16

Figure 12. LEDs for Ports 1-4
LEDs for Ports 5-8 of the PXIe-8399
These LEDs, shown in the following figure, are between the two PCBs that comprise the
PXIe-8399. They are on the smaller PCB and may be visible through openings on the top of
the chassis. They represent, from top-right to bottom-left, ports 5, 6, 7, and 8.
Figure 13. PXIe-8399 LEDs for Ports 5-8
5
6
7
8
LEDs for Backplane Links
Onboard link indicators for the first 16 backplane lanes are on the top side of the board, as
shown in the following figure.
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