
Installing the adapter
29
Installation Steps
negotiate with the slot to determine the highest mutually supported
number of lanes. However, an adapter requiring x16 lanes will not fit
into a smaller slot.
Figure 4 PCI Express slots
Figure 5 shows x1, x4, and x16 lane slots aligned on a mainboard. You
can see how the slots are keyed so that low-lane adapters can fit into
larger slots.
Figure 5 PCI Express slots aligned
Emulex offers adapters for each bus/slot type available. Table 3 on
page 30 shows each of the EMC-supported Emulex adapters, and
their respective slot requirements. Be sure to consult both your server
user guide and Emulex to ensure that the adapter you want to use is
compatible with your server's bus.
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