Nvidia Mellanox ConnectX-6 MCX654106A-ECAT User Manual page 35

Step 9: Clamp the retention clip. Verify both latches are firmly locked.
Connect the ConnectX-6 adapter and PCIe Auxiliary Connection cards in available PCI Express
x16 slots in the chassis.
Step 1: Locate two available PCI Express x16 slots.
Step 2: Applying even pressure at both corners of the cards, insert the adapter card in the
PCI Express slots until firmly seated.
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