Before removing a PCIe adapter from the riser assembly:
1. ThinkAgile HX 1521-R, HX3521-G, HX5521, HX5521-C, HX7521 Certified Node appliances can contain
zero or one LOM NIC, with two or four ports, as well as up to two PCIe NICs. For nodes with multiple
NICs, verify which has failed. Identify the failed NIC by either checking in the XCC or checking the
indicator lights on the network ports.
2. Place the node in maintenance mode by following the procedure
Enter Maintenance Mode in the Nutanix
Hardware Replacement Documentation.
3. Power off the node and if the cable management arm is not in place, disconnect all the cables.
4. Remove the appliance from the rack.
5. Remove the top cover.
6. Remove the riser assembly and lay it upside down on a flat, clean, and static-protective surface.
To remove a PCIe adapter from the riser assembly, complete the following steps:
Step 1. Press the tab to pivot the PCIe adapter retention latch to the open position.
Figure 34. Opening the PCIe adapter retention latch
72 User Guide forThinkAgile HX1521-R Node ThinkAgile HX3521-G NodeThinkAgile HX5521 NodeThinkAgile HX5521-C
NodeThinkAgile HX7521 Node
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