Dual-port ConnectX-5 PCI Card/PCI Riser Replacement
DGX-2 System DU-09224-001 _v09|49
12.2. Replacing the Dual-Port ConnectX-5
PCI Card
CAUTION: Static Sensitive Devices: - Be sure to observe best practices for electrostatic
discharge (ESD) protection. This includes making sure personnel and equipment are
connected to a common ground, such as by wearing a wrist strap connected to the
chassis ground, and placing components on static-free work surfaces.
1. Identify the failed card by running nvsm.
$ sudo nvsm show health
2. If the failed component is the Mellanox dual-port card located at PCIe bus 86:00, obtain a
replacement part from NVIDIA Enterprise Services.
3. If replacing the card alone, unpack it upon receipt and confirm that it comes with a low-
profile bracket.
Replacement Instructions
1. Power down the system.
2. Label all cables connected to the motherboard tray for easy identification when
reconnecting.
3. Unplug the cables.
4. Remove the motherboard tray.
Refer to the instructions in the section Removing the Motherboard Tray.
5. Remove the right PCI card riser.
a). Release the right PCI card riser by turning the right black screw.
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