Network Interface Card Replacement

Network Card Replacement Overview

This is a high-level overview of the procedure to replace one or more network cards on the NVIDIA DGX™ H100/H200 system.

  1. Identify the failed card

  2. Get a replacement Ethernet card from NVIDIA Enterprise Support

  3. Make sure the system is shut down

  4. If cables don’t reach, label all cables and unplug them from the motherboard tray

  5. Slide motherboard out until it locks in place

  6. Open rear compartment

  7. Pull out the bad Ethernet card

  8. Install the new Ethernet card

  9. Close the rear motherboard compartment

  10. Slide the motherboard back into the system

  11. Plug in all cables using the labels as a reference

  12. Power on the system

  13. Test the Ethernet card

  14. Ship back the failed unit to NVIDIA Enterprise Support using the packaging provided

Prepare the System for Replacement

Usually, the issue with a network interface card for the following reasons:

  1. The operating system does not detect the device.

  2. The device does not transmit or receive data.

After you rule out external connectivity issues, contact NVIDIA Enterprise Support to receive a replacement card.

When you receive the card, begin the replacement by performing the following actions:

Remove the Non-Functional Card

First, turn the locking mechanism 90 degrees so the card can be extracted from the PCI slot:

  1. Confirm the motherboard tray service lid is open and loosen the thumb screw for the PCI card locking mechanism next to slots 1 and 3:

    _images/mb-tray-lock-2.png

  2. Rotate the locking mechanism to release the PCI cards, as shown in the following figure:

    _images/card-riser.png

  3. Pull the PCI Ethernet card from the slot in the riser:

    _images/dgx-h100-pci-eth-remove.png

  4. Remove the card from the system:

    _images/card-remove.png

Install the New Card and Close the Lock

  1. Position the PCI card in the system:

    _images/dgx-h100-pci-eth-install-place.png

  2. Push the card into the PCI slot:

    _images/dgx-h100-pci-eth-install-push.png

  3. Close the latch to lock the PCI cards in place:

    _images/card-close-lock.png

  4. Secure the locking mechanism by tightening the black thumb screw:

    _images/dgx-h100-mb-tray-io-slot-left-tighten.png

Finalize the Network Interface Card Replacement

Refer to Motherboard Tray - Opening and Closing the IO door for information about performing the following actions:

  1. Close the motherboard tray IO door.

  2. Lock the motherboard lid.

  3. Insert the motherboard.

  4. Reconnect cables to their ports.