Front Console Board Replacement#

Front Console Board Replacement Overview#

This is a high-level overview of the procedure to replace the front console board on the NVIDIA DGX™ B200 system.

  1. Unpack the new front console board.

  2. Shut down the system.

  3. Remove the bezel.

  4. Use a Philips #2 screwdriver to loosen the captive screws on the front console board and pull the front console board out of the system.

  5. Insert the new front console board.

  6. Tighten the screws.

  7. Power on the system and confirm the ports work.

  8. Install the bezel.

  9. Return the failed unit to NVIDIA Enterprise Support.

Front Console Board Replacement#

You can diagnose a front console board malfunction using the following methods:

  • No display or connectivity occurs after you plug in a keyboard and monitor to the front of the system.

  • The USB ports do not work.

  • The front temperature sensor does not provide a temperature reading.

Contact NVIDIA Enterprise Services to request a replacement.

When the new board arrives, unpack it and keep the packaging to send back the old board.

Caution

Static Sensitive Devices: Be sure to observe the best practices for electrostatic discharge (ESD) protection. This includes ensuring 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. Power down the system.

  2. Remove the bezel. For more information, refer to Removing and Attaching the Bezel.

  3. Replace the front console board.

    1. Using a Phillips #2 screwdriver, loosen the two captive screws that secure the front console board:

      _images/b200-front-console-loosen.png

    2. Replace the front console board:

      _images/b200-front-console-replace.png

    3. Tighten the screws:

      _images/b200-front-console-tighten.png

  4. Confirm functionality:

    1. Power on the system and confirm that the ports work correctly.

    2. Run sudo nvsm show health to verify that the temperature sensor is working properly

    3. Replace the bezel as described in Removing and Attaching the Bezel.

  5. Send the failed unit to NVIDIA Enterprise Support using the packaging provided.