NVIDIA DGX A100 Service Manual
2. If data drives are encrypted, then disable encryption.
$ sudo nv-disk-encrypt disable
Note: The TPM2 OS package must be installed and TPM enabled in the SBIOS. Refer to the
chapter Managing the DGX A100 Self-Encrypting Drives in the NVIDIA DGX A100 User Guide for
more information.
3. Power down the system.
4. Label all cables connected to the motherboard tray for easy identication when reconnecting.
5. Unplug all power cords.
6. Unplug all network, monitor, and USB cables.
7. Remove the motherboard tray.
Refer to the instructions in the section Removing the Motherboard Tray.
8. Replace the TPM by pulling it up vertically and then inserting the replacement in its slot.
9. Close the motherboard tray lid and reinsert the mother board tray and secure.
Refer to the instructions in the section Reinstalling the Motherboard Tray.
10. Connect all the cables to the motherboard tray.
11. Install all the power cords.
12. Power on the system and log in.
13. If data drives were encrypted prior to replacing the TPM, encrypt the drives.
Note: The TPM2 OS package must be installed and TPM enabled in the SBIOS. Refer to the
chapter Managing the DGX A100 Self-Encrypting Drives in the NVIDIA DGX A100 User Guide for
90 Chapter 19. Trusted Platform Module Replacement