Update the TPM 2.0 firmware
When a system board is replaced, you must make sure that the TPM 2.0 firmware is updated to the latest version.
To update the TPM version:
Go to Lenovo Data Center Support and navigate to the support page for your server.
Click Drivers & Software and download the latest version of BIOS/UEFI firmware.
Update the firmware. See Firmware updates.
Power on the system and press F1.
If you have set the power on password, enter the correct password.
Wait for about 90 seconds, the setup utilities window is displayed.
Navigate toand update the TPM.
Reboot the system once the update is complete.