HPE ProLiant ML30 Gen10 Maintenance And Service Manual page 57

7. If installed, remove the air baffle .
8. If installed, disconnect the serial port cable from the enablement board .
9. Remove the enablement board stabilizer.
10. Remove the M.2 SSD/dedicated iLO/serial port enablement board:
a. Remove the enablement board screw.
b. Carefully lift the rear end of the enablement board in the upward direction.
c. Disconnect the enablement board from the slot.
11. If installed, remove the M.2 SSD .
12. Remove the hex nut from the M.2 SSD/dedicated iLO/serial port enablement board and retain it for future use.
HPE ProLiant ML30 Gen10 Server Maintenance and Service Guide 57