19. Remove the M2 x
1M2 x
2system board support
20.Remove the three M2.5 x
1 M2.5 x
21.Remove the system board from the computer base.
a.Ensure that you have disconnected all cables from the system board.
b.Gently lift the board starting from the left side, and then pull to the left to dislodge the audio connectors from the holes in the base.