19.
Remove the M2 x 3-mm screw from the system board support.
20.
Remove the three M2.5 x 5-mm screws that secure the system board to the computer base.
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.
1 M2 x 3-mm screw
2 system board support
1 M2.5 x 5-mm screws (3)