6.Lift the right side of the system board at an angle (1) and remove the optical drive board (2).
7.Flex the left side of the base enclosure (1) until the external monitor connector and the HDMI connector are clear of the openings in the base enclosure.
8.Lift the right side of the system board at an angle (2) and remove it (3) from the base enclosure.
9.Turn the system board upside down with the rear panel toward you to disconnect the power cable.
Reverse this procedure to install the system board.
82 Chapter 4 Removal and replacement procedures
