1 Close the display and turn the computer upside-down

2 Remove the memory cover - this is the larger cover.

3 Remove the M2.5 x 5-mm screw securing the optical drive to the system board. The screw is located in the center of the lower-left edge of the memory module compartment.

4 Push on the tab that held the screw to slide the optical drive from its slot on the side of the computer.