The speaker cover, located above the keyboard, can be removed by following these simple steps.
Locate the two sliding locks indicated in the photo.
Slide the right lock (labeled "1") to the right. It will remain in the unlocked position.
Slide the left lock (labeled "2") to the left and hold it in place.
While holding the left lock, place your finger in the indentation next to the battery and lift the battery out.
Remove the four screws indicated in the photos using a Phillips 00 Screwdriver. Left to right: 6mm button-head, 3mm flat-head, 6mm button-head, 6mm button-head.
With your hands, grasp the speaker cover on the edge nearest to the screen.
Pry the speaker cover upward.
Remove the speaker cover. Your laptop will look like this photo when the speaker cover has been removed.