5.Replace the keyboard (see Replacing the Keyboard).
6.Turn the computer over and replace the seven screws that secure the palm rest to the computer base.
7.Replace the four rubber screw caps that cover the screws.
8.Replace the optical drive (see Replacing the Optical Drive).
9.Replace the memory module(s) (see Replacing the Memory Module(s)).
10.Replace the base cover (see Replacing the Base Cover).
11.Replace the battery (see Replacing the Battery).
CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer.