9.Replace the optical drive (see Replacing the Optical Drive).
10.Follow the instructions in step 5 in Replacing the Hard Drive(s).
11.Replace the memory module(s) (see Replacing the Memory Module(s)).
12.Replace the module cover (see Replacing the Module Cover).
13.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.
