1. Turn o the computer. If you are unsure whether the computer is o or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect the power from the computer by unplugging the power cord from the computer.
3. Disconnect all external devices from the computer.
4. Remove the optical drive (see Optical drive on page 32).
Remove the bottom cover:
1. Peel the rubber feet o the bottom of the computer (1).
2. Remove the nine Phillips M2.5×6.0 screws (2) and the two Phillips broad head M2.0×2.0 screws (3) from
the optical drive bay.
3. Starting near the optical drive bay (1), pry the bottom cover up to remove it (2).
Reverse this procedure to install the bottom cover.
Component replacement procedures 37