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3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet,
and then unplugging the AC adapter from the computer.
4. Remove the battery (see
Battery on page 47).
5. Remove the following components:
a. Bottom door (see
Bottom door on page 49).
b. Optical drive (see
Optical drive on page 50)
c. Keyboard (see
Keyboard on page 63)
Remove the top cover:
1. Position the computer upside-down with the front toward you.
2. Remove the following covers and screws that secure the top cover to the computer:
(1) 4 rubber screw covers
(2) 10 Torx T8M2.5×6.0 screws
NOTE: The following image shows model 4530s. Model 4730s has 15 Torx screws on the
bottom.
66 Chapter 4 Removal and replacement procedures