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3
.
Remove the two Phillips PM2.5×4.0 screws
(2)
and the ten Phillips PM2.5×8.0 screws
(3)
that secure
the top cover to the computer.
4
.
Remove the four Phillips PM2.5×5.0 screws
(1)
and the two Phillips PM2.5×11.0 screws
(2)
that
secure the top cover to the computer.
5
.
Turn the computer right-side up, with the front toward you.
6
.
Open the computer as far as possible.
56 Chapter
4
Removal and replacement procedures