Remove the bottom cover:
1.
Loosen the five captive Phillips screws that secure the bottom cover to the computer.
2.
Starting near the hinges, use a nonmarking, nonconductive tool (1) to release the edges of the
bottom cover from the computer.
3.
Remove the bottom cover from the computer (2).
To replace the bottom cover, reverse the removal procedures.
WLAN module
To remove the WLAN module, use this procedure and illustration.
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Chapter 5 Removal and replacement procedures for Customer Self-Repair parts