WLAN module
For a list of available WLAN modules, see Computer major components on page 3.
1. Prepare the computer for disassembly (Preparation for disassembly on page 15).
2. Remove the access panel (Access panel on page 16).
3. In models with a hard drive, remove the hard drive (Hard drive on page 20) and drive cage Drive cage
on page 22.
4. Locate the WLAN module on the system board.
5. Disconnect both antenna cables (1) from the WLAN module.
NOTE: You may need to use a small tool, such as a pair of tweezers or needle-nose pliers, to
disconnect and connect the antenna cables.
6. Remove the screw (2) securing the WLAN module to the system board.
7. Grasp the WLAN module (3) by the sides and pull it out of the socket.
To replace the WLAN module, reverse the removal procedures.
24 Chapter 4 Removal and replacement procedures
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