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Before removing the WLAN module, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the device 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 38).
5. Remove the service cover (see
Service cover on page 40).
Remove the WLAN module:
1.
Disconnect the WLAN antenna cables
NOTE: The number of WLAN cables varies, depending on model. Note the labeling and
position of the cables. Disconnect the antenna cables by pulling the cables off the terminals.
2. Using a small Phillips screwdriver, remove the 2 WLAN module screws. This releases the module
to tilt up at a slight angle
Component replacement procedures
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