3. Remove the Phillips M2.0 × 2.5 screw (3), and then remove the WLAN module from the computer (4).
NOTE: Models have either one or two WLAN antennas. On models with two antennas, the #1 white
WLAN antenna cable connects to the WLAN module #1 Main terminal. The #2 black WLAN antenna cable
connects to the WLAN module #1 Aux terminal.
4. If the WLAN antenna is not connected to the terminal on the WLAN module, you must install a protective
sleeve on the antenna connector, as shown in the following illustration.
Reverse this procedure to install the WLAN module.
USB board
To remove the USB board, use this procedure and illustration.
Component replacement procedures 43
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