WLAN module
Table 5-5 WLAN module spare part information
Description Spare part number
Intel Wi-Fi 6 AX201 ax 2×2 + Bluetooth 5.0 MU-MIMO M.2 2230 non-vPro MIPI+BRI WW with 2 antennas L57250-005
Intel 9461 ac 1×1 MU-MIMO + Bluetooth 5.0 M.2 non-vPro MIPI+BRI worldwide with 1 antenna L25889-005
Realtek ac 2×2 + Bluetooth 5.0 M.2 2230 PCI-e+USB worldwide with 2 antennas L44796-005
IMPORTANT: To prevent an unresponsive system, replace the wireless module only with a wireless module
authorized for use in the computer by the governmental agency that regulates wireless devices in your country
or region. If you replace the module and then receive a warning message, remove the module to restore device
functionality, and then contact technical support.
Before removing the WLAN module, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o 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 computer by rst unplugging the power cord from the AC outlet, and then
unplugging the AC adapter from the computer.
4. Remove the bottom cover (see Bottom cover on page 39).
5. Remove the battery (see Battery on page 41).
Remove the WLAN module:
1. Disconnect the WLAN antenna cables (1) from the WLAN module terminals.
NOTE: 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 #2/Aux terminal.
2. Remove the Phillips M2.0×2.1 screw (2) that secures the WLAN module to the system board.
(The WLAN module tilts up.)
Component replacement procedures 47
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