Table 5-4 WLAN module descriptions and part numbers
Description Spare part number
Realtek 8852BE-VS Wi-Fi 6 + Bluetooth 5.3 M91238-005
Realtek 8852BE Wi-Fi 6 + Bluetooth 5.3 N26166-005
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 support.
Before removing the WLAN module, follow these steps:
1. Prepare the computer for disassembly (see Preparation for disassembly on page 30).
2. Remove the rubber feet (see Rubber feet on page 30).
3. Remove the bottom cover (see Bottom cover on page 31).
4. Remove the battery (see Battery on page 32).
Remove the WLAN module:
1. Disconnect the WLAN antenna cables (1) from the terminals on the WLAN module.
NOTE: The #1 WLAN antenna cable is connected to the WLAN module Main terminal. The #2
WLAN antenna cable is connected to the WLAN module Aux terminal.
NOTE: The number of antennas can vary.
2. Remove the Phillips M2.0 × 3.0 screw (2) that secures the WLAN module to the system board. The
WLAN module tilts up.
34
Chapter 5 Removal and replacement procedures for authorized service provider parts
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