2.
Press down on the module until the side retention clips snap into place (3).
WLAN module
To remove the WLAN module, use this procedure and illustration.
Table 5-3
WLAN module descriptions and part numbers
Description
Spare part number
Qualcomm WCN6900 Wi-Fi 6E Bluetooth 5.2 WLAN
M85448-001
Realtek 8852BE Wi-Fi 6 Bluetooth 5.2 WLAN
M91238-001
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.
Prepare the computer for disassembly (see
Preparation for disassembly on page 38
).
2.
Remove the bottom cover (see
3.
Disconnect the battery cable from the system board (see
).
Remove the WLAN module:
1.
Remove the plastic that covers the antennas.
2.
Carefully disconnect the two antenna cables from the module (1).
42
Chapter 5 Removal and replacement procedures for Customer Self-Repair parts
