To install the camera and display panel, reverse these procedures.
WLAN module
To remove the WLAN module, use this procedure and illustration.
Table 6-3
WLAN module descriptions and part numbers
Description
Intel AX211 Wi-Fi 6e Bluetooth 5.2 WLAN
Mediatek Wi-Fi 6 MT7921 + Bluetooth 5.2
IMPORTANT:
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
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 (1).
2.
Remove the Phillips M2.0 × 2.5 screw (2).
3.
Carefully disconnect the two antenna cables from the module (3), and then pull the module out of the
socket to remove it (4).
NOTE:
numbers next to the connectors on the module.
44
Chapter 6 Removal and replacement procedures for authorized service provider parts
To prevent an unresponsive system, replace the wireless module only with a wireless module
Bottom cover on page
When installing a WLAN module, be sure to match the numbers on the antenna cables with the
Preparation for disassembly on page
37).
Battery on page
Spare part number
M53366-005
M74879-005
37).
39).