3.
Replace the cover by inserting the edges of the cover into the clips on the system board that surround
the memory modules (1).
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
Intel Wi-Fi 6 AX201 + Bluetooth 5 (802.11ax 2 × 2, vPro)
L57248-002
Intel Wi-Fi 6 AX201 + Bluetooth 5 (802.11ax 2 × 2, non-vPro)
L57250-002
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 (
Preparation for disassembly on page 32
2.
Remove the bottom cover (
).
3.
Disconnect the battery cable from the system board (see
).
Remove the WLAN module:
1.
Carefully disconnect the two antenna cables from the module (1).
36
Chapter 5 Removal and replacement procedures for Customer Self-Repair parts
