4.
Remove the battery from the computer (5).
To replace the battery, reverse the removal procedures.
WLAN module
To remove the WLAN module, use this procedure and illustration.
Table 5-3
WLAN module descriptions and part numbers
Description
Realtek RTL8822CE 802.11b/g/n/a/ac (2 × 2) MU-MIMO supported and Bluetooth 5.0
Intel Wi-Fi 6 AX201-W + Bluetooth 5 (non-vPro)
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:
To prevent an unresponsive system, replace the wireless module only with a wireless module
Bottom cover on page
Preparation for disassembly on page
26).
Battery on page
Component replacement procedures
Spare part number
L44796-005
L92724-005
26).
28).
29