To install a memory module, reverse the removal procedures.
WLAN module
To remove the WLAN module, use this procedure and illustration.
Table 7-3
WLAN module descriptions and part numbers
Description Spare part number
Intel AX211 Wi-Fi 6E Bluetooth 5.3 wireless card WLAN (vPro) M53363-001
Intel AX211 Wi-Fi 6E Bluetooth 5.3 wireless card WLAN (non-vPro) M53366-001
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 62).
2. Remove the bottom cover (see Bottom cover on page 62).
3. Disconnect the battery cable from the system board (see Battery on page 74).
Remove the WLAN module:
1. Remove the plastic protector (1) that covers the antennas.
2. Carefully disconnect the antenna cables (2) from the module.
66
Chapter 7 Removal and replacement procedures for Customer Self-Repair parts