To install a memory module:
1. Align the notched edge of the module with the tab in the slot (1), and then press the module into the
slot at an angle until it is seated (2).
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 5-5
WLAN module descriptions and part numbers
Description Spare part number
Intel AX211 Wi-Fi 6E + Bluetooth 5.3 M.2 2230 160 MHz CNVi WW WLAN M53366-001
Realtek 8852CE Wi-Fi 6E + Bluetooth 5.3 M.2 2230 PCI-e + USB WW WLAN N19618-001
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 50).
2. Remove the bottom cover (see Bottom cover on page 38).
3. Disconnect the battery cable from the system board (see Battery on page 50).
Remove the WLAN module:
48
Chapter 5 Removal and replacement procedures for Customer Self-Repair parts
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