Remove the speakers:
1. Disconnect the speaker cable from the system board (1).
2. Remove the speaker cable from the clips along the bottom of the battery (2).
3. Remove the speakers from the computer (3).
NOTE: When installing the speakers, be sure that the rubber gaskets are installed in the screw holes
(4).
Reverse this procedure to install the speakers.
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
Realtek RTL8821CE-M 802.11ac 1 × 1 Wi-Fi + Bluetooth 4.2 M09870-005
Realtek Wi-Fi 6 RTL8852AE + Bluetooth 5.2 M34027-005
Realtek Wi-Fi 6 RTL8852AE-VT + Bluetooth 5.2 M34029-005
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 29).
2. Remove the bottom cover (see Bottom cover on page 29).
3. Disconnect the battery cable from the system board (see Battery on page 31).
Remove the WLAN module:
34 Chapter 5 Removal and replacement procedures for authorized service provider parts
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