WLAN module
Description
Spare part number
Realtek RTL8822BE 802.11ac 2×2 WiFi + Bluetooth 4.2 Combo Adapter (MU-MIMO supported)
924813-855
Realtek RTL8723DE 802.11bgn 1×1 WiFi + Bluetooth 4.2 Combo Adapter
L21480-005
Before removing the WLAN, follow these steps:
1.
Prepare the computer for disassembly (
Preparation for disassembly on page 26
2.
Remove the bottom cover (see
3.
Remove the battery (see
).
Remove the WLAN module:
1.
Disconnect the antenna cable(s) from the module (1).
NOTE:
Some models have only one antenna cable.
36
Chapter 5 Removal and replacement procedures for Authorized Service Provider parts