Wireless Local Area Network (Wlan) Antenna Module; Removing The Wlan Antenna Module - Dell Latitude 9420 Service Manual

Wireless Local Area Network (WLAN) Antenna module

Removing the WLAN antenna module

Prerequisites
1. Follow the procedure in
NOTE: Ensure that your computer is in Service Mode. For more information see, step 6 in
computer.
2. Remove the SD card.
3. Remove the SIM card
4. Remove the base cover.
5. Remove the WWAN card.
6. Remove the battery.
About this task
The following images indicate the location of the WLAN antenna module and provide a visual representation of the removal
procedure.
Steps
1. Remove the single (M1.6x1.8) screw securing the Proximity sensor bracket to the plam-rest assembly and lift the Proximity
sensor bracket off the system.
42 Removing and installing components
Before working inside your
tray.
computer.
Before working inside your