Dell Pro 14 Plus/Dell Pro 14 Plus 2-in-1 PB14250/PB14250 2-in-1 (Intel Core Ultra 200U Series/Intel Core 100U and 200U Series) Owner's Manual

Installing the WLAN antenna module

If you are replacing a component, remove the existing component before performing the installation procedure.

The following images indicate the location of the WLAN antenna module and provide a visual representation of the removal procedure.

Align and place the WLAN antenna module on to its slot on the palm-rest assembly.
Replace the four screws (M1.6x2.5) to secure the WLAN antenna module to the palm-rest assembly.
Route the WLAN antenna cables through the routing guides on the palm-rest assembly.
Connect the Darwin cable to the connector on the I/O board.
Align and place the fingerprint-reader bracket on the I/O board.
Replace the screw (M2x3) to secure the fingerprint-reader bracket to the I/O board.
Thread the WWAN-antenna cables through the routing guides on the I/O board.

Install the system board.
NOTE:The system board can be removed and installed with the fan and heat-sink assembly attached in order to simplify the procedure and preserve the thermal bond between the system board and fan and heat-sink assembly.
Install the M.2 2230 solid state drive or the M.2 2280 solid state drive, as applicable.
Install the WWAN card, if applicable.
Install the memory module.
Install the battery.
Install the base cover.
Install the SIM-card tray, if applicable.
Follow the procedure in After working inside your computer.