HP PROBOOK 4520S Maintenance And Service Manual page 112

2. Remove the webcam cable (3) from the raceway and then, remove the cable assembly (4).
NOTE:
To remove the WLAN and WWAN antennas:
1. Peel the WLAN (1) and WWAN (2) antenna receivers from the housing.
2.
Route the antenna cables (3) out of the routing channels in the inside of the display housing.
Reverse this procedure to install the display assembly.
102 Chapter 4 Removal and replacement procedures
The cables are attached to the display panel with adhesive tape.