HP ProBook 4520s Maintenance And Service Manual page 98

10. Remove the display panel from the housing (3).
11. Remove the six Phillips PM2.0×3.0 screws (1) that secure the display hinges to the display panel,
and then remove the display hinges (2). The left and right display hinges are available in the
Hinge Kit, spare part number 598679-001 for computers with 15.6-in displays.
To replace the webcam, webcam cable, and display cable:
1. Remove the microphone from its socket (1) and lift its cable (2) from the raceway.
90 Chapter 4 Removal and replacement procedures