HP ProBook 450 G4 Notebook PC and HP ProBook 455 G4 Notebook PC - Maintenance and Service Guide

19. Remove the cable from the display enclosure (3).
The display/webcam cable is available using spare part number 905760-001 for models with WLAN and
905761-001 for models with WWAN.
The display enclosure is available using spare part number 905758-001 for WLAN models and
905759-001 for WWAN models..
Reverse this procedure to reassemble and install the display assembly.
88 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts