HP ProBook 4540s Maintenance And Service Manual page 124

13. Flex the top (1) of the bezel, the inside edges of the left and right sides (2), and then the bottom
(3) of the bezel until it disengages from the display enclosure.
14. Remove the display bezel (4).
The bezel is available using the following spare part numbers:
683478-001: 4540s models with a webcam
683479-001: 4540s models without a webcam
683641-001: 4440s/4441s models with a webcam
683642-001: 4440s/4441s models without a webcam
116 Chapter 4 Removal and replacement procedures