HP Probook 450 G9 Maintenance And Service Manual page 72

The display bezel is available as the following spare part numbers:
M21991-001, N14641-001: Models without a camera
M21992-001, N07351-001: Models with an HD camera
M21993-001, N14640-001: Models with an HD + IR camera
8. If you need to remove the display panel:
a. The display panel is secured to the display enclosure with tape that is installed under the left and
right sides of the panel. You have to pull the tape out from behind the panel from all four corners of
the panel. To remove the panel, use tweezers to grasp and pull the end of the tape out from behind
the panel (1). While turning the tweezers, wrap the tape around the tweezers (2) as you continue to
pull the tape out from behind the display panel. You must pull the tape multiple times before it is
completely removed.
b. Rotate the display panel over and place it next to the display enclosure (3).
Display panels are available as the following spare part numbers:
N00086-001: FHD, 400 nit panel
N00084-001: FHD, 250 nit panel
N00085-001: FHD, 250 nit panel, touch screen
N00087-001: HD, 250 nit panel
64 Chapter 6 Removal and replacement procedures for authorized service provider parts