HP ProBook 645 G4 Maintenance And Service Manual page 88

6. Remove the hinge covers from the display cover (3).
Display hinge covers are available using spare part number L09545-001.
7. If it is necessary to replace the hinge brackets, remove the three Phillips M2.5×3.0 screws from the
bottom of each hinge (1) and the Phillips M2.0×3.0 screw from the top of each hinge (2).
8. Remove the hinges from the display cover (3).
Display hinges are available using spare part number L09544-001 for non-touch models or L23433-001
for touch models.
78 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts