HP ProBook 450 G3 Maintenance And Service Manual page 66

1. Position the computer upside-down with the front toward you.
2. Remove the 2 rubber screw covers on each side of the battery (1) and the 3 rubber screw covers along
the bottom of the computer (2).
3. Remove the 7 Phillips PM2.0×3.0 screws that secure the top cover to the computer.
54 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts