HP Pavilion 14 Maintenance And Service Manual page 54

3. Remove the three Phillips PM2.0×3.0 screws (2) that secure the system board to the computer.
4. Rotate the right side of the system board upward (1)
5. Pull the system board up and to the right to remove it from the computer (2).
Reverse this procedure to install the system board.
46 Chapter 5 Removal and replacement procedures for Authorized Service Provider parts