HP VR Backpack G2 Maintenance And Service Manual page 40

5. Lift the I/O bracket out of the computer (3).
6. Remove the two Phillips M2.5 × 4.5 screws (1) that secure the system board to the computer.
7. Lift the system board out of the computer (2).
Reverse this procedure to install the system board.
32 Chapter 5 Removal and replacement procedures