HP zbook 15 G3

6. Remove the four Phillips PM2.5×5.0 screws (1) that secure the system board to the computer.
7. Lift up on the left side of the system board (2) until it rests at an angle.
8. Remove the system board (3) by sliding it up and to the left.
Reverse this procedure to install the system board.
Component replacement procedures 65