HP 14s Maintenance And Service Manual page 60

To remove the system board:
1. Position the computer upright, and then disconnect the following cables from the system board:
(1): Display cable
(2): Power connector cable
(3): Power button board cable
(4): USB board cable
(5): Speaker cable
(6): TouchPad cable
(7): Keyboard cable
(8): Hard drive cable
2. Remove the four Phillips PM2.0×5.0 screws (1) that secure the system board to the computer.
52 Chapter 5 Removal and replacement procedures for Authorized Service Provider parts