HP Pavilion 15 Maintenance And Service Manual page 79

1. Disconnect the following cables:
(1) USB board cable
(2) Power connector cable
(3) Memory card reader board cable
(4) Hard drive connector cable
(5) Backlight cable (select products only)
(6) Keyboard cable
(7) TouchPad cable
(8) Display cable
(9) Speaker cable
2. Remove the four Phillips M2.0×2.0 screws (1) that secure the system board to the computer.
3. Remove the four Phillips M2.0×4.0 screws (2) that secure the system board to the computer.
Component replacement procedures 71