HP ENVY 15 Notebook PC and HP ENVY TouchSmart 15 Notebook PC Maintenance and Service Guide

2. Disconnect the following cables from the system board:
(1) Rear speaker cable
(2) Subwoofer cable
(3) Front speaker cable
(4) TouchPad ribbon cable
(5) Keyboard ribbon cable
(6) Power button board ribbon cable
Component replacement procedures 67