HP zx5000 - Manual (Page 158)

Removal and Replacement Procedures
Maintenance and Service Guide 5–51
2. Turn the notebook so that the the rear panel is toward you.
3. Disconnect the speaker cable 1 from the system board.
4. Remove the PM2.5×6.0 screw 2 that secures the speaker
to the top cover.
Disconnecting the Speaker Cable and Removing the
Speaker Screw