HP Compaq NC4010 Maintenance And Service Manual page 111

4. Disconnect the speaker cable from the switch board 1.
5. Remove the four PM2.0×3.0 screws 2 that secure the left
and right speakers to the notebook.
6. Remove the left and right speakers 3.
Removing the Speakers
Reverse the above procedure to install the speakers.
Maintenance and Service Guide
Removal and Replacement Procedures
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