Note the location of the internal-speaker cable connection. Note the routing of the internal-speaker cable. Disconnect the internal-speaker cable and the switch LED cable from the system board.
Disengage the internal-speaker-locking tabs (2) and slide that side of the speaker (1) downward to remove.
Remove the speaker and speaker cable from the computer.
Route the speaker cable and then position the new internal-speaker tabs (2) into the metal speaker slots and then push the internal speaker downward until the speaker-locking tabs snap into position.