Before replacing laptop speakers, check that the volume is not muted by increasing volume or unmuting the sound.
To remove and replace the speaker unit, follow these steps:
Step 1. Power off the computer and then disconnect the AC adapter.
Step 2. Remove the battery and any other components recommended by the manufacturer, including the keyboard or top casing.
Step 3. Disconnect any cables connecting the laptop to the motherboard.
Step 4. Remove any screws securing the speakers to the laptop frame.
Step 5. Remove the speakers.
Step 6. Insert the speakers.
Step 7. Tighten all screws to secure the speakers to the laptop frame.
Step 8. Connect any cables connecting the laptop to the motherboard.
Step 9. Insert the battery, along with all other components that were removed.
Step 10. Connect the AC adapter and power on the computer to check for functionality.