Before starting, unplug the speaker from any power source. After unplugging the device, wait around 10 minutes before starting to let the capacitor fully discharge.

On a flat surface, orient the device so that the front grille is facing downward.

Using a Phillips #1 screwdriver, remove the ten outer 28.6 mm screws marked in red.

Remove the eight inner 28.6 mm screws with the Phillips #1 screwdriver.