Gently pull off the speaker plate leaving enough space to reach you hand inside.

Using your thumb and finger nail or the screwdriver, pull off the wire sockets from the housing on the motherboard. only grab the end flange that's attached to the wires.

Do this to all the wires inside the speaker until the lowest one remains.

Begin now to unscrew the 3 screws at the very bottom. They are holding onto the marley brand wooden plate. This plate must come off to reveal other mounting screws.