1. Remove the screws under the rubber strip at the bottom. And then the white piece is double-sided tape, because I used to remove it,...
2. Pull down the white sheet on the opposite side, and from the switch side to this side, the main body of the speaker is stabbed out,...
3. The battery is glued to a plastic shelf, very tight, the battery has been broken in half by me, I hope it will not be like note7 after installation.
4. The battery shelf has several screws, remove them, the circuit board also has several screws, remove the circuit board basically can be taken down.