Skytex SP728 Speakers Replacement

Make sure the device is powered off

Rotate the device so the ports and screws face you

Using a small phillips screwdriver, unscrew both end screws

Using a plastic opening tool, work your way around the edge of the device, separating the case from the rest of the device

Once the case has been loosened, pry the backing off gently with your hands.

Identify the connection location of the wires from the speakers.

Use a soldering iron to remove the speaker wires from the circuit board

Solder the new speakers to the correct location, making sure the red wire goes to the + and the black wire goes to the -.