Oontz Angle 3 ULTRA Motherboard Replacement

Remove the two black rubber sheaths around the edges of the speaker.

Under the symbol-marked sheath there is a white rubber covering for the buttons. Peel this away to reveal the panel underneath.

On two corners of its triangular face there is a small divot, which allows you to use your fingernails or a pair of tweezers to grip and peel away the covering.

Use a JIS #0 screwdriver to remove the six screws to expose the motherboard.

Using a pair of tweezers, pinch and pull the rubber fillings obstructing the screws.

Using a JIS #0 screwdriver, remove the 6 screws holding the backplate in.

Remove the back panel off of the device.

Using the spudger, remove the motherboard from the device.

Using a soldering iron, remove microphone wires attached to the motherboard.

Melt the solder on the battery terminals on the motherboard and pull the wires through the backside of the board.

For more information on soldering, please visit the How to Solder and Desolder Connections guide.

Using a spudger, disconnect the speaker bus female connector from the motherboard's male bus.

Remove the grounding wire from the back of the motherboard by gently pulling the metal connection directly away from the board.

With the new motherboard, re-solder all of the wiring into their appropriate soldering locations and wiring harnesses.

Reassemble the speaker in reverse order.