Editing Step 5 —

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Strip the wires on the ends of the new motherboard wires about a half inch from the end.

Solder each individual wire from the new motherboard to the corresponding wire on the ear piece.

Completely wrap each solder joint with electrical tape so that the exposed wires only contact their corresponding wires.

Unintentional contact of non-corresponding wires can result in electrical fire and the failure of the device.

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