This article covers how to factory default a SonicPoint/SonicWave. It's best to factory default any device as a last resort.
You can reset the SonicPoint/SonicWave at any time by pressing the reset switch with a straightened paper-clip, a tooth pick, or other small, straight object.
The reset button resets the configuration of the mode the SonicPoint/SonicWave is operating in to the factory defaults. It does not reset the configuration for the other mode. Depending on the mode the SonicPoint/SonicWave is operating in, and the amount of time you press the reset button, the SonicPoint/SonicWave behaves in one of the following ways: