Master Reset the 570, 670, 770
1. Turn the speaker off using the power button on the ZVOX remote or hold the mute button on the front of the speaker until "OFF" appears on the display.
2. Hold the input buttons down on the front of the speaker until you see "rst" on the display (you have to use the input button on the speaker the input button on the remote will not work). This will take around 20 seconds.
3. Your 570 is now reset to the factory default settings.