The following procedure can be used to clear the internal memory and reload the factory settings:
(CAUTION: All USER information will be lost. Be sure to back up any information you wish to keep.)
1. Make sure the volume is turned to the minimum position and the power is off.
2. Power on while holding UPPER, LOWER and PEDAL under Harmonic Bar Part.
3. Hold all three buttons down until all of the panel indicators light.
4. Power the VK-8 off and on again.