KR-770, KR-570: Initializing - Restoring the Factory Settings
The following procedure will 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. Press UTILITY.
2. Use the LEFT / RIGHT PAGE buttons to display "FACTORY PRESET."
3. Press EXECUTE.
4. Press OK. (When the display shows "RESET COMPLETE" the Factory Settings have been restored.)
NOTE: Never turn off the power during a Factory Reset. This may result in corrupted internal data and may prevent the power from being turned on again.