The following procedure can be used to clear the DB-90's internal memory and load its factory settings.
Caution: Performing a Factory Reset erases all user settings and custom memories you have stored. Be sure to write down any settings that you wish to remember.
- Begin with the DB-90's power turned off.
- Press and hold the MEMORY button and turn on the power. "F" appears in the display to indicate that the reset is complete.
- Release the MEMORY button.