The following procedure can be used to clear the internal memory and reload the factory settings:
(CAUTION: All USER information will be lost).
1. Press the MOD and DELAY pedals simultaneously to select Manual mode.
2. Hold down EDIT/EXIT and press Number Pedal 2. – “FA” appears in the display.
3. Press WRITE.
The MEMORY indicator flashes and the ME-20 goes into standby.
* To cancel the Factory Reset, press EDIT/EXIT again to return to the original mode.
4. Press WRITE.
When the Factory Reset is complete, the display goes dark and the unit returns to Manual mode.
Note; never turn off the power while the Factory Reset is in progress.