GR-1: Initializing - Factory Reset
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. Power on while holding WRITE/COPY. The display will show "ALL INIT" and "OK?" flashing.
2. Release WRITE/COPY and then press YES. "WAIT" will show in the display for a few seconds. When the Factory reset is complete, "11RHODES" will show in the display.