The following steps can be used to reset and reload the factory settings in the GP-10.
CAUTION: All user information will be lost when performing a factory reset. Be sure to backup any information, patches, or custom system settings to wish to keep.
1. Turn on the GP-10's power.
2. Press the SYSTEM button repeatedly until "Factory Reset" appears in the display.
3. Press and release the WRITE button. "ARE YOU SURE ? " appears.
4. Press WRITE again. "Factory Reset Now executing" appears for about 5 seconds, and then the main screen appears. The reset is complete.