how to reset roland mc-707.

To reset the Roland MC-707, perform a factory reset by following these steps:

1. Make sure the MC-707 is turned off.
2. Press and hold the [SHIFT] and [PROJECT + F3] buttons.
3. While holding down the buttons, turn on the power to the MC-707. The MC-707 will display "Factory Reset."
4. Press the blinking [C3] pad to execute the factory reset. The display will show "Executing, PLEASE POWER OFF."

Warning: A factory reset will erase all your custom settings, patterns, and data stored on the device. Please backup anything you want to save before performing a factory reset.

After the factory reset is complete, power off the MC-707 and then power it on again. The MC-707 will be reset to its factory settings.