Yamaha VL70-m Owner's Manual page 89

5. Press [ENTER] to Store
Press the [ENTER] button to store the voice. "Executing" will appear on the
display briefly while the data is being stored, then the VL70-m will return to
the EDIT sub-mode menu. Press [EXIT] rather than [ENTER] if you want to
abort the store operation.
85
The Store Function