1) Press the [EDIT] button.
2) Press a part button, , ,  or .
3) Press the [F6] button.
4) Use the cursor buttons below the big [DIAL] to cursor to the ‘Sustain’ box.
5) ON: Turn the [DIAL] so the box is marked with a check mark - this is on.
6) OFF: Turn the [DIAL] so the box is empty - this is off.
7) Press the buttons [STORE], [ENTER] and [YES] to save the change.
Do you need an additional help?