To use the DD-500's Patch Initialize feature, follow these steps:
1. Press the EXIT button and EDIT button simultaneously.
2. Press the Up Arrow button to select: WRITE TO.
3. Turn the TIME/VALUE knob to select: INIT (Initialize).
4. Press the Down Arrow button to place the cursor over the current Patch number.
5. Turn the TIME/VALUE knob to select the preset you wish to Initialize
5. Press EDIT.