To use the DD-500's Patch Exchange feature, follow these steps:
- Press the EXIT button and EDIT button simultaneously.
- Press the Up Arrow button to select: WRITE TO.
- Turn the TIME/VALUE knob to select: EXCHANGE.
- Press the Down Arrow button to place the cursor over the Patch's number.
- Turn the TIME/VALUE knob to select the preset you wish to exchange your original preset with.
- Press EDIT.