DS-330, SC-33: Creating a Layer Patch
Use the following procedure to create a layered sound:
1. Select Piano 1-1 by pressing the PIANO button.
2. Press the DUAL button.
3. Now, Piano 1-1 will be layered with Strings 7-1.
4. To change the layer instrument and its level, press the LOW/SUB> button and continue pressing it to go through the parameters.