RD-170: Layering Tones
The RD-170 can play two sounds together. This is called a layer. Use the following procedure to create a layer:
1. Press the LOWER button so it's litboth the UPPER and LOWER buttons will light. The RD-170 is now in Layer mode.
2. Press and hold the UPPER or LOWER button, and then press the desired TONE SELECT button to select a tone for that part.
3. Use the PART LEVEL sliders to adjust the volume of the upper and lower parts.
4. Press the UPPER or LOWER button to exit Layer mode.