Kenwood KRF-X9992D User Manual page 30

How Do I Adjust the Sound?
2. Touch .
3. Touch a DSP mode icon button.
4. (Optional) Touch (Parameter) to adjust the wall type
and effect level to your taste.
5. Select the item to be adjusted:
• Wall Type changes the quality of the simulated walls.
Audio-Video Receiver KRF-X9992D 23