How to turn on/off and diagnose the ANC (active noise cancellation) system of 2013 Honda Pilot

How to turn off/on the ANC (active noise cancellation) system of 2013 Honda Pilot

1. Turn the ignition switch on the I (radio) position.
2. Turn the radio on and check it operates normally, and turn the radio off.
3. Press and hold the preset buttons #1, #6, and volumn (VOL) push button at the same time.
4. when you see 'DIAG' appears on the display, you can release the buttons
5. Press the #1 preset button, you see 'ANC ON' on the display.
6. Press the #1 preset button again to turn the ANC OFF and hear a humming/booming noise coming from the speakers for about 1 minutes.
7. You can press the #1 button repeatedly for ON and OFF, but the humming/booming noise will not come up repeatedly except repeating step 1, 3-6 again.

This is a similar approach for Acura