How can I disable the acoustic feedback feature (“BEEP”)?


Depending on models, press and hold any of the following buttons for longer than 3 seconds.

  • DDB
  • EQ
  • BASS

The display would show “Beep OFF” or “No Beep” when the acoustic feedback feature is disabled.

Note: The acoustic feedback feature (“BEEP”) serves to acknowledge user that a button is being pressed, either intentionally or accidentally.

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