70 Customizing the audible alert tone settingsCustomizing your radioTurning off radio controls and keypresstones (quiet operation)You can turn off all the tones and beeps you hear whenyou press the keys or use the radio controls. This isknown as quiet operation. You will still hear incomingcall and warning tones.Using the Main menuYou can turn quiet operation on and off using theMain menu:1 Press Menu and select Radio settings > Alertsettings > Quiet operation.2 Scroll to On or Off and press Select. (The currentsetting is highlighted.)The message Quiet operation activated (ordeactivated) appears.Using a function keyYou can turn quiet operation on and off using afunction key, if your radio is programmed in this way.Q Press the function key to turn quiet operation on. Itremains on until you press the function key again.OffQuiet operationSelectCancelOnQuiet operationactivated