2-12 Garmin GTN 725/750 Pilot’s Guide 190-01007-03 Rev. JForewordGettingStartedAudio &Xpdr CtrlCom/NavFPLDirect-ToProcChartsWpt InfoMapTrafficTerrainWeatherNearestServices/MusicUtilitiesSystemMessagesSymbolsAppendixIndexActive Com 1 2 31,2,3 330 0 301,2 330 30 N/A1,3 330 N/A 302,3 N/A 330 301 0 N/A N/A2 N/A 0 N/A3 N/A N/A 0Table 2-2 3D Audio Left/Right Balance2.2.5 Cabin Speaker Selection and VolumeThe Cabin Speaker key turns the cabin speaker on and off. The SpeakerVolume key sets the volume level.1. Touch the Cabin Speaker key to toggle the cabin speakeron and off.2. Touch the Speaker Volume key to set the Cabin Speakervolume. Touch the Speaker Volume arrows to set thevolume.Touch ToIncrease VolumeTouch ToDecrease VolumePercent Of Maximum Volume Graphic Scale Showing VolumeFigure 2-16 Cabin Speaker Volume Selection190-01007-03-Final.indb 12 7/9/2015 2:06:55 PM