13-7190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s GuideForewordGettingStartedXpdr CtrlCom/NavFPLDirect-ToProcWpt InfoMapTrafflcTerrainWeatherNearestServices/MusicUtilitiesSystemMessagesSymbolsAppendixIndex13.3.3 SiriusXM Satellite Radio VolumeThe Volume control allows you to set the audio volume level, as well as mutethe audio.1. While viewing the Music page, touch the Volume key.Touch Raise The VolumeTouch LowerThe VolumeBar Graph Showing Volume LevelTouch To Toggle MuteFigure 13-9 Music Volume Control2. Touch the Up or Down Volume keys to adjust the radio volume.3. Touch MUTE to mute the radio volume.4. Touch MUTE again or the Volume key to unmute the radiovolume.