Monitored Radios; Mic Selection - Garmin GTN 725 Cockpit Reference Manual

Split Mode: Touch to select Split COM Mode in which the pilot
Playback Controls: Touch to use the audio clearance recorder.
Cabin Speakers: Touch to activate cabin speaker.
Speaker Volume: Touch to adjust the speaker volume of the cabin
Marker Audio: Touch to hear tones for marker beacons.
Marker Volume: Touch to adjust the volume of the marker beacon
Marker Hi Sense: Touch to allow detection of the outer marker

Monitored Radios

The Monitor function assures that the aircraft radio transmissions will not
be interrupted by entertainment or another audio source. The music will
be muted when "mute during radio/intercom" is selected from the Intercom
Setup page.

Mic Selection

Use the Audio Panel page to select the microphone for transmitting. Mic
selection can be accomplished by touching the Audio Panel key on the main
page.
4
transmits and receives on COM 1 and Co-pilot
transmits and receives on COM 2.
speakers.
broadcast.
beacon at a greater distance.
GTN 725/750 Cockpit Reference Guide (CRG)
190-01007-04 Rev. B