GMA 350 Audio Panel
Turning Marker Beacon Audio On
With the MKR/MUTE annunciator off, press the MKR/MUTE Key to activate marker beacon audio and illuminate the MKR/MUTE annunciator.
Muting Marker Beacon Audio
During marker beacon audio reception, press the MKR/MUTE Key to mute the audio. The MKR/MUTE annunciator remains lit, but the current marker tone is silenced. Audio muting deactivates automatically and marker beacon audio is heard when the next marker beacon signal is received.
Deselecting Marker Beacon Audio
To deselect marker beacon audio, press the MKR/MUTE Key twice during marker beacon reception or once if a marker beacon signal is not detected.
12 | Garmin GMA 350 Pilot’s Guide |