Table of Contents
Power-Up ...............................................................................................................................................10
Mono/Stereo Headsets ...........................................................................................................................10
Left/Right Knobs ....................................................................................................................................10
Transceivers ...........................................................................................................................................12
Split-COM Mode ........................................................................................................................12
Transmit Indications ...................................................................................................................12
Receivers ................................................................................................................................................15
Nav Receiver ..............................................................................................................................15
Auxiliary Inputs ..........................................................................................................................15
Marker Beacon Receiver .............................................................................................................15
Intercom System (ICS) ............................................................................................................................17
Pilot Isolate Mode ..........................................................................................................17
Crew Isolate Mode .........................................................................................................18
Intercom Volume ........................................................................................................................18
Radio Mute Music ......................................................................................................................18
ICS Mute Music ..........................................................................................................................18
Passenger Muting .......................................................................................................................19
Speaker ......................................................................................................................................19
Split-PA Mode.................................................................................................................19
3D Audio ................................................................................................................................................20
Enabling 3D Audio ......................................................................................................................21
Entertainment Inputs .............................................................................................................................24
Music Effects ..............................................................................................................................26
Entertainment Muting ................................................................................................................26
.................................................................................................................................26
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Disabling Bluetooth ........................................................................................................29
Bluetooth Media Controls ..............................................................................................29
USB Power Jack ......................................................................................................................................30
Fail-Safe Operation ................................................................................................................................31
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Garmin GMA 345 3-COM Pilot's Guide
190-01878-05 Rev. A