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190-01134-12 Rev. K

Garmin GMA 350/350c Pilot’s Guide

17

   GMA 350/350c Audio Panel

T

URNING

 M

ARKER

 B

EACON

 A

UDIO

 O

N

With  the  MKR/MUTE  annunciator  off,  press  the 

MKR/MUTE

  Key 

to  activate  marker  beacon  audio  and  illuminate  the  MKR/MUTE 
annunciator.

M

UTING

 M

ARKER

 B

EACON

 A

UDIO

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.

D

ESELECTING

 M

ARKER

 B

EACON

 A

UDIO

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.

INTERCOM SYSTEM (ICS)

  NOTE:  

Intercom functions may also be accessed via Voice Recognition 

commands.  Refer to the Voice Recognition section for more information.

The GMA 350/350c includes a six-position intercom system (ICS), two 

MUSIC inputs, and one telephone/entertainment input for the pilot, copilot 
and passengers.  The intercom provides Pilot, Copilot, and Passenger audio 
isolation.

Intercom Controls

Summary of Contents for GMA 350c

Page 1: ...GMA 350 350c pilot s guide...

Page 2: ...pilot Configured as Crew or Passenger 17 Intercom MODES 17 Intercom Volume and Squelch 22 Speaker 24 3D Audio 25 Clearance Recorder and Player 27 Voice Recognition 28 Entertainment Inputs 34 Telephone...

Page 3: ...c Bluetooth Controls 22 24 25 26 23 NOTE When a key is selected a triangular annunciator above the key is illuminated 1 MKR MUTE Selects marker beacon receiver audio Mutes the currently received marke...

Page 4: ...nected to the Front Panel Jack Press and hold to enable disable muting during reception 7 MUS1 Selects and deselects music entertainment audio Press and hold to enable disable MUS1 muting during recep...

Page 5: ...m Press and hold to toggle 3D Audio on off for all headset positions 17 COPLT Controls the copilot intercom system Press and hold to toggle copilot configuration between crew and passenger 18 PASS Con...

Page 6: ...selects the wired audio source and BLUE selects the Bluetooth audio source NOTE The Bluetooth audio can only be assigned to one source at a time Once the Bluetooth audio is assigned to an audio source...

Page 7: ...ents can be made for the pilot copilot and passenger microphones by the crew The ability to adjust individual thresholds for each ICS position further reduces the amount of background noise from the r...

Page 8: ...e accessed viaVoice Recognition commands Refer to theVoice Recognition section for more information Audio from the 1 or 2 COM receiver can be selected independently by pressing the respective Key s CO...

Page 9: ...smission on the other radio During Split COM operation both the pilot and the copilot can transmit simultaneously over separate radios Pressing both MIC Keys simultaneously initiates Split COM Mode i...

Page 10: ...en the copilot s microphone PTT is pressed COM Radio Transmit Indication Annunciator Flashes During Transmission RECEIVERS NOTE Receiver functions may also be accessed via Voice Recognition commands R...

Page 11: ...e turned off Marker Beacon Key Lamps The marker beacon signal sensitivity threshold can be set to High Low or User Selectable toggle switch required The receiver detects the three marker tones outer m...

Page 12: ...tically 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 beaco...

Page 13: ...theCOPLT Key is disabled and the copilot headset is treated as a passenger for intercom and entertainment audio distribution The copilot position can be configured as crew COPLT Key enabled or as a p...

Page 14: ...ot Copilot and Passengers hear each other and hear the aircraft audio ICS Keys Mode Operation Aircraft Audio PASS PILOT COPLT PILOT ISOLATE MODE In Pilot Isolate mode the Pilot Copilot and Passengers...

Page 15: ...ear the aircraft audio and each other The Passengers hear each other ICS Keys Mode Operation Aircraft Audio COPLT PILOT PASS COPILOT ISOLATE MODE In Copilot Isolate mode the Pilot and Passengers hear...

Page 16: ...the option to use Split COM mode The Passengers hear each other ICS Keys Mode Operation Aircraft Audio COPLT PILOT PASS Split COM Optional PILOT COPILOT ISOLATE MODE In Pilot Copilot Isolate mode the...

Page 17: ...ar the aircraft audio The Passengers hear each other ICS Keys Mode Operation Aircraft Audio COPLT PILOT PASS COPILOT PASSENGER ISOLATE MODE In Copilot Passenger Isolate mode the Pilot can hear the air...

Page 18: ...e position of the cursor will always default back to the PILOT Key Pressing the small knob cancels the cursor BLUE SELECT MODE TELEPHONE ENTERTAINMENT DISTRIBUTION The music MUS1 MUS2 and telephone en...

Page 19: ...ing the small knob will also cancel Blue Select Mode After approximately 20 seconds with no input the Blue Select Mode will automatically cancel ADJUSTING INTERCOM VOLUME When the cursor is on PILOT C...

Page 20: ...the cabin speaker Speaker audio is muted when the PTT is pressed Certain aural alerts and warnings autopilot traffic altitude are always heard on the speaker even when the speaker is not selected Spea...

Page 21: ...all audio sources however there is no benefit from location separation With a single COM selected and 3D Audio enabled the listener hears the audio source at the 12 o clock position If both COMs are...

Page 22: ...not to function 3D audio left message heard in both ears followed by 3D audio right message heard in both ears 1 Mono headset in use 1 Use a stereo headset 2 Stereo headset in use with mono stereo sw...

Page 23: ...ction 3D audio left message heard in left ear only no audio heard in right ear 1 Aircraft wired for mono intercom 1 See a service center to wire the installation for stereo headsets 3D audio right mes...

Page 24: ...ks Marker Mute Key Stops Play VOICE RECOGNITION Voice Recognition allows the pilot and optionally copilot to control the GMA 350 350c using spoken commands To activate Voice Recognition push and hold...

Page 25: ...ted actions and the voice response if applicable Control Example Phrase Action COM COM one Toggles COM1 audio MIC one Selects MIC1 COM1 audio COM one MIC Selects MIC1 COM1 audio COM two Toggles COM2 a...

Page 26: ...sable Disable jack mute Mute jack disable Telephone mute disable Disable mute telephone Phone mute disable Disable mute phone Jack mute disable OR Disable mute jack Disables TEL JACK mute on radio rec...

Page 27: ...LT button Passenger OR Pass Toggles PASS button Passenger mute Pass mute Mute passenger OR Mute pass Mutes passengers during radio reception Voice Response Passenger mute enabled Disable passenger mut...

Page 28: ...manual squelch adjustment may be made using the dual concentric knobs on the GMA 350 350c The voice command Up or Down is equivalent to three clicks of the inner knob Speaker SPKR Speaker Toggles SPK...

Page 29: ...tribute telephone to desired position s OR Distribute phone to desired position s OR Distribute jack to desired position s Distributes TEL JACK to desired positions Distribute music one to desired pos...

Page 30: ...telephone interface The Front Panel Jack is a 3 5 mm stereo jack that is compatible with popular portable entertainment devices such as MP3s CD players and cell phones The headphone outputs of the ent...

Page 31: ...is heard ASSIGNING AN AUDIO SOURCE TO THE BLUETOOTH DEVICE Press the MUS1 or MUS2 key until the annunciator turns blue the audio from the Bluetooth source will not be heard until this step is complet...

Page 32: ...audio panel A subsequent 5 second press and hold turns the radio back on U Press and hold the inner knob for 10 seconds to clear the memory of paired devices up to 10 are stored Once cleared the aural...

Page 33: ...ll knob simultaneously The PILOT annunciator will turn blue to indicate Bluetooth Recording Mode is enabled and the audio clip Bluetooth Recording Mode Enabled will play This setting is persistent Onc...

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