Pilot's Guide
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... to enable/disable monitored COM muting during primary COM reception. 4 Garmin GMA 350H Pilot's Guide 190-01134-14 Rev. Press and hold to enable/disable monitored COM muting during primary COM reception. 4 COM3 - Selects marker beacon receiver audio. Mutes the currently received marker beacon receiver audio. GMA 350H Audio Panel CONTROLS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17...
... to enable/disable monitored COM muting during primary COM reception. 4 Garmin GMA 350H Pilot's Guide 190-01134-14 Rev. Press and hold to enable/disable monitored COM muting during primary COM reception. 4 COM3 - Selects marker beacon receiver audio. Mutes the currently received marker beacon receiver audio. GMA 350H Audio Panel CONTROLS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17...
Pilot's Guide
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...(using COM1/COM2 or COM2/COM3). COM1 or COM3 receive can be heard. GMA 350H Audio Panel 5 NAV1 - When selected, audio from the #1 COM receiver to the rear of a second MIC button initiates ...audio. COM2 receive is simultaneously selected when this key is controlled manually. 10 Volume Indicator - Used for transmitting. Selects the #1 transmitter for an entertainment or telephone input. 12 MIC1 - Selects the #2 transmitter for transmitting. When selected, audio from a telephone or entertainment device connected to full scale. 11 Front Panel Jack - B Garmin GMA 350H...
...(using COM1/COM2 or COM2/COM3). COM1 or COM3 receive can be heard. GMA 350H Audio Panel 5 NAV1 - When selected, audio from the #1 COM receiver to the rear of a second MIC button initiates ...audio. COM2 receive is simultaneously selected when this key is controlled manually. 10 Volume Indicator - Used for transmitting. Selects the #1 transmitter for an entertainment or telephone input. 12 MIC1 - Selects the #2 transmitter for transmitting. When selected, audio from a telephone or entertainment device connected to full scale. 11 Front Panel Jack - B Garmin GMA 350H...
Pilot's Guide
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... audio on the speaker. GMA 350H Audio Panel 14 MIC3 - COM1 or COM2 receive can be heard. 16 PILOT - Controls the pilot intercom system. Selects and deselects the cabin speaker. When selected, audio from the #3 COM receiver to Blue-Select mode. Press and hold to activate BlueSelect mode). 6 Garmin GMA 350H ... Knob - B Selection of the selected source (indicated by pressing the COM1 or COM2 Key. COM, NAV, AUX, and MKR receiver audio can be added by the flashing green or blue annunciator). The SPKR key flashes during reception. 19 SPKR - When the volume control cursor...
... audio on the speaker. GMA 350H Audio Panel 14 MIC3 - COM1 or COM2 receive can be heard. 16 PILOT - Controls the pilot intercom system. Selects and deselects the cabin speaker. When selected, audio from the #3 COM receiver to Blue-Select mode. Press and hold to activate BlueSelect mode). 6 Garmin GMA 350H ... Knob - B Selection of the selected source (indicated by pressing the COM1 or COM2 Key. COM, NAV, AUX, and MKR receiver audio can be added by the flashing green or blue annunciator). The SPKR key flashes during reception. 19 SPKR - When the volume control cursor...
Pilot's Guide
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... avionics or audio devices. The Audio Panel includes an intercom system (ICS), a marker beacon receiver, and a COM clearance recorder. In manual ICS squelch mode, individual threshold adjustments can be configured in use before the unit was last turned off. 190-01134-14 Rev. POWER-UP The GMA 350H performs a self-test during power-up. B Garmin GMA 350H Pilot...
... avionics or audio devices. The Audio Panel includes an intercom system (ICS), a marker beacon receiver, and a COM clearance recorder. In manual ICS squelch mode, individual threshold adjustments can be configured in use before the unit was last turned off. 190-01134-14 Rev. POWER-UP The GMA 350H performs a self-test during power-up. B Garmin GMA 350H Pilot...
Pilot's Guide
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...COM3). If the selected COM frequencies are too close together, interference may also be heard. GMA 350H Audio Panel MONO/STEREO HEADSETS Stereo headsets are recommended when using a stereo headset hears audio in the left channel in a stereo jack shorts the right headset channel output to ground.... functions may be added by the distance between the COM antennas and the separation of audio from the COM radio selected for more information. Audio from the other radio. 8 Garmin GMA 350H Pilot's Guide 190-01134-14 Rev. ENABLING/DISABLING MONITORED COM MUTING Press and hold ...
...COM3). If the selected COM frequencies are too close together, interference may also be heard. GMA 350H Audio Panel MONO/STEREO HEADSETS Stereo headsets are recommended when using a stereo headset hears audio in the left channel in a stereo jack shorts the right headset channel output to ground.... functions may be added by the distance between the COM antennas and the separation of audio from the COM radio selected for more information. Audio from the other radio. 8 Garmin GMA 350H Pilot's Guide 190-01134-14 Rev. ENABLING/DISABLING MONITORED COM MUTING Press and hold ...
Pilot's Guide
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Split-COM operation is cancelled by pressing one MIC Keys simultaneously initiates Split-COM Mode (i.e., COM1/COM2, COM1/COM3, or COM2/COM3). GMA 350H Audio Panel During Split-COM operation, both the pilot and the copilot can transmit simultaneously over separate radios. When in Split-COM mode, the pilot is... once per second. COM2 Radio is pressed. The respective COM1/MIC1, COM2/MIC2, or COM3/MIC3 annunciators are illuminated indicating Split-COM operation. B Garmin GMA 350H Pilot's Guide 9 Annunciator Flashes During Transmission COM Radio Transmit Indication 190-01134-14 Rev.
Split-COM operation is cancelled by pressing one MIC Keys simultaneously initiates Split-COM Mode (i.e., COM1/COM2, COM1/COM3, or COM2/COM3). GMA 350H Audio Panel During Split-COM operation, both the pilot and the copilot can transmit simultaneously over separate radios. When in Split-COM mode, the pilot is... once per second. COM2 Radio is pressed. The respective COM1/MIC1, COM2/MIC2, or COM3/MIC3 annunciators are illuminated indicating Split-COM operation. B Garmin GMA 350H Pilot's Guide 9 Annunciator Flashes During Transmission COM Radio Transmit Indication 190-01134-14 Rev.
Pilot's Guide
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...). The marker beacon signal sensitivity threshold can be accessed via Voice Recognition commands. Audio Frequency 400 Hz (Outer) 1300 Hz (Middle) 3000 Hz (Inner) Audio Keying Lamp Actuated (optional) Blue Amber White 10 Garmin GMA 350H Pilot's Guide 190-01134-14 Rev. GMA 350H Audio Panel RECEIVERS NOTE: Receiver functions may also be set to drive optional external marker...
...). The marker beacon signal sensitivity threshold can be accessed via Voice Recognition commands. Audio Frequency 400 Hz (Outer) 1300 Hz (Middle) 3000 Hz (Inner) Audio Keying Lamp Actuated (optional) Blue Amber White 10 Garmin GMA 350H Pilot's Guide 190-01134-14 Rev. GMA 350H Audio Panel RECEIVERS NOTE: Receiver functions may also be set to drive optional external marker...
Pilot's Guide
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...marker beacon audio muted. B Garmin GMA 350H Pilot's Guide 11 The MKR/MUTE key annunciator indicates when marker beacon audio is silenced. The MKR/MUTE annunciator remains lit, but the current marker tone is selected. Deselecting Marker Beacon Audio To deselect marker beacon audio, press the... is off , press the MKR/MUTE Key to mute the audio. Audio muting deactivates automatically and marker beacon audio is heard when the next marker beacon signal is not detected. GMA 350H Audio Panel The GMA 350H provides three states of marker beacon operation; Marker Beacon Key 190...
...marker beacon audio muted. B Garmin GMA 350H Pilot's Guide 11 The MKR/MUTE key annunciator indicates when marker beacon audio is silenced. The MKR/MUTE annunciator remains lit, but the current marker tone is selected. Deselecting Marker Beacon Audio To deselect marker beacon audio, press the... is off , press the MKR/MUTE Key to mute the audio. Audio muting deactivates automatically and marker beacon audio is heard when the next marker beacon signal is not detected. GMA 350H Audio Panel The GMA 350H provides three states of marker beacon operation; Marker Beacon Key 190...
Pilot's Guide
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.../or PASS Keys to the Voice Recognition section for more information. GMA 350H Audio Panel INTERCOM SYSTEM (ICS) NOTE: Intercom functions may also be configured as crew (COPLT Key enabled) or as Crew" is heard. 12 Garmin GMA 350H Pilot's Guide 190-01134-14 Rev. COPILOT CONFIGURED AS CREW OR... PASSENGER NOTE: When the copilot position is configured as a passenger, the COPLT Key is disabled and the copilot headset is isolated from the others. B The GMA 350H includes a six-position ...
.../or PASS Keys to the Voice Recognition section for more information. GMA 350H Audio Panel INTERCOM SYSTEM (ICS) NOTE: Intercom functions may also be configured as crew (COPLT Key enabled) or as Crew" is heard. 12 Garmin GMA 350H Pilot's Guide 190-01134-14 Rev. COPILOT CONFIGURED AS CREW OR... PASSENGER NOTE: When the copilot position is configured as a passenger, the COPLT Key is disabled and the copilot headset is isolated from the others. B The GMA 350H includes a six-position ...
Pilot's Guide
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INTERCOM MODES GMA 350H Audio Panel NOTE: In the following modes the copilot position is configured as crew. B Garmin GMA 350H Pilot's Guide 13 All Intercom Mode In 'All Intercom' mode the Pilot, Copilot, and Passengers hear each other and hear the aircraft audio. Aircraft Audio ICS Keys PILOT COPLT PASS Mode Operation 190-01134-14 Rev. NOTE: In the default ICS configuration, only the pilot and copilot positions can hear aircraft alerts.
INTERCOM MODES GMA 350H Audio Panel NOTE: In the following modes the copilot position is configured as crew. B Garmin GMA 350H Pilot's Guide 13 All Intercom Mode In 'All Intercom' mode the Pilot, Copilot, and Passengers hear each other and hear the aircraft audio. Aircraft Audio ICS Keys PILOT COPLT PASS Mode Operation 190-01134-14 Rev. NOTE: In the default ICS configuration, only the pilot and copilot positions can hear aircraft alerts.
Pilot's Guide
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The Passengers hear each other . GMA 350H Audio Panel Pilot Isolate Mode In 'Pilot Isolate' mode the Pilot, Copilot, and Passengers hear the aircraft audio. Aircraft Audio ICS Keys PILOT COPLT PASS Mode Operation 14 Garmin GMA 350H Pilot's Guide 190-01134-14 Rev. B The Copilot and Passengers also hear each other. Aircraft Audio PILOT COPLT PASS ICS Keys Mode Operation Passenger/Crew Isolate Mode In 'Passenger/Crew Isolate' mode the Pilot and Copilot hear the aircraft audio and each other .
The Passengers hear each other . GMA 350H Audio Panel Pilot Isolate Mode In 'Pilot Isolate' mode the Pilot, Copilot, and Passengers hear the aircraft audio. Aircraft Audio ICS Keys PILOT COPLT PASS Mode Operation 14 Garmin GMA 350H Pilot's Guide 190-01134-14 Rev. B The Copilot and Passengers also hear each other. Aircraft Audio PILOT COPLT PASS ICS Keys Mode Operation Passenger/Crew Isolate Mode In 'Passenger/Crew Isolate' mode the Pilot and Copilot hear the aircraft audio and each other .
Pilot's Guide
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The Copilot has the option to use Split-COM mode. The Passengers hear each other . B Garmin GMA 350H Pilot's Guide 15 GMA 350H Audio Panel Copilot Isolate Mode In 'Copilot Isolate' mode the Pilot and Passengers hear the aircraft audio and each other . The Copilot has the option to use Split-COM mode. Aircraft Audio Split-COM Mode (Optional) COPLT PILOT ICS Keys PASS Mode Operation All Isolate Mode In 'All Isolate' mode the Pilot hears the aircraft audio. Split-COM Aircraft Audio (Optional) PILOT COPLT PASS ICS Keys Mode Operation 190-01134-14 Rev.
The Copilot has the option to use Split-COM mode. The Passengers hear each other . B Garmin GMA 350H Pilot's Guide 15 GMA 350H Audio Panel Copilot Isolate Mode In 'Copilot Isolate' mode the Pilot and Passengers hear the aircraft audio and each other . The Copilot has the option to use Split-COM mode. Aircraft Audio Split-COM Mode (Optional) COPLT PILOT ICS Keys PASS Mode Operation All Isolate Mode In 'All Isolate' mode the Pilot hears the aircraft audio. Split-COM Aircraft Audio (Optional) PILOT COPLT PASS ICS Keys Mode Operation 190-01134-14 Rev.
Pilot's Guide
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Aircraft Audio ICS Keys PILOT COPLT PASS Mode Operation 16 Garmin GMA 350H Pilot's Guide 190-01134-14 Rev. The Passengers hear each other. B Aircraft Audio Split-COM (Optional) PILOT PASS COPLT ICS Keys Mode Operation Pilot & Passenger Isolate Mode In 'Pilot & Passenger Isolate' mode the Pilot and Copilot hear the aircraft audio. The Copilot has the option to use Split-COM mode. GMA 350H Audio Panel Pilot & Copilot Isolate Mode In 'Pilot & Copilot Isolate' mode the Pilot and Passengers hear the aircraft audio.
Aircraft Audio ICS Keys PILOT COPLT PASS Mode Operation 16 Garmin GMA 350H Pilot's Guide 190-01134-14 Rev. The Passengers hear each other. B Aircraft Audio Split-COM (Optional) PILOT PASS COPLT ICS Keys Mode Operation Pilot & Passenger Isolate Mode In 'Pilot & Passenger Isolate' mode the Pilot and Copilot hear the aircraft audio. The Copilot has the option to use Split-COM mode. GMA 350H Audio Panel Pilot & Copilot Isolate Mode In 'Pilot & Copilot Isolate' mode the Pilot and Passengers hear the aircraft audio.
Pilot's Guide
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... the cursor (flashing green annunciator/ or flashing blue annunciator in the system. The Passengers hear each other. B Garmin GMA 350H Pilot's Guide 17 Split-COM Aircraft Audio (Optional) PILOT COPLT PASS ICS Keys Mode Operation INTERCOM VOLUME AND SQUELCH The VOL/CRSR Knob controls selection and...Split-COM mode. Pressing the small knob cancels the cursor. 190-01134-14 Rev. GMA 350H Audio Panel Copilot & Passenger Isolate Mode In 'Copilot & Passenger Isolate' mode the Pilot can hear the aircraft audio. The Copilot has the option to adjust. The cursor will time-out after a ...
... the cursor (flashing green annunciator/ or flashing blue annunciator in the system. The Passengers hear each other. B Garmin GMA 350H Pilot's Guide 17 Split-COM Aircraft Audio (Optional) PILOT COPLT PASS ICS Keys Mode Operation INTERCOM VOLUME AND SQUELCH The VOL/CRSR Knob controls selection and...Split-COM mode. Pressing the small knob cancels the cursor. 190-01134-14 Rev. GMA 350H Audio Panel Copilot & Passenger Isolate Mode In 'Copilot & Passenger Isolate' mode the Pilot can hear the aircraft audio. The Copilot has the option to adjust. The cursor will time-out after a ...
Pilot's Guide
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GMA 350H Audio Panel Blue-Select Mode (Telephone/Entertainment Distribution) The music (MUSIC) and telephone/entertainment ( ) audio are distributed using the Blue-Select Mode. The first press will cancel the volume control cursor, the second will cancel Blue-Select ... active, press the small knob twice. Any combination of the annunciators over the Key will all hear the telephone/entertainment audio. Pressing the small knob will automatically cancel. 18 Garmin GMA 350H Pilot's Guide 190-01134-14 Rev. The annunciator over the PILOT, COPLT, and PASS buttons may be flashing blue....
GMA 350H Audio Panel Blue-Select Mode (Telephone/Entertainment Distribution) The music (MUSIC) and telephone/entertainment ( ) audio are distributed using the Blue-Select Mode. The first press will cancel the volume control cursor, the second will cancel Blue-Select ... active, press the small knob twice. Any combination of the annunciators over the Key will all hear the telephone/entertainment audio. Pressing the small knob will automatically cancel. 18 Garmin GMA 350H Pilot's Guide 190-01134-14 Rev. The annunciator over the PILOT, COPLT, and PASS buttons may be flashing blue....
Pilot's Guide
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..., , or MUSIC, the Volume Control Knob adjusts the individual volume of the selected sources (COM, NAV, AUX, MKR). B Garmin GMA 350H Pilot's Guide 19 Off for Automatic Squelch, On Relative Volume/ for the listener. GMA 350H Audio Panel Adjusting Intercom Volume When the cursor is on SPKR, the Volume Control Knob adjusts the speaker volume of the...
..., , or MUSIC, the Volume Control Knob adjusts the individual volume of the selected sources (COM, NAV, AUX, MKR). B Garmin GMA 350H Pilot's Guide 19 Off for Automatic Squelch, On Relative Volume/ for the listener. GMA 350H Audio Panel Adjusting Intercom Volume When the cursor is on SPKR, the Volume Control Knob adjusts the speaker volume of the...
Pilot's Guide
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... the radio(s) while the copilot delivers PA announcements. Speaker audio is muted when the PTT is annunciated by pressing more that one MIC Keys simultaneously, then press and hold the SPKR Key for 2 seconds. 20 Garmin GMA 350H Pilot's Guide 190-01134-14 Rev. PA Mode is pressed. GMA 350H Audio Panel SPEAKER All of the SPKR annunciator.
... the radio(s) while the copilot delivers PA announcements. Speaker audio is muted when the PTT is annunciated by pressing more that one MIC Keys simultaneously, then press and hold the SPKR Key for 2 seconds. 20 Garmin GMA 350H Pilot's Guide 190-01134-14 Rev. PA Mode is pressed. GMA 350H Audio Panel SPEAKER All of the SPKR annunciator.
Pilot's Guide
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... If two COMs are selected, the listener hears the audio sources at the 12 o'clock position. A Garmin authorized service center can make changes to sound like their relative seat location. B Garmin GMA 350H Pilot's Guide 21 Because this feature uses different signals...audio sources; By default, the GMA 350H assumes the pilot sits in each ear, 3D audio processing creates the illusion that each audio source is useful when multiple audio sources are processed to the default configuration. By using different responses in the right seat. GMA 350H Audio Panel 3D AUDIO 3D Audio...
... If two COMs are selected, the listener hears the audio sources at the 12 o'clock position. A Garmin authorized service center can make changes to sound like their relative seat location. B Garmin GMA 350H Pilot's Guide 21 Because this feature uses different signals...audio sources; By default, the GMA 350H assumes the pilot sits in each ear, 3D audio processing creates the illusion that each audio source is useful when multiple audio sources are processed to the default configuration. By using different responses in the right seat. GMA 350H Audio Panel 3D AUDIO 3D Audio...
Pilot's Guide
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GMA 350H Audio Panel 3D Audio Troubleshooting If the aural messages are not heard in only the left " not right swapped) heard 1) See a service center as soon as possible to inspect/ correct wiring. This wiring fault can cause fail-safe audio not to function. "3D instead of stereo headset jack 1) Use... both used for mono ears. This wiring fault can cause fail-safe audio not to mono by "3D audio right" message heard in both with mono/stereo "3D audio switch set to function. 22 Garmin GMA 350H Pilot's Guide 190-01134-14 Rev. with mono/stereo ears, followed ...
GMA 350H Audio Panel 3D Audio Troubleshooting If the aural messages are not heard in only the left " not right swapped) heard 1) See a service center as soon as possible to inspect/ correct wiring. This wiring fault can cause fail-safe audio not to function. "3D instead of stereo headset jack 1) Use... both used for mono ears. This wiring fault can cause fail-safe audio not to mono by "3D audio right" message heard in both with mono/stereo "3D audio switch set to function. 22 Garmin GMA 350H Pilot's Guide 190-01134-14 Rev. with mono/stereo ears, followed ...
Pilot's Guide
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...the left/right indication on each side of the headset or the position of the selected COM radio signal. B Garmin GMA 350H Pilot's Guide 23 "3D audio 1) Incorrect aircraft right" message wiring (right channel heard in right used for mono ear only, no... to function. If the headset is stored in separate memory blocks. This wiring fault can cause fail-safe audio not to inspect/correct wiring. GMA 350H Audio Panel 3D Audio Troubleshooting Symptom(s) Cause(s) Solution(s) "3D audio 1) Stereo headset is on left" message backwards heard in right ear only followed by "3D...
...the left/right indication on each side of the headset or the position of the selected COM radio signal. B Garmin GMA 350H Pilot's Guide 23 "3D audio 1) Incorrect aircraft right" message wiring (right channel heard in right used for mono ear only, no... to function. If the headset is stored in separate memory blocks. This wiring fault can cause fail-safe audio not to inspect/correct wiring. GMA 350H Audio Panel 3D Audio Troubleshooting Symptom(s) Cause(s) Solution(s) "3D audio 1) Stereo headset is on left" message backwards heard in right ear only followed by "3D...