Unit Description; Front Panel Controls - Garmin G1000 Pilot's Manual

DESCRIPTION
6A.2 UNIT DESCRIPTION
The GMA 1347 features three (3) major groups of keys
as shown in Figure 6A.2.1:
• Communication keys
• Navigation keys
• Intercom system (ICS) keys
Each key is labeled to indicate the name of the func-
tion. The triangular key annunciator above the keys are
white when illuminated.
The knobs at the bottom of the unit control ICS volume
and squelch threshold levels. The small knob adjusts the
volume/squelch level for the pilot. The large knob ad-
justs the volume/squelch level for the copilot/passenger.
The red DISPLAY BACKUP button below the dual vol-
ume/squelch knob controls reversionary mode selection.
6A-2

FRONT PANEL CONTROLS

• Transceiver audio selector keys
• Transmitter (audio/mic) selection keys
• Split COM key
• Dedicated telephone interface key
• Passenger address key
• Speaker key
• Marker beacon receiver audio select/mute key
• Marker beacon receiver high sensitivity key
• Aircraft radio audio selector keys
• Intercom manual squelch key
• Digital recording playback key
• Intercom system (ICS) isolation keys
• Volume/squelch knob
• Reversionary mode button
Garmin G1000 Audio Panel Pilot's Guide
(COM1, COM2, COM3)
(COM1 MIC, COM2 MIC, COM3 MIC)
(COM 1/2)
(TEL)
(PA)
(SPKR)
(MKR/MUTE)
(HI SENS)
(NAV1, NAV2, ADF, DME, AUX)
(MAN SQ)
(PLAY)
(PILOT, COPLT)
(VOL/SQ)
(DISPLAY BACKUP)
190-00378-02 Rev. A