Garmin GMA 350c Pilot's Manual page 4

COM1 – When selected, audio from the #1 COM receiver can be
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heard. Press and hold to enable/disable monitored COM muting
during primary COM reception.
COM2 – When selected, audio from the #2 COM receiver can be
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heard. Press and hold to enable/disable monitored COM muting
during primary COM reception.
NAV1 – When selected, audio from the #1 NAV receiver can be heard.
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NAV2 – When selected, audio from the #2 NAV receiver can be heard.
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– Selects and deselects audio from a telephone or entertainment
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device connected to the Front Panel Jack. Audio from a telephone
connected to the rear of the audio panel is used if a device is not
connected to the Front Panel Jack. Press and hold to enable/disable
muting during reception.
MUS1 – Selects and deselects music entertainment audio. Press and
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hold to enable/disable MUS1 muting during reception.
MUS2 – Selects and deselects music entertainment audio. Press and
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hold to enable/disable MUS2 muting during reception.
MAN SQ – Manual Squelch annunciator. When lit, squelch is
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controlled manually.
Volume Indicator – Indicates volume/squelch setting relative to full
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scale.
Front Panel Jack – Used for an entertainment or telephone input.
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MIC1 – Selects the #1 transmitter for transmitting. COM1 receive
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is simultaneously selected when this key is pressed allowing received
audio from the #1 COM receiver to be heard. COM2 receive can be
added by pressing the COM2 Key. Selection of a second MIC button
initiates Split-COM mode. When in Split-COM mode, the pilot is
using COM1, the copilot is using the COM2.
190-01134-12 Rev. K Garmin GMA 350/350c Pilot's Guide
GMA 350/350c Audio Panel
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