Fail-Safe Operation - Garmin GMA 350H Pilot's Manual

GMA 350H Audio Panel
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Press and hold the MUSIC or (
muting on and off. The aural message "Mute Music on Reception
Enabled/Disabled" or "Mute Tel and Jack on Reception Enabled/
Disabled" is heard.

FAIL-SAFE OPERATION

If there is a failure of the GMA 350H or when power is not applied, a
fail-safe circuit connects the pilot' s headset and microphone directly to the
COM1 transceiver. Audio is not available on the speaker during Fail-safe
operation.
28
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Garmin GMA 350H Pilot's Guide
) Key for two seconds to toggle
190-01134-14 Rev. C