Speaker - Garmin GMA 350H Pilot's Manual

SPEAKER

All of the radios can be heard over the cabin speaker. Pressing the SPKR
Key selects and deselects 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.
P
assenger
Press and hold the SPKR Key for 2 seconds to initiate Passenger
Address Mode. PA Mode is annunciated by a rapid blinking of the
SPKR annunciator. When in PA Mode the crew can use the PTT "Push-
to-Talk" button to deliver announcements over the speaker, to the
passenger headsets, or both depending on configuration.
s -Pa M
PliT
During Split-PA Mode the pilot can continue to use the radio(s) while
the copilot delivers PA announcements. To initiate Split-PA Mode,
first enter Split-COM Mode by pressing more that one MIC Keys
simultaneously, then press and hold the SPKR Key for 2 seconds.
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Garmin GMA 350H Pilot's Guide
GMA 350H Audio Panel
Speaker Key
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