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190-01134-12 Rev. D
Garmin GMA 350 Pilot’s Guide
30
GMA 350 Audio Panel
ENTERTAINMENT INPUTS
The GMA 350 provides three stereo telephone/entertainment inputs:
•The telephone/entertainment ( ) Key controls a telephone or
entertainment device connected to the rear of the audio panel or to the
Front Panel Jack.
•The MUS1 and MUS2 Key controls the Entertainment Music audio
input.
The Front Panel Jack can be used as an entertainment input or a telephone
input (in which case, it operates simultaneously with the rear telephone
interface). The Front Panel Jack is a 3.5-mm stereo jack that is compatible
with popular portable entertainment devices such as MP3s, CD players,
and cell phones. The headphone outputs of the entertainment devices are
plugged into the Front Panel Jack.
Distribution of the entertainment inputs are configured in Blue-Select
Mode.
TELEPHONE AND ENTERTAINMENT MUTING
Telephone and entertainment muting can be enabled or disabled by the
user, however it is always muted during alerts.
Enabling/Disabling Muting
Press and hold the
MUS1
,
MUS2
, or ( ) Key for two seconds
to toggle 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 350 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.