Garmin GMA 350H Pilot's Manual - Page 26
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Also for Garmin GMA 350H: Installation Manual (50 pages), Pilot's Manual (42 pages)
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GMA 350H Audio Panel
Symptom(s)
1) Stereo headset is on
"3D audio
left" message
heard in
right ear only
followed by
"3D audio
right" message
heard in left
2) Incorrect aircraft
ear only
1) Aircraft wired for
"3D audio
left" message
heard in left
ear only, no
audio heard in
right ear.
1) Incorrect aircraft
"3D audio
right" message
heard in right
ear only, no
audio heard in
left ear
CLEARANCE RECORDER AND PLAYER
The GMA 350H contains a digital clearance recorder that records up to
2.5 minutes of the selected COM radio signal. Recorded COM audio is
stored in separate memory blocks. Once 2.5 minutes of recording time
have been reached, the recorder begins recording over the stored memory
blocks, starting from the oldest block.
20
3D Audio Troubleshooting
Cause(s)
backwards
wiring (left/right
channels swapped)
mono intercom
wiring (right channel
used for mono
instead of left, or left/
right swapped)
3D Audio Troubleshooting
Garmin GMA 350H Pilot's Guide
Solution(s)
1) Verify correct orientation from the
left/right indication on each side of
the headset or the position of the
boom mic (usually attached on left
side). If the headset is backwards
left/right position information will
be swapped.
2) See a service center as soon as
possible to inspect/correct wiring.
This wiring fault can cause fail-safe
audio not to function.
1) See a service center to wire the
installation for stereo headsets.
1) See a service center as soon as
possible to inspect/correct wiring.
This wiring fault can cause fail-safe
audio not to function.
190-01134-14 Rev. C