Garmin GMA 350H Pilot's Manual page 29

Symptom(s)
"3D audio
left" message
heard in
right ear only
followed by
"3D audio
right" message
heard in left
ear only
"3D audio
left" message
heard in left
ear only, no
audio heard in
right ear.
"3D audio
right" message
heard in right
ear only, no
audio heard in
left ear
190-01134-14 Rev. L
3D Audio Troubleshooting
Cause(s)
1) Stereo headset is on
backwards
2) Incorrect aircraft
wiring (left/right
channels swapped)
1) Aircraft wired for
mono intercom
1) Incorrect aircraft
wiring (right channel
used for mono
instead of left, or left/
right swapped)
3D Audio Troubleshooting
Garmin GMA 350H/350Hc Pilot's Guide
GMA 350H/350Hc Audio Panel
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.
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