190-01879-10 Rev. F
Garmin GMA 245 Pilot’s Guide
17
GMA 245 Audio Panel
Refer to the following table if a headset or aircraft wiring problem is
suspected.
3D Audio Troubleshooting
Symptom(s)
Cause(s)
Solution(s)
“3D audio
left” message
heard in both
ears.
“3D audio
right” message
not heard
1)
Mono headset in use
1)
Use a stereo headset
2)
Stereo headset in use
with mono/stereo
switch set to ‘mono’
2)
Set mono/stereo switch on
headset to ‘stereo’
3)
Aircraft wiring has
left audio wired to
both left and right
channels of stereo
headset jack
3)
If after checking solutions #1
and #2 see a service center as
soon as possible to inspect/
correct wiring. This wiring fault
can cause fail-safe audio not to
function.
“3D audio
left” message
heard in both
ears, followed
by “3D audio
right” message
heard in both
ears
1)
Mono headset in use
1)
Use a stereo headset
2)
Stereo headset in use
with mono/stereo
switch set to mono
2)
Set mono/stereo switch on
headset to ‘stereo’
3)
Incorrect aircraft
wiring (left/right
shorted together)
3)
If after checking solutions #1
and #2 see a service center as
soon as possible to inspect/
correct wiring. This wiring fault
can cause fail-safe audio not to
function.
Symptom(s)
Cause(s)
Solution(s)
“3D audio
right” message
heard in both
ears. “3D
audio left” not
heard
1)
Incorrect aircraft
wiring (right channel
used for mono
instead of left or left/
right swapped)
1)
See a service center as soon
as possible to inspect/correct
wiring. This wiring fault can
cause fail-safe audio not to
function.
Summary of Contents for GMA 245
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