Audio - Bose PROFLIGHT Owner's Manual

Audio

PROBLEM
Reduced noise
cancellation,
intermittent clicking
sounds, or
communication
distortion in a loud
environment
Squealing or
whistling sound
when the headset
powers on
Low rumbling sound
with the headset
turned on in a quiet
environment
Crackling sound
audible with headset
turned on in a loud
environment, or
noise cancelling is
intermittent
WARNING: If the headset emits any loud noise and related loss of communications
while in the Acoustic Noise Cancelling
headset will continue to provide communications in the passive noise
reducing mode.
TR OUBL ES H O OTI N G TR OUBL ES H O OTI N G
WHAT TO DO
Make sure the StayHear
See "Clean the headset" on page 41.
If the headset emits any loud noise and related loss of
communications while in the Acoustic Noise Cancelling
turn the power off. The headset will continue to provide
communications in the passive noise reducing mode.
Make sure the headset orientation is correct. Use the Left T and
Right U markings on the headset to orient the headset correctly.
Make sure the StayHear+ tips are firmly seated on the earbuds.
Make sure the earbuds are fully seated in your ears. See "Fit the
earbuds to your ear" on page 15.
Make sure the proper sized StayHear+ tips are being used. See
"Choose the correct StayHear
Make sure the earbud openings are clean and free of debris.
Make sure the earbuds fit correctly.
See "Choose the correct StayHear
Make sure the StayHear+ tips are clean and free of debris.
See "Clean the headset" on page 41.
Make sure the headset orientation is correct. Use the Left T and
Right U markings on the earbuds to orient the headset correctly.
Make sure the earbuds fit correctly.
See "Choose the correct StayHear
Make sure the StayHear+ tips are clean and free of debris.
See "Clean the headset" on page 41.
If using battery power, check if the battery is low.
See "Power indicator" on page 32.
If using aircraft powered, make sure the voltage powering the
headset is no less than 10 VDC.
4 7
+ tips are clean and free of debris.
®
+ tips" on page 15.
®
+ tips" on page 15.
®
+ tips" on page 15.
®
mode, turn the power off. The
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|
E N G L I S H
mode,
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