Bose PROFLIGHT User Manual

TROUBLESHOOTING
47
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ENGLISH
TROUBLESHOOTING
Audio
PROBLEM WHAT TO DO
Reduced noise
cancellation,
intermittent clicking
sounds, or
communication
distortion in a loud
environment
Make sure the StayHear
®
+ tips are clean and free of debris.
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
™
mode,
turn the power o. The headset will continue to provide
communications in the passive noise reducing mode.
Squealing or
whistling sound
when the headset
powers on
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
®
+ tips” on page 15.
Make sure the earbud openings are clean and free of debris.
Low rumbling sound
with the headset
turned on in a quiet
environment
Make sure the earbuds fit correctly.
See “Choose the correct StayHear
®
+ tips” on page 15.
Make sure the StayHear+ tips are clean and free of debris.
See “Clean the headset” on page 41.
Crackling sound
audible with headset
turned on in a loud
environment, or
noise cancelling is
intermittent
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
®
+ tips” on page 15.
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.
WARNING: If the headset emits any loud noise and related loss of communications
while in the Acoustic Noise Cancelling
™
mode, turn the power o. The
headset will continue to provide communications in the passive noise
reducing mode.

Bose PROFLIGHT Specifications

General

Type	Aviation Headset
Bluetooth	Yes
Connector	5-Pin XLR, 6-Pin LEMO
Noise Cancellation	Active Noise Cancellation
Compatibility	Aircraft communication systems
Microphone	Electret
Battery Life	Up to 45 hours