Bose A30 User Manual

TROUBLESHOOTING
56
|
ENG
Audio
PROBLEM WHAT TO DO
Reduced noise
cancellation,
intermittent
clicking sounds,
or communication
distortion in a loud
environment
Make sure the earcups are clean and free of debris
(see page 48).
Remove the microphone, then attach again (see page 30).
If the headset emits any loud noise and related loss of
communications while in 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 ear cushions fully cover your ears (see page 18).
Make sure the earcups are clean and free of debris
(see page 48).
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 earcups to orient the headset correctly.
Make sure the earcups are clean and free of debris
(see page 48).
Remove the microphone, then attach again (see page 30).
If using battery power, check if the battery is low (see page 36).
If using aircraft power, 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 Acoustic Noise Cancelling mode, turn the power o. The headset
will continue to provide communications in the passive noise
reducing mode.

Bose A30 Specifications

General

Type	Aviation Headset
Connectivity	Wired
Battery Life	Up to 45 hours
Power Source	2 AA batteries or aircraft power
Battery Type	AA batteries
Compatibility	Aircraft audio systems
Noise Cancellation	Active Noise Cancellation (ANC)