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AM183562_04_V.pdf October 30, 2001 7
Troubleshooting
Problem Possible Cause Solution
• Noise reduction No power to Turn it on,
absent headset check
battery
• Low/no volume Sound source setting Turn up
volume, set
on Hi
• Crackling noise Low batteries Replace
or intermittent loss batteries
of noise reduction
• Low rumbling Poor earcup fit, Adjust fit,
audio ports blocked clear ports
For additional help, please call Bose
®
customer service.
See back cover for phone numbers.
Other needs
This headset is not engineered to meet the needs of pilots
or civil aviation authority standards for aviation communi-
cations.
For that purpose, Bose offers the Aviation Headset X,
which features a microphone with the appropriate power
and intelligibility for transmission of flight information. It is
engineered to withstand the altitude and temperature
conditions common in non-commercial aircraft.
For information on the Bose Aviation Headset X, contact
Bose Corporation by calling 1-800-242-9008. For calls
made from outside the United States, 1-508-766-1099.
Warranty
The Bose QuietComfort
TM
Acoustic Noise Cancelling
®
headset is covered by a one-year transferrable, limited
warranty.