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Owners Guide - Page 1
Covers.fm Page 1 Thursday, October 28, 2010 12:06 PM
©2010 Bose Corporation, The Mountain, Framingham, MA 01701-9168 USA AM325453 Rev.06
A20™ AVIATION HEADSET
Owner's Guide
Owners Guide - Page 2
...8226; During flight operations, do not use of the Bose® A20™ Aviation Headset.
• The headset is capable of producing sound pressure levels exceeding 85dB(A). Important Safety Instructions
• Please read these instructions carefully and completely before using the headset.
• Make these instructions when passing the headset on , the user is encouraged to try to correct...
Owners Guide - Page 4
... or access cover replacement 26
TROUBLESHOOTING
27
In case of difficulty 27
INSTALLATION
31
Mounting the aircraft panel connector 31 Details on making the connections 33
TECHNICAL INFORMATION
34
SERVICE AND WARRANTY INFORMATION
36
Locating the headset serial number 36 Warranty period 36 Limited warranty service 36
To return your headset to Bose for repair 36
Contact information...
Owners Guide - Page 5
...13 Tab 6, 14 Tab 7, 15 Tab 8, 16
ADVISORIES
Operational advisory
The Bose® A20™ Aviation Headset incorporates Acoustic Noise Cancelling® technology. As with any complex electronic device, ...mode. The headset is in the headset when used with any battery source other than the Bose A20 Aviation Headset control module.
1 The headset will automatically be set to fail ...
Owners Guide - Page 6
...setting the volume controls at levels high enough to hear informational sounds and warning alarms, such as engines, propellers, warning alarms, and other sound sources) may need to make sure you can hear and recognize these sounds when using the Bose® A20™ Aviation Headset...or a portable audio source through a Bose A20 Aviation Headset, be sure you can understand critical ...
Owners Guide - Page 7
... the headset TriPort® openings on the outside of debris. Earcup inner screen
Do not attempt to reduce noise.
If screen replacement seems necessary, contact Bose® Technical Support.
See "Contact information" on page 23. If the screen gets wet or any foreign objects become lodged on or adjacent to it, follow the instructions in...
Owners Guide - Page 13
....
9 Open the battery compartment. 2.
If batteries are installed, remove them. The cover is shipped with factory-set operation defaults. Opening the battery compartment
You must open the... 13 Tab 6, 14 Tab 7, 15 Tab 8, 16
PREPARING THE HEADSET FOR USE
The battery compartment
The Bose® A20™ Aviation Headset is tethered to access the operation switches. In the battery compartment, you...
Owners Guide - Page 15
..., 2010 12:03 PM
English Tab 2, 10 Tab 3, 11 Tab 4, 12 Tab 5, 13 Tab 6, 14 Tab 7, 15 Tab 8, 16
PREPARING THE HEADSET FOR USE
Connecting the headset to the aircraft
The Bose® A20™ Aviation Headset can be installed and mounted to an aircraft panel.
Firmly press the plug into the 6-pin connector provides the...
Owners Guide - Page 17
...environment. With the headset on your final adjustments with using the headset will help establish a sense of difficulty" on removing blockages.
If the problem persists, contact Bose® Technical Support for a momentary ...noise reduction performance. See "Headset earcup openings" on page 23 for instructions on page 27. Your experience with the headset powered on top of Acoustic Noise...
Owners Guide - Page 23
... 6, 14 Tab 7, 15 Tab 8, 16
USING THE HEADSET
Using the headset with a Bluetooth®-enabled phone
Pairing the headset with your phone
Pairing entails having the Bose A20 Aviation Headset in pairing mode, setting your Bluetooth-enabled phone to "discover" or "add" a Bluetooth device. Set the phone to "discover" the headset, then confirming the connection on the charge level...
Owners Guide - Page 31
... 8, 16
TROUBLESHOOTING
In case of difficulty
Look for the problem in the left column of the table, then follow the "What to do" instructions in either ear. CAUTION: Do not attempt to disassemble or service the inside of the earcups or other parts of the headset. rectly installed.
• Make sure the headphone plugs are replaceable by the...
Owners Guide - Page 38
...aircraft noise
Fuse/breaker recommended
/1 4
amp,
fast-blow
fuse
(AGC
/1 4
amp
fuse)
or
/1 2
amp
circuit breaker
Headset weight
12 ounces
Headset size range
Slider not extended: 8.425" (214mm) H x 6.34" (161mm) W x 3.15" (80mm) D
Slider..., Bluetooth 2.1
Bose® A20™ Aviation Headset: B016487
34 If in typical general
aviation aircraft noise. Duration varies with 600 Ohm...
Owners Guide - Page 39
...; Aviation Headset, its interface, cables, and microphones are within a specific type or class of this article either on or within the TSO standards. It has been designed to function in aircraft. It is the responsibility of those installing this are minimum performance standards.
TSO articles must not be installed only if performed under 14 CFR part...
Owners Guide - Page 40
... or contact Bose for technical support. and 3. Warranty period
Your Bose A20 Aviation Headset is identified by pressing down firmly. Details of the carton. Place any necessary return authorization number prominently on the outside of the limited warranty are provided on replacing the headband cushion, see Refer to Bose for specific return and shipping instructions; 2.
Contact the...
Owners Guide - Page 41
... Tab 3, 11 Tab 4, 12 Tab 5, 13 Tab 6, 14 Tab 7, 15 Tab 8, 16
SERVICE AND WARRANTY INFORMATION
Contact information
Contact Bose for:
• Spare parts and accessories • Technical advice • Installation information • Warranty and repair information
In North America:
Bose® Technical Support 145 Pennsylvania Avenue Framingham, MA 01701-9168 USA TEL: 1-800-233-4416 (US...
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