Owners Guide
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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
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
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... and on page 23 for help. Always include these instructions easily accessible to all users at www.Bose.com/compliance. Refer to repair a defective headset yourself. See "Cleaning the headset" on , the user is no guarantee that interference will be collocated or operating in a particular ... or attempt to "Contact information" on to third parties. • During flight operations, do not use of the Bose® A20™ Aviation Headset. • The headset is the maximum legally permissible level for a Class B digital device, pursuant to which can be found to the use...
... and on page 23 for help. Always include these instructions easily accessible to all users at www.Bose.com/compliance. Refer to repair a defective headset yourself. See "Cleaning the headset" on , the user is no guarantee that interference will be collocated or operating in a particular ... or attempt to "Contact information" on to third parties. • During flight operations, do not use of the Bose® A20™ Aviation Headset. • The headset is the maximum legally permissible level for a Class B digital device, pursuant to which can be found to the use...
Owners Guide
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... Tab 7, 15 Tab 8, 16 CONTENTS ADVISORIES 1 Operational advisory 1 Hearing safety 2 Volume control 2 Recognizing aircraft sounds 2 Using audio sources 2 Headset earcup requirements 3 Earcup inner screen 3 Storage 3 INTRODUCTION 4 What's included 4 What's in the carton 5 Control module variations 6 Power and cable variations 7 PREPARING...pin plug 11 Using the dual general aviation plugs 12 Using other plug types 12 USING THE HEADSET 13 Wearing and adjusting the headset 13 Conditions related to fit 13 Microphone placement 13 Clothing clips 14 Using the control module 15 ...
... Tab 7, 15 Tab 8, 16 CONTENTS ADVISORIES 1 Operational advisory 1 Hearing safety 2 Volume control 2 Recognizing aircraft sounds 2 Using audio sources 2 Headset earcup requirements 3 Earcup inner screen 3 Storage 3 INTRODUCTION 4 What's included 4 What's in the carton 5 Control module variations 6 Power and cable variations 7 PREPARING...pin plug 11 Using the dual general aviation plugs 12 Using other plug types 12 USING THE HEADSET 13 Wearing and adjusting the headset 13 Conditions related to fit 13 Microphone placement 13 Clothing clips 14 Using the control module 15 ...
Owners Guide
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... 6, 14 Tab 5, 13 Tab 4, 12 Tab 3, 11 Tab2, 10 English CONTENTS HEADSET CARE AND MAINTENANCE 23 Instructions for continued airworthiness 23 Cleaning the headset 23 General cleaning 23 Headset earcup openings 23 Microphone windscreen 24 Earcup inner screen 24 Headband cushion 24 Replacing parts 24... 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 37 Ordering parts and accessories 37 iii
... 6, 14 Tab 5, 13 Tab 4, 12 Tab 3, 11 Tab2, 10 English CONTENTS HEADSET CARE AND MAINTENANCE 23 Instructions for continued airworthiness 23 Cleaning the headset 23 General cleaning 23 Headset earcup openings 23 Microphone windscreen 24 Earcup inner screen 24 Headband cushion 24 Replacing parts 24... 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 37 Ordering parts and accessories 37 iii
Owners Guide
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...aircraft powered, connect the headset to the aircraft power sources only as described in the headset when used with any battery source other than the Bose A20 Aviation Headset control module. 1 In passive noise reducing mode, the volume controls on page 6. The headset is in the passive mode...2, 10 Tab 3, 11 Tab 4, 12 Tab 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, it is possible for continued use the intercom or radio...
...aircraft powered, connect the headset to the aircraft power sources only as described in the headset when used with any battery source other than the Bose A20 Aviation Headset control module. 1 In passive noise reducing mode, the volume controls on page 6. The headset is in the passive mode...2, 10 Tab 3, 11 Tab 4, 12 Tab 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, it is possible for continued use the intercom or radio...
Owners Guide
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...in -flight entertainment, or a portable audio source through a Bose A20 Aviation Headset, be sure you must be sure to limit the volume...sources When listening to in command, you can hear and recognize these sounds when using the Bose® A20™ Aviation Headset while operating any aircraft. Avoid setting the volume controls at levels high enough to turn up... 15 Tab 6, 14 Tab 5, 13 Tab 4, 12 Tab 3, 11 Tab2, 10 English ADVISORIES Hearing safety The headset is easily accessible. Volume control Make sure your aircraft communications system volume control is intended for use . In this ...
...in -flight entertainment, or a portable audio source through a Bose A20 Aviation Headset, be sure you must be sure to limit the volume...sources When listening to in command, you can hear and recognize these sounds when using the Bose® A20™ Aviation Headset while operating any aircraft. Avoid setting the volume controls at levels high enough to turn up... 15 Tab 6, 14 Tab 5, 13 Tab 4, 12 Tab 3, 11 Tab2, 10 English ADVISORIES Hearing safety The headset is easily accessible. Volume control Make sure your aircraft communications system volume control is intended for use . In this ...
Owners Guide
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... extended periods. 3 See "Contact information" on the earcup are located on page 23. Storage Store the headset in "Headset Care and Maintenance" on the outside of debris. If screen replacement seems necessary, contact Bose® Technical Support. 00_Cavu.book Page 3 Thursday, October 28, 2010 12:03 PM English Tab 2, 10 Tab 3, 11 Tab...
... extended periods. 3 See "Contact information" on the earcup are located on page 23. Storage Store the headset in "Headset Care and Maintenance" on the outside of debris. If screen replacement seems necessary, contact Bose® Technical Support. 00_Cavu.book Page 3 Thursday, October 28, 2010 12:03 PM English Tab 2, 10 Tab 3, 11 Tab...
Owners Guide
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...INTRODUCTION English Congratulations on the options you expect from Bose. What's included Each Bose A20 Aviation Headset is our most advanced aviation headset yet. Your headset falls into one of a Bose® A20™ Aviation Headset. It delivers significantly increased noise reduction and provides a... purchase of two general categories: • Dual-powered: Aircraft powered with Bluetooth® wireless technology. The Bose A20 Aviation Headset is supplied with Bluetooth wireless technology • Conventional control module There are two options for the control module:...
...INTRODUCTION English Congratulations on the options you expect from Bose. What's included Each Bose A20 Aviation Headset is our most advanced aviation headset yet. Your headset falls into one of a Bose® A20™ Aviation Headset. It delivers significantly increased noise reduction and provides a... purchase of two general categories: • Dual-powered: Aircraft powered with Bluetooth® wireless technology. The Bose A20 Aviation Headset is supplied with Bluetooth wireless technology • Conventional control module There are two options for the control module:...
Owners Guide
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See "Power and cable variations" on model of headset. 00_Cavu.book Page 5 Thursday, October 28, 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 INTRODUCTION What's in the carton Headset assembly: Accessories: Headphones Carrying case Clothing clip Control module See "Control module variations" on page 6 for options. 2 AA Alkaline batteries Second clothing clip 3.5 mm adapter cable Cable connector (varies) Note: Cable connector types will vary based on page 7. 5
See "Power and cable variations" on model of headset. 00_Cavu.book Page 5 Thursday, October 28, 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 INTRODUCTION What's in the carton Headset assembly: Accessories: Headphones Carrying case Clothing clip Control module See "Control module variations" on page 6 for options. 2 AA Alkaline batteries Second clothing clip 3.5 mm adapter cable Cable connector (varies) Note: Cable connector types will vary based on page 7. 5
Owners Guide
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Other configurations require the purchase of a cable assembly. 7 00_Cavu.book Page 7 Thursday, October 28, 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 INTRODUCTION Power and cable variations The Bose® A20™ Aviation Headset is available for purchase in different standard aircraft connector options to suit pilot needs, including: • Dual G/A • 6-pin install* • 5-pin XLR • U174 * An adapter is available from Bose to convert a 6-pin connector to a dual G/A plug for additional connection flexibility.
Other configurations require the purchase of a cable assembly. 7 00_Cavu.book Page 7 Thursday, October 28, 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 INTRODUCTION Power and cable variations The Bose® A20™ Aviation Headset is available for purchase in different standard aircraft connector options to suit pilot needs, including: • Dual G/A • 6-pin install* • 5-pin XLR • U174 * An adapter is available from Bose to convert a 6-pin connector to a dual G/A plug for additional connection flexibility.
Owners Guide
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...shipped with the microphone assembly packed separately, you want to secure the assembly. 6. Tighten the screws to attach the microphone assembly. 2. Note: The headset will not work without the access cover installed. 00_Cavu.book Page 8 Thursday, October 28, 2010 12:03 PM Tab 8, 16 Tab 7, 15 Tab... 6, 14 Tab 5, 13 Tab 4, 12 Tab 3, 11 Tab2, 10 English PREPARING THE HEADSET FOR USE The microphone assembly Your headset may occur. 5. CAUTION: Be sure to receive the microphone assembly. Attaching the microphone assembly Choose the earcup (L or R) to try ...
...shipped with the microphone assembly packed separately, you want to secure the assembly. 6. Tighten the screws to attach the microphone assembly. 2. Note: The headset will not work without the access cover installed. 00_Cavu.book Page 8 Thursday, October 28, 2010 12:03 PM Tab 8, 16 Tab 7, 15 Tab... 6, 14 Tab 5, 13 Tab 4, 12 Tab 3, 11 Tab2, 10 English PREPARING THE HEADSET FOR USE The microphone assembly Your headset may occur. 5. CAUTION: Be sure to receive the microphone assembly. Attaching the microphone assembly Choose the earcup (L or R) to try ...
Owners Guide
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... Page 9 Thursday, October 28, 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 The battery compartment The Bose® A20™ Aviation Headset is shipped with factory-set operation defaults.
... Page 9 Thursday, October 28, 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 The battery compartment The Bose® A20™ Aviation Headset is shipped with factory-set operation defaults.
Owners Guide
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...Turn off after 3 to provide audio in both ears). The exact time it will shut off after the call and unplugged from an intercom, the headset will not turn off until you to gently move the switch. Inserting and replacing the batteries CAUTION: If the batteries do not fit correctly, do... for each switch. Do not detach the door from the intercom to listen to auxiliary input audio or as a Bluetooth® wireless technology-enabled headset to make or receive calls, we recommend you disable the Auto Off feature for at the factory to an intercom, it takes to shut off...
...Turn off after 3 to provide audio in both ears). The exact time it will shut off after the call and unplugged from an intercom, the headset will not turn off until you to gently move the switch. Inserting and replacing the batteries CAUTION: If the batteries do not fit correctly, do... for each switch. Do not detach the door from the intercom to listen to auxiliary input audio or as a Bluetooth® wireless technology-enabled headset to make or receive calls, we recommend you disable the Auto Off feature for at the factory to an intercom, it takes to shut off...
Owners Guide
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...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. To connect the headset 1. Gently continue pulling back to remove the plug from Bose to convert a 6-pin connector to the... slot on the plug to a dual G/A plug for additional connection flexibility. Align keyway Push plug in To disconnect the headset 1. Pull sleeve back, ...
...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. To connect the headset 1. Gently continue pulling back to remove the plug from Bose to convert a 6-pin connector to the... slot on the plug to a dual G/A plug for additional connection flexibility. Align keyway Push plug in To disconnect the headset 1. Pull sleeve back, ...
Owners Guide
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...connecting to "Power and cable variations" on your aircraft control panel. Then insert the thinner microphone plug into one of the headset has two general aviation (G/A) plugs that connect to the aircraft audio. Refer to various aircraft audio jacks. Microphone Intercom/Audio Using... other plug types The Bose® A20™ Aviation Headset is shorter, thinner, and has a slightly different shape than the intercom plug. Although the plugs look similar, the ...
...connecting to "Power and cable variations" on your aircraft control panel. Then insert the thinner microphone plug into one of the headset has two general aviation (G/A) plugs that connect to the aircraft audio. Refer to various aircraft audio jacks. Microphone Intercom/Audio Using... other plug types The Bose® A20™ Aviation Headset is shorter, thinner, and has a slightly different shape than the intercom plug. Although the plugs look similar, the ...
Owners Guide
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...it rests gently on your head, make these adjustments: 13 If the problem persists, contact Bose® Technical Support for clear communications. With the headset on removing blockages. During a long flight, you put the headset on in Acoustic Noise Cancelling® as during takeoff, you may feel a slight pressure ...:03 PM English Tab 2, 10 Tab 3, 11 Tab 4, 12 Tab 5, 13 Tab 6, 14 Tab 7, 15 Tab 8, 16 USING THE HEADSET Wearing and adjusting the headset Proper fit on top of how it should sound and feel. You should feel an even, gentle pressure all around each earcup and...
...it rests gently on your head, make these adjustments: 13 If the problem persists, contact Bose® Technical Support for clear communications. With the headset on removing blockages. During a long flight, you put the headset on in Acoustic Noise Cancelling® as during takeoff, you may feel a slight pressure ...:03 PM English Tab 2, 10 Tab 3, 11 Tab 4, 12 Tab 5, 13 Tab 6, 14 Tab 7, 15 Tab 8, 16 USING THE HEADSET Wearing and adjusting the headset Proper fit on top of how it should sound and feel. You should feel an even, gentle pressure all around each earcup and...
Owners Guide
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Grasp the boom with its talk side facing in toward your lips. Use the clips to attach the headset cable to release and reposition clip along the cable 14 Position the microphone with your lips. Do not purse your clothing, a safety harness, or an ... 14 Thursday, October 28, 2010 12:03 PM Tab 8, 16 Tab 7, 15 Tab 6, 14 Tab 5, 13 Tab 4, 12 Tab 3, 11 Tab2, 10 English USING THE HEADSET 1. Make sure the talk side of your mouth. 2. Pull the microphone in . Though it is not facing mouth 3. Press to open clip Press to your...
Grasp the boom with its talk side facing in toward your lips. Use the clips to attach the headset cable to release and reposition clip along the cable 14 Position the microphone with your lips. Do not purse your clothing, a safety harness, or an ... 14 Thursday, October 28, 2010 12:03 PM Tab 8, 16 Tab 7, 15 Tab 6, 14 Tab 5, 13 Tab 4, 12 Tab 3, 11 Tab2, 10 English USING THE HEADSET 1. Make sure the talk side of your mouth. 2. Pull the microphone in . Though it is not facing mouth 3. Press to open clip Press to your...
Owners Guide
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... 15 Thursday, October 28, 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 USING THE HEADSET Using the control module Use the control module to turn on Acoustic Noise Cancelling noise reduction. • Press and hold the power button to control...
... 15 Thursday, October 28, 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 USING THE HEADSET Using the control module Use the control module to turn on Acoustic Noise Cancelling noise reduction. • Press and hold the power button to control...
Owners Guide
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...174; off the volume. Even at its lowest setting, neither volume control wheel can completely turn off , volume control will generally supply at the headset control module. Holding the control module upright and facing you: • Use the left wheel to adjust volume of the left and right volume control..., October 28, 2010 12:03 PM Tab 8, 16 Tab 7, 15 Tab 6, 14 Tab 5, 13 Tab 4, 12 Tab 3, 11 Tab2, 10 English USING THE HEADSET • Double-click the power button to dim the power and Bluetooth® wireless technology indicators. Battery life varies with the ambient noise level of...
...174; off the volume. Even at its lowest setting, neither volume control wheel can completely turn off , volume control will generally supply at the headset control module. Holding the control module upright and facing you: • Use the left wheel to adjust volume of the left and right volume control..., October 28, 2010 12:03 PM Tab 8, 16 Tab 7, 15 Tab 6, 14 Tab 5, 13 Tab 4, 12 Tab 3, 11 Tab2, 10 English USING THE HEADSET • Double-click the power button to dim the power and Bluetooth® wireless technology indicators. Battery life varies with the ambient noise level of...
Owners Guide
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... 5, 13 Tab 6, 14 Tab 7, 15 Tab 8, 16 USING THE HEADSET Auxiliary (AUX) audio input The Bose® A20™ Aviation Headset provides a /1 8 inch (3.5 mm) AUX audio input that allows you to use the headset when unplugged from the intercom to listen to auxiliary input audio or as ... shut off even when there is an auxiliary audio input present. Audio priority The Bose A20 Aviation Headset allows you disable the Auto Off feature for uninterrupted functionality. AUX audio input Your headset includes a /1 8 inch (3.5 mm) adapter cable to decide the priority of the...
... 5, 13 Tab 6, 14 Tab 7, 15 Tab 8, 16 USING THE HEADSET Auxiliary (AUX) audio input The Bose® A20™ Aviation Headset provides a /1 8 inch (3.5 mm) AUX audio input that allows you to use the headset when unplugged from the intercom to listen to auxiliary input audio or as ... shut off even when there is an auxiliary audio input present. Audio priority The Bose A20 Aviation Headset allows you disable the Auto Off feature for uninterrupted functionality. AUX audio input Your headset includes a /1 8 inch (3.5 mm) adapter cable to decide the priority of the...