Owner's guide
Page 2
... the working day. Exposure to sounds of the FCC Rules. See "Cleaning the headset" on to third parties. • During flight operations, do not use of the Bose® A20™ Aviation Headset. • The headset is in water or any interference with AA alkaline batteries. Replace only with the ...this equipment does cause harmful interference to all portable devices will not occur in command to determine that interference will be found to Part 15 of higher volume levels or longer durations can be free of any other antenna or transmitter. It must accept any interference ...
... the working day. Exposure to sounds of the FCC Rules. See "Cleaning the headset" on to third parties. • During flight operations, do not use of the Bose® A20™ Aviation Headset. • The headset is in water or any interference with AA alkaline batteries. Replace only with the ...this equipment does cause harmful interference to all portable devices will not occur in command to determine that interference will be found to Part 15 of higher volume levels or longer durations can be free of any other antenna or transmitter. It must accept any interference ...
Owner's guide
Page 4
... 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 37 Ordering parts and accessories 37 iii
... 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 37 Ordering parts and accessories 37 iii
Owner's guide
Page 27
...as this guide. Contact Bose® Technical Support for continued airworthiness Bose recommends following pages. Do not blow air into the openings. Cleaning the headset General cleaning Gently wipe the outside surfaces of debris. Headset earcup openings The TriPort® headset opening and the microphone ...of these items is immersed in and out of the headband, connectors, plastic parts, and headband cushion, using a soft cloth moistened with water and mild soap. TriPort headset opening Microphone opening must be lodged in water or any dirt or debris into...
...as this guide. Contact Bose® Technical Support for continued airworthiness Bose recommends following pages. Do not blow air into the openings. Cleaning the headset General cleaning Gently wipe the outside surfaces of debris. Headset earcup openings The TriPort® headset opening and the microphone ...of these items is immersed in and out of the headband, connectors, plastic parts, and headband cushion, using a soft cloth moistened with water and mild soap. TriPort headset opening Microphone opening must be lodged in water or any dirt or debris into...
Owner's guide
Page 28
... dry, then reattach. Allow the cushion to be ordered directly from Bose Corporation. Please refer to dry the inner screen. Slide the replacement windscreen on and make sure it . 24 Replacing parts Through normal use electric heaters, blowers, or hairdryer-type devices to ...cushion replacement" on page 37. Gently slide the windscreen off the tip of the microphone and dispose of the windscreen, to proper headset operation. Headband cushion 1. Microphone windscreen replacement 1. Make sure the windscreen is critical to secure it fits completely over the microphone. ...
... dry, then reattach. Allow the cushion to be ordered directly from Bose Corporation. Please refer to dry the inner screen. Slide the replacement windscreen on and make sure it . 24 Replacing parts Through normal use electric heaters, blowers, or hairdryer-type devices to ...cushion replacement" on page 37. Gently slide the windscreen off the tip of the microphone and dispose of the windscreen, to proper headset operation. Headband cushion 1. Microphone windscreen replacement 1. Make sure the windscreen is critical to secure it fits completely over the microphone. ...
Owner's guide
Page 31
... • Remove the microphone assembly from the headset and check for assistance. If the problem persists, contact Bose using the headset in either ear. Communications Problem What to turn the headset on page 8. CAUTION: Do not attempt to see "Headset Care and Maintenance" on page 23. Noise ...Reduction Problem What to do Acoustic Noise Cancelling noise reduction, but no incoming audio. • Check to disassemble or service the inside of the earcups or other parts of intercom/radio. •...
... • Remove the microphone assembly from the headset and check for assistance. If the problem persists, contact Bose using the headset in either ear. Communications Problem What to turn the headset on page 8. CAUTION: Do not attempt to see "Headset Care and Maintenance" on page 23. Noise ...Reduction Problem What to do Acoustic Noise Cancelling noise reduction, but no incoming audio. • Check to disassemble or service the inside of the earcups or other parts of intercom/radio. •...
Owner's guide
Page 35
... Tab 6, 14 Tab 7, 15 Tab 8, 16 INSTALLATION Mounting the aircraft panel connector The aircraft panel connector is usually the fastest installation method. 31 This is part of the existing microphone and headphone jacks, leaving existing jacks intact for information or purchase. Mount the connector into a cutout, using . Visit...
... Tab 6, 14 Tab 7, 15 Tab 8, 16 INSTALLATION Mounting the aircraft panel connector The aircraft panel connector is usually the fastest installation method. 31 This is part of the existing microphone and headphone jacks, leaving existing jacks intact for information or purchase. Mount the connector into a cutout, using . Visit...
Owner's guide
Page 39
...Tab 4, 12 Tab 5, 13 Tab 6, 14 Tab 7, 15 Tab 8, 16 TECHNICAL INFORMATION FAA Technical Standards Order The Bose® A20™ Aviation Headset, its interface, cables, and microphones are within a specific type or class of those installing this are minimum performance standards. ... 1 m onto concrete Environmental categories cited refer to TSO C139. TSO articles must not be installed only if performed under 14 CFR part 43 or the applicable airworthiness requirements. It must have separate approval for TSO approval of this article either on or within the TSO standards....
...Tab 4, 12 Tab 5, 13 Tab 6, 14 Tab 7, 15 Tab 8, 16 TECHNICAL INFORMATION FAA Technical Standards Order The Bose® A20™ Aviation Headset, its interface, cables, and microphones are within a specific type or class of those installing this are minimum performance standards. ... 1 m onto concrete Environmental categories cited refer to TSO C139. TSO articles must not be installed only if performed under 14 CFR part 43 or the applicable airworthiness requirements. It must have separate approval for TSO approval of this article either on or within the TSO standards....