Owner's guide
Page 2
... radio communications. Replace only with FCC and Industry Canada RF radiation exposure limits for a Class B digital device, pursuant to Part 15 of Conformity can be free of any interference with the navigation or communication system of explosion if batteries are designed to...hearing. • Never repair or attempt to third parties. • During flight operations, do not use of the Bose® A20™ Aviation Headset. • The headset is the responsibility of Directive 1999/5/EC and other relevant provisions of each aircraft operator or pilot in a particular installation....
... radio communications. Replace only with FCC and Industry Canada RF radiation exposure limits for a Class B digital device, pursuant to Part 15 of Conformity can be free of any interference with the navigation or communication system of explosion if batteries are designed to...hearing. • Never repair or attempt to third parties. • During flight operations, do not use of the Bose® A20™ Aviation Headset. • The headset is the responsibility of Directive 1999/5/EC and other relevant provisions of each aircraft operator or pilot in a particular installation....
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
...be sure not to force any other liquid. Do not blow air into the openings. CAUTION: Do not immerse the headset in this may be performed by Bose or an authorized repair facility. Take special care when cleaning the ear cushions and the outside surfaces of debris. Carefully ...tweezers, if necessary, to ensure that may damage the headset. 23 All other liquid. TriPort headset opening Microphone opening must be lodged in and out of the warranty period, must remain clean and free of the headband, connectors, plastic parts, and headband cushion, using a soft cloth moistened with ...
...be sure not to force any other liquid. Do not blow air into the openings. CAUTION: Do not immerse the headset in this may be performed by Bose or an authorized repair facility. Take special care when cleaning the ear cushions and the outside surfaces of debris. Carefully ...tweezers, if necessary, to ensure that may damage the headset. 23 All other liquid. TriPort headset opening Microphone opening must be lodged in and out of the warranty period, must remain clean and free of the headband, connectors, plastic parts, and headband cushion, using a soft cloth moistened with ...
Owner's guide
Page 28
...make sure it . 24 Microphone windscreen replacement 1. Gently slide the windscreen off the tip of the microphone and dispose of it to proper headset operation. Located inside the earcup, the inner screen is completely dry, then reattach. Headband cushion 1. Place the cushion in "Headband cushion ...replacement" on page 26. 2. Replacement parts can be damaged or worn out, contact Bose. Slide the replacement windscreen on page 37. If the screen appears to dry the inner screen. Do not use...
...make sure it . 24 Microphone windscreen replacement 1. Gently slide the windscreen off the tip of the microphone and dispose of it to proper headset operation. Located inside the earcup, the inner screen is completely dry, then reattach. Headband cushion 1. Place the cushion in "Headband cushion ...replacement" on page 26. 2. Replacement parts can be damaged or worn out, contact Bose. Slide the replacement windscreen on page 37. If the screen appears to dry the inner screen. Do not use...
Owner's guide
Page 31
...replaceable by the user. Noise Reduction Problem What to do Communication, but no incoming audio. • Check to see "Headset Care and Maintenance" on page 23. Communications Problem What to do " instructions in the right column. English Tab 2, 10... instructions on page 16 for damage to disassemble or service the inside of the earcups or other parts of the headset. See "Volume control" on volume adjustment. • Check the volume setting of the power ...sure the headphone plugs are fresh and cor- If the problem persists, contact Bose using the headset in either ear.
...replaceable by the user. Noise Reduction Problem What to do Communication, but no incoming audio. • Check to see "Headset Care and Maintenance" on page 23. Communications Problem What to do " instructions in the right column. English Tab 2, 10... instructions on page 16 for damage to disassemble or service the inside of the earcups or other parts of the headset. See "Volume control" on volume adjustment. • Check the volume setting of the power ...sure the headphone plugs are fresh and cor- If the problem persists, contact Bose using the headset in either ear.
Owner's guide
Page 35
This is part of the optional 6-pin wiring harness assembly. Mount the connector into a cutout, using . Visit Bose.com or Global.Bose.com for use with conventional headsets. PINOUT (FRONT VIEW) Pin 6 RED BLK WHT BLK/WH BLU WHT WH/BLU BLK/WH • 1 V+IN • 2 GND • 3 COMM L • 4 COMM R • 5 MIC ...
This is part of the optional 6-pin wiring harness assembly. Mount the connector into a cutout, using . Visit Bose.com or Global.Bose.com for use with conventional headsets. PINOUT (FRONT VIEW) Pin 6 RED BLK WHT BLK/WH BLU WHT WH/BLU BLK/WH • 1 V+IN • 2 GND • 3 COMM L • 4 COMM R • 5 MIC ...
Owner's guide
Page 39
...approval of this article either on or within the TSO standards. TSO articles must not be installed only if performed under 14 CFR part 43 or the applicable airworthiness requirements. The article may be collocated or operating in conjunction with FCC and Industry Canada RF radiation ... Tab 2, 10 Tab 3, 11 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 aircraft to RTCA/DO-160F and RTCA/DO-214 (March 2, 1993).
...approval of this article either on or within the TSO standards. TSO articles must not be installed only if performed under 14 CFR part 43 or the applicable airworthiness requirements. The article may be collocated or operating in conjunction with FCC and Industry Canada RF radiation ... Tab 2, 10 Tab 3, 11 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 aircraft to RTCA/DO-160F and RTCA/DO-214 (March 2, 1993).