Bose A20 Aviation Headset Notice D'utilisation page 6

Contents
Recovering a lost connection ............................................................................. 24
Disconnecting a Bluetooth device .................................................................... 24
Clearing the headset pairing list ....................................................................... 24
Controlling Bluetooth volume ........................................................................... 24
Secondary audio modes .................................................................................................... 25
Secondary Audio Mode selector .............................................................................. 25
Managing multiple secondary sources .................................................................. 26
Setting the Priority (BT-AUX) switch ................................................................ 26
Headset Care and Maintenance ........................................................ 27
Instructions for continued airworthiness ...................................................................... 27
Cleaning the headset ......................................................................................................... 27
General cleaning ......................................................................................................... 27
Headset earcup openings ......................................................................................... 27
Microphone windscreen ............................................................................................ 28
Earcup inner screen ................................................................................................... 28
Headband cushion ..................................................................................................... 28
Replacing parts ................................................................................................................... 28
Microphone windscreen replacement .................................................................... 28
Ear cushion replacement .......................................................................................... 29
To replace the ear cushions: .............................................................................. 29
Battery replacement .................................................................................................. 29
Headband cushion replacement ............................................................................. 30
Microphone assembly or terminator cover replacement ................................... 30
Storage ......................................................................................................................... 30
Troubleshooting .................................................................................. 31
Installation ........................................................................................... 36
Mounting the aircraft panel connector .......................................................................... 36
Technical Information ........................................................................ 37
Mono connection diagram ........................................................................................ 37
Stereo connection diagram ...................................................................................... 37
Helicopter (U174) connection diagram ................................................................... 38
Details on making the connections ........................................................................ 38
FAA Technical Standards Order ............................................................................... 40
Service and Warranty Information ................................................... 41
Locating the headset serial number ............................................................................... 41
Limited warranty ................................................................................................................ 41
Contact information ........................................................................................................... 42
Ordering parts and accessories ....................................................................................... 42
6 - English