Technical Information; Mono Connection Diagram; Stereo Connection Diagram - Bose A20 Guia Del Usuario

Technical Information

Caution: Do not use excessive force or bend the installed connector. This may
damage or break internal solder joints.
Note: The aircraft panel connector cannot be installed in an audio system using
transformer-coupled audio outputs. Contact Bose Technical Support, using
the contact information on page 39 for details.

Mono connection diagram

Existing wiring to
aircraft intercom/
audio panel

Stereo connection diagram

10-32
V DC
Existing wiring to
aircraft stereo
intercom/audio panel
36 - English
10-32 RED
1/2A
V DC
BLK
WHT
BLU
WHT
WHT/BLU
Microphone - Jack
TPP
(PTT)
Headphone - Jack
Tip
(phone audio)
RED
1/2A
BLK
WHT
BLU
WHT
WHT/BLU
Microphone - Jack
TPP
(PTT)
Phone
Stereo Headphone - Jack
audio (right)
Tip
(phone audio left)
1V+IN
2 GND
BLK/WH
3 COMM L
4 COMM R
5 MIC HI
6 MIC LO
BLK/WH
Ring
(audio)
Existing PTT
Barrel
(gnd)
and wiring
(no connection to
Bose headset)
Barrel
(audio gnd)
1V+IN
2 GND
BLK/WH
3 COMM L
4 COMM R
5 MIC HI
6 MIC LO
BLK/WH
Audio
Barrel
(gnd)
Barrel
(audio gnd)
switch
Existing
PTT switch
and wiring
(no connection to
Bose headset)