Technical information
20
Using the Bose
®
Aviation Headset X
Notes
• For use with a stereo intercom, connect the left and right
channels to their respective positions. For monaural operation,
connect pins 3 & 4 together to the tip of the existing phone jack.
• Do not use excessive force or bend the installed connector. This
may damage or break internal solder joints.
• If the boom microphone works on radio transmit but not through
the intercom, check pin 6. It may be incorrectly wired to the PTT
segment of the microphone jack.
• The wires connecting pins 3 & 4 and pins 5 & 6 are shielded,
twisted pairs with a shield termination exiting with a black wire for
each pair. Connect shields to existing audio wiring shields or to
audio ground, if existing wiring is not shielded.
• Connect shield from Comm L and Comm R wire pair to audio
ground.
The pinout for the optional installed connector is:
1 Red Headset power (10-32 VDC). Use a
1
/
4
-amp fuse or a
1
/
2
-amp circuit breaker.
2 Black System ground. Connect to the existing audio ground.
3 White Phone communication-L
4 Black Phone communication-R
5 White Microphone/Hi-audio. Connect to the portion of the
existing microphone jack that corresponds to the ring
position of a headset microphone plug. Do not
connect to the tip (PTT) segment.
6 White/Blue Microphone/Lo-ground. Connect to the portion of the
microphone jack that corresponds to the barrel
position of a headset microphone plug.
Comm Shield Black Shield from Comm 1 and Comm 2 wire pair
Mic Shield Black Shield from Mic Hi and Mic Lo wire pair
Pin Wire Color Description