Details On Making The Connections - Bose A30 Bedienungsanleitung

Details on making the connections

The pinouts for the optional installed connector are detailed in the table below.
PIN NUMBER
1
2
3
4
NOTE: For stereo operation, connect the left and right channels to their respective positions.
For monaural operation, connect pins 3 and 4 together, and to the tip of the existing
phone jack.
5
6
NOTE: If the 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.
Comm Shield
Mic Shield
NOTE: The wires connecting pins 3 and 4 and pins 5 and 6 are shielded, twisted pairs with a
black wire shield termination exiting each pair. If the existing wiring is not shielded,
connect the shields to the existing audio wiring shields, or connect the shield from
Comm L and Comm R wire pair to audio ground.
IN STA L L AT IO N
COLOR
Red
Black
White
Blue
White
White/Blue
Black
Black
PURPOSE
V+IN: Headset power (10-32 VDC). Use a 1/4 amp
fuse or a 1/2 amp circuit breaker.
GND: System ground. Connect to the existing
audio ground.
COMM L: Phone communication, Left.
COMM R: Phone communication, Right.
MIC HI: Microphone/Hi-audio. Connect to the
portion of the existing microphone jack that
corresponds to the ring position of a headset
microphone plug. Don't connect to the tip
(PTT) segment.
MIC LO: Microphone/Lo-ground. Connect to the
portion of the microphone jack that corresponds to
the barrel position of a headset microphone plug.
Shield from Comm L and Comm R wire pair.
Shield from Mic Hi and Mic Lo wire pair.
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