References
Connector and pin assignment
70
6. Connector and pin assignment
1)
RS-422 D-Sub 9pin
2)
GPI
IN/OUT 3.5φ 2P mini
plug/jack
3)
Intercom
3.5φ 4P mini plug/jack (CTIA compliance)
4)
DC Power Input ITT-Cannon XLR-4-32-F512
Pin#
RS-422
1
TXD-
2
TXD+
3
RTS-
4
RTS+
5
GND
6
RXD-
7
RXD+
8
CTS-
9
CTS+
1
5
6
9
GND
C
GND
MIC
Left
Right
1
2
3
4
1 -
2 NC
3 NC
4 +