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Page 56
724-746-5500 | blackbox.com
Appendix B: Connector Pinouts
NOTES:
1. In the RS-422 mode, TX lines are outputs and RX lines are inputs. Connect the Hardened Serial Server TXB(+) line to the
RXB(+) line of the serial device, and the Hardened Serial Server TXA(-) to the RXA(-) of the serial device.
2. Ground is signal ground and provides a common mode reference for the RS-422 Receiver and Transmitters.
B.3 Standard Ethernet Cable RJ-45 Pinout
Figure B-3. RJ-45 Ethernet cable pinout.
Table B-3. RJ-45 cable pinout.
RJ-45 Pin Signal Wire Color RJ-45 Pin
1 TX+ White-Green 1
2 TX- Green 2
3 RX+ White-Orange 3
4 Not used Blue 4
5 Not used White-Blue 5
6 RX- Orange 6
7 Not used White-Brown 7
8 Not used Brown 8