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724-746-5500 | blackbox.com
724-746-5500 | blackbox.com
Page 55
Appendix B: Connector Pinouts
NOTES:
1. In RS-422 mode, TX lines are outputs and RX lines are inputs. Connect the serial server TXB(+) line to the RXB(+) line
of the serial device, and the 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 receivers 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
1 TX+ White-Green
2 TX- Green
3 RX+ White-Orange
4 Not used Blue
5 Not used White-Blue
6 RX- Orange
7 Not used White-Brown
8 Not used Brown