Installation guide
Page A-4
Eight-Position (RJ45) Modular Cable
An eight-position modular cable can terminate up to four pairs of a cable;
pairs 2 and pairs 3 may be required for 10BaseT. The pin assignments and
recommended color code assignments for a 4-pair cable are:
Table A-3 RJ45 Color Coding
Figure A-3 Modular Cable Specifications
Pin Symbol Pairs Color
1 TD+ Pair 2 White-Orange
2 TD- Pair 2 Orange-White
3 RX+ Pair 3 White-Green
4 Not Assigned Pair 1 Blue-White
5 Not Assigned Pair 1 White-Blue
6 RX- Pair 3 Green-White
7 Not Assigned Pair 4 Brown-White
8 Not Assigned Pair 4 Brown-White
Application
Workstation to
hub or hub
”OUT“ port to
hub ”IN“ port
Straight-through transceiver end
Pin
1
2
3
6
Pin
1
2
3
6
hub end
DiagramCable Type
Workstation to
workstation or
Hub “IN” to
Hub “IN”
Cross-over transceiver end
Pin
1
2
3
6
Pin
1
2
3
6
hub end
10T Hub App A Page 4 Thursday, August 22, 1996 4:21 PM