Core Coding®

CAT5 Wiring Guide

  CAT5 Wiring Guide
CAT5 cabling guide on how to wire a straight pair, crossover, and t1 crossover cable.
##########################
#    Straight Across     #
##########################

1   2   3    4    5     6   7    8
WO  O   WG   BL   WBL   G   WB   B

1=White/Orange
2=Orange
3=White/Green
4=Blue
5=White/Blue
6=Green
7=White/Brown
8=Brown

##########################                                                       
#        Crossover       #
##########################

1   2   3   4    5    6   7    8
WG  G   WO  BL   WBL  O   WBN  BN

1=White/Green
2=Green
3=White/Orange
4=Blue
5=White/Blue
6=Orange
7=White/Brown
8=Brown

##########################
#      T1 Crossover      #
##########################
1 -> 4
2 -> 5
4 -> 1
5 -> 2

Going from a T568B, the other end would be Blue, sBlue, sGreen, sOrange, Orange, Green, sBrown, Brown
(Prong tab down, that is showing pins 1 to 8)

##########################
#     Pinout Diagram     #
##########################

1  White/Orange 3   T+
2     Orange    6   T-
3  White/Green  1   R+
6      Green    2   R-

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