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Appendix B: Twisted Pair Wiring Tables
Table B-1 EMC39-12 to a Punchdown Block (Continued)
From
Into and Out of 50 Pin
EMC39-12
Feeder Cable
Port 3
Pin
Pin
TX+
30
30
TX-
5
5
RX+
31
31
RX-
6
6
Port 2
Pin
Pin
TX+
28
28
TX-
3
3
RX+
29
29
RX-
4
4
Port 1
Pin
Pin
TX+
26
26
TX-
1
1
RX+
27
27
RX-
2
2
B-4
White/Gray
Gray/White
Red/Blue
Blue/Red
White/Green
Green/White
White/Brown
Brown/White
White/Blue
Blue/White
White/Orange
Orange/White
Into Punchdown Block
Pin
TX+
A9
White/Gray
TX-
A10
Gray/White
RX+
A11
Red/Blue
RX-
A12
Blue/Red
Pin
TX+
A5
White/Green
TX-
A6
Green/White
RX+
A7
White/Brown
RX-
A8
Brown/White
Pin
TX+
A1
White/Blue
TX-
A2
Blue/White
RX+
A3
White/Orange
RX-
A4
Orange/White
EMC39-12 User's Guide
TX+
TX-
RX+
RX-
TX+
TX-
RX+
RX-
TX+
TX-
RX+
RX-
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