Telco Connector - Cabletron Systems 9E423-36 User Manual

Telco Connector

The 9E423-36 front panel has three RJ-21 Telco connectors, each supporting twelve
10BASE-T ports. Table 2-2 details the pinout connections for an RJ-21 Telco
connector.
Table 2-2. Pinout Connections RJ-21 Telco Connector
Pin Signal
1 RX 1-
2 TX 1- Orange/White
3 RX 2- Green/White
4 TX 2- Brown/White
5 RX 3-
6 TX 3-
7 RX 4- Orange/Red
8 TX 4-
9 RX 5-
10 TX 5-
11 RX 6-
12 TX 6- Orange/Black
13 RX 7- Green/Black
14 TX 7- Brown/Black
15 RX 8-
16 TX 8-
17 RX 9- Orange/Yellow
18 TX 9- Green/Yellow
19 RX 10- Brown/Yellow
20 TX 10- Gray/Yellow
21 RX 11-
22 TX 11- Orange/Violet
23 RX 12- Green/Violet
24 TX 12- Brown/Violet
25 N/C
Wire Color Pin
Blue/White 26
27
28
29
Gray/White 30
Blue/Red 31
32
Green/Red 33
Brown/Red 34
Gray/Red 35
Blue/Black 36
37
38
39
Gray/Black 40
Blue Yellow 41
42
43
44
45
Blue Violet 46
47
48
49
Gray/Violet 50
Installing the 9E423-36 Module
Signal Wire Color
RX 1+ White/Blue
TX 1+ White/Orange
RX 2+ White/Green
TX 2+ White/Brown
RX 3+ White/Gray
TX 3+ Red/Blue
RX 4+ Red/Orange
TX 4+ Red/Green
RX 5+ Red/Brown
TX 5+ Red/Gray
RX 6+ Black/Blue
TX 6+ Black/Orange
RX 7+ Black/Green
TX 7+ Black/Brown
RX 8+ Black/Gray
TX 8- Yellow/Blue
RX 9+ Yellow/Orange
TX 9+ Yellow/Green
RX 10+ Yellow/Brown
TX 10+ Yellow/Gray
RX 11+ Violet/Blue
TX 11+ Violet/Orange
RX 12+ Violet/Green
TX 12+ Brown
N/C Violet/Gray
2-7