Information Technology Reference
In-Depth Information
TABLE 3.2
Lucent/AT&T Systimax Structured Cabling System (SCS) Wiring Scheme
Modular twisted-pair cord sets:
4-wire cord
6-wire cord
8-wire cord
Plug pin
Wire color
Plug pin
Wire color
Plug pin
Wire color
1
1
White-blue
1
White-orange
2
Black
2
White-green
2
Orange-white
3
Red
3
White-orange
3
White-green
4
Green
4
Orange-white
4
Blue-white
5
Yellow
5
Green-white
5
White-blue
6
6
Blue-white
6
Green-white
7
White-brown
8
Brown-white
Outlet jacks:
102A-style information outlet (110-type cable terminations), using T568B wiring:
Modular Internal 110 Block Horizontal
jack pin lead color position wire color
5 White-blue 1 White-blue
4 Blue 2 Blue-white
1 White 3 White-orange
2 Yellow 4 Orange-white
3 Red 5 White-green
6 Black 6 Green-white
7 White-brown 7 White-brown
8 Brown 8 Brown-white
M11BH-style information outlet (H-pattern IDC-type cable terminations), using T568B
wiring:
Modular jack pin
Outlet position
Horizontal wire color
1
1
White-orange
2
2
Orange-white
3
3
White-green
4
4
Blue-white
5
5
White-blue
6
6
Green-white
7
7
White-brown
8
8
Brown-white
Source: Lucent/AT&T
mind, since that has long been IBM's network of choice. It contains a mechanical
shorting-bar mechanism that can electrically loop back a cable or jack when discon-
nected, an operation very similar to that of the Token-Ring MSAU port.
