Nortel ICS Install Manual page 267

ICS external loop start lines wiring (profile 1, 3, or 4)
Pin Wire color
26 White-Blue
1 Blue-White
27 White-Orange
2 Orange-White
28 White-Green
3 Green-White
29 White-Brown
4 Brown-White
30 White-Slate
5 Slate-White
31 Red-Blue
6 Blue-Red
32 Red-Orange
7 Orange-Red
33 Red-Green
8 Green-Red
34 Red-Brown
9 Brown-Red
35 Red-Slate
10 Slate-Red
36 Black-Blue
11 Blue-Black
37 Black-Orange
12 Orange-Black
38 Black-Green
13 Green-Black
39 Black-Brown
14 Brown-Black
40 Black-Slate
15 Slate-Black
41 Yellow-Blue
16 Blue-Yellow
42 Yellow-Orange
17 Orange-Yellow
43 Yellow-Green
18 Green-Yellow
44 Yellow-Brown
19 Brown-Yellow
N0130943 02
Port Service
201 T
201 R
202 T
202 R
---- ----
---- ----
---- ----
---- ----
203 T
203 R
204 T
204 R
---- ----
---- ----
---- ----
---- ----
225 T
225 R
226 T
226 R
---- ----
---- ----
---- ----
---- ----
227 T
227 R
228 T
228 R
---- ----
---- ----
---- ----
---- ----
---- ----
---- ----
---- T
---- R
---- T
---- R
Connecting the wiring / 267
Line
1
1
2
2
----
----
----
----
3
3
4
4
----
----
----
----
31
31
32
32
----
----
----
----
33
33
34
34
----
----
----
----
----
----
ET1
ET1
ET2
ET2
Modular ICS 7.1 Installer Guide