3.3
Detailing The Station Connections For J2
25-Pair Connections
Two-Wire Connections
Station Connections
Wire Color
Pair
Pin
No.
Clip
Term.
Pair
Wire Color Station
Location
White-Blue
1
26
1
Tip Lead
Green
9
Blue-White
1
2
Ring Lead
Red
White-Orange
2
27
3
No connection
Orange-White
2
4
White-Green
3
28
5
Green-White
3
6
White-Brown
4
29
7
Tip Lead
Green
10
Brown-White
4
8
Ring Lead
Red
White-Slate
5
30
9
No connection
Slate-White
5
10
Red-Blue
6
31
11
Blue-Red
6
12
Red-Orange
7
32
13
Tip Lead
Green
11
Orange-Red
7
14
Ring Lead
Red
Red-Green
8
33
15
No connection
Green-Red
8
16
Red-Brown
9
34
17
Brown-Red
9
18
Red-Slate
10
35
19
Tip Lead
Green
12
Slate-Red
10
20
Ring Lead
Red
Black-Blue
11
36
21
No connection
Blue-Black
11
22
Black-Orange
12
37
23
Orange-Black
12
24
Black-Green
13
38
25
Tip Lead
Green
13
Green-Black
13
26
Ring Lead
Red
Black-Brown
14
39
27
No connection
Brown-Black
14
28
Black-Slate
15
40
29
Slate-Black
15
30
Yellow-Blue
16
41
31
Tip Lead
Green
14
Blue-Yellow
16
32
Ring Lead
Red
Yellow-Orange
17
42
33
No connection
Orange-Yellow
17
34
Yellow-Green
18
43
35
Green-Yellow
18
36
Yellow-Brown
19
44
37
Tip Lead
Green
15
Brown-Yellow
19
38
Ring Lead
Red
Yellow-Slate
20
45
39
No connection
Slate-Yellow
20
40
Violet-Blue
21
46
41
Blue-Violet
21
42
Violet-Orange
22
47
43
Tip Lead
Green
16
Orange-Violet
22
44
Ring Lead
Red
Violet-Green
23
48
45
No connection
Green-Violet
23
46
Violet-Brown
24
49
47
Brown-Violet
24
48
Violet-Slate
25
50
49
Slate-Violet
25
50
Installing The IST Station Board
IMI89–184
Installing The IST Station Board – 11