Detailing the Station Connections
25-Pair Connections
Station Pair Connections
Station Identification
Wire Color
Pair
Pin
No.
Clip
Term.
Pair Identification
Wire Color
Station
Location
(note the site
position in this column)
White-Blue
1
26
1
Signal Path
Green
1
Blue-White
1
2
Red
White-Orange
2
27
3
Signal Path
Yellow
2
Orange-White
2
4
Black
White-Green
3
28
5
Signal Path
Green
3
Green-White
3
6
Red
White-Brown
4
29
7
Signal Path
Yellow
4
Brown-White
4
8
Black
White-Slate
5
30
9
Signal Path
Green
5
Slate-White
5
10
Red
Red-Blue
6
31
11
Signal Path
Yellow
6
Blue-Red
6
12
Black
Red-Orange
7
32
13
Signal Path
Green
7
Orange-Red
7
14
Red
Red-Green
8
33
15
Signal Path
Yellow
8
Green-Red
8
16
Black
Red-Brown
9
34
17
Signal Path
Green
9
Brown-Red
9
18
Red
Red-Slate
10
35
19
Signal Path
Yellow
10
Slate-Red
10
20
Black
Black-Blue
11
36
21
Signal Path
Green
11
Blue-Black
11
22
Red
Black-Orange
12
37
23
Signal Path
Yellow
12
Orange-Black
12
24
Black
Black-Green
13
38
25
Signal Path
Green
13
Green-Black
13
26
Red
Black-Brown
14
39
27
Signal Path
Yellow
14
Brown-Black
14
28
Black
Black-Slate
15
40
29
Signal Path
Green
15
Slate-Black
15
30
Red
Yellow-Blue
16
41
31
Signal Path
Yellow
16
Blue-Yellow
16
32
Black
Yellow-Orange
17
42
33
Orange-Yellow
17
34
Yellow-Green
18
43
35
Green-Yellow
18
36
Yellow-Brown
19
44
37
Brown-Yellow
19
38
Yellow-Slate
20
45
39
Slate-Yellow
20
40
Violet-Blue
21
46
41
Blue-Violet
21
42
Violet-Orange
22
47
43
Orange-Violet
22
44
Violet-Green
23
48
45
Green-Violet
23
46
Violet-Brown
24
49
47
Brown-Violet
24
48
Violet-Slate
25
50
49
Slate-Violet
25
50
10 – Installing The IST Board
IMI89–268
Installing The IST Station Board