AT&T 75 Wiring Manual page 323

TABLE 3-L. System Wiring (Contd)
Term Lead Functions
500*
2500
7300
Term. 7100
No. Series Series
4 T V1T
R V1R
CT
CR
P-
P +
P-
P+
5
T V1T
V1R
R
CT
CR
P-
P+
P-
P+
6
T V1T
V1R
R
CT
CR
P-
P+
P-
P+
Spare
* R1V2 or R1V3 Only
25-Pair Cable
7400 EIA
D-Inside
Series
Term*
Cable
Att.
PDM Color
Cons.
T D M
Code
BK-G
G-BK
TXT BK-BR
TXT
TXR TXR BR-BK
P X T BK-S
P X T
S-BK
PXR PXR
P- Y-BL
P+ BL-Y
Y-O
O-Y
Y-G
TXT TXT
TXR TXR G-Y
Y-BR
PXT P X T
BR-Y
PXR PXR
Y-S
P-
S-Y
P+
V-BL
BL-V
TXT T X T V-O
TXR TXR O-V
V-G
PXT P X T
PXR PXR G-V
V-BR
P-
BR-V
P+
110-TYPE HARDWARE
4-Pair Cable
BR2580A
or
258A D-Inside
Adapter Cable
Pin Color
Code
Num.
W-BL
38
BL-W
13
W-O
39
14 O-W
W-G
40
15
G-W
41 W-BR
16 BR-W
W-BL
42
17 BL-W
43 W-O
18
O-W
44 W-G
19 G-W
45 W-BR
20 BR-W
46 W-BL
21 BL-W
W-O
47
22
O-W
48 W-G
23 G-W
49 W-BR
24 BR-W
50
25
Info.
Outlet
Term.
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
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