Table 2-G System Wiring - AT&T 75 Wiring Manual

Z100-TYPE HARDWARE
Term Lead Functions
500*
2500
Term. 7100 7300
No. Series Series
T V1T
1
R V1R
P-
P+
2 T V1T
R V1R
P-
P+
T V1T
3
R V1R
P-
P+
* R1V2 or R1V3 Only
2 - 8 6
TABLE 2-G. System Wiring
(Contd on Next Page)
25-Pair Cable
7400 EIA
Term*
Series
Att. PDM
TDM
Cons.
TXT
CT TXT
TXR
CR TXR
P- PXT PXT
P + PXR PXR
P-
P +
CT TXT TXT
TXR TXR
CR
P- PXT PXT
P + PXR PXR
P-
P +
TXT
CT TXT
TXR
CR TXR
P- PXT PXT
P + PXR PXR
P-
P+
BR2580A
or
D-Inside 258A
Adapter
Cable
Color Pin
Code Num.
W-BL 26
1
BL-W
W-O 27
O-W 2
28
W-G
3
G-W
W-BR 29
4
BR-W
W-S 30
5
S-W
R-BL 31
BL-R 6
R-O 32
7
O-R
R-G 33
G-R 8
R-BR
34
BR-R 9
R-S 35
S-R 10
BK-BL 36
BL-BK 11
BK-O 37
O-BK
12
4-Pair Cable
D-Inside
Cable Info.
Color Outlet
Term.
Code
W-BL 1
BL-W 2
W-O 3
4
O-W
W-G 5
G-W 6
7
W-BR
BR-W 8
W-BL 1
2
BL-W
W-O
3
O-W 4
W-G 5
G-W 6
7
W-BR
8
BR-W
W-BL 1
BL-W 2
W-O 3
4
O-W
W-G 5
G-W 6
W-BR 7
BR-W 8