AT&T Network Adapter 25, Installation And Maintenance Manual

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APPENDIX A: System Wiring Tables
Table A-B. Building Wiring
25-Pair Cable 4-Pair Cable
Term. Lead Functions
5 0 0 ATL
7 1 0 1 A Cordless D-Inside D-Inside
Cable Conn. C a b l e
Conn.
Ckt.
2 5 0 0 7300H
RS-232C Color P i n Color Block
No. Series
S e r i e s Term , code
Num. code Term.
1 T T W-BL 26 W-BL 1
R R
BL-W
1
BL-W
2
CT w-o 27 w-o 3
CR
TXR
o-w
2 o-w 4
P- PXT W-G 28 W-G 5
P+
PXR G w
3
G-W
6
W-BR
29
W-BR 7
BR-W 4 BR-W 8
2 T T w-s 30 W-BL
1
R R s-w 5 BL-W 2
CT R-BL 31
w-o
3
CR TXR BL-R 6 o-w
4
P- PXT R-O 32 W-G 5
P+ PXR
O-R
7 G-W 6
R-G 33 W-BR 7
G-R 8 BR-W 8
3
T T R-BR 34 W-BL 1
R R
BR-R 9
BL-W 2
CT TXT
R-S 35 w-o 3
CR TXR S-R 10 o-w 4
P- PXT
BK-BL
36 W-G 5
P+ PXR BL-BK 11 G-W 6
BK-O
37 W-BR 7
O-BK
12
BR-W 8
4 T
T
BK-G 38 W-BL 1
R R GBK
13
BL-W 2
CT TXT BK-BR
39 w-O 3
CR TXR BR-BK
14 o-w 4
P-
PXT BK-S
40 W-G 5
P+ PXR S-BK 15 G-W 6
Y-BL 41 W-BR 7
BL-Y
16
BR-W 8
5 T T Y-o 42 W-BL 1
R R O-Y
17 BL-W 2
CT
Y-G 43 w-o 3
CR TXR G-Y 18 o-w 4
P- PXT Y-BR 44 W-G 5
P+ PXR BR-Y 19 G-W 6
Y-s 45 W-BR 7
S-Y 20 BR-W 8
A - 4