AT&T Network Adapter 25 Installation And Maintenance Manual page 288

Adtran network adapter product manual
Hide thumbs Also See for Network Adapter 25:
Table of Contents

Advertisement

APPENDIX A: System Wiring Tables
Table A-A.
C a l l
25-Pin Corm.
Pin No.
W i r e Proc.
Color Z T N 8 2
26
W-BL
1
BL-W
27
w - o
o - w
2
28
W-G
3
G-W
W-BR
29
4
BR-W
w-s
30
5
s - w
31
R-BL
6
BL-R
32
R-O
7
O-R
33
R-G
8
G-R
34
R-BR
9
BR-R
35
R-S
10
S-R
36
BK-BL
11
BL-BK
BK-O
37
12
O-BK
38
BK-G
13
G-BK
39
BK-BR
14
BR-BK
40
BK-S
15
S-BK
41
Y-BL
16
BL-Y
42
Y-o
17
o-Y
43
Y-G
18
G-Y
44
Y-BR
19
BR-Y
45
Y-s
20
s-Y
46
V-BL
21
BL-V
47
v-o
22
o-v
48
V-G
23
G-V
49
V-BR
24
BR-V
50
v-s
25
s-v
Note: TN747 is same as ZTN76 and ZTN77. TN762 is same as ZTN79.
A-2
25-Pair Connector Pin Assignments
G S
L S
Tlp Ring ATL
Trunk
Trunk
N76 ZTN77
ZTN78
RDA
T1
T1
T1
RI
RI
SGA
RI
DCDA
DTRA
TDA
RDB
T2
T2
T2
R2
R2
R2
SGB
DCDB
DTRB
TDB
T3
T3
RDC
T3
SGC
R3
R3
R3
DCDC
DTRC
TDC
RDD
T4
T4
T4
R4
R4
SGD
R4
DCDD
DTRD
TDD
T5
T5
T5
R5
R5
R5
T6
T6
T6
R6
R6
R6
T7
T7
T7
R7
R7
R7
ETU48
ETUGD
ETU48
ETUGD
T8
T8
T8
R8
R8
R8
ETU48
ETUGD
ETU48
ETUGD
GND
GND
GND
GND
GND
GND
MET
Backplane
Pin No.
Line
Line
Line
ZTN79
TN735 (Slots 1-12)
T1
T1
R1
R1
CT1
BTI
CR1
BR1
LT 1
P-1
P+l
LTR 1
T2
T2
R2
R2
CT2
BT2
CR2
BR2
P-2
LT2
P+2
LTR2
T3
T3
R3
R3
CT3
BT3
CR3
BR3
P-3
LT3
P+3
LTR3
T4
T4
R4
R4
CT4
BT4
CR4
BR4
P-4
LT4
P+4
LTR4
T5
R5
CT5
CR5
P-5
P+5
T6
R6
CT6
CR6
P-6
P+6
T7
R?
CT7
CR7
P-7
P+7
T8
R8
CT8
CR8
P-8
P+8
GND
GND
GND
GND
.
102
002
103
003
104
004
105
005
106
006
107
007
108
008
109
009
110
010
111
011
112
012
113
013
302
202
303
203
3(M
204
305
205
306
206
307
207
308
208
309
209
310
210
311
211
312
212
313
213
300
200

Advertisement

Table of Contents
loading

Table of Contents