Table 2. Interface Wiring For P1 Through P4 - ADTRAN T400 Installation And Maintenance Manual
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Also See for T400:
- Installation and maintenance manual (9 pages) ,
- Installation instructions (4 pages) ,
- Installation & maintenance (3 pages)
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Telco Connectors
Four 50-pin amphenol connectors (P1 through P4) are
provided for the interconnect wiring of the 14 channel
positions. The connector is usually terminated with a
punch-down block for customer premises wiring or
connected directly to a cross-connect or main
distribution frame. Table 2 describes and Figure 5
details the pinout of each connector.
Loss-of-Power Alarm
The T400 Shelf provides an alarm contact which is
open during normal conditions. During a loss of
power the alarm contact will close. The dry contact
C
r i
u c
t i
5 2
P
a
r i
A
N
u
m
b
r e
P
n i
P (
1
6 2
1
1
7 2
2
2
8 2
3
3
9 2
4
4
0 3
5
5
1 3
6
6
2 3
7
7
3 3
8
8
4 3
9
9
5 3
0 1
0 1
6 3
1 1
1 1
7 3
2 1
2 1
8 3
3 1
3 1
9 3
4 1
4 1
4
Table 2. Interface Wiring for P1 Through P4
F
o r
m
M
P
C
a
d r
E
d
e g
C
-
P
) 4
C
o
n
e n
t c
r o
C
T
o
P
1
1 4
(
) T
7 4
(
) R
1 4
(
) T
7 4
(
) R
1 4
(
) T
7 4
(
) R
1 4
(
) T
7 4
(
) R
1 4
(
) T
7 4
(
) R
1 4
(
) T
7 4
(
) R
1 4
(
) T
7 4
(
) R
1 4
(
) T
7 4
(
) R
1 4
(
) T
7 4
(
) R
1 4
(
) T
7 4
(
) R
1 4
(
) T
7 4
(
) R
1 4
(
) T
7 4
(
) R
1 4
(
) T
7 4
(
) R
1 4
(
) T
7 4
(
) R
Section 61150092L1-5, Issue 5
closures are rated for 125 Vac at 10 mA and are
designed for connection to a central office alarm
system, such as Dantel.
ESD Grounding Jack
The installer should use the ESD grounding jack
provided at the front of the shelf as a known ground to
prevent ESD during plug-in unit installation.
F
o r
m
F
o r
m
a
d r
E
d
e g
C
a
d r
E
d
e g
o
n
e n
t c
r o
C
o
n
e n
t c
r o
T
o
P
2
T
o
P
3
7
T (
) 1
5 5
(
) T
3 1
R (
) 1
9 4
(
) R
7
T (
) 1
5 5
(
) T
3 1
R (
) 1
9 4
(
) R
7
T (
) 1
5 5
(
) T
3 1
R (
) 1
9 4
(
) R
7
T (
) 1
5 5
(
) T
3 1
R (
) 1
9 4
(
) R
7
T (
) 1
5 5
(
) T
3 1
R (
) 1
9 4
(
) R
7
T (
) 1
5 5
(
) T
3 1
R (
) 1
9 4
(
) R
7
T (
) 1
5 5
(
) T
3 1
R (
) 1
9 4
(
) R
7
T (
) 1
5 5
(
) T
3 1
R (
) 1
9 4
(
) R
7
T (
) 1
5 5
(
) T
3 1
R (
) 1
9 4
(
) R
7
T (
) 1
5 5
(
) T
3 1
R (
) 1
9 4
(
) R
7
T (
) 1
5 5
(
) T
3 1
R (
) 1
9 4
(
) R
7
T (
) 1
5 5
(
) T
3 1
R (
) 1
9 4
(
) R
7
T (
) 1
5 5
(
) T
3 1
R (
) 1
9 4
(
) R
7
T (
) 1
5 5
(
) T
3 1
R (
) 1
9 4
(
) R
F
o r
m
C
a
d r
E
d
e g
5 2
P -
a
r i
A
C
o
n
e n
t c
r o
C
l o
r o
P (
T
o
P
4
5
T (
) 1
W
H
T
5 1
R (
) 1
B
L
/ U
5
T (
) 1
W
H
T
5 1
R (
) 1
O
R
/ N
5
T (
) 1
W
H
T
5 1
R (
) 1
G
R
/ N
5
T (
) 1
W
H
T
5 1
R (
) 1
B
R
/ N
5
T (
) 1
W
H
T
5 1
R (
) 1
S
L
/ T
W
5
T (
) 1
R
E
D
B /
5 1
R (
) 1
B
L
U
R /
5
T (
) 1
R
E
D
O /
5 1
R (
) 1
O
R
N
5
T (
) 1
R
E
D
G /
5 1
R (
) 1
G
R
N
5
T (
) 1
R
E
D
B /
5 1
R (
) 1
B
R
N
R /
5
T (
) 1
R
E
D
5 1
R (
) 1
S
L
T
R /
5
T (
) 1
B
L
K
B /
5 1
R (
) 1
B
L
U
B /
5
T (
) 1
B
L
K
O /
5 1
R (
) 1
O
R
N
B /
5
T (
) 1
B
L
K
G /
5 1
R (
) 1
G
R
N
B /
5
T (
) 1
B
L
K
B /
5 1
R (
) 1
B
R
N
B /
61150092L1-5E
M
P
W
i
e r
1
-
P
) 4
B /
L
U
W
H
T
O /
R
N
W
H
T
G /
R
N
W
H
T
B /
R
N
W
H
T
S /
L
T
H
T
L
U
E
D
R
N
R /
E
D
R
N
R /
E
D
R
N
E
D
S /
L
T
E
D
L
U
L
K
R
N
L
K
R
N
L
K
R
N
L
K
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