Comtech EF Data SMS-458B - Manual (Page 100)

SMS-458B Modem Protection Switch Revision 2
Cable Configuration MN/SMS458B.IOM
A–4
CA/0755 C
A/TB
D
CA/0
813-
4
Fr
om
C
u
s
to
m
e
r’
s
E
qui
pme
n
t
PRIME an
d
B
KUP SDM
-202
0
M
(
X
5)
CP
1
T
X
-I
F
J1 R
E
M
O
TE
J2
F
A
U
L T
J5
A
U
X
J 4
G.
703
OU
T
J3 G.
703
IN
PR
IM
E
1
Re
m
o
te
J
1
A
u
x J5
G.
7 0
3 Ou
t
J
4
G
.70
3 I
n
J3
Tx
-I
F
CP
1
S
M
S
-458 (J3)
SM
S-
458 (J18)
AS/2086 A (J3) AS/2086 A (J4) AS/2086 A (J6)
PR
IM
E 2
Re
m
o
te
J
1
A
u
x J5
G.
7 0
3 Ou
t
J
4
G
.70
3 I
n
J3
Tx
-I
F
CP
1
S
M
S
-458 (J3)
SM
S-
458 (J19)
AS/2086 B (J3) AS/2086 B (J4) AS/2086 B (J6)
PR
IM
E 3
Re
m
o
te
J
1
A
u
x J5
G.
7 0
3 Ou
t
J
4
G
.70
3 I
n
J3
Tx
-I
F
CP
1
S
M
S
-458 (J3)
SM
S-
458 (J20)
AS/2086 C (J3) AS/2086 C (J4) AS/2086 C (J6)
PR
IM
E 4
Re
m
o
te
J
1
A
u
x J5
G.
7 0
3 Ou
t
J
4
G
.70
3 I
n
J3
Tx
-I
F
CP
1
S
M
S
-458 (J3)
SM
S-
458 (J21)
AS/2086 D (J3) AS/2086 D (J4) AS/2086 D (J6)
BK
UP
Re
m
o
te
J
1
A
u
x J5
G.
7 0
3 Ou
t
J
4
G
.70
3 I
n
J3
Tx
-I
F
CP
1
S
M
S
-458 (J3)
SM
S-
458 (J26)
BkUp
(J1
)
BkUp
(J2
)
BkUp
(J3
)
J1 T
x
Data
J2 Rx
D
a
ta
J
3
Ba
c
k
-U
p M
o
de
m
--
--
--
--
--
--
--
--
---
--
Bk
U
p
M
o
d
e
m
BK
UP (
J
3)
BK
UP (
J
4)
BK
UP (
J
5)
SM
S-
458 Sw
it
c
h
J3 EIA
-485 Mo
d
e
m
Co
n
tro
l
J18 (1)
PRI
M
Mo
d
u
la
to
r In
p
u
t
J19 (2)
PRI
M
Mo
d
u
la
to
r In
p
u
t
J20 (3)
PRI
M
Mo
d
u
la
to
r In
p
u
t
J21 (4)
PRI
M
Mo
d
u
la
to
r In
p
u
t
J26 (1)
BK
UP Mo
d
u
lat
o
r
In
p
u
t
J39 G
ND
ERDE
PRIME1 (
C
P1)
PRIM
E1-
4
and
BK
UP
(J
1
)
PRIME2 (
C
P1)
PRIME3 (
C
P1)
PRIME4 (
C
P1)
BK
UP (C
P1)
J3 T
x
Data
J4 Rx
D
a
ta
J6 Prime
M
o
d
e
m
J5 T
e
rr
D
a
ta
A
S
/2068 (
A
)
P
R
IME1 (J
3)
P
R
IME1 (J
4)
P
R
IME1 (J
5)
Fr
om
Cus
to
m
er
J3 T
x
Data
J4 Rx
D
a
ta
J6 Prime
M
o
d
e
m
A
S
/2068 (
C
)
P
R
IME3 (J
3)
P
R
IME3 (J
4)
P
R
IME3 (J
5)
Fr
om
Cus
to
m
er
J5 T
e
rr D
a
ta
J3 T
x
Data
J4 Rx
D
a
ta
J6 Prime
M
o
d
e
m
A
S
/2068 (
B
)
P
R
IME2 (J
3)
P
R
IME2 (J
4)
P
R
IME2 (J
5)
Fr
om
Cus
to
m
er
J5 T
e
rr
D
a
ta
J3 T
x
Data
J4 Rx
D
a
ta
J6 Prime
M
o
d
e
m
A
S
/2068 (
D
)
PRIME4 (
J
3)
PRIME4 (
J
4)
PRIME4 (
J
5)
Fr
om
Cus
to
m
er
J5 T
e
rr Dat
a
(A
)
(B)
(C)
(D)
J3
J4
J6
J3
J4
J6
J3
J4
J6
J1
J
2
J3
J3
J4
J6
J2
J18
J19
J20
J21
J39
J2
6
B
ACKUP
Figure A-1. SMS-458B Installation Diagram for SDM-2020 Modulator (TX Only) with
G.703 Data Interface