Comtech EF Data SMS-451 - Manual (Page 32)

SMS-451 Satellite Switch Revision 0
Installation MN/SMS451.IOM
2-6
2.3 External Connections
2.3.1 SMS-451A External Connections
Connections between the switch and other equipment are made through rear panel
connectors. The connectors are listed in Table 2-1and the locations are shown in
Figure 2-2.
Table 2-1. SMS-451A Rear Panel Connectors
Name Ref.
Desig.
Connector Type Function
REMOTE J5 25-pin D Remote Interface
Control/Status
FAULT J9
J8
9-pin D
9-pin D Modem Fault A
Modem Fault B
IF IN A
IF IN COM
IF IN B J21
J20
J22 BNC
BNC
BNC Modem A Input
RX IF Input
Modem B Input
IF OUT A
IF OUT COM
IF OUT B J18
J13
J11 BNC
BNC
BNC Modem A
TX IF Output
Modem B
RX DATA A
RX DATA COM
RX DATA B J15
J12
J10 BNC
BNC
BNC Modem A
RX Data Com
Modem B
TX DATA A
TX DATA COM
TX DATA B J6
J3
J1 BNC
BNC
BNC Modem A
TX Data Com
Modem B
TX CLK A
TX CLK COM
TX CLK B J7
J4
J2 BNC
BNC
BNC Modem A
TX Clock Com
Modem B
AC POWER J23, J24 CEE22 AC Power Input
GND J25, J26 #10-32 STUD Ground
A C 1
J 2 3
A C 2
J 2 4
E R D E ERDE
J 2 5
G N D
J26
GND
A
J 2 1
R X I F
C O M
J 2 0
B
J 1 9
A
J 1 8
T X I F
C O M
J 1 3
B
J 1 1
A
J15
A
J 6
A
J 7
RX DATA
COM
J12
TX DATA
COM
J 3
T X CLOCK
C O M
J 4
B
J10
B
J 1
B
J 2
J9 J8 J 5
AC1 AC2 MODEM
FAULT A MODEM
FAULT B
REMOTE INTERFACE
Figure 2-2. SMS-451A Rear Panel View