Comtech EF Data SMS-451 - Manual (Page 36)

SMS-451 Satellite Switch Revision 0
Installation MN/SMS451.IOM
2-10
2.3.2 SMS-451E External Connections
Connections between the switch and other equipment are made through rear panel
connectors. These connectors are listed in Table 2-2 and the locations are shown in
Figure 2-3.
Table 2-2. SMS-451E Rear Panel Connectors
Name Connector Type Function
DATA
INTERFACE 50-pin D ECL Interface
REMOTE 25-pin D Remote Control/
Remote Status
RX IF BNC RX IF Input
A BNC Demodulator A
B BNC Demodulator B
TX IF BNC TX IF Output
A BNC Modulator A
B BNC Modulator B
AC POWER CEE22 AC Power Input
Ground #10-32 STD Chassis Ground
A
GND
ERDE
DEMODULATOR
REMOTE
MODULATOR
DATA INTERFACE
COMMON
RX IF
TX IF
LABEL HERE B
B
A
A
B
Made in U.S.A.
Figure 2-3. SMS-451E Rear Panel View