External Connections; Figure 2-2. Rear Panel View; Table 2-1. Rear Panel Connectors - Comtech EF Data SDM-100A Installation And Operation Manual

SDM-100A Satellite Modem

2.4 External Connections

Connections between the modem and other equipment are made through five connectors.
These connectors are listed in Table 2-1, and their locations are shown in Figure 2-2.
The use of each connector is described in the following paragraphs.
DATA I/O
REMOTE
FAULTS
TX/IF OUTPUT
RX/IF INPUT
AC POWER
DC POWER
CHASSIS GND
AGC
Rev. 0

Table 2-1. Rear Panel Connectors

Name Ref.
Desig.
J8 Various:
J6 9-pin D
J7 9-pin D
CP1 BNC
CP2 BNC
None Standard
None Terminal block
GND #10-32 stud
AGC Test point

Figure 2-2. Rear Panel View

Connector
Type
Data Input/Output:
37-pin D RS-422/449
34-pin block or V.35
25-pin D
25-pin D RS-232
50-pin D ASYNC
50-pin D ADPCM Voice
Remote Interface
FORM-C Fault Relay
Contacts
TX IF Output
RX IF Input
Alternating Current (AC)
Power Input
Direct Current (DC)
Power Input
Chassis Ground
Automatic Gain Control (AGC)
Test Point
Installation
Function
2–5