Comtech EF Data SDR-54A - Manual (Page 23)

Chapter 3. External Connectors
This chapter provides a description of external connections.
3.1 External Connections
Connections between the demodulator and other equipment are made through external
connectors. These connectors are listed in Table 3-1, and their locations are shown in
Figure 3-1 and Figure 3-2. The use of each connector is described in the following
paragraphs.
Table 3-1. External Connectors
Ref. Desig. Name Type Function
J1 RF INPUT F coax LNB input/LNB power
J2 FAULT 9-pin D External Fault Status
J3 M&C 9-pin D Configuration and Status (RS-232)
J4 DATA OUT (RX Data) 25-pin D RS-232 or RS-422 Selectable
*J5 DEMUX T1 through T4 25-pin D DEMUX Outputs T1 through T4
*J6 DEMUX T5 through T8 25-pin D DEMUX Outputs T5 through T8
None M&C REMOTE 9-pin D Remote Configuration and Status
None PRIME POWER Standard AC Power Input
None GND #10-32 Chassis Ground
*Note: J5 and J6 are optional.
3–1