If Connections; J1 Tx If Connectors; J3 Rx If Connectors; Table 4-1. Cdm-710G Rear Panel Connectors Reference - Comtech EF Data CDM-710G Installation And Operation Manual

CDM-710G High-Speed Satellite Modem
Rear Panel Connector Pinouts

Table 4-1. CDM-710G Rear Panel Connectors Reference

Connector Group Ref Des / Name
J1 Tx
IF
Sect. 4.2
J3 Rx
J4 Ethernet
Terrestrial Data
J6 Async Channel
Sect. 4.3
(non-operational)
P1 Alarms
Utility
P2 Remote
Sect. 4.4
J7 Ext Ref
AC
Power/Ground DC
Ground
4.2

IF Connections

There may be DC voltages present on the Type 'N' Rx and Tx IF connectors, up to
a maximum of 48 volts.
CA UTIO N
4.2.1

J1 Tx IF Connectors

4.2.2

J3 Rx IF Connectors

Connector Type
CDM-710G (70/140 MHz band):
BNC female
CDM-710GL (L-Band):
Type 'N' female
CDM-710G (70/140 MHz band):
BNC female
CDM-710GL (L-Band):
Type 'N' female
RJ-45 Female
9-pin Type 'D' female
15-pin Type 'D' male
9-pin Type 'D' male
BNC female
IEC
Terminal block
#10-32 stud
Connector Type
Ref Des
CDM-710G (70/140 MHz band):
BNC female
J1
CDM-710GL (L-Band):
Type 'N' female
Ref Des Connector Type
CDM-710G (70/140 MHz band):
BNC female
J2
CDM-710GL (L-Band):
Type 'N' female
Function
IF Output
IF Input
10/100 BaseT Remote Interface
Asynchronous Engineering Channel
Form C Alarms (relay closures)
Serial Remote Interface (RS232/485)
External Reference Input
Chassis prime power input
Chassis prime power input
Common Chassis Ground
Description
70/140 MHz Tx IF
signal
L-Band Tx IF signal
Description
70/140 MHz Rx IF
Signal
L-Band Rx IF Signal
4–2
Revision 1
MN-CDM710G
Direction
Out
Direction
In