1:1 Control (Db-9F); Ext Ref In/Out; Table 3-14. 1:1 Control Interface Connector Pinouts - Comtech EF Data CDM-625A Installation And Operation Manual

CDM-625A Advanced Satellite Modem
Rear Panel Connectors and Pinouts
3.2.3.4

1:1 Control (DB-9F)

The 1:1 Control connector is intended only for connection to a CRS-170A or CRS-180
Redundancy Switch.
3.2.3.5

Ext Ref In/Out

The 1:1 Control connector is a 9-pin Type 'D' female connector.

Table 3-14. 1:1 Control Interface Connector Pinouts

Pin #
Description
(R-L)
1 Ground
6 Transmit Serial Data – auxiliary channel
2 Receive Serial Data – auxiliary channel
7 Redundancy Out 1
Redundancy In 1
3
Redundancy Out 2
8
Redundancy In 2
4
Fused +12 volt Out
9
5 Ground
Connector Type Description
BNC External Reference
3–14
Revision 0
MN-CDM625A
Direction
–
Out
In
Out
In
Out
In
Out
–
Direction
In/Out