1:1 Control (Db-9F); Ext Ref In/Out - 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 3-13. 1:1 Control Interface Connector Pinouts
(R>L)
Description
Pin #
5 Ground
9 Fused +12 volt Out
Redundancy In 2
4
Redundancy Out 2
8
Redundancy In 1
3
Redundancy Out 1
7
2 Receive Serial Data – Auxiliary Channel
6 Transmit Serial Data – Auxiliary Channel
1 Ground
Connector Type Description
BNC External Reference
3–16
MN-CDM625A
Revision 4
Direction
––
Out
In
Out
In
Out
In
Out
––
Direction
In/Out