1:1 Control Connector, Db-9F; Ext Ref Connector; Table 3-13. 1:1 Control Interface Connector Pin Assignments - Comtech EF Data CDM-625 Installation And Operation Manual

CDM-625 Advanced Satellite Modem
Rear Panel Connector Pinouts
3.4.4

1:1 Control Connector, DB-9F

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

Table 3-13. 1:1 Control Interface Connector Pin Assignments

3.4.5

Ext Ref Connector

The 1:1 Control connector is a 9-pin Type 'D' female connector. Refer to
Table 3-13 for pin assignments.
Pin # Description
1 Ground
2 Receive Serial Data – auxiliary channel
3 Redundancy In 1
4 Redundancy In 2
5 Ground
6 Transmit Serial Data – auxiliary channel
7 Redundancy Out 1
8 Redundancy Out 2
9 Fused +12 volt
Connector Type Description
BNC External Reference
MN-0000036 (Ref MN/CDM625.IOM)
Direction
3–13
Revision 1
In
In
In
Out
Out
Out
Out
Direction
In/Out