Alarms Connector And Pinouts (J10); Table 2-11. Alarms Connector And Pinouts (J10) - Comtech EF Data SLM-3650 Installation And Operation Manual

SLM-3650 Satellite Modem
Installation
2.3.5

Alarms Connector and Pinouts (J10)

The alarms connector provides Form C contact closures for alarm reporting. The two
Form C summary fault contacts are Modulator and Demodulator.
The alarms connection is a 9-pin female D connector (J10) located on the rear panel of the
modem. Screw locks are provided for mechanical security on the mating connector. Refer to
Table 2-11 for pinout information.
•
•
•
Refer to Chapter 5 for a discussion of monitored alarms. To obtain a system summary
alarm, connect all the Form C contacts in parallel.
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Table 2-11. Alarms Connector and Pinouts (J10)

Pin # Signal Function
1 Alarm 1 is faulted
2
3 Alarm 1 is not faulted
4 Alarm 2 is faulted
5
6 Alarm 2 is not faulted
7 Alarm 3 is faulted
8
9 Alarm 3 is not faulted
Alarm 1 = Not used
Alarm 2 = TX
Alarm 3 = RX
2-19
MN/SLM3650.IOM
Name
NO
COM
NC
NO
COM
NC
NO
COM
NC
Revision 3