Alarms Connector - 15 Pin 'D' Type Male; Remote Control Connector - 9 Pin 'D' Type Male; Table 5-2 Alarms Connector - 15 Pin 'D' Type Male - Comtech EF Data CDM-550T Manual

Connector Pinouts
Alarms Connector
5.2
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Note:
'Normally Open' refers to the NON-FAIL state
5.3

Remote Control Connector - 9 Pin 'D' Type Male

5–2
- 15 Pin 'D' Type Male

Table 5-2 Alarms Connector - 15 Pin 'D' Type Male

Ground
Receive AGC voltage
Receive Q sample (for constellation display)
Unit Fault Relay - Common
Unit Fault Relay - Normally Open
Transmit Traffic Relay - Normally Closed
Receive Traffic Relay - Common
Receive Traffic Relay - Normally Open
External Carrier Off input
---- No Connection ----
Receive I sample (for constellation display)
Unit Fault Relay - Normally Closed
Transmit Traffic Relay - Common
Transmit Traffic Relay - Normally Open
Receive Traffic Relay - Normally Closed
Table 5-3 Remote Control Connector -
9 Pin 'D' Type Male
Pin
1 Ground
2 EIA-232 Transmit Data (Out)
3 EIA-232 Receive Data (In)
4 Reserved - do not connect to this pin
5 Ground
6 EIA-485 Receive Data B (In)
7 EIA-485 Receive Data A (In)
8 EIA-485 Transmit Data B (Out)
9 EIA-485 Transmit Data A (Out)
Description
Description
CDM-550T Satellite Modem
Rev. 1.3