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CDM-600L Satellite Modem
Connector Pinouts
5.6
IDR Backward Alarms Connector (P5A)
The IDR Alarm interface connection is a 15-pin female connector located on the rear
panel of the modem. Refer to Table 5-6 for pin assignmernts.
Table 5-6. IDR Alarm Interface Connector Pin Assignments
Pin #
2
9
1
10
4
11
3
6
13
5
14
8
15
7
12
5.7
Auxiliary Serial Connector (P6)
Provides an RS-232 serial link between the modem and the CRS-150 1:1 Redundancy
Switch.
Table 5-7. Auxiliary Serial Connector (USB Type B Socket)
Pin #
1,4
2
3
Although this port uses a USB connector, the signals are not
USB compatible. DO NOT connect this port to the USB port of
WARNING
a PC, or other computing device.
Signal Function
Backward Alarm 1 is active
Backward Alarm 1 is not active
TBD
Backward Alarm 2 is active
Backward Alarm 2 is not active
Backward Alarm 3 is active
Backward Alarm 3 is not active
TBD
Backward Alarm 4 is active
Backward Alarm 4 is not active
Ground
Description
Ground
RS-232 TX Data
RS-232 RX Data
5–6
Name
BA-1-NO
BA-1-COM
BA-1-NC
MON-A
BA-2-NO
BA-2-COM
BA-2-NC
BA-3-NO
BA-3-COM
BA-3-NC
MON-B
BA-4-NO
BA-4-COM
BA-4-NC
GND
Direction
Out
In
Revision 0
MN/CDM600L.IOM
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