Comtech EF Data SMS-7000, Installation And Operation Manual

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SMS-7000 Modem Protection Switch Installation
Rev. 3 2–31
2.6.2.4 Alarms (J2)
The Alarms (J2) interface accommodates alarms as defined by IBS, IDR, and D&I data
formats. A relative demodulator signal strength (AGC_OUT) is also provided on this
connector. The alarms connector is a 25-pin female D with one connector per channel.
The pinouts are shown in Table 2-12.
Table 2-12. Alarms (J2) Connectors
Signal Name
Pin # IBS IDR D&I
1 N/C N/C N/C
2 N/C BWO1 C N/C
3 N/C BWO1 NC N/C
4 N/C BWO2 NO N/C
5 PROMPT COM BWO3 C PROMPT COM
6 PROMPT NC BWO3 NC PROMPT NC
7 SERVICE NO BWO4 NO SERVICE NO
8 N/C DF COM N/C
9 N/C DMA N/C
10 N/C BWI 2 N/C
11 N/C BWI 4 N/C
12 N/C N/C N/C
13 AGC_OUT AGC_OUT AGC_OUT
14 GND GND GND
15 N/C BWO1 NO N/C
16 N/C BWO2 C N/C
17 N/C BWO2 NC N/C
18 PROMPT NO BWO3 NO PROMPT NO
19 SERVICE COM BWO4 C SERVICE COM
20 SERVICE NC BWO4 NC SERVICE NC
21 N/C DF NO N/C
22 N/C BWI 1 N/C
23 N/C BWI 3 N/C
24 N/C N/C N/C
25 GND GND GND
26 RT B 8K RXC B L
27 CTS B CTS B