Idr/Ibs Interface (Optional); Esc Alarm (J1) - Radyne DMD20 Installation And Operation Manual

DMD20/20LBST Universal Satellite Modem
5.8 G.703 IDR/IBS Interface (Optional)
The DMD20 supports G703 IDR/IBS interface. Interface options supported are G703
T1/E1/T2/E2

5.8.1 ESC ALARM (J1)

The ESC (Engineering Service Circuits) Alarms Port is a 25-Pin Female "D" Connector. Refer to
Table 5-6 for pinouts.
Table 5-6. ESC ALARM Port 25-Pin Female "D" Connector (J1)
Pin No.
1
2 Backward Alarm Out - 1NO
3
4 Backward Alarm Out - 2 NO
5
6 Backward Alarm Out - 3 NO
7
8 Backward Alarm Out - 4 NO
9
10
11
12
13
14 Backward Alarm Out - 1 C
15 Backward Alarm Out - 1 NC
16 Backward Alarm Out - 2 C
17 Backward Alarm Out - 2 NC
18 Backward Alarm Out - 3 C
19 Backward Alarm Out - 3 NC
20 Backward Alarm Out - 4 C
21 Backward Alarm Out - 4 NC
22
23
24
25
MN-DMD20-20LBST Revision 14
Signal Name
Ground
No Connection
No Connection
Ground
No Connection
Backward Alarm In - 2
Backward Alarm In - 4
No Connection
No Connection
Backward Alarm In – 1
Backward Alarm In – 3
No Connection
No Connection
Signal
GND
ESCBWO 1NO
NC
ESCBWO 2NO
NC
ESCBWO 3NO
GND
ESCBWO 4NO
NC
ESCBWI 2
ESCBWI 4
NC
NC
ESCBWO 1C
ESCBWO 1NC
ESCBWO 2C
ESCBWO 2NC
ESCBWO 3C
ESCBWO 3NC
ESCBWO 4C
ESCBWO 4NC
ESCBWI 1
ESCBWI 3
NC
NC
Rear Panel Interfaces
Direction
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N/A
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N/A
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N/A
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N/A
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Input
Input
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N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
Input
Input
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