Esc Alarm (J1) - Comtech EF Data DMD50 Installation And Operation Manual

DMD50 Universal Satellite Modem
5.6

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
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
MN-DMD50– Revision 3
Signal Name
Ground
Backward Alarm Out -
1NO
No Connection
Backward Alarm Out - 2
NO
No Connection
Backward Alarm Out - 3
NO
Ground
Backward Alarm Out - 4
NO
No Connection
Backward Alarm In - 2
Backward Alarm In - 4
No Connection
No Connection
Backward Alarm Out - 1 C
Backward Alarm Out - 1
NC
Backward Alarm Out - 2 C
Backward Alarm Out - 2
NC
Backward Alarm Out - 3 C
Backward Alarm Out - 3
NC
Backward Alarm Out - 4 C
Backward Alarm Out - 4
NC
Backward Alarm In – 1
Backward Alarm In – 3
No Connection
No Connection
Signal Directio
n
GND ---
ESCBWO N/A
1NO
NC ---
ESCBWO N/A
2NO
NC ---
ESCBWO N/A
3NO
GND ---
ESCBWO N/A
4NO
NC ---
ESCBWI 2 Input
ESCBWI 4 Input
NC ---
NC ---
ESCBWO 1C N/A
ESCBWO N/A
1NC
ESCBWO 2C N/A
ESCBWO N/A
2NC
ESCBWO 3C N/A
ESCBWO N/A
3NC
ESCBWO 4C N/A
ESCBWO N/A
4NC
ESCBWI 1 Input
ESCBWI 3 Input
NC ---
NC ---
User Interfaces
5–8