Alarm (J15); Ext Clk (J16) - Radyne DMD20 Installation And Operation Manual

Rear Panel Interfaces

5.4.4 ALARM (J15)

The Alarm Port is a 15-Pin Female "D" Connector. Refer to Table 5-2 for pinouts.
Table 5-2. ALARM Port 15-Pin Female "D" Connector (J15)
Pin No.
1 Mod Fault - C
2 Mod Fault – NC
3 Mod Fault – NO
4 Demod Fault - C
5 Demod Fault – NC
6 Demod Fault – NO
7 Prompt - C
8 Prompt – NC
9 Prompt – NO
10 Service – C
11 Service – NC
12 Service – NO
13 No Connection
14 AGC Out
15 Ground

5.4.5 EXT CLK (J16)

The External Clock Port is a 75-Ohm Female BNC Connector. It allows interfacing to an external
clock source.
5-8
Signal Name
DMD20/DMD20 LBST Universal Satellite Modem
Signal
MF-C
MF-NC
MF-NO
DF-C
DF-NC
DF-NO
CEF-C
CEF-NC
CEF-NO
SP1-NO
SP1-NC
SP2-NO
SP2-NC
AGC
GND
Direction
No Direction
No Direction
No Direction
No Direction
No Direction
No Direction
No Direction
No Direction
No Direction
No Direction
No Direction
No Direction
No Direction
No Direction
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TM103 - Rev. 2.5