J18; J19) - Radyne DMD50 Installation And Operation Manual

DMD50 Universal Satellite Modem
Pin No.
7 No Connection
8 No Connection
9 No Connection

5.4.9 J18

Factory use only.
5.4.10 EIA-530 (J19)
The EIA-530 Port is an RS-422/V.35/RS-232 Connection. It is a 25-Pin Female "D" Connector.
Refer to Table 5-4 for pinouts.
Table 5-4. EIA-530 Port (RS-422/V.35/RS-232) 25-Pin Female "D" Connector (J19)
Pin No.
1 Shield
2 Send Data A (-)
3 Receive Data A (-)
4 Request To Send A (-)
5 Clear To Send A (-)
6 Data Mode A (-)
7 Signal Ground
8 Receiver Ready A (-)
9 Receive Timing B (+)
10 Receiver Ready B (+)
11 Terminal Timing B (+)
12 Send Timing B (+)
13 Clear T Send B (+)
14 Send Data B (+)
15 Send Timing A (-)
16 Receive Data B (+)
17 Receive Timing A (-)
18 Modulator Fault - Open Collector
19 Request To Send B (+)
20 Data Terminal Ready A (-)
21 Demodulator Fault
MN-DMD50 Revision 4
Signal Name
Signal Name
Signal Direction
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Signal Direction
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SD-A
RD-A
RS-A
CS-A
DM-A
SGND
RR-A
RT-B
RR-B
TT-B
ST-B
CS-B
SD-B
ST-A
RD-B
RT-A
MF
RS-B
TR-A
DF
Rear Panel Interfaces
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Input
Output
Input
Output
Output
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Output
Output
Output
Input
Output
Output
Input
Output
Output
Output
Output
Input
Input
Output
5–5