Remote (J20); Ethernet (J21); Dmd20/Dmd20 Lbst Optional Data Interfaces - Radyne DMD20 Installation And Operation Manual

DMD20/20LBST Universal Satellite Modem

5.5.9 REMOTE (J20)

The Remote Port is a RS-485 or RS-232 Connection for remote monitor and control of the
modem. It is a 9-Pin Female "D" Connector. Refer to Table 5-9 for pinouts.
Table 5-9. Remote Port (RS-485 or RS-232) 9-Pin Female "D" Connector (J20)
Pin No.
1 Transmit Data RS-485 (+)
2 Transmit Data RS-232
3 Receive Data RS-232
4 NC
5 Ground
6 Transmit Data RS-485 (–)
7 NC
8 Receive Data RS-485 (+)
9 Receive Data RS-485 (–)
5.5.10

ETHERNET (J21)

The Ethernet Port (J21) can be used for the Monitor & Control (M&C) Functions of the unit. The
physical interface is a standard female RJ-45 Connector.
Refer to Appendix E and F for proper setup of the TCP-IP interface and Web Browser Setup.

5.6 DMD20/DMD20 LBST Optional Data Interfaces

5.7 IDR/IBS Interface (Optional)
Refer to Figures 5-1 and 5-2 for rear panel configurations.
MN-DMD20-20LBST Revision 14
Signal Name Signal
TX-485-B
TXD-232
RXD-232
NC
GND
TX-485-A
No Connection
RX-485-B/CTS
RX-485-A
Rear Panel Interfaces
Direction
Output
Output
Input
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Output
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Input
Input
5–12