Data (J3); Bal (J4) - Radyne DMD20 Installation And Operation Manual

Rear Panel Interfaces
5.4 8K DATA (J3)
The 8K Data Port allows for communications between Earth Stations. It is a 15-Pin Female "D"
Connector. Refer to Table 5-3 for pinouts.
Table 5-3. 8K DATA Port 15-Pin Female "D" Connector (J3)
Pin No.
1 Receive Octet-B
2 Receive Clock-B
3 Receive Data-B
4 No Connection
5 No Connection
6 Transmit Data-A
7 Transmit Clock-A
8 Transmit Octet-A
9 Receive Octet-A
10 Receive Clock-A
11 Receive Data-A
12 Ground
13 Transmit Data-B
14 Transmit Clock-B
15 Transmit Octet-B
5.5 G.703 BAL (J4)
The G.703 Interface Port (Balanced) is a 15-Pin Female "D" Connector. Refer to Table 5-4 for
pinouts.
Table 5-4. G.703 BAL Port 15-Pin Female "D" Connector (J4)
Pin No.
1 Send Data (-)
2 Ground
3 Receive Data A (-)
4 Ground
5 Drop Data Out (+)
6 Insert Data In (+) EXC (+)
7 External Clock A (-)
8 External Clock B (+)
5-4
Signal Name
Signal Name
DMD20 Universal Satellite Modem
Signal
ESCRXO -B
ESCRXC-B
ESCRXD-B
NC
NC
ESCTXD-A
ESCTXC-A
ESCTXO-A
ESCRXO -A
ESCRXC-A
ESCRXD-A
GND
ESCTXD-B
ESCTXC-B
ESCTXO-B
Signal
SD-A
GND
RD-A
GND
DDO-B
IDI-B
BAL EXC -A
BAL EXC -B
Direction
Output
Output
Output
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---
Input
Output
Output
Output
Output
Output
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Input
Output
Output
Direction
Input
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Output
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Output
Input
Input
Input
TM103 - Rev. 1.1