Radyne QAM256, Installation And Operation Manual

Page: 34 / 87

Rear Panel Interfaces QAM256 Digital Video Modulator and Upconverter
5-2 TM077 - Rev. 4.0
8 Relay 2 C
9 Relay 2 NO (Major Alarm)
5.3 TX MON Port
The Transmit Monitor Port (J8) is a Female BNC Connector, -20 dB Monitor Port.
5.4 TX IF Port
The Transmit IF Port (J9) is a Female BNC Connector.
The RS-485 Remote Connector (J3) is a 9-Pin Female D-Sub Connector. The pinouts are listed
in Table 5-2.
Table 5-2. REMOTE Connection - 9-Pin Female D-Sub – J3
Pin No. Signal Name Description Direction
1 Tx (B) Transmit Data (+) Output
5 GND Ground ---
6 Tx (A) Transmit Data (-) Output
8 Rx (B) Receive Data (+) Input
9 Rx (A) Receive Data (-) Input
The RS-422 Transmit Parallel Connector (J1) is a 25-Pin Female D-Sub Connector. The pinouts
are listed in Table 5-3.
Table 5-3. PARALLEL Connection - 25-Pin Female
D-Sub – J3
Pin No. Signal Name Direction
1 OUTCLK Output
14 OUTCLK Output
2 BCLK+ Input
15 BCLK- Input
3 SYNC+ Input
16 SYNC- Input
4 VALID+ Input
17 VALID- Input
5 D0+ Input
18 D0- Input
6 D1+ Input