Samsung SVR-1640A DVR User Manual


 
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PORT A : SCC-3100A terminal
RS-422/485 connection can be selected from the SW1 switch.
To connect RS-485: SW1 switch 1, 2 are turned ON.
To connect RS-422: SW1 switch 1, 2 are turned OFF
DVR PORT A Controller Terminal
( PORT 1)
RS-485 RS-422
RX+ 1 or 8 8
RX- 2 or 7 7
TX+ 1
TX- 2