Operating instructions

CCT730 V1.1
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External I/O Board
There is an External I/O board included in the CCT730 box. You can connect it to the External
I/O port; the pins are identified as the names listed on the board. Three pins are listed which are
not used: VCR Trigger, RS-232 RX and RS-232 TX.
RS-485 (RJ11)
The default RS-485 port connector is RJ11 6P6C connector.
RJ11 Cable 6P6C pin definition:
Pin No. Definition Direction
1 - -
2 + 12V Power
3 GND Ground
4 DA (D +) I/O
5 DB (D -) I/O
6 - -