CNB BDS4812 (discontinued) - Manual (Page 18)

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BDx-Series Installation
2.2 Connecting Hardware
2.2.1 Connecting Network
LAN/xDSL Port
Client PC
Internet
2.2.2 Connecting camera PTZ
<Connecting PTZ from DIO board (only for BDF0303)> <Connecting PTZ from BDF0303 board>
RS422 / 485 cable
4 3 2 1 1. Rx + or TRx +
2. Rx - or TRx -
3. Tx +
4. Tx -
<RS422 / 485>
1. Orange: RX+ / TRX+
2. Red : RX- / TRX-
3. Brown : TX+
4. Black : TX-