AVer System Contrll Pro User Manual (NV version) - Manual (Page 8)

2
1.1.2 Rear Side
Function Description
(1) RS485 Port For connection of Pelco-D/P PTZ camera and using RS485 to RS232
converter to connect with DVR system (see also
Chapter 1.2.2 ).
1 TX+
2 TX-
3 RX+
4 RX-
5 GND
(2) Power Supply
Port
For AC power adaptor connection.