System Overview System OverviewSYSTEM CONTROLLER User’s Manual9ENGLISHSYSTEM CONTROLLER User’s Manual8• All supported SPEED DOME functions can be controlled when the PTZ camera isconnected through the SVR-1650/1640/950.• When connecting with an SVR-1630, only SPD series PTZ cameras can be employed.• When controlling a PTZ camera via an SVR-1630 there is a delay, and the response may be slow.• When controlling a PTZ camera with a sub-controller there is a delay, and the response may be slow.2. RS-485/422 Pin Layout (D_SUB_FEMALE)3.RS-232C Pin Layout (D_SUB_MALE)• RS-485 Termination ON • RS-422 Termination ON• RS-485 Termination OFF • RS-422 Termination OFF4. Junction Box DIP Switch1-2 Connecting Junction Box and External Devices1-1 Connecting Controller and Junction Box[SVR-1650/1640/950/1630/430/440 connection]* RX+ and TX+ / RX- and TX- must be short-circuited.[SVR-1630 connection] [PTZ connection](SPD-3300/3000/2300,SPD-2500/2200/1600)* RX+=DATA+RX- =DATA1. System Connections