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Figure 7-74 7.8.5.8 PTZ The PTZ interface is shown as in Figure 7-75. Before setup, please check the following connections are right: PTZ and decoder connection is right. Decoder address setup is right. Decoder A (B) line connects with DVR A (B) line. Click Save button after you complete setup, you can go back to the monitor interface to control speed dome. Figure 7-75 © Copyright Qvis ®. All documentation rights reserved. 157