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d “485 A, B” of DVR cannot connect parallel with “485 port” of other
device.
e. The voltage between of A, B lines of the decoder should be less than
5v.
2. Connect the other end of the cable to the proper pins in the connector
on the camera.
3. Please follow the instructions to configure a camera to enable each
PTZ device on the DVR.
Figure 3-3 PTZ Connection Port
USB
The USB port is for the USB storage device and USB mouse. For USB
Backup, please refer to Backup for detailed operation.
HD-DVR-1004
RS-485 port
HD-DVR-1016
RS-485 port