Connecting To Rs485 Port; Replacing Battery - Dahua Smart 1U User Manual

Connecting to RS485 Port

4.4
Connect the RS485 cable of the PTZ camera to the RS485 port on the Device. Ensure
the match of A and B interfaces.
Connect the video out cable of the PTZ camera to the video input port on the Device.
Turn on the PTZ camera.

Replacing Battery

4.5
Please make sure to use the same battery model if possible.
We recommend replace battery regularly (such as one-year) to guarantee system time
accuracy.
Before replacement, please save the system setup, otherwise, you may lose the data
completely!
Connecting Basics 25