Faq - Dahua 3000 Series User Manual

You can solve problems that you may encounter with following instructions:
1. Application fails to discover the device.
Reason analysis：

The camera fails to boot up normally.

Connection of network cable is abnormal.
Solutions：
Reboot the camera, check if cable connection is abnormal and check if the indicator
light is normal.
2. Application can discover the camera but connection failed.
Reason analysis：

The camera fails to boot up normally.

Another client has been connected to the camera.
Solutions：
Reboot the camera, use USB port on the back of the PC, in order to supply enough
power; or disconnect the other client that has been connected and then connect this
client.
3. The preview interface is all black in the application.
Reason analysis：

Lens aperture is off.

Camera runs abnormally.
Solutions：
Open lens aperture, power off and reboot the camera device.
4. It fails to enable external trigger.
Reason analysis：
6

FAQ

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FAQ