User Manual

22.What should be done if images from the camera installed with a zoom lens

having a long focal length are obviously black at their edges, or the screen

goes black without images:

For the zoom lens having a long focal length, its diaphragm is required to be

matched synchronously with a long focal length; if it is matched with a short one, the

problem of black edges would occur; thus, re-adjust the focal length.

23.What’s wrong if there is the situation in which the camera can’t achieve

real-time distribution and live-broadcasting in Facbook or YouTube without

OBS forwarding even though a Facbook or YouTube account has been

properly registered?

Please download and install Google Chrome browser of 65.0.3325.XXX version

or above to your PC (a corresponding version should be downloaded for a 32-bit or

64-bit PC system); then, register an account according to prompts, and then log onto

your Facebook or YouTube account to perform real-time live-broadcasting; prior to

live-broadcasting, please correctly select USB Live Camera, USB live camera audio

and the speaker (loudspeaker).

24.The video call program cannot open the camera for video communication:

Please refer to the page 4 of <User manual>.

25.I cannot install the Amcap software from the website.

Please check that your antivirus software is not blocking access and that you have

permission to install software on your computer.

26.Windows reports a Code 39 error(Device Status)when the webcam is