Traditional Culture Encyclopedia - Photography and portraiture - This monitor has two spherical cameras that can rotate 360 degrees, and now it can't move. What happened?

This monitor has two spherical cameras that can rotate 360 degrees, and now it can't move. What happened?

Your monitoring system is analog! This is because: 1, the control line fell off the video recorder, but it was not connected properly. 2. There is something wrong with the settings in the video recorder, such as address code and baud rate. 3. Because the two ball machines are not controlled, the main line of control line is broken or short-circuited.