How to make cable monitoring camera temporarily failed
If the computer is used, then the driver can be temporarily closed, and then use the time to open. If the supermarket is like a large surveillance camera, a simple way to put the video line of the line of the line pull, and then use the time to connect, you can achieve the picture you said snow, temporarily turn off the screen effect. (Before school, the classroom has installed the camera, is to use this method, when the exam more cheating insurance -!
2. with a laser pen on the camera to shoot what he can not shoot down the camera are automatically exposed but there is a light it automatically reduce the exposure.
The best way is to turn off the DVR video recording function. The second is to find ways to make the video line and the power cord bad contact and other methods. Or cut off the camera's power can also ah.
