Q:What are the problems with the surveillance camera?

Monitoring the failure of the camera performance for several aspects: ① power supply is not correct equipment failure. ② equipment line connection reasons. ③ the quality of the equipment or components themselves. If it is installed problems caused by the problem, you can solve, but if it is to monitor the camera's own reasons, it would return to the factory maintenance. Now many manufacturers have done a good job after-sales service, such as Hai Kang, Dahua, Zhong Ying Xin and so on.

Q:I press the Zhongwei monitoring, power and camera are good, that is not seen friends

If the video file is modified to 0, still can not connect the image, it may be the problem of Internet cats, it is recommended to replace ZTE 831B. There may be restrictions on the Internet cat itself.

Q:Monitor how the camera is connected

1. Monitoring camera is a professional video surveillance equipment, but the professional monitoring equipment is also necessary to connect the professional cable? Of course, only with a professional transmission cable to achieve the best results, but in the requirements of the quality is not necessarily a hundred points with the network cable can also monitor the transmission of video, then how to use the network cable connection monitoring camera? This article will be for how to use the network cable to connect the surveillance camera and the network cable to connect some of the advantages of the camera to do a simple introduction for your reference. How to use the network cable to connect the surveillance camera wiring convenience, cable utilization is high. An ordinary super five cable, there are four pairs of twisted pair, you can simultaneously transmit 4 video signals, or 3 video, 1 control signal; and cable lay better than coaxial cable laying.

Q:How to monitor the camera with the venue, what type of camera installed in what kind of site, the camera installed how much the number of lenses should be equipped with light board.

Production of the camera all know, whether it is LED light board or array light board, as long as the infrared light board are divided degrees. Commonly common are 30 °, 45 °, 60 ° and 90 °. Lens and light board with 30 ° with 12mm and 16mm, 45 ° with 8mm, 60 ° with 6mm, 90 ° with 3.6mm or 4mm.

Q:Yourself at home with a computer monitor how to install. Need to set up those. And installation steps

3. Fixed monitoring camera, out of the bracket, the plug, screw, screwdriver, hammer, electric drill and other tools, in accordance with the pre-determined location, installed bracket. Check the camera, the camera in accordance with the agreed direction installed;

Q:Monitor the camera's focal length how to choose?

First, choose to monitor the camera lens also pay attention to the focal length of the lens, the focal length is actually the perspective of the problem, the focal length of different perspectives are also different.

Q:Hello, because no electric video recorder did not manually set, but I would like to look back a few days before the monitor can be transferred out

3, the operator will not operate the hard disk video recorder, did not correctly follow the normal steps to call the DVR video. 4, hard disk video recorder motherboard problems.

Q:I would like to install at home and back door two cameras in general how much money?

There are dozens of front-end camera to tens of thousands of you so close to the video line can be SYV75-3, back-end with a collection card is also a few dozen to thousands of hard disk video recorder is from more than 300 to 10,000 or so.

Q:What does it mean to monitor the camera channel?

Channel refers to the physical location of the video input of the camera on the monitoring matrix or the DVR device.

Q:An electronic surveillance camera every month to consume how much electricity

1, the general camera is divided into four, the ball machine, infrared one machine, infrared hemisphere machine and bolt;