Q:Video surveillance video storage how to calculate the hard disk needs I use the 720P camera, to store 3 months of video, need to use the hard disk?

If you want to calculate the number of hard disk and disk array, then you need to know more relevant data, such as: hard disk capacity, disk array number, the required RAID level. Give you recommend a video from the blue whale developed by the video monitoring capacity and hard drive number calculator, as long as you enter the relevant data, on this calculation, it will automatically calculate the results you want. You can go to their official website to see.

Q:What is the number of lines that a surveillance camera needs to use?

1, the power cord (12v power supply and 220V power supply, dvvr2 * x, is to the camera power supply)

Q:Monitor the difference between the camera 720p and 1200 lines

1200 lines, if simply literally on the analog camera system that represents the clarity of the 1200 TV line, but the current market, the emergence of the 1200 line, strictly speaking, is a mountain plug products, is a digital camera using 1080 X 1960 CMOS lens to convert products into analog cameras.

Q:Zhongwei HD monitoring system IP address is not how to do

Click on the problem of the screen, right - remote management - network management, the IP address can be changed to other IP (such as 192.168.1.172, etc.), change the device management interface, a key to set IP, so there will be no IP conflict Causing the camera can not use the problem.

Q:Monitor the camera in the monitor screen appears in the camera 001 what meaning

Specific recommendations to ask the two manufacturers of equipment. Personal feeling should be the camera with their own figures.

Q:Monitor the camera automatically zoom, electric zoom, manual zoom, zoom lens meaning and difference?

Manual zoom: Change the focus on the front-end camera by manually rotating the lens. This function usually appears in the bolt + manual zoom lens configuration, set once, do not change later, if you want to change the focal length, need to open the shield again, rotate the lens. This type of lens usually needs to adjust the focus ring after the zoom work is completed.

Q:Monitor host can not find the camera ip how to do?

Please make sure that the equipment is working properly (power supply is normal).

Q:Monitor the camera must be a separate threading it?

1, to facilitate future maintenance 2, to avoid sun and rain 3, to avoid strong interference and other

Q:Monitor the flash indicator on the DVR panel

Are you buying a new hard drive? The hard disk must be formatted

Q:Monitor the camera often flashing why

Video head problems, poor contact performance. The video head to try again.