Q:The VCR monitors how the computer is connected

(2) If there is only one hard disk recorder, you do not need to purchase the switch, and use the crossover cable (one end of the other end B head) to connect the hard disk video recorder and computer can be. Use the computer to access and control the hard disk recorders: use IE browser in the address bar typing http: // hard disk video recorder IP address: port number to open the login page, enter the hard disk recorder administrator account and password on it.

Q:Buy monitor camera attention to what

1, how to identify civilian high-definition camera? In general, civilian-grade optional cameras are all to 420 lines, 480 lines, 520 lines, etc. to represent the clarity of the camera, that is, on the monitor level Number of lines scanned. So the so-called business mouth of the pixels will be insignificant, because often will be exaggerated, in fact, difficult to achieve, so the civilian choice of monitoring the head should not be a measure of pixels. According to the interpretation of professionals, the usual surveillance cameras only two grades: low 330 lines or so, high solution 480 lines or so, many domestic products marked 420 lines is the 330 line products

Q:Does the infrared surveillance camera automatically alarm when someone enters the monitoring range?

This as long as your video recorder has this function can it? The general are brought, so you can find the above settings on the VCR

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

P and line, are the unit of image clarity, but P is used in the digital system, the Chinese full name for the pixel, and the line is used in the simulation system, the Chinese full name for the TV line.

Q:Office area monitoring camera how to choose?

2, according to the size of the monitoring range, you can choose 4 mm, 6 mm, 8 mm and other lenses, these costs are the same, the smaller the number of millimeters, the greater the scope of monitoring, look closer, the greater the number of meters Small but look farther away

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

4. Install the camera cover, if you need to install the shield, in the second step, directly from here to install the shield. 3, the power adapter into the shroud; 4, reset the upper cover and rear baffle, straighten the cable (2), remove the cover plate and rear baffle; 2, out of the fixed metal sheet, the camera fixed; , Fixed, loaded on the bracket.

Q:HD surveillance cameras are common faults

3) check whether the IP address of the camera and other IP devices within the LAN conflict, the host's IP address and IP address of the camera is in the same network segment;

Q:Monitor camera lens 4-6-8-12-16MM difference.

The bigger the number of the lens looks farther. But the smaller the angle of view

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. Such as: ordinary hard disk video recorders support 16 video signals, so that the back of the hard disk video recorder has 16 video input interface, the channel refers to the physical location of these video interfaces, generally from left to right sort.

Q:Monitor the camera often flashing why

Monitor the camera with analog and digital. Often flashing; 1 check the line interference, 2, video cable connector whether there are signs of bad contact,