What about the camera black screen?

The rapid development of the network, so that people have more interconnected ways of communication. More and more users, began in daily life, the use of computers and the internet, and distant friends and relatives, face-to-face communication, even if far away, also such as close at hand.

A webcam is essential if you want to have a network video chat. However, there are a wide range of camera products in the market, and the price ranges from dozens of to thousands. Different vendors adopt different design options, such as flooding, drive-free, HD, affordable, etc.

So many camera products, users in the day-to-day use of the inevitable encounter such a problem. For example, some users in use, you may encounter a camera on the black screen, or simply unable to find the phenomenon of the camera, the following we have a comprehensive analysis of the phenomenon of black screen camera.

Camera black screen phenomenon 1: In "My Computer" can see the camera equipment, but the screen is black, or QQ, MSN, chat room and other video frame black screen, sometimes dial off the camera to plug again can be resolved, sometimes how to do it.

Camera black screen Phenomenon 2: Or in the AMCap software can be correctly displayed, but a use of QQ on the display of black screen.

Camera black screen Phenomenon 3: Click on "My Computer" in the USB video device will jump out "failed to create a video preview." Check the device connection to make sure no other applications or users are using the device. Prompt box.

Camera black screen Phenomenon 4: Open the camera, found that the screen is pure black, I think the camera has a problem, casually point to the next photo, but can take photos, and other people QQ video also no problem, good, is the time to self-portrait is not visible, is a dark screen.

Camera Black Screen Solution:

1: Install the software modified this file, the file Mmdriver.inf decompression to c:windowssystem32 just fine

2:QQ caused by the problem, in the Control Panel to delete the original QQ, and then delete the QQ directory, and then go to the next different version of the QQ, installed to the original and not the same directory, QQ version may also cause green screen, black screen

3: The host to the computer to the city, changed a manufacturer of the camera is good, is the camera and the motherboard is not compatible with the problem.

4: Are you an old notebook? Only USB1.1 interface, no drive camera is USB2.0, no way to solve.

The 5:ghost version of the XP system integrates too many drivers, causing drive mounting to be deranged, and reloading the system well.

6: The motherboard BIOS USB2.0 is closed, the USB2.0 open the good.

7: I use Vista home BASIC OS, the black screen can not see the video. Device Manager inside the display of the success of the installation, I changed Vista home Advanced version of the OK, with XP OK.

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