What if the webcam has a black screen? Camera (CAMERA or WEBCAM), also known as computer camera, computer eye, electronic eye, etc., is a video input device, is widely used in video conferencing, telemedicine and real-time monitoring. Ordinary people can also talk and communicate with each other over the Internet with images and sound through cameras. In addition, people can also use it for a variety of popular digital video, audio and video processing. Here I will give you the solution to the camera black screen, welcome to read!
How to do a webcam black screen
1, uninstall your original driver
Uninstallation method: right-click ? The following is a list of the most popular features of the driver. Properties? Hardware? -What's the hardware? Device Manager? Or just press Ctrl+F1, and then open? Universal Serial Bus Controller?
Also, open the?
Also, open the Control Panel.
Add and Remove Programs. Add/Remove Programs? There are no camera apps like vm301 to uninstall.
2. Then reboot, after the reboot will find the new hardware, this time do not select the automatic installation, and then click on? Next?
Search for floppy disks. Search for floppy disk, CD rom? tick, other hooks are removed. And put on the CD-ROM, don't install the driver from the CD-ROM. Let the system automatically search (WWW.PC841.COM). This will allow you to install successfully.
Reasons why drivers are not easy to install or difficult to install during driver updates. Currently on the market there exists a clone operating system, which integrates the old version of the Nakstar Microelectronics and passed the WHQL driver, when the user installs a newly purchased camera or update the latest driver, the camera can not work properly.
Method 1: Automatic uninstallation method
Step 1: Click on the Start menu corresponding to the driver's Uninstall uninstall, (it is possible that the function of Uninstall has been destroyed, then you can install the new driver by installing a new driver for the anti-installation, the system will be the first to uninstall the old driver, and the same can also achieve the purpose. )
Step 2: Before installing the new driver, select the attached executable file: FOR_XP_ME_98.EXE for Windows XP/ME/98 FOR_Win2K.EXE for Windows 2000
(Note: This tool requires that the system's default path is the C drive to be effective.
Method 2: Manual uninstallation
Step 1: In My Computer - Tools - Folder Options - View, select Hide Files and Folders as ? Show all files and folders? Then go to C:\Windows\inf folder will be all the OEM files (such as oem0.inf, oem0.pnf; oem1.inf, oem1.pnf?) cut and transferred to another directory to save or manually delete the camera corresponding to the oem file
Step 2, after completing the above steps, plug in a USB flash drive.
Step 3: Unplug the camera and start installing the new driver.
Solution for the second phenomenon above:
Step 1: Clone the operating system to store the camera driver by default in the C:\Windows\Driver\Camera\301P folder, when you click the new camera driver CD-ROM installation, the system will not be prompted to have a camera driver already exists. Camera driver. To uninstall this driver, please find this folder and delete it;
Step 2, first install the new camera driver, and then plug in the camera to load the hardware, after the installation is complete, restart the computer can be used normally;
Step 3, do not need to repeat the above two steps, click on the new CD-ROM directly to install the latest driver, plug in the camera after the system detects the new hardware, and automatic The system detects the new hardware after plugging in the camera and automatically loads the hardware driver;
Step 4: Enter into the device manager, you can see that the image processing device has been successfully installed, but when you open the AMCAP to preview the image will not be able to preview the phenomenon of the white screen, black screen;
Step 5: Put the right button of the mouse on the image processing device's Vimicro USB PC Camera ( ZC0301PL), which is the most popular and most popular device in the world, and then click on "Vimicro USB PC Camera. ZC0301PL). Update the driver, a dialog box appears and select ? Install from list or specify as location;
Step 6: Select Next and choose ? Do not search for?
Install from Floppy Disk. Install from Floppy Diskette?
Step 6: Select Next and then select?
Step 7: Click Browse and point the path to ?usbvm31b.inf?
Step 8: Keep clicking ? Next? to complete the driver installation.
Win7 webcam doesn't work
The webcam works fine on Windows XP, but it doesn't work on Windows 7. The webcam itself is a driver-less product, and even though it doesn't work, the device can be found on the system. What is the reason for this?
Driverless cameras, which have Windows drivers integrated into the chip. If your camera doesn't have integrated Windows 7 driver, your camera won't work. drivers for Windows 2000/XP/Vista can't be used in Windows 7. The solution is as follows:
Ask the manufacturer for the latest camera chip firmware, if the latest firmware program supports Windows 7, you just need to re-upgrade the camera chip firmware.
PC webcam doesn't work
There are two possible reasons for this phenomenon, one is that your webcam driver is not installed correctly, and the other is that there is a hardware failure in your USB port. Currently, Windows XP/Vista and Windows 7 operating systems have built-in drivers for most of the cameras, but due to the ever-changing nature of the product technology, some of the newer cameras may need to be reinstalled in order to function properly, so it is recommended that you install the drivers that came with the camera you purchased to see if you can fix the problem.
If there is no problem with the driver, the USB port may be faulty. First of all, you will be able to connect the camera to a different USB slot to see if it can be used normally, if you can use it on other slots, it means that you have a problem with the original USB slot; if it still doesn't work, then it may be a problem with your camera's USB port, and it is recommended to send it to be repaired or replaced.
Camera QQ does not work
First, open any dialog box. Find the row of buttons at the top of the dialog box, under the nickname and signature of the other party, as shown in the figure below.
Click on the arrow in the image above. Remember, it's an arrow, not an icon (the arrow is actually an option). When it opens, you'll see the same button as in the image below:
Find the vertical row of text to the right of the image in the image above. Find the text in the ? Please select your video device? Below that is the option to choose from, (there is only one image and only options to choose from) tap on it and two options appear, they are: ? Disable? ,?USB Video Device?