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Hello landlord,You first remove the sound card,And then use the integrated sound card to see,If the computer does not recognize the integrated sound card, then you uninstall the driver,And then reinstall it。
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Buy a voice recorder, there are still a lot of brands, **hundreds to thousands. Our unit has a lot of meetings, and I'm in charge of organizing the minutes, so I often use this thing. Considering the problem of carrying it with me often, I bought a miniature voice recorder on the Internet, **380 yuan, 8G large memory, high-speed storage is not a problem.
The high-sensitivity microphone can clearly record the sound within 15 square meters, and you can also take pictures of the data, which are very clear. Overall, I'm quite satisfied. 79
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Reloaded. 1. First, find the "This PC" icon on your desktop and right-click on it.
2. After clicking, the menu will pop up, and select "Properties" in the pop-up menu.
3. In the window of System Properties, click on "Device Manager" on the left side.
Button. <>
4. After opening the Device Manager, find the microphone device with the word "realtek", right-click, and select "Update Driver" in the pop-up menu.
<>6, wait for the installation to complete. When the system prompts the words "The best driver for your device has been installed", it means that the microphone's sound card driver has been successfully installed.
7. At this point, go back to Device Manager and find the speaker with the word "realtek" on it.
device, repeat steps 4-6 to fully install the sound card driver.
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Here's how to uninstall the driver:
1.Start by right-clicking"My computer", and click Manage.
2.Then tap Device Manager.
3.Then find the driver you want to uninstall (here is a *** driver as an example), right-click and click Uninstall.
4.Then click OK.
The role of the driver:
Driver, a computer software term, refers to a program that drives software in a computer. The full name of the driver is the device driver.
is a special program added to the operating system that contains information about the hardware device.
This information enables the computer to communicate with the appropriate device. A driver is a configuration file written by a hardware vendor based on the operating system.
It can be said that the hardware in your computer cannot work without drivers.
Drivers are essentially software**, and their primary role is the computer system.
The function of transferring data to and from a hardware device is only possible with the help of a driver, and the two can communicate and perform specific functions.
If a hardware device does not have a driver, only the operating system cannot play a unique role, that is to say, the driver is a medium between the operating system and the hardware, to achieve two-way communication, that is, the hardware device itself has the function to the operating system, but also to communicate the standard instructions of the operating system to the hardware device, so as to achieve a seamless connection between the two.
The disassembly of the bearings is carried out with the same care as when mounted. Pay attention not to damage the bearing and various parts, especially the disassembly of interference fit bearing, which is difficult to operate. Therefore, it is important to consider the ease of disassembly in advance in the design stage, and it is also very important to design and make disassembly tools according to needs. >>>More
If you really don't have it, the sound card chooses the CMI8738 chip, and the network card uses the 8139C D chip, which can be found better in the second-hand market, if you can only buy a new one, you can get it within 80.
What needs to be installed or removed from the battery?
Waterproof gypsum board: waterproof gypsum board is made of light steel keel, you need to be careful not to touch the light steel keel, in addition, the gap between the gypsum board is treated with gypsum and caulking tape, and the outer layer is coated with putty and paint, so be careful not to loosen the keel when dismantling. >>>More
Disassembly steps: 1. Remove the external components of the body and remove the external parts as required, and remove the components such as the motor and generator. Then remove the intake and exhaust manifolds, remove the cylinder head, and then remove the gasoline pumps on both sides, so that the external components of the engine are basically disassembled. >>>More