How to know if your computer has a sound card

First of all, do you have a question mark in the device manager? If there is a question mark, it means that the system has found a hardware, but there is no driver, there is a question mark, the driver is driven, and if there is no question mark, go to the control panel to find the sound, voice and audio equipment to see if the sound device is turned on, and after opening the sound device, check it, and confirm that it is OK There is also a little explanation, there must be a **device to put **, such as: winamp or media player Haojie, these can be.

1. The sound card is there, but there is a problem with the sound driver. Right-click "My Computer" -- Properties -- Hardware -- Device Manager -- Right-click the yellow question mark -- Update Driver -- Uninstall the driver, reboot it and then put it into the driver disc that came with the computer when you bought it, reinstall the driver -- OK -- Restart. If there is no CD, go to the driver home** a universal sound card driver, the installation method is basically the same, click the next step after unloading, and the system will install itself.

2. System restore, it is easy and time-consuming to use it. Method: Right-click "My Computer" - Properties - System Restore - Settings - Turn off Other Disks to monitor C Drive - OK.

Then click "Start" - Programs - Accessories - System Tools - System Restore. The system will prompt you to restore the original point step by step to solve this problem (the restoration date should be the first day as much as possible).

Try it with a new sound card driver.

Here's how to fix it:

2. Start menu, Run, DXDIAG, enter DirecetX diagnostic tool.

3. Third-party software viewing.

Generally, there is an integrated sound card on the motherboard of the computer, if you refer to an independent graphics card, it depends on whether there is a piece on the PCI slot, if there is: the general graphics card, network card, and sound card are all plugged into the PCL slot, so focus on this PCI slot, you will know whether there is an independent sound card.

Yes, because the sound cards are integrated into the motherboard, so now computers have them. Some servers don't have sound cards.

The basic function of the sound card is to convert the original sound signal from the microphone, tape, CD, and output it to earphones, speakers, amplifiers, tape recorders and other sound devices, or to make the instrument sound beautiful through the ** device digital interface (MIDI).

A sound card is an adapter for your computer to do sound processing. It has three basic functions: one is the synthesis pronunciation function; the second is the Mixer function and the Digital Sound Effects Processor (DSP) function; The third is the input and output functions of analog sound signals.

The sound information processed by the sound card is stored in the form of a file in the computer. The sound card should be supported by the appropriate software, including drivers, mixers, and cd** programs.

An interface card used to process sound in a multi-computer computer. The sound card can turn the voice from microphones, tape recorders, laser record players and other devices into digital signals and hand them over to the computer for processing, and save them in the form of files, and also restore the digital signal to the real sound output.

Clause. 1. The computer must have a sound card, otherwise you can't hear the sound, and the computer motherboard will have its own integrated sound card;

Clause. Second, you can right-click on my computer (XP) or computer (win7) or this computer (win10) - management - device manager - sound and game ** controller - you can see what model the sound card is, if there is no sound card, if you disable the integrated sound card, you will also see a yellow exclamation mark in the device manager.