Computer has a sound card device system shows no audio devices do?

Sometimes there is no sound in our computer, and when you click Start, the audio and Audio device Properties window is turned on from the control Panel, which is not available, and the "No Audio device" error message appears on the screen.

The computer appears "no audio device" prompts, is generally due to the sound card is damaged, the sound card is disabled or did not install a sound card driver cause. Let's look at the reason for the "No audio device" failure and how to fix it.

Why does "no audio device" appear?

A. The sound card is not securely fastened, or the sound card is damaged

Two. Caused by virus problems, some security anti-virus software in the killing virus will be infected with the virus Trojan system files as a virus killing, and not to repair caused, such as dsound files.

Three. sound card driver-related programs were corrupted or driver installation failed.

Four. Audio device services are disabled.

A workaround for "No audio device" appears

Step one: Enable Audio Devices

Follow these steps to check if the audio device is disabled, and if it is disabled, re-enable the audio device:

1. Click "Start", right-click "My Computer" and select "Properties".

2. In the System Properties window, tap the Hardware tab, and then tap the Device Manager button.

3. In the Device Manager window, click the + sign next to sound, video, and game controllers. If an item in the sound, video and game manager drop-down menu has a red X icon, right-click the item and choose Enable.

4. If there is no red "X" on all speaker icons, skip to the next step.

Note: As an example of the Soundmax sound card above, if you do not have the name of your sound card under the sound, video and game controllers, your sound card does not have a driver installed, please skip to: Step two: Reinstall the sound card (audio) driver.

5. Enable all items under sound, video and game controllers, and then close the Device Manager window.

Test whether the computer can make a sound. If the computer still does not have sound after you complete the above operation, continue to the next step.

Step two: Reinstall the sound card (audio) driver

We can see if the Device Manager has an audio device or a device that is not installed, and if so, install the sound card driver attempt first.

Step three: Check whether the computer virus trojan, the use of anti-virus software to the computer for the overall Trojan killing.

Step four: Check whether the sound card is plugged in or damaged, if you do not operate, we recommend that you get professional repair station.

Step five: The system service may be stopped causing "no audio device."

1. Click on the bottom right corner of the desktop to start, find "run".

2. In the "Open" column, enter: "Services.msc", and finally click the "OK" button.

3. In the Services window, locate the Windows Audio service, right-click, and select Properties.

4. In the Windows Audio Properties window, select Automatic from the Startup type Drop-down list, and then tap the Start button to start the audio service.

5. "OK" button to check whether the computer can make a sound.

If your computer can make a sound at this point, the software program might disable Windows Audio or prevent Windows Audio from starting with Windows.

If the computer still does not have sound after you complete the above operation, continue to the next step.

Step Six: Set onboard audio in the BIOS to Automatic

If there is no sound card in Device Manager, the sound card may be disabled and we can set it up in the BIOS to turn on the sound card. If you are using a onboard sound card, you can restore the default settings for the BIOS.

You must set the onboard audio settings in the BIOS according to the specific audio hardware configuration. Follow these steps to reset the onboard audio setting to Automatic:

1. The computer, repeatedly press "F1" key, until the "BIOS Settings" window open.

2.BIOS settings interface, press the "F5" key.

3. "Yes" or "OK", then press "enter" key.

4.f10 "key. Select Yes or OK, and then press the ENTER key to save the default settings.

5. Windows, and then test whether the computer can make a sound. If the computer still does not have sound after you complete the above operation, continue to the next step.

Step Seven: Reinstall the sound card

If your computer has a sound card installed, you may need to reinstall it.

Test whether the computer can make a sound. If the computer still does not have sound after you complete the above operation, continue to the next step.

Step to: Perform system recovery

Disconnect the computer from the network, perform system recovery, and restore all initial system files.

If your computer is still unable to make a sound after performing a system Restore, please send the computer to repair.