What should I do if there is no sound in the headphones or speakers of the Windows 7 computer?

In the Windows 7 environment, the computer has no sound, what should I do? Often, there are many reasons for this, such as your audio device may be muted, or the audio device may have been disabled, turned off, and so on. However, as a primary user, it is often difficult to perform systematic inspections and accurate problem repairs.


here, Xiao Yi to introduce you to a great new tool, Windows 7 and look for problem solving built-in system diagnostics tool that scans your computer and detects the root causes of common problems.


In order to facilitate the demonstration, we assume that the hardware of the computer is working properly, but the headset is not plugged in, see what the system will give us.

1. Open the Start menu, Control Panel; in System and Security, select Find and solve the problem; Collapse this imageExpand this image
   
2. Open the hardware and sound under the sound option Select to play the audio; in the Play Audio dialog box, click Next; Collapse this imageExpand this image
   
3. In the Fault dialog box, select Headphones and click Next; at this point, it will give Diagnostic information: The peripherals are not plugged in; and suggestions for repair are given: plug in the speakers or headphones. Collapse this imageExpand this image
   
4. At this time, if you plug in the headphones or speakers and click the Next button, the system will automatically change the repair and give the following dialog box: Collapse this imageExpand this image (you You can click the detailed information to get the specific system diagnosis content.)
   
5. If you don't plug in the headphones or speakers, just click the Next button and the system information will become the following: Collapse this imageExpand This image (again, you can also click on the details to get specific system diagnostics.)
   
   
   This way, simply select the options to be checked and the system will automatically help you check, and Give corresponding repair suggestions; very fast and convenient.