Win7 system appears "no speakers or headphones" solution

In the process of using win7 system, some users reflect that there is no sound in the computer, and when the user opens the music file of the computer, the system does not have any sound, and appears in the task bar in the lower right corner of the desktop. Speaker or headset & rdquo; prompt. What should we do when we encounter this situation? Let's follow the small series to understand the specific solution!

The method is as follows:
1. Right click on the win7 system taskbar<quo;volume” Icon;
2, open the sound panel, switch to the "recording" tab on the open sound panel;

3, in the microphone display, set the display “ not inserted & rdquo;;
4. Switch to the “Play” tab to see if the speaker Realtek High Definition Audio shows “not inserted”;
5. Displayed on the line input Realtek High Definition Audio as “not inserted” & rdquo;, you can enter the Win7 system control panel;
6, then enter the "Realtek high-definition audio manager" on the control panel,
7, in the window that opens, click on it, check "ld"; Disable front panel jack detection & rdquo;, then click the OK button to save