Win7 no sound Always tell me not to insert speakers or headphones?

The computer has no sound, it is a common fault of the computer. Let me tell you about it, how to solve it.

1, right click on the volume icon, then click on the sound, as shown in the figure:

2, pop up the following dialog box

3, then click -- Recording, (microphone display - not inserted, line input is also displayed - not inserted)

4, then click--play, the same, Realtek HDMI Output display is not inserted, the speaker is also The display is not inserted. has a problem.

5. Now open the control panel.

6, Open--Realtek HD Audio Manager--Click on the jack setting on the upper right--jack settings, disable the front panel jack detection > Enough.