Win7 front panel headphones have no sound how to do

The method is as follows:

There are two reasons why the rear audio interface can output sound correctly, and the front audio interface has no sound output: The first reason is the audio of the front audio interface. The cable is not properly connected to the motherboard, or is not connected. Of course, the front panel audio cable is not faulty. At this time, you can only use the rear audio port or replace the front panel of the chassis. The second reason is that the setting of the audio driver control panel is incorrect. Then you can solve the problem by:

After installing the driver normally, enter the control panel to open “Realtek high-definition audio configuration” or “ldquo; Realtek HD Audio Manager, or double-click the Realtek HD Sound Manager in the lower right corner of the screen, click on <; Connector Settings>, and "Turn off the front panel jack detection" button to solve the front audio. The output or microphone input is not working properly. As shown below:

There are also some parts below: press the arrow on the edit picture and the click order number next to it!

When some motherboards use HD-rated sound card chips, improper settings will not detect the front AUDIO, resulting in the front AUDIO not being used. When the hook is hit, no matter whether the audio output device is connected to the front, the computer has an output in front of the default, and the front audio output or the microphone input cannot be used.

The system default device status is confirmed:

3, the rules of the various motherboards are different. Please check the motherboard manual for details. >