What should I do if the front panel headphone jack can't be used?

  
The rear panel headphone jack can be used when using win7, and the front panel headphone jack can't be used. Now the following solution is available to see if it is useful for you. It is.
First open the “Control Panel” and find “Realtek High Definition Audio Manager” from inside.
Open again “Realtek High Definition Audio Manager”
Open “ld jack setup” & rdquo ; This folder
will appear "Jack Settings" dialog box
will "disable the front panel jack" check the check can be

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