There can be several reasons for no sound from the computer and headphone. To help you troubleshoot the issue, please follow the instructions mentioned on the link given below:
http://windows.microsoft.com/en-us/windows/no-sound-help#no-sound=windows-7&v1h=win8tab1&v2h=win7tab1&v3h=winvistatab1
Additionally there is one more link which will help you to troubleshoot the issue:
http://windows.microsoft.com/en-us/windows/tips-fixing-common-sound-problems#tips-fixing-common-sound-problems=windows-7
GuruAid.com
231 views
Usually answered in minutes!
×