This question already has an answer here:
I have dual boot systems on my Asus laptop. When i run Windows 7 my headphone jack is working, but when i run Ubuntu 13.04 and reboot it to Windows 7 headphone stops produced any sound to my headphones.
I am sorry if i posted my question on wrong site. But my problem is very frustrating and i would like to resolve it with you help Ubuntuers.
If you need any further information please let me know.