You must reinstall the OEM driver. [URL] [URL]   Audio_Driver_9VFXH_WN_8.50.12.0_A00.EXE [URL]    
I have no sound on my computer experion 660. I have done several things. The speakers are working properly, The audio card is up to date. I uninstalled the driver, turned computer off and restarted. Everything is supposed to be working but is not. I have no sound!. Can I get a new driver? Besides buying a whole new computer, what should I do. ( I am not a technical person ).  Thanks for any help.
no sound