I need of pavilion 17-e112dx audio driver

Hi, 

I need  audio driver pavilion 17-e1t12dx. My SO is windows 7 ultimate 64 bits. I have a driver install, but it isn't works.

When I try execute, occurred an error: failed to execute the test tone.

I have the following driver: http://www.realtek.com.tw/downloads/downloadsView.aspx?Langid=1&PNid=24&PFid=24&Level=4&Conn=3&DownTypeID=3&GetDown=false

second option of the list.

I checked settings and I didn't find any conflict, but audio not works.

Thank you.