My pc cannot produce any sounds. what will i do. also cannot watch a movie

Hi friends ,
un install the audio driver .install driver again.I think audio driver did not install that is the problem for vedio
if dont have the driver
download
http://support.asus.com/download/download.aspx?SLanguage=en-us&model=M2N-MX%20SE%20PLUS&product=1

think it will help you

Control panel sounds and audio,volume you can adjust the volume or advanced,speakers select appropriate speakers or audio you will find 3 drop down lists make sure you have selected the right speakers or control panel,administrive tools,computer management,device manager scroll to sound,video and game cotrollers could be a yellow question mark? right click to re-install drivers
hope this helps