Well I was changing things in both but it dropped while changing windows sound settings.   EDIT:Fixed it, thanks for trying to help

Just tried it no dice. :( 

Hello, I have just encountered a major problem from my soundcard (SB0550). I was tinkering with a few setting and then all of a sudden I lost all sound. I am completely clueless as to what to do I've reset my computer re-installed drivers and tinkered with settings all to no avail any help would...