I own a Dell M92D7 desktop and the nouns doesn't work, the ancestors that worked on it can't go and get here soon

I own a Dell M92D7 desktop and the nouns doesn't work, the ancestors that worked on it can't go and get here soon

You requirement to download the correct sound drivers, goto Dell's website, choose support and punch surrounded by the 7 character service strip (found at back of PC) and it will schedule the sound drivers for download.
don't want to run you're time but it could be that you're sound card is gone