|In Device manager find sound card or unknown device if it did not get that far. go to properties of device and under the detail tab look for VEN_###7DEV_###|
Then go here http://www.pcidatabase.com/ and you can ID sound card and then search for drivers
"Don't hit at all if you can help it; don't hit a man if you can possibly avoid it; but if you do hit him, put him to sleep."
Theodore Roosevelt New York City, February 17, 1899