Microphone Not Working

#1
I'm running Windows 7 Ultimate 64bit on an Acer Extensa 4620Z the built in Camera is working but the built-in microphone is not... I did a diagnostics on the drives and there aren't any missing drives that Win7 can see... Any help?
 


This website is not affiliated, owned, or endorsed by Microsoft Corporation. It is a member of the Microsoft Partner Program.