You can use the Audio Troubleshooter by using the Get Help app. This troubleshooter is an app that will help you resolve the issue. Once you launch it, you will be asked some questions. Select the ...

Your computer's multimedia experience loses a dimension when distortion overtakes your sound and makes audio content unbearable to listen to. When noise affects all of your computer's audio output, ...

Some iPods exhibit a "static" noise -- audible through headphones -- when the iPod is accessing its hard drive. (In general, the better the headphones, the more apparent the static. The issue is ...