Follow this procedure to troubleshoot if a humming or buzzing sound is being produced by the stereo system.
- Move the stereo system away from any other electrical appliances.
- Connect the stereo system to a different wall outlet.
- Connect a commercially available noise filter.
IMPORTANT: Do not use an extension cord or power strip. The use of these items may be the cause of the issue.
NOTE: If the issue is still unresolved after completing all of the troubleshooting steps, service will be required .