Hardware Labels The labels affixed to the notebook and some notebook components provide information you may need when troubleshooting system problems or traveling internationally with the notebook. ■ The Microsoft Certificate of Authenticity label contains the Product Key number. You may need this number to update or troubleshoot the operating system. ■ The system label provides regulatory information about the notebook. ■ The product identification label contains the serial number of the notebook and a code describing the original configuration of the notebook. You will need the notebook serial number if you call customer support.
■ The modem approvals label, which is affixed to an optional internal modem, provides regulatory information. ■ Wireless certification labels, which are specific to various types of optional wireless devices, are affixed to the notebook and provide regulatory information. Startup and Reference Guide—Part 2 2–15