HP Compaq 320 Notebook-PC - Manual (Page 26)

◦ Model description (4). This is the number you use to locate documents, drivers, and support
for your notebook.
◦ Warranty period (5). Describes the duration of the warranty period for this computer.
Have this information available when you contact technical support. The service tag label is
affixed to the bottom of the computer.
● Microsoft® Certificate of Authenticity—Contains the Windows Product Key. You may need the
Product Key to update or troubleshoot the operating system. This certificate is affixed to the
bottom of the computer.
● Regulatory label—Provides regulatory information about the computer. The regulatory label is
affixed to the bottom of the computer.
● Modem approval label—Provides regulatory information about the modem and lists the agency
approval markings required by some of the countries in which the modem has been approved for
use. You may need this information when traveling internationally. The modem approval label is
affixed to the bottom of the computer.
● Wireless certification label(s) (select models only)—Provide information about optional wireless
devices and the approval markings of some of the countries in which the devices have been
approved for use. An optional device may be a WLAN device or a Bluetooth device. If your
computer model includes one or more wireless devices, one or more certification labels are
included with your computer. You may need this information when traveling internationally.
Wireless certification labels are affixed to the bottom of the computer.
14 Chapter 1 Features