Product name (1). This is the product name affixed to the front of your computer.
Serial number (s/n) (2). This is an alphanumeric identifier that is unique to each product.
Part Number/Product number (p/n) (3). This number provides specific information about the
hardware components of the product. The part number helps a service technician to determine
what components and parts are needed.
Model description (4). This is the alphanumeric identifier you use to locate documents, drivers,
and support for your computer.
Warranty period (5). This number describes the duration (in years) of the warranty period for
Have this information available when you contact technical support. The service tag label is located
inside the battery bay of your 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 located under the
bottom panel of the computer. To access the regulatory label in your computer, refer to the section
“Removing the bottom panel,” earlier in this chapter.
Regulatory label—Provides regulatory information about the computer, including the following:
Information about optional wireless devices and the approval markings of some of the
countries or regions in which the devices have been approved for use. An optional device may
be a wireless local area network (WLAN) device. You may need this information when
The serial number of your HP Mobile Broadband Module (select models only).
The regulatory label is located under the bottom panel of the computer. To access the regulatory
label in your computer, refer to the section “Removing the bottom panel,” earlier in this chapter.
12 Chapter 2 Knowing the parts