HP ProBook 4320s Notebook-PC - Manual (Page 26)

Additional hardware components
Component Description
(1) Power cord* Connects an AC adapter to an AC outlet.
(2) Battery* Powers the computer when the computer is not plugged into an
external power source.
(3) AC adapter Converts AC power to DC power.
*Batteries and power cords vary in appearance by country or region.
Identifying the labels
The labels affixed to the computer provide information you may need when you troubleshoot system
problems or travel internationally with the computer:
● Service tag—Provides important information, including the following:
◦ Product name (1). This is the product name affixed to the front of your notebook.
◦ Serial number (s/n) (2). This is an alphanumeric number that is unique to each product.
◦ Part number/Product number (p/n) (3). This number provides specific information about the
product's hardware components. The part number helps a service technician to determine
what components and parts are needed.
14 Chapter 1 Features