HP EliteBook 840 G3 - Manual (Page 91)

Labels
The labels affixed to the computer provide information you may need when you troubleshoot system
problems or travel internationally with the computer:
IMPORTANT: All labels described in this section will be located in one of 3 places depending on your
computer model: affixed to the bottom of the computer, located in the battery bay, or under the service door.
● Service label—Provides important information to identify your computer. When contacting support, you
will probably be asked for the serial number, and possibly for the product number or the model number.
Locate these numbers before you contact support.
Component
(1) Serial number
(2) Product number
(3) Warranty period
● Microsoft® Certificate of Authenticity label (select models only prior to Windows 8)—Contains the
Windows Product Key. You may need the Product Key to update or troubleshoot the operating system.
HP platforms preinstalled with Windows 8 or Windows 8.1 do not have the physical label, but have a
Digital Product Key electronically installed.
NOTE: This Digital Product Key is automatically recognized and activated by Microsoft Operating
Systems on a reinstall of the Windows 8 or Windows 8.1 operating system with HP-approved recovery
methods.
● Regulatory label(s)—Provide(s) regulatory information about the computer.
● Wireless certification label(s)—Provide(s) 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.
Labels 81