HP Pavilion DV6-3127 Maintenance And Service Manual page 27

Item Description
(1) Serial number (s/n)
(2)
Part number/Product number (p/n)
(3)
Warranty period
Function
This is an alphanumeric identifier that is unique to
each product.
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.
This number describes the duration of the warranty
period for the computer.
Service tag
17