Illustrated Parts Catalog; Service Tag - HP 321 - Notebook PC Maintenance And Service Manual

3

Illustrated parts catalog

Service tag

When ordering parts or requesting information, provide the computer serial number and model
description provided on the service tag.
(1) Product name: This is the product name affixed to the front of the computer.
(2) Serial number (s/n): This is an alphanumeric identifier that is unique to each product.
(3) Part number/Product number (p/n): 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.
(4) Model description: This is the alphanumeric identifier used to locate documents, drivers, and
support for your computer.
(5) Warranty period: This number describes the duration of the warranty period for this computer.
Service tag 21