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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: The product name affixed to the front of the computer.
(2) Serial number (s/n): An alphanumeric identifier that is unique to each product.
(3) Part number/product number (p/n): The number that identifies the product and its internal
components. This number is required when replacement parts are ordered.
(4) Model description: An alphanumeric identifier used to locate, documents, drivers and support for
your computer.
(5) Warranty period: The duration of the warranty period for this computer.
22 Chapter 3 Illustrated parts catalog