Illustrated Parts Catalog; Service Tag - HP 320 - Notebook PC Maintenance And Service Manual

Compaq 320, 321, 420, 421, 620 and 621 notebook pcs hp 420 and 620 notebook pcs - maintenance and service guide
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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: 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.
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Chapter 3 Illustrated parts catalog

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