Removal and replacement procedures

Component replacement procedures

This chapter provides removal and replacement procedures.

There are as many as 95 screws, in 10 different sizes, that must be removed, replaced, or loosened when servicing the computer. Make special note of each screw size and location during removal and replacement.

Service tag

When ordering parts or requesting information, provide the computer serial number and model description provided on the service tag.

Item

Component

Description

 

 

 

1

Product name

The 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)

This number provides specific information about the product’s hardware

 

 

components. The part number helps a service technician to determine which

 

 

components and parts are needed.

 

 

 

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 the computer.

 

 

 

Maintenance and Service Guide

4–5

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HP DV4 manual Component replacement procedures, Service tag