Component replacement procedures

This section provides removal and replacement procedures.

There are as many as 51 screws 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 number provided on the service tag.

Item

Description

Function

 

 

 

(1)

Product name

This is the model name for this computer.

 

 

 

(2)

Serial number

This is an alphanumeric identifier that is unique to

 

 

each product.

 

 

 

(3)

Product number

This is the alphanumeric identifier needed to locate

 

 

documents, drivers, and support for the computer.

 

 

The product number helps a service technician

 

 

determine what components and parts are needed.

 

 

 

(4)

Warranty period

This number describes the duration of the warranty

 

 

period for the computer.

 

 

 

(5)

Model number

This is the alphanumeric identifier needed to locate

 

 

documents, drivers, and support for the computer.

 

 

 

36 Chapter 4 Removal and replacement procedures