Component replacement procedures
This chapter provides removal and replacement procedures.
There are as many as 72 screws that must be removed, replaced, or loosened when servicing the
computer. Make special note of each screw and 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
Component
Description
(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 determine what components and
parts are needed.
Component replacement procedures
39
