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Component replacement procedures
This chapter provides removal and replacement procedures.
There are as many as 82 screws and screw locks that must be removed, replaced, or loosened when
servicing the computer. Make special note of each screw and screw lock 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.
ENWW
Component replacement procedures
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