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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 size and location during removal and replacement.
Service tag
When you order parts or request information, provide the computer serial number and model number
provided on the service tag, located inside the battery bay.
Component Description
(1) Product name The product name affixed to the front of the computer.
(2) Serial number An alphanumeric identifier that is unique to each product.
(3) Product part number The identifier that 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) Warranty The duration of the warranty period for this computer.
Component replacement procedures 39