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Component replacement procedures
This chapter provides removal and replacement procedures.
There are as many as 78 screws, in 8 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.
Serial number
The serial number label, located in the battery bay of the computer, provides important information
that you may need when contacting technical support.
(1) Product name (4) Warranty period
(2) Serial number (5) Model description (select models)
(3) Product number
42 Chapter 4 Removal and replacement procedures ENWW