Removal and replacement procedures for
authorized service provider parts
5
This chapter provides removal and replacement procedures for authorized service provider parts.
IMPORTANT: Components described in this chapter should be accessed only by an authorized service provider.
Accessing these parts can damage the computer or void the warranty.
NOTE: Details about your computer, including model, serial number, product key, and length of warranty, are
on the service tag at the bottom of your computer.
Component replacement procedures
To remove and replace computer components, use these procedures.
NOTE: HP continually improves and changes product parts. For complete and current information about
supported parts for your computer, go to http://partsurfer.hp.com, select your country or region, and then
follow the on-screen instructions.
You must remove, replace, or loosen as many as xx screws when you service the parts described in this chapter.
Make special note of each screw size andlocation during removal andreplacement.
Preparation for disassembly
To remove and replace computer components, use these procedures.
See Removal andreplacement procedures preliminary requirements on page 36 for initial safety procedures.
1. Turn o the computer. If you are unsure whether the computer is o or in Hibernation, turn the computer
on, and then shut it down through the operating system.
2. Disconnect the power from the computer by unplugging the power cord from the computer.
3. Disconnect all external devices from the computer.
Bottom cover
To remove the bottom cover, use this procedure and illustration.
Table 5-1
Bottom cover description and part numbers
Description Spare part number
For use on computer models equipped with WWAN capability N09027-001
Removal and replacement procedures for authorized service provider parts 45
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