Removal and replacement procedures for
authorized service provider parts
5
This chapter provides removal and replacement procedures for authorized service provider parts.
IMPORTANT: Only an authorized service provider should access the components described in this chapter.
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 61 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:
For initial safety procedures, see Removal andreplacement procedures preliminary requirements on page 21.
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 and rubber feet
To remove the bottom cover and rubber feet, use this procedure and illustration.
Table 5-1
Bottom cover and rubber feet descriptions and part numbers
Description Spare part number
Bottom cover N21235-001
Rubber feet M51627-001
Before removing the bottom cover and rubber feet, prepare the computer for disassembly (see Preparation
for disassembly on page 30).
30
Chapter 5Removal and replacement procedures for authorized service provider parts
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