6 Removal and replacement procedures for
Authorized Service Provider parts
CAUTION: Components described in this chapter should only be accessed by an authorized service provider.
Accessing these parts can damage the computer or void the warranty.
NOTE: HP continually improves and changes product parts. For complete and current information on
supported parts for your computer, go to
http://partsurfer.hp.com, select your country or region, and then
follow the on-screen instructions.
Component replacement procedures
This chapter provides removal and replacement procedures for Authorized Service Provider only parts.
There are as many as 44 screws that must be removed, replaced, and/or loosened when servicing the
computer. Make special note of each screw size and location during removal and replacement.
Base enclosure
Description Spare part number
Base enclosure (includes TouchPad and TouchPad cable) 802470-001
Before removing the base enclosure, follow these steps:
1. Turn off the computer. If you are unsure whether the computer is off 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.
4. Remove the battery (see
Battery on page 23).
5. Remove the memory cover (see
Memory cover on page 24).
Remove the base enclosure:
1. Close the computer.
2. Position the computer upside down with the front toward you.
26 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
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