HP EliteBook 8570w HP EliteBook 8570w Mobile Workstation Maintenance and Servi - Page 84

Top cover, TouchPad ZIF cable

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Top cover The top covers include TouchPad button and bracket. Description For use on computer models with a fingerprint reader Spare part number 652652-001 Before removing the top cover, follow these steps: IMPORTANT: Make special note of each screw and screw lock size and location during removal and replacement. 1. Shut down 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 all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 46). 5. Remove the service door (see Service door on page 52). 6. Remove the following components: a. Hard drive (see Hard drive on page 63). b. Upgrade bay device (see Upgrade bay device on page 68). c. Keyboard (see Keyboard on page 72). Remove the top cover: 1. Turn the computer right-side up. 2. Release the following ZIF connectors (1) and disconnect the corresponding cables (2) from the system board: ● Power button ZIF connector ● TouchPad ZIF cable ● TouchPad buttons ZIF cable ● Fingerprint reader ZIF cable ● Application buttons ZIF cable 76 Chapter 4 Removal and replacement procedures

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Top cover
The top covers include TouchPad button and bracket.
Description
Spare part number
For use on computer models with a fingerprint reader
652652-001
Before removing the top cover, follow these steps:
IMPORTANT:
Make special note of each screw and screw lock size and location during removal
and replacement.
1.
Shut down 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 all external devices connected to the computer.
3.
Disconnect the power from the computer by first unplugging the power cord from the AC outlet,
and then unplugging the AC adapter from the computer.
4.
Remove the battery (see
Battery
on page
46
).
5.
Remove the service door (see
Service door
on page
52
).
6.
Remove the following components:
a.
Hard drive (see
Hard drive
on page
63
).
b.
Upgrade bay device (see
Upgrade bay device
on page
68
).
c.
Keyboard (see
Keyboard
on page
72
).
Remove the top cover:
1.
Turn the computer right-side up.
2.
Release the following ZIF connectors
(1)
and disconnect the corresponding cables
(2)
from the
system board:
●
Power button ZIF connector
●
TouchPad ZIF cable
●
TouchPad buttons ZIF cable
●
Fingerprint reader ZIF cable
●
Application buttons ZIF cable
76
Chapter 4
Removal and replacement procedures