HP Pavilion g4-2000 HP Pavilion g4 Notebook PC - Maintenance and Service Guide - Page 59

TouchPad button board, disconnect the TouchPad button board cable

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TouchPad button board Description TouchPad button board (includes cable) Spare part number 680559-001 Before removing the TouchPad button board, follow these steps: 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 31). 5. Remove the service door (see Service door on page 32). 6. Remove the optical drive (see Optical drive on page 33). 7. Remove the hard drive (see Hard drive on page 36). 8. Remove the keyboard (see Keyboard on page 43). 9. Remove the top cover (see Top cover on page 46). Remove the TouchPad button board and cable: 1. Turn the top cover upside down, with the front toward you. 2. Release the ZIF connector to which the TouchPad button board cable is connected, and then disconnect the TouchPad button board cable (1) from the back of the TouchPad. 3. Remove the Phillips M2.5 x 2.5 screw (2) that secures the TouchPad button board cable to the top cover. 4. Lift the front edge of the TouchPad button board (3) until it is released from the clips built into the top cover. Component replacement procedures 51

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TouchPad button board
Description
Spare part number
TouchPad button board
(includes cable)
680559-001
Before removing the TouchPad button board, follow these steps:
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
31
).
5.
Remove the service door (see
Service door
on page
32
).
6.
Remove the optical drive (see
Optical drive
on page
33
).
7.
Remove the hard drive (see
Hard drive
on page
36
).
8.
Remove the keyboard (see
Keyboard
on page
43
).
9.
Remove the top cover (see
Top cover
on page
46
).
Remove the TouchPad button board and cable:
1.
Turn the top cover upside down, with the front toward you.
2.
Release the ZIF connector to which the TouchPad button board cable is connected, and then
disconnect the TouchPad button board cable
(1)
from the back of the TouchPad.
3.
Remove the Phillips M2.5 x 2.5 screw
(2)
that secures the TouchPad button board cable to
the top cover.
4.
Lift the front edge of the TouchPad button board
(3)
until it is released from the clips built into
the top cover.
Component replacement procedures
51