HP Pavilion HDX9575LA HP Pavilion HDX Entertainment Notebook PC - Maintenance - Page 70

TouchPad on/off board, Remove the fingerprint reader board

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Remove the fingerprint reader board: 1. Turn the top cover upside down, with the front toward you. 2. Remove the two silver Phillips PM2.0×4.0 screws (1) that secure the fingerprint reader board and bracket to the top cover. 3. Remove the fingerprint reader board bracket (2) and fingerprint reader board (3). Reverse this procedure to install the fingerprint reader board. TouchPad on/off board Description TouchPad on/off board (includes cable) Spare part number 448167-001 Before removing the TouchPad on/off 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 38). 5. Remove the following components: a. Hard drive (see Hard drive on page 45) b. Optical drive (see Optical drive on page 52) c. Keyboard (see Keyboard on page 54) d. Hinge cover (see Hinge cover on page 56) 62 Chapter 4 Removal and replacement procedures

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Remove the fingerprint reader board:
1
.
Turn the top cover upside down, with the front toward you.
2
.
Remove the two silver Phillips PM2.0×4.0 screws
(1)
that secure the fingerprint reader board and
bracket to the top cover.
3
.
Remove the fingerprint reader board bracket
(2)
and fingerprint reader board
(3)
.
Reverse this procedure to install the fingerprint reader board.
TouchPad on/off board
Description
Spare part number
TouchPad on/off board (includes cable)
448167-001
Before removing the TouchPad on/off 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
38
).
5
.
Remove the following components:
a
.
Hard drive (see
Hard drive
on page
45
)
b
.
Optical drive (see
Optical drive
on page
52
)
c
.
Keyboard (see
Keyboard
on page
54
)
d
.
Hinge cover (see
Hinge cover
on page
56
)
62
Chapter
4
Removal and replacement procedures