HP Dv71270us Service Guide - Page 96

Bluetooth module cable, Keyboard, on Speaker assembly, Display assembly, Top cover, Cable Kit

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d. Keyboard (see Keyboard on page 68) e. Speaker assembly (see Speaker assembly on page 72) f. Display assembly (see Display assembly on page 73) g. Top cover (see Top cover on page 82) Remove the TouchPad on/off button board: 1. Turn the top cover upside down, with the front toward you. 2. Release the ZIF connector to which the TouchPad button board cable (1) is attached, and then disconnect the cable from the TouchPad board. 3. Remove the two Phillips PM2.5×4.0 screws (2) that secure the TouchPad button board to the top cover. 4. Remove the TouchPad button board (3) and cables from the top cover. Reverse this procedure to install the TouchPad button board. Bluetooth module cable NOTE: The Bluetooth module cable is included in the Cable Kit, spare part number 480474-001. See Cable Kit on page 32 for more Cable Kit spare part number information. Before removing the Bluetooth module cable, 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. 88 Chapter 4 Removal and replacement procedures

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d.
Keyboard (see
Keyboard
on page
68
)
e.
Speaker assembly (see
Speaker assembly
on page
72
)
f.
Display assembly (see
Display assembly
on page
73
)
g.
Top cover (see
Top cover
on page
82
)
Remove the TouchPad on/off button board:
1.
Turn the top cover upside down, with the front toward you.
2.
Release the ZIF connector to which the TouchPad button board cable
(1)
is attached, and then
disconnect the cable from the TouchPad board.
3.
Remove the two Phillips PM2.5×4.0 screws
(2)
that secure the TouchPad button board to the
top cover.
4.
Remove the TouchPad button board
(3)
and cables from the top cover.
Reverse this procedure to install the TouchPad button board.
Bluetooth module cable
NOTE:
The Bluetooth module cable is included in the Cable Kit, spare part number 480474-001.
See
Cable Kit
on page
32
for more Cable Kit spare part number information.
Before removing the Bluetooth module cable, 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.
88
Chapter 4
Removal and replacement procedures