HP ENVY dv7-7227cl HP ENVY dv7 Notebook PC Maintenance and Service Guide IMPOR - Page 76

Power button board, Remove the Phillips PM2.0×4.0 screw

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Reverse this procedure to install the front speakers. Power button board Description Power button board (includes cable) Spare part number 681985-001 Before removing the power button board, 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 47), and then remove the following components: a. Hard drive (see Hard drive on page 48) b. Optical drive (see Optical drive on page 53) c. Keyboard (see Keyboard on page 59) d. Top cover (see Top cover on page 63) Remove the power button board: 1. Turn the top cover upside down, with the front toward you. 2. Detach the power button board cable (1) from the top cover. (The power button board cable is attached to the top cover double-sided tape.) 3. Remove the Phillips PM2.0×4.0 screw (2) that secures the power button board to the top cover. 68 Chapter 4 Removal and replacement procedures

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Reverse this procedure to install the front speakers.
Power button board
Description
Spare part number
Power button board (includes cable)
681985-001
Before removing the power button board, 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
47
), and then remove the following components:
a.
Hard drive (see
Hard drive
on page
48
)
b.
Optical drive (see
Optical drive
on page
53
)
c.
Keyboard (see
Keyboard
on page
59
)
d.
Top cover (see
Top cover
on page
63
)
Remove the power button board:
1.
Turn the top cover upside down, with the front toward you.
2.
Detach the power button board cable
(1)
from the top cover. (The power button board cable is
attached to the top cover double-sided tape.)
3.
Remove the Phillips PM2.0×4.0 screw
(2)
that secures the power button board to the top cover.
68
Chapter 4
Removal and replacement procedures