HP Pavilion dv7-6b00 HP Pavilion dv7 Notebook PC Maintenance and Service Guide - Page 104

Subwoofer, System board see

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Subwoofer Description Subwoofer (includes isolators and cable) Spare part number 665611-001 Before removing the subwoofer, 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 47), and then remove the following components: ● Optical drive (see Optical drive on page 48) ● Hard drive (see Hard drive on page 51) ● WLAN module (see WLAN module on page 56) ● Keyboard (see Keyboard on page 59) ● Top cover (see Top cover on page 62) ● System board (see System board on page 81) ● Rear speakers (see Rear speakers on page 94) Remove the rear subwoofer and cables: 1. Release the subwoofer cable (1) from the clips and routing channel built into the base enclosure. 2. Remove the two Phillips PM2.0×4.0 screws (2) and the two Phillips PM2.0×11.0 screws (3) that secure the subwoofer to the computer. 96 Chapter 4 Removal and replacement procedures

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Subwoofer
Description
Spare part number
Subwoofer (includes isolators and cable)
665611-001
Before removing the subwoofer, 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
47
), and then remove the following components:
●
Optical drive (see
Optical drive
on page
48
)
●
Hard drive (see
Hard drive
on page
51
)
●
WLAN module (see
WLAN module
on page
56
)
●
Keyboard (see
Keyboard
on page
59
)
●
Top cover (see
Top cover
on page
62
)
●
System board (see
System board
on page
81
)
●
Rear speakers (see
Rear speakers
on page
94
)
Remove the rear subwoofer and cables:
1.
Release the subwoofer cable
(1)
from the clips and routing channel built into the base enclosure.
2.
Remove the two Phillips PM2.0×4.0 screws
(2)
and the two Phillips PM2.0×11.0 screws
(3)
that
secure the subwoofer to the computer.
96
Chapter 4
Removal and replacement procedures