HP Pavilion Hdx9575la Entertainment Notebook Pc Service Guide

							e.Rear cover (see Rear cover on page 57)
f.Top cover (see 
Top cover on page 59)
Remove the TouchPad on/off 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 TouchPad on/off board to the
top cover.
3.Remove the TouchPad on/off board (2).
Reverse this procedure to install the TouchPad on/off board.
Component replacement procedures 63 
						

							Display assembly
DescriptionSpare part number
20.1-inch, WSXGA BrightView display assembly (includes camera module and cable, microphones,
speakers, and WLAN antennae)452299-001
20.1-inch, WUXGA BrightView display assembly (includes camera module and cable, microphones,
speakers, and WLAN antennae)452300-001
Before removing the display assembly, 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.Disconnect the WLAN module antenna cables from the WLAN module (see 
WLAN module
on page 47).
6.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)
e.Rear cover (see 
Rear cover on page 57)
f.Top cover (see 
Top cover on page 59)
Remove the display assembly:
1.Close the computer and turn it upside down, with the front toward you.
64 Chapter 4   Removal and replacement procedures 
						

							2.Remove the six Phillips PM3.0×8.0 screws that secure the display assembly to the computer.
3.Turn the computer display-side up, with the front toward you.
4.Open the computer to an upright position.
5.Disconnect the following cable connectors:
(1) Display panel cable
(2) Camera module cable
(3) Speaker cable
(4) Microphone cable
NOTE:The speaker cables are black and red and share a single connector. The microphone cables
are gray and white and share a single connector. Be sure that these connectors are correctly
reconnected when installing the display assembly.
Component replacement procedures 65 
						

							6.Remove the WLAN antenna cables (5) from the opening in the system board.
CAUTION:The display assembly will be unsupported when the following screws are removed. To
prevent damage to the display assembly, support the display assembly before removing the screws.
7.Remove the six Phillips PM3.0×8.0 screws (1) that secure the display assembly to the computer.
8.Remove the display assembly (2).
NOTE:If it is necessary to replace any of the display assembly internal components, see Display
assembly internal components on page 40 for display bezel removal information.
Reverse this procedure to install the display assembly.
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							Audio/infrared board
DescriptionSpare part number
Audio/infrared board452316-001
Before removing the audio/infrared 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)
e.Rear cover (see 
Rear cover on page 57)
f.Top cover (see 
Top cover on page 59)
Remove the audio/infrared board:
1.Disconnect the audio/infrared board cable (1) from the system board.
2.Remove the two Phillips PM2.5×5.0 screws (2) that secure the audio/infrared board to the computer.
3.Remove the audio/infrared board (3) from the base enclosure.
Component replacement procedures 67 
						

							Reverse this procedure to install the audio/infrared board.
Bluetooth module
NOTE:The Bluetooth module spare part kit does not include a Bluetooth module cable. The Bluetooth
module cable is available in the Cable Kit, spare part number 448169-001.
DescriptionSpare part number
Bluetooth module398393-002
Before removing the Bluetooth module, 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)
e.Rear cover (see 
Rear cover on page 57)
f.Top cover (see 
Top cover on page 59)
Remove the Bluetooth module:
1.Disconnect the Bluetooth module cable (1) from the system board.
2.Remove the two silver Phillips PM2.0×4.0 screws (2) that secure the Bluetooth module to the
computer.
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							3.Remove the Bluetooth module (3) from the base enclosure.
Reverse this procedure to install the Bluetooth module.
Front USB board
DescriptionSpare part number
Front USB board452314-001
Before removing the front USB 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)
e.Rear cover (see 
Rear cover on page 57)
f.Top cover (see 
Top cover on page 59)
Component replacement procedures 69 
						

							Remove the front USB board:
1.Disconnect the front USB board cable (1) from the system board.
2.Remove the two Phillips PM2.5×4.0 screws (2) that secure front USB board the to the computer.
3.Remove the front USB board (3).
Reverse this procedure to install the front USB board.
Power connector LED board
DescriptionSpare part number
Power connector LED board (includes cable) 452318-001
Before removing the power connector LED 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)
70 Chapter 4   Removal and replacement procedures 
						

							e.Rear cover (see Rear cover on page 57)
f.Top cover (see 
Top cover on page 59)
Remove the power connector LED board:
1.Disconnect the power connector LED board (1) from the system board.
2.Remove the power connector LED board (2).
Reverse this procedure to install the power connector LED board.
Rear USB board
DescriptionSpare part number
Rear USB board (includes cable) 452315-001
Before removing the rear USB 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)
Component replacement procedures 71 
						

							e.Rear cover (see Rear cover on page 57)
f.Top cover (see 
Top cover on page 59)
Remove the rear USB board:
1.Disconnect the rear USB board cable (1) from the system board.
2.Remove the Phillips PM2.5×4.0 screw (2) that secures rear USB board the to the computer.
3.Remove the rear USB board (3).
Reverse this procedure to install the rear USB board.
Subwoofer
DescriptionSpare part number
Subwoofer (includes rubber isolators) 448164-001
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 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)
72 Chapter 4   Removal and replacement procedures