HP Pavilion Dv2970ef Special Edition Entertainment Notebook Pc Manual

							3.Remove the TouchPad bracket (2) and TouchPad board (3) from the top cover.
4.Remove the Phillips PM2.0×2.0 screw (1) that secures the TouchPad board to the TouchPad bracket.
5.Remove the TouchPad board (2) from the TouchPad bracket.
Reverse the above procedure to reassemble and install the TouchPad.
Component replacement procedures 93 
						

							Wireless switch board
DescriptionSpare part number
Wireless switch board (includes wireless switch board cable) 417092-001
Before removing the wireless switch 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 56).
5.Remove the following components:
a.Hard drive (see 
Hard drive on page 61)
b.WLAN cover (see 
WLAN module on page 65)
c.Optical drive (see 
Optical drive on page 73)
d.Keyboard (see 
Keyboard on page 74)
e.Switch cover (see 
Switch cover on page 79)
f.Display assembly (see 
Display assembly on page 82)
g.Top cover (see 
Top cover on page 87)
Remove the wireless switch board:
1.Disconnect the wireless switch board cable (1) from the system board.
2.Remove the two Phillips PM2.0×3.0 screws (2) that secure the wireless switch board to the computer.
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							3.Remove the wireless switch board (3).
Reverse the above procedure to install the wireless switch board.
Modem module
DescriptionSpare part number
Modem module for use in dv2500 models (includes modem module cable)431852-001
Modem module for use in dv2700 models (includes modem module cable) 463971-001
Before removing the modem 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 56).
5.Remove the following components:
a.Hard drive (see 
Hard drive on page 61)
b.WLAN cover (see 
WLAN module on page 65)
c.Optical drive (see 
Optical drive on page 73)
d.Keyboard (see 
Keyboard on page 74)
e.Switch cover (see 
Switch cover on page 79)
f.Display assembly (see 
Display assembly on page 82)
g.Top cover (see 
Top cover on page 87)
Component replacement procedures 95 
						

							Remove the modem module:
1.Disconnect the modem module cable (1) from the modem module.
2.Remove the Phillips PM2.0×6.0 screw (2) that secures the modem module to the system board.
3.Lift up on the front of the modem module (3) to disconnect it from the system board.
4.Remove the modem module.
Reverse the above procedure to install the modem module.
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							Audio board
DescriptionSpare part number
Audio board for use in dv2500 models (includes audio connectors, infrared lens, and audio board
cable)448626-001
Audio board for use in dv2700 computer models with Intel or AMD processors463972-001
Audio board for use in dv2700 computer models with an Intel processor and equipped with a WWAN
module463973-001
Audio board for use in dv2500 computer models with an Intel processor and equipped with a WWAN
module459765-001
Before removing the audio 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 56).
5.Remove the following components:
a.Hard drive (see 
Hard drive on page 61)
b.WLAN cover (see 
WLAN module on page 65)
c.Optical drive (see 
Optical drive on page 73)
d.Keyboard (see 
Keyboard on page 74)
e.Switch cover (see 
Switch cover on page 79)
f.Display assembly (see 
Display assembly on page 82)
g.Top cover (see 
Top cover on page 87)
Remove the audio board:
1.Release the ZIF connector to which the audio board cable is connected and disconnect the cable
(1) from the system board.
2.Remove the two Phillips PM2.5×5.0 screws (2) that secure the audio board to the computer.
3.Release the audio board (3) by sliding it back until the audio connectors disengage from the base
enclosure.
Component replacement procedures 97 
						

							4.Remove the audio board (4).
Reverse the above procedure to install the audio board.
Bluetooth module
DescriptionSpare part number
Bluetooth module (includes Bluetooth module cable) 397923-002
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 56).
5.Remove the following components:
a.Hard drive (see 
Hard drive on page 61)
b.WLAN cover (see 
WLAN module on page 65)
c.Optical drive (see 
Optical drive on page 73)
d.Keyboard (see 
Keyboard on page 74)
e.Switch cover (see 
Switch cover on page 79)
f.Display assembly (see 
Display assembly on page 82)
g.Top cover (see 
Top cover on page 87)
h.Audio board (see 
Audio board on page 97)
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							Remove the Bluetooth module:
1.Disconnect the Bluetooth module cable (1) from the system board. The Bluetooth module cable is
included in the Bluetooth module spare part kit and is also available in the Cable Kit, spare part
number 417075-001.
2.Remove the two Phillips PM2.0×3.0 screws (2) that secure the Bluetooth module to the computer.
3.Remove the Bluetooth module (3).
Reverse the above procedure to install the Bluetooth module.
Component replacement procedures 99 
						

							USB board
DescriptionSpare part number
USB board for use in computer models with Intel processors (includes USB board cable)417085-001
USB board for use in computer models with Intel or AMD processors (includes USB board cable) 455839-001
Before removing the 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 56).
5.Remove the following components:
a.Hard drive (see 
Hard drive on page 61)
b.Wireless module compartment cover (see 
WLAN module on page 65)
c.Optical drive (see 
Optical drive on page 73)
d.Keyboard (see 
Keyboard on page 74)
e.Switch cover (see 
Switch cover on page 79)
f.Display assembly (see 
Display assembly on page 82)
g.Top cover (see 
Top cover on page 87)
Remove the USB board:
1.Disconnect the USB board cable (1) from the system board. The USB board cable and num lock light
cable are included in the USB board spare part kit and are also available in the Cable Kit, spare
part number 417075-001.
2.Remove the num lock light cable (2) from the clip in the base enclosure.
3.Remove the Phillips PM2.5×4.0 screw (3) that secures the USB board to the computer.
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							4.Lift the USB board (4) straight up to remove it from the computer.
Reverse this procedure to install the USB board.
Component replacement procedures 101 
						

							Speaker assembly
DescriptionSpare part number
Speaker assembly417089-001
Before removing the speaker 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 56).
5.Remove the following components:
a.Hard drive (see 
Hard drive on page 61)
b.Wireless module compartment cover (see 
WLAN module on page 65)
c.Optical drive (see 
Optical drive on page 73)
d.Keyboard (see 
Keyboard on page 74)
e.Switch cover (see 
Switch cover on page 79)
f.Display assembly (see 
Display assembly on page 82)
g.Top cover (see 
Top cover on page 87)
Remove the speaker assembly:
1.Disconnect the speaker cable (1) from the system board.
2.Remove the two Phillips PM2.5×4.0 screws (2) that secure the speaker assembly to the computer.
102 Chapter 4   Removal and replacement procedures