HP Pavilion Dv4 1200 Entertainment Notebook Pc Series Manual

							5.Remove the display assembly (2).
If it is necessary to replace other display assembly components, continue to the section that corresponds
to the appropriate display assembly
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							Standard display assembly
1.If it is necessary to replace the standard display bezel or any of the standard display assembly
internal components, remove the following screw covers (1) and screws (2).
2.Flex the inside edges of the top (1) and sides (2) of the display bezel until the bezel disengages
from the display enclosure.
3.Swing the bezel forward (3), and remove the display bezel (4). 
NOTE:See Camera/microphone module for standard display assembly on page 70 for camera/
microphone module replacement instructions.
4.If it is necessary to replace the standard display inverter, release the display inverter (1) from the
display enclosure as far as the display panel cable and the backlight cable allow.
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							5.Disconnect the display panel cable (2) and the backlight cable (3) from the display inverter.
6.Remove the display inverter.
7.If it is necessary to replace the standard display panel, remove the four Phillips PM2.5×6.0
screws (1), and the four Phillips PM2.5×4.0 screws (2) that secure the display panel to the display
enclosure. 
8.Lift the display panel out of the display enclosure (3), and disconnect the display LED cable (4).
9.If it is necessary to replace the standard display panel cable, release the foil shield (1) covering
the cable.
10.Remove the tape (2) securing the cable to the display panel.
11.Disconnect the display panel cable (3) from the display panel.
Component replacement procedures 85 
						

							12.Remove the display panel cable (4).
13.If it is necessary to replace the standard display hinges, remove the eight Phillips PM2.0×4.0
screws (1) that secure the hinges to the display panel.
14.Remove the display hinges (2).
15.If it is necessary to replace the standard display wireless antenna transceivers and cables, remove
the two Phillips PM2.5×4.0 screws (1) that secure each transceiver to the display enclosure.
16.Remove the wireless antenna cables from the clips (2) built into the display enclosure.
17.Detach the wireless antenna transceivers (3) from the display enclosure.
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							18.Remove the wireless antenna transceivers and cables (4) from the display enclosure.
Reverse this procedure to reassemble and install the standard display assembly.
Flush Glass display assembly
1.If it is necessary to replace the Flush Glass display enclosure or any of the replaceable Flush Glass
display assembly components, remove the following screw covers (1) and screws (2):
2.Turn the display assembly over.
3.Slide the display enclosure toward the bottom edge of the assembly (1), and lift up to detach (2).
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							4.Disconnect the LED board from the enclosure (3) to remove the enclosure.
5.If it is necessary to replace the camera/microphone assembly, remove the two Phillips PM2.5×4.0
screws (1) that secure the camera/microphone module.
6.Lift the module out as far as the camera/microphone module cable allows (2).
7.Disconnect the camera/microphone module cable (3) from the camera/microphone module.
8.If it is necessary to replace the Flush Glass display panel cable, turn the display assembly over.
9.Release the foil shield covering the display panel cable (1).
10.Remove the tape (2) securing the cable to the display panel.
11.Disconnect the display panel cable (3) from the display panel.
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							12.Remove the display panel cable (4).
13.If it is necessary to replace the inverter, remove the four Phillips PM2.5×4.0 screws (1) that secure
the inverter cover to the display assembly, and remove the inverter cover (2).
14.Release the inverter from the display assembly, and lift as far as the attached cables will allow
(1).
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							15.Disconnect the backlight cable (2), and the display panel cable (3) from the inverter.
16.If it is necessary to replace the display hinges, release the foil tab (1).
17.Remove the six Phillips PM2.5×4.0 screws (2), and the eight Phillips PM2.0×4.0 screws (3) that
secure the hinges to the display panel.
18.Remove the hinges (4).
19.If it is necessary to replace the wireless antenna assembly, remove the two Phillips PM2.5×4.0
screws (1) that secure the transceivers to the display enclosure.
20.Detach the wireless antenna transceivers (2) from the display enclosure.
21.Remove the wireless antenna cables from the clips (3) built into the display enclosure.
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							22.Remove the wireless antenna transceivers and cables (4) from the display enclosure.
Reverse this procedure to reassemble and install the Flush Glass display assembly.
Component replacement procedures 91 
						

							Top cover
DescriptionSpare part number
Top covers (include TouchPad and TouchPad cable)
●Equipped with a fingerprint reader (includes fingerprint reader board and cable)
486830-001
●Not equipped with a fingerprint reader488105-001
●For bronze-colored computer models equipped with a fingerprint reader495661-001
●For bronze-colored computer models not equipped with a fingerprint reader495662-001
●For use in blue-colored computer models 502579-001
Before removing the top cover, 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 55).
5.Remove the following components:
a.Hard drive (see 
Hard drive on page 59)
b.WLAN cover (see 
WLAN module on page 62)
c.Optical drive (see 
Optical drive on page 57)
d.Keyboard (see 
Keyboard on page 72)
e.Keyboard cover (see 
Keyboard cover on page 74)
f.Speaker (see 
Speaker assembly on page 77)
g.Display assembly (see 
Display assembly on page 80)
Remove the top cover:
1.Turn the computer upside down, with the front toward you.
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