HP Pavilion Tx2500 Entertainment Notebook Pc Series Service Guide

							Display assembly
DescriptionSpare part number
12.1-inch, WXGA, BrightView touch-screen display assembly with Web camera, fingerprint
reader, microphones, and WLAN antenna cables484751-001
12.1-inch, WXGA, BrightView touch-screen display assembly with Web camera, microphones,
and WLAN antenna cables484750-001
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 cord.
4.Remove the battery (see 
Battery on page 39).
5.Remove the memory module compartment cover (see 
Memory module on page 44).
6.Remove the WLAN module compartment cover and disconnect the wireless antenna cables
from the WLAN module (see 
WLAN module on page 46).
7.Remove the keyboard (see 
Keyboard on page 49).
8.Remove the switch cover (see 
Switch cover on page 51).
Remove the display assembly:
1.Close the computer and turn it upside down, with the front toward you.
2.Loosen the Phillips PM2.0×5.0 captive screw (1) that secures the display connector cover to the
computer.
3.Lift the rear edge of the display connector cover (2) and swing it toward you.
4.Remove the display connector cover.
NOTE:The display connector cover is included in the Plastics Kit, spare part number
487926-001.
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							5.Remove the two Phillips PM2.5×6.0 screws (3) that secure the display assembly to the
computer.
6.Remove the wireless antenna cables (1) from the routing channel built into the base enclosure.
7.Disconnect the camera cable (2) and the microphone cable (3) from the system board.
8.Turn the computer display-side up, with the front toward you.
9.Open the computer.
10.Remove the display convertible hinge cover (1).
11.Remove the two Phillips PM2.5×6.0 screws (2) that secure the display assembly to the
computer.
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							12.Disconnect the display panel cable (3) from the system board.
NOTE:As you remove the display assembly, be sure that the display cables and wireless
antenna cables move cleanly through the opening (1) in the computer.
13.Lift the display (2) straight up and remove it.
Reverse this procedure to install the display assembly.
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							Top cover
DescriptionSpare part number
Top cover (includes TouchPad and TouchPad cable, caps lock light board and cable, and top
cover bumper pads)464111-001
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 cord.
4.Remove the battery (see 
Battery on page 39).
5.Remove the following components:
a.Hard drive (see 
Hard drive on page 41)
b.Optical drive (see 
Optical drive on page 43)
c.Keyboard (see 
Keyboard on page 49)
d.Switch cover (see 
Switch cover on page 51)
e.Display assembly (see 
Display assembly on page 53)
Remove the top cover:
1.Turn the computer upside down, with the front toward you.
2.Remove the five Phillips PM2.0×7.0 screws (1) and the three Phillips PM2.0×4.0 screws (2) that
secure the top cover to the computer.
3.Turn the computer right-side up, with the front toward you.
4.Disconnect the display lid switch board cable (1) from the system board.
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							5.Release the ZIF connector (2) to which the TouchPad cable is connected and disconnect the
TouchPad cable (3).
6.Remove the two Phillips PM2.0×4.0 screws (4) that secure the top cover to the base enclosure.
7.Lift the top cover straight up and remove it.
Reverse this procedure to install the top cover.
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							RTC battery
NOTE:Removing the RTC battery and leaving it uninstalled for 5 or more minutes causes all
passwords and CMOS settings to be cleared.
DescriptionSpare part number
RTC battery449729-001
Before removing the RTC battery, 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 cord.
4.Remove the battery (see 
Battery on page 39).
5.Remove the following components:
a.Hard drive (see 
Hard drive on page 41)
b.Optical drive (see 
Optical drive on page 43)
c.Keyboard (see 
Keyboard on page 49)
d.Switch cover (see 
Switch cover on page 51)
e.Display assembly (see 
Display assembly on page 53)
f.Top cover (see 
Top cover on page 56)
Remove the RTC battery:
▲Use a non-conductive, flat-bladed tool to pry the RTC battery out of the socket.
Reverse this procedure to install the RTC battery. Be sure the RTC battery is installed with the “+”
sign facing up.
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							Power switch assembly
DescriptionSpare part number
Power switch assembly (includes power switch board cable and actuator switch) 441142-001
Before removing the power switch 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 cord.
4.Remove the battery (see 
Battery on page 39).
5.Remove the following components:
a.Hard drive (see 
Hard drive on page 41)
b.Optical drive (see 
Optical drive on page 43)
c.Keyboard (see 
Keyboard on page 49)
d.Switch cover (see 
Switch cover on page 51)
e.Display assembly (see 
Display assembly on page 53)
f.Top cover (see 
Top cover on page 56)
Remove the power switch assembly:
1.Remove the two Phillips PM2.0×4.0 screws (1) that secure the power switch board to the base
enclosure.
2.Remove the Phillips PM2.0×3.0 screw (2) that secures the display release hook assembly to the
base enclosure.
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							3.Remove the display release hook assembly (3).
NOTE:The display release hook assemblies are included with the base enclosure spare part
kits.
4.Disconnect the power switch board cable (1) from the system board.
5.Remove the power switch board (2) and power switch actuator (3) from the base enclosure.
Reverse this procedure to install the power switch assembly.
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							Bluetooth module
DescriptionSpare part number
Bluetooth module483113-001
Bluetooth module cable487697-001
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 cord.
4.Remove the battery (see 
Battery on page 39).
5.Remove the following components:
a.Hard drive (see 
Hard drive on page 41)
b.Optical drive (see 
Optical drive on page 43)
c.Keyboard (see 
Keyboard on page 49)
d.Switch cover (see 
Switch cover on page 51)
e.Display assembly (see 
Display assembly on page 53)
f.Top cover (see 
Top cover on page 56)
Remove the Bluetooth module:
1.Disconnect the Bluetooth module cable (1) from the system board.
2.Remove the Phillips PM2.0×3.0 screw (2) that secures the Bluetooth module to the system
board.
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							3.Remove the Bluetooth module (3).
Reverse this procedure to install the Bluetooth module.
System board
DescriptionSpare part number
System board (includes replacement thermal material) 480850-001
When replacing the system board, be sure that the following components are removed from the
defective system board and installed on the replacement system board:
●Memory module (see 
Memory module on page 44)
●WLAN module (see 
WLAN module on page 46)
●RTC battery (see 
RTC battery on page 58)
●Bluetooth module (see 
Bluetooth module on page 61)
●Fan/heat sink assembly (see 
Fan/heat sink assembly on page 68)
●Processor (see 
Processor on page 70)
Before removing the system 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 cord.
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