HP Pavilion Dv8 1100 Entertainment Notebook Pc Series Manual

							Removal and replacement procedures
Maintenance and Service Guide4–27
Keyboard
✎The keyboard spare part kit includes a keyboard cable.
Before removing the keyboard, 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 4-7). 
5. Remove the switch cover (see “Switch cover” on page 4-21). 
6. Remove the keyboard cover (see “Keyboard cover” on page 4-23). 
For use in country or region: Spare part number For use in country or region: Spare part number
Belgium 578916-A41 Saudi Arabia 578916-171
Denmark, Finland, and Norway 578916-DH1 South Korea 578916-AD1
France 578916-051 Spain 578916-071
French Canada 578917-121 Switzerland 578916-111
Germany 578916-041 Taiwan 578916-AB1
Italy 578916-061 Turkey 578916-141
The Netherlands 578916-B31 The United Kingdom 578916-031
Portugal 578916-131 The United States 578916-001
Russia 578916-251 
						

							4–28Maintenance and Service Guide
Removal and replacement procedures
Remove the keyboard:
1. Turn the computer upside down, with the front toward you.
2. Remove the two Phillips PM2.5×7.0 screws that secure the keyboard to the computer.
3. Turn the computer display-side up, with the front toward you.
4. Open the computer as far as possible.
5. Remove the four Phillips PM2.0×4.0 screws that secure the keyboard to the computer. 
						

							Removal and replacement procedures
Maintenance and Service Guide4–29
6. Lift the rear edge of the keyboard 1 until it rests at an angle.
7. Release the keyboard 2 by sliding it back to disengage the tabs on the front edge of the keyboard from the 
top cover, and rest it on the display.
8. Release the zero insertion force (ZIF) connector 1 to which the keyboard cable is attached, and disconnect the 
keyboard cable 2 from the system board.
9. Remove the keyboard.
Reverse this procedure to install the keyboard. 
						

							4–30Maintenance and Service Guide
Removal and replacement procedures
Power button board cable
✎The power button board cable is included with the power button board, spare part number 580987-001.
Before removing the power button board cable, 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 4-7). 
5. Remove the following components:
a. Switch cover (see “Switch cover” on page 4-21)
b. Keyboard cover (see “Keyboard cover” on page 4-23)
c. Power button board (see “Power button board” on page 4-25)
d. Keyboard (see “Keyboard” on page 4-27)
Remove the power button board cable:
1. Disconnect the power button board cable 1 from the LIF connector on the system board.
2. Remove the power button board cable 2.
Reverse this procedure to install the power button board cable. 
						

							Removal and replacement procedures
Maintenance and Service Guide4–31
Bluetooth module cable
Before removing the Bluetooth module cable, 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 4-7). 
5. Remove the following components:
a. Switch cover (see “Switch cover” on page 4-21)
b. Keyboard cover (see “Keyboard cover” on page 4-23)
c. Power button board (see “Power button board” on page 4-25)
d. Keyboard (see “Keyboard” on page 4-27)
Remove the Bluetooth module cable:
1. Disconnect the Bluetooth module cable 1 from the system board.
2. Release the Bluetooth module cable from the clips 2 built into the top cover.
3. Remove the Bluetooth module cable 3.
Reverse this procedure to install the Bluetooth module cable.
DescriptionSpare part number 
Bluetooth module cable537921-001 
						

							4–32Maintenance and Service Guide
Removal and replacement procedures
LED board cable
✎The LED board cable is included with the keyboard cover, spare part number 577009-001.
Before removing the LED board cable, 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 4-7). 
5. Remove the following components:
a. Switch cover (see “Switch cover” on page 4-21)
b. Keyboard cover (see “Keyboard cover” on page 4-23)
c. Keyboard (see “Keyboard” on page 4-27)
Remove the LED board cable:
1. Release the ZIF connector 1 to which the LED board cable is attached, and disconnect the LED board cable 
from the system board.
2. Remove the LED board cable 2.
Reverse this procedure to install the LED board cable. 
						

							Removal and replacement procedures
Maintenance and Service Guide4–33
Speaker assembly
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 4-7). 
5. Remove the following components: 
a. Switch cover (see “Switch cover” on page 4-21)
b. Keyboard cover (see “Keyboard cover” on page 4-23)
c. Keyboard (see “Keyboard” on page 4-27)
Remove the speaker assembly:
1. Disconnect the speaker assembly cable 1 from the system board. 
2. Remove the two Phillips PM2.0×4.0 screws 2 that secure the speaker assembly to the top cover.
3. Release the wireless antenna cables from the routing channel 3 built into the right side of the 
speaker assembly.
4. Remove the speaker assembly 4.
Reverse this procedure to install the speaker assembly. 
Description Spare part number 
Speaker assembly496887-001 
						

							4–34Maintenance and Service Guide
Removal and replacement procedures
Display assembly
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 4-7). 
5. Remove the following components: 
a. Switch cover (see “Switch cover” on page 4-21)
b. Keyboard cover (see “Keyboard cover” on page 4-23)
c. Keyboard (see “Keyboard” on page 4-27)
d. Speaker assembly (see “Speaker assembly” on page 4-33)
Remove the display assembly: 
1. Open the computer as far as possible. 
2. Disconnect the display panel cable 1 from the system board.
3. Disconnect the webcam/microphone module cable 2 from the system board.
4. Remove the WLAN antenna cable 3 from the opening and the routing channel built into the top cover.
Description Spare part number 
18.4-inch, AntiGlare, high-definition, dual-lamp display assembly (includes 2 WLAN antenna 
transceivers and cables, webcam, microphones, and logo) 577001-001 
						

							Removal and replacement procedures
Maintenance and Service Guide4–35
ÄCAUTION: Support the display assembly when removing the following screws. Failure to support the display assembly can 
result in damage to the display assembly and other computer components.
5. Remove the four Phillips PM2.5×7.0 screws 1 that secure the display assembly to the computer. Be sure to 
hold the display before removing the last screw, to prevent damage to the display.
6. Lift the display assembly 2 straight up, and remove it. 
7. If it is necessary to replace the display enclosure or any of the display assembly internal components:
a. Remove the rubber screw covers 1 and the four Phillips PM2.5×7.0 screws 2 on the display bezel 
lower edge. 
						

							4–36Maintenance and Service Guide
Removal and replacement procedures
b. Turn the display assembly upside down, with the bottom edge toward you.
c. Release the display enclosure bottom edge 1 as far as the wireless antenna cables and display logo LED 
cable allow.
d. Remove the wireless antenna cables 2 from the slot built into the display hinge cover.
e. Disconnect the display logo LED cable 3 from the display logo LED board.
f. Remove the display enclosure 4. The display enclosure is available using spare part number 577003-001.
8. If it is necessary to replace the wireless antenna transceivers and cables:
a. Remove the Phillips PM2.0×4.0 screw1 that secures each transceiver to the display enclosure.
b. Detach the transceivers 2 from the display enclosure.
c. Release the retention tabs 3 built into the display enclosure, and remove the wireless antenna cables from 
the tabs. The wireless antenna transceivers and cables are included in the Display Cable Kit, spare part 
number 496876-001.