HP Pavilion Dm3 1000 Entertainment Notebook Pc Series Manual

							Removal and replacement procedures
Maintenance and Service Guide4–25
11. If it is necessary to replace the display hinges, slide them outward from the panel.
12. If it is necessary to re place the display panel cable:
a. Turn the display panel upside down , with the bottom edge toward you.
b. Release the adhesive support strip  1.
c. Disconnect the display panel cable  2 from the connector on the back of the display panel. The display panel 
cable is available using the  spare part number 580668-001.
Reverse the procedure to replace the display cable. 
						

							4–26Maintenance and Service Guide
Removal and replacement procedures
13. If it is necessary to replace the webcam, which is spared as 580669-001 and includes the cable:
a. Place the panel enclosure flat on the table with the webcam furthest away from you.
b. Loosen the webcam 1  up by pulling on it to break the adhesive bond and pull up.
c. Disconnect the camera module  2 from the camera cable.
Reverse the procedure to in stall the webcam module. 
						

							Removal and replacement procedures
Maintenance and Service Guide4–27
14. If it is necessary to replace the wireless antennas:
a. Remove the hinge covers from the enclosure by remo ving the two silver broadhead Phillips 2.0×3.0 screws 
1  and the two black broadhead Phillips 2.0×3.0 screws  2.
b. Lift up on the hinge covers  3.
c. Remove the WLAN  1 and the WWAN  2 antennas from the enclosure.
Reverse this procedure to install the wireless antennas. 
						

							4–28Maintenance and Service Guide
Removal and replacement procedures
Speakers
Before removing the speakers, 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 4-6).
5. Remove the keyboard (see  “Keyboard” on page 4-16).
6. Remove the top cover (see  “Top cover” on page 4-19).
Remove the speakers:
1. Position the base enclosure w ith the front edge toward you.
2. Disconnect the speaker cable  1 from the system board.
3. Remove the three silver Phillips 2.0×6.0 screws  2 that secure the speakers to the enclosure.
✎There are rubber grommets on each of the three screw hole s. If you need to replace the speakers, confirm that 
these rubber grommets are also replaced before installing another speakers.
4. Remove the speakers  3.
Reverse this procedure to install the speakers.
Description Spare part number
Speakers (include cables) 580699-001 
						

							Removal and replacement procedures
Maintenance and Service Guide4–29
Front LED board
Before removing the front 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 4-6).
5. Remove the keyboard (see  “Keyboard” on page 4-16).
6. Remove the top cover (see  “Top cover” on page 4-19).
Remove the front LED board: 1. Position the base enclosure w ith the front edge toward you.
2. Disconnect the LED board cable  1 from the system board.
3. Remove the two Phillips 2.5×4.0 screws  2 that secure the LED board to the enclosure.
4. Lift the cable  3 to disengage the adhesive bond between the cable and the enclosure.
5. Remove the speakers  4.
Reverse this procedure to install the front LED board.
Description Spare part number
Front LED board with cable (part of cables kit) 580843-001 
						

							4–30Maintenance and Service Guide
Removal and replacement procedures
USB board
Before removing the USB/power 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 4-6). 
5. Remove the follo wing components: 
a. Hard drive (see “Hard drive” on page 4-9 )
b. Memory module compartment access cover (see  “WLAN module” on page 4-12)
c. Keyboard (see  “Keyboard” on page 4-16 )
d. Display assembly (see  “Display assembly” on page 4-22 )
e. Top cover (see “Top cover” on page 4-19 )
Remove the USB board: 1. Disconnect the USB board cable  1 from the system board.
2. Remove the Phillips 2.5×4.0 screw  2 to disengage the USB board from the system board.
3. Remove the USB board  3 and cable.
Reverse this procedure to install the USB board.
✎When replacing the USB board, make sure that the wireless and power actuators on the board, line up with the 
wireless and power switches on the base enclosure.
Description Spare part number
USB board (includes cable) 580700-001 
						

							Removal and replacement procedures
Maintenance and Service Guide4–31
Fan
Before removing the fan, 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 4-6). 
5. Remove the follo wing components: 
a. Hard drive (see “Hard drive” on page 4-9 )
b. Memory module compartment cover (see  “WLAN module” on page 4-12)
c. Keyboard (see  “Keyboard” on page 4-16 )
d. Display assembly (see  “Display assembly” on page 4-22 )
e. Top cover (see “Top cover” on page 4-19 )
Remove the fan: 1. Disconnect the fan cable  1 from the system board.
2. Remove the two Phillips 2.5×6.0 screws  2.
3. Remove the fan  3 from the enclosure.
Reverse this procedure to install the fan.
✎To properly ventilate the computer, allow at least 7.6 cm (3  in) of clearance on the left side of the computer. The 
computer uses an electric fan for ventilation. The fan is controlled by a temperature sensor and is designed to 
turn on automatically when high temp erature conditions exist. These conditions are affected by high external 
temperatures, system power consumption, power manageme nt/battery conservation configurations, battery fast 
charging, and software requirements. Ex haust air is displaced through the ventilation grill lo cated on the left side 
of the computer. 
Description Spare part number
Fan 580696-001 
						

							4–32Maintenance and Service Guide
Removal and replacement procedures
Bluetooth module
✎The Bluetooth module spare part kit does not include a Bluetooth module cable. The Bluetooth module cable is 
available as spare part number 580702-001.
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 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 4-6). 
5. Remove the top cover (see  “Top cover” on page 4-19)
Remove the Bluetooth module and cable: 
1. Remove the Phillips 2.0×4.0 screw  1 to release the Bluetooth module.
2. Lift the cable tape  2 to release the Bluetooth cable.
3. Remove the Bluetooth module  3.
4. If you are replacing the Bluetooth cable, disconnect  the Bluetooth module cable from the Bluetooth module.
Reverse this procedure to insta ll the Bluetooth module and cable.
Description Spare part number
Bluetooth module537921-001 
						

							Removal and replacement procedures
Maintenance and Service Guide4–33
System board
✎The system board spare part kit includes replacement thermal material and an embedded processor.
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 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 4-6). 
5. Remove the following components:
a. Hard drive (see “Hard drive” on page 4-9 )
b. Memory/wireless module  compartment cover (see “WLAN module” on page 4-12 )
c. Keyboard (see  “Keyboard” on page 4-16 )
d. Display assembly (see  “Display assembly” on page 4-22 )
e. Top cover (see “Top cover” on page 4-19 )
When replacing the system board, be  sure that the following additional components are removed from the defective 
system board and installed on the replacement system board: 
■SIM (see “SIM” on page 4-8 )
■WLAN module (see “WLAN module” on page 4-12 )
■Memory modules (see “Memory module” on page 4-14 )
■WWAN module (see “WWAN module” on page 4-11 )
■Fan (see “Fan” on page 4-31)
■RTC battery (see “RTC battery” on page 4-15 )
Description Spare part number
AMD Athlon™ Neo Processor MV-40  (1.6-GHz, 512K L2 cache), UMA 581171-001
AMD Athlon™ Neo X2 Dual Core Processor L335 (1.6-GHz, 512K L2 cache), UMA 581172-001
AMD Turion™ Neo X2 Dual Core Processor L625(1.6-GHz, 1M L2 cache), UMA 581173-001
AMD Athlon™ Neo X2 Dual Core Processor L335 (1.6-GHz, 512K L2 cache), discrete 581175-001
AMD Turion™ Neo X2 Dual Core Processor L62 5(1.6-GHz, 1M L2 cache), discrete 581176-001
Intel Celeron Processor (1.2-G Hz, 800-MHz front side bus (FSB), 1MB L2 cache), UMA 580660-001
Intel Pentium Processor (1.3-GHz, 800-MHz FSB, 2MB L2 cache),UMA 580661-001
Intel Pentium Processor (1.3-GHz, 800-MHz FSB, 2MB L2 cache), discrete 580662-001
Intel Core2Duo Processor (2.26-GHz, 1066-MHz FSB, 6MB L2 cache), discrete 580663-001
Intel Core2Duo Processor (1.3-GHz, 800-MHz FSB, 3MB L2 cache), UMA 584078-001 
						

							4–34Maintenance and Service Guide
Removal and replacement procedures
Remove the system board:
1. Disconnect the RJ-45 connector  1 from the enclosure.
2. Disconnect the power connector 2  from the enclosure.
3. Remove the five Phillips 2.5×4.0 screws that  secure the system board to the base enclosure.
4. Lift up  1 on the right side of the system  board, and then pull it to the right  2 to remove the system board from 
the base enclosure.
Reverse this procedure to install the system board.