HP Pavilion Dv9500 Entertainment Notebook Pc Series Service Guide

							5.Flex the inside edges of the left and right sides (1) and the bottom edge (2) of the display bezel
until the bezel disengages from the display enclosure.
6.Release the display inverter (1) as far as the display panel cable and the backlight cable allow.
7.Disconnect the display panel cable (2) and the backlight cable (3) from the display inverter.
8.Remove the display inverter.
Reverse this procedure to install the display inverter.
Component replacement procedures 51 
						

							Hard drive
NOTE:All hard drive spare part kits include a hard drive bracket.
DescriptionSpare part number
250-GB, 5400-rpm453775-001
200-GB, 4200-rpm441424-001
200-GB, 4200-rpm449933-001
160-GB, 5400-rpm438485-001
120-GB, 5400-rpm446498-001
100-GB, 7200-rpm453197-001
80-GB, 5400-rpm446497-001
Before removing the hard drive, 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 47).
Remove the hard drive:
1.Position the computer with the front toward you.
2.Loosen the two Phillips PM2.5×8.0 captive screws (1) that secure each hard drive cover to the
computer.
3.Lift the right side of the hard drive cover (2), swing it to left, and then remove the cover. The hard
drive cover is included in the Plastics Kit, spare part number 432981-001.
52 Chapter 4   Removal and replacement procedures 
						

							4.Use the Mylar tab (1) to lift the hard drive (2) until it disconnects from the computer.
5.Remove the hard drive from the hard drive bay.
6.If it is necessary to replace the hard drive bracket, remove the four Phillips PM3.0×4.0
screws (1) that secure the hard drive bracket to the hard drive.
7.Lift the bracket (2) straight up to remove it from the hard drive.
Reverse this procedure to reassemble and install the hard drive.
Component replacement procedures 53 
						

							Computer feet
DescriptionSpare part number
Rubber Feet Kit (includes computer feet and display bezel rubber screw covers) 448017-001
The computer feet are adhesive-backed rubber pads. The feet attach to the base enclosure in the
locations illustrated below.
Memory module
DescriptionSpare part number
2048-MB (667-MHz, PC2-5300, 1-DIMM)448003-001
1024-MB (667-MHz, PC2-5300, 1-DIMM)446495-001
512-MB (667-MHz, PC2-5300, 1-DIMM) 446494-001
Before removing the memory 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 47).
Remove the memory module:
1.Position the computer with the front toward you.
2.Loosen the two Phillips PM2.5×5.0 captive screws (1) that secure the memory/WLAN module
compartment cover to the computer.
54 Chapter 4   Removal and replacement procedures 
						

							3.Lift the front of the cover (2), swing it toward the back of the computer, and then remove the cover.
The memory/WLAN module compartment cover is included in the Plastics Kit, spare part number
432981-001.
4.Spread the retaining tabs (1) on each side of the memory module slot to release the memory
module. (The edge of the module opposite the slot rises away from the computer.)
5.Remove the module (2) by pulling it away from the slot at an angle.
NOTE:Memory modules are designed with a notch (3) to prevent incorrect installation into the
memory module slot.
Reverse this procedure to install a memory module.
Component replacement procedures 55 
						

							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 battery (includes 2-sided tape) 449729-001
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 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 47).
5.Remove the memory/WLAN module compartment cover (see 
Memory module on page 54).
Remove the RTC battery:
Remove the RTC battery from the socket on the system board.
NOTE:The RTC battery is secured to the computer by 2-sided tape. All replacement RTC battery
spare part kits include 2-sided tape.
Reverse this procedure to install the RTC battery. Be sure the RTC battery is installed with the “+” sign
facing up.
56 Chapter 4   Removal and replacement procedures 
						

							WLAN module
DescriptionSpare part number
Intel 802.11a/b/g/n WLAN modules:
●For use in Antigua & Barbuda, Argentina, Aruba, the Bahamas, Barbados, Bermuda, Brunei,
Canada, the Cayman Islands, Chile, Colombia, Costa Rica, the Dominican Republic, Ecuador,
El Salvador, Guam, Guatemala, Haiti, Honduras, Hong Kong, India, Indonesia, Malaysia,
Mexico, Panama, Paraguay, Peru, Saudi Arabia, Taiwan, Uruguay, the United States,
Venezuela, and Vietnam
441086-001
●For use in Austria, Azerbaijan, Bahrain, Belgium, Brazil, Bulgaria, Croatia, Cyprus, the Czech
Republic, Denmark, Egypt, Estonia, Finland, France, Georgia, Germany, Greece, Hungary,
Iceland, Ireland, Israel, Italy, Latvia, Lebanon, Liechtenstein, Lithuania, Luxembourg, Malta,
Monaco, the Netherlands, Norway, Oman, the Philippines, Poland, Portugal, Qatar, Romania,
Russia, Serbia and Montenegro, Singapore, Slovakia, Slovenia, South Africa, Spain, Sri Lanka,
Sweden, Switzerland, Turkey, Ukraine, the United Kingdom, and Uzbekistan441086-002 and
441087-002
●For use in Australia, New Zealand, Pakistan, the Peoples Republic of China, and South Korea441086-003 and
441088-003
●For use in Japan441086-291 and
441089-291
●For use in South Korea441086-AD1
Broadcom 802.11a/b/g WLAN modules: 
●For use in Antigua & Barbuda, Argentina, Australia, the Bahamas, Barbados, Brunei, Canada,
Chile, the Dominican Republic, Guam, Guatemala, Hong Kong, India, Indonesia, Malaysia,
Mexico, New Zealand, Panama, Paraguay, Saudi Arabia, Taiwan, the United States, and
Vietnam407674-001,
451861-001, and
451865-001
●For use in Aruba, Austria, Azerbaijan, Bahrain, Belgium, Bermuda, Brazil, Bulgaria, the Cayman
Islands, Colombia, Croatia, Cyprus, the Czech Republic, Denmark, Egypt, El Salvador, Estonia,
Finland, France, Georgia, Germany, Greece, Hungary, Iceland, Ireland, Italy, Jordan, Latvia,
Lebanon, Liechtenstein, Lithuania, Luxembourg, Malta, Monaco, the Netherlands, Norway,
Oman, the Philippines, Poland, Portugal, Romania, Russia, Serbia and Montenegro,
Singapore, Slovakia, Slovenia, South Africa, Spain, Sri Lanka, Sweden, Switzerland, Turkey,
the United Kingdom, and Uzbekistan407674-002,
451861-002, and
451865-002
●For use in Ecuador, Haiti, Honduras, Pakistan, Peru, the Peoples Republic of China, Qatar,
South Korea, Uruguay, and Venezuela407674-003,
451861-003, and
451865-003
●For use in Japan407674-291,
451861-291, and
451865-291
Broadcom 802.11b/g WLAN module for use in Thailand407674-004,
451861-004, and
451865-004
Broadcom 802.11b/g WLAN modules: 
●For use in the United States and Canada441090-001
●For use in France, Germany, Italy, the Netherlands, Spain, the United Kingdom, Nordic region,
and India441090-002
Broadcom 4311AG 802.11a/b/g modules: 
●For use in the United States and Canada441075-001
●For use in France, Germany, Italy, the Netherlands, Spain, the United Kingdom, Nordic region,
and India441075-002
Component replacement procedures 57 
						

							DescriptionSpare part number
Broadcom 4321AGN 802.11a/b/g/n modules: 
●For use in the United States and Canada434661-001
●For use in France, Germany, Italy, the Netherlands, Spain, the United Kingdom, Nordic region,
and India434661-002
Before removing the WLAN 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 47).
5.Remove the memory/WLAN module compartment cover (see 
Memory module on page 54).
Remove the WLAN module:
1.Disconnect the WLAN antenna cables (1) from the WLAN module.
NOTE:The black WLAN antenna cable is connected to the WLAN module “Main” terminal. The
white WLAN antenna cable is connected to the WLAN module “Aux” terminal.
NOTE:Computer models equipped with an 802.11ab/g/n WLAN module will have an additional
wireless antenna cable (2), yellow in color.
2.Remove the two Phillips PM2.0×11.0 screws (3) that secure the WLAN module to the computer.
(The edge of the module opposite the slot rises away from the computer.)
3.Remove the WLAN module (4) by pulling it away from the slot at an angle.
NOTE:WLAN modules are designed with a notch (5) to prevent incorrect installation into the
WLAN module slot.
58 Chapter 4   Removal and replacement procedures 
						

							Reverse this procedure to install a WLAN module.
Optical drive
NOTE:All optical drive spare part kits include an optical drive bezel and bracket.
DescriptionSpare part number
Blu-ray Disc ROM Drive with SuperMulti DVD±R/RW Double-Layer (DL) support462356–001
HD DVD-ROM Drive with SuperMulti DVD±R/RW Double Layer support with LightScribe448006-001
DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive with LightScribe448005-001
DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive 448004-001
Before removing the optical drive, 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 47).
Remove the optical drive:
1.Position the computer with right side toward you.
2.Remove the Phillips PM2.5×8.0 screw (1) that secures the optical drive to the computer.
3.Insert a thin tool, such as a paper clip (2), into the disc tray release access hole. (The optical drive
disc tray is partially ejected from the optical drive.)
4.Use the disc tray frame to slide the optical drive (3) out of the computer.
Component replacement procedures 59 
						

							5.Remove the optical drive.
6.If it is necessary to replace the optical drive bracket, position the optical drive with the optical drive
bracket toward you.
7.Remove the two Phillips PM2.0×3.0 screws (1) that secure the optical drive bracket to the optical
drive.
8.Remove the optical drive bracket (2).
Reverse the above procedure to reassemble and install the optical drive.
60 Chapter 4   Removal and replacement procedures