This guide is a troubleshooting reference used for maintaining and servicing the computer. It provides
comprehensive information on identifying computer features, components, and spare parts; troubleshooting
computer problems; and performing computer disassembly procedures.
Bluetooth is a trademark owned by its proprietor and used by Hewlett-Packard Company under license. Intel and Core are trademarks or
registered trademarks of Intel Corporation or its subsidiaries in the United States and other countries. Microsoft and Windows are U.S.
registered trademarks of Microsoft Corporation. SD Logo is a trademark of its proprietor.
The information contained herein is subject to change without notice. The only warranties for HP products and services are set forth in
the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an
additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein.
First Edition: September 2009
Document Part Number: 575976-001
Safety warning notice
WARNING: To reduce the possibility of heat-related injuries or of overheating the computer, do not place the computer directly
Å
on your lap or obstruct the computer air vents. Use the computer only on a hard, flat surface. Do not allow another hard surface,
such as an adjoining optional printer, or a soft surface, such as pillows or rugs or clothing, to block airflow. Also, do not allow
the AC adapter to contact the skin or a soft surface, such as pillows or rugs or clothing, during operation. The computer and the
AC adapter comply with the user-accessible surface temperature limits defined by the International Standard for Safety of
Information Technology Equipment (IEC 60950).
TV Tuner Integrated NTSC/ATSC/QAM hybrid TV tuner module with F-PAL jack (select models only)
Integrated worldwide analog DVB-T TV tuner module with PAL jack (select models only)
Integrated worldwide analog DVB-T TV tuner module with F-PAL jack (select models only)
Integrated DVB-T TV tuner module with PAL jack (select models only)
Integrated DVB-T/ANG TV tuner module
Support for TV tuner antennas for both DVB-T and NTSC/ATSC (select models only)
External media card One ExpressCard 54 slot
Digital Media Slot supports Secure Digital (SD) Memory Card, MultiMediaCard (MMC),
Memory Stick (MS), Memory Stick Pro (MSP), xD Picture Card (XD)
Ports VGA, 15-pin supporting 1920 x 1200 resolution at 60Hz
VGA, 15-pin supporting 1600 x 1200 resolution at 75Hz
High-Definition Multimedia Interface (HDMI) v1.3b supporting 1080p with HDCP key
eSATA port combo with fourth USB port
Microphone stereo input (audio-in)
Two stereo headphone jacks (audio-out)
Four USB 2.0 ports
IEEE 1394a
RJ-11 (modem)
RJ-45 (Ethernet, includes link and activity lights)
Consumer infrared
MCX connector for TV antennas (select models only)
2-pin AC power for 90-W AC adapter
Docking Expansion port 3 supports the HP Notebook Expansion Base and HP Notebook QuickDock
Keyboard/pointing devices 16-inch full-size keyboard with numeric keypad
TouchPad supports 2-way scrolling
Taps enabled as default
Power requirements 90-W AC adapter with localized cable plug support (2-wire plug with ground pin, supports
2-pin DC connector) (UMA models)
3-cell 4.4-Ah 47-Wh Li-ion battery
6-cell 2.55-Ah 55-Wh Li-ion battery
6-cell 2.20-Ah 47-Wh Li-ion battery
12-cell 2.20-Ah 95-Wh Li-ion battery
Security Kensington Security Lock
Fingerprint reader with Digital Persona software support
Maintenance and Service Guide1–3
Product description
Category Description
Operating system Preinstalled:
Serviceability End-user replaceable parts:
Windows 7
AC adapter
Battery (system)
Hard drive
Memory module
MiniCard components
Optical drive
1–4Maintenance and Service Guide
Top components
Display components
2
External component identification
ItemComponentDescription
Internal microphones (2)Record sound.
1
Webcam light On: The webcam is in use.
2
Webcam Records audio and video and captures still photographs.
3
Maintenance and Service Guide2–1
External component identification
TouchPad
ItemComponentFunction
TouchPad light■ White: TouchPad is enabled.
1
TouchPad*Moves the pointer and selects or activates items on the screen.
2
■ Amber: TouchPad is disabled.
Left TouchPad button*Functions like the left button on an external mouse.
3
TouchPad on/off buttonEnables/disables the TouchPad.
4
TouchPad scroll zone Scrolls up or down.
5
Right TouchPad button*Functions like the right button on an external mouse.
6
*This table describes factory settings. To view or change device preferences, select Start > Devices and Printers. Then,
right-click the device representing your computer, and select Mouse settings.
2–2Maintenance and Service Guide
Buttons, speakers, and fingerprint reader
External component identification
.
ItemComponentDescription
Speakers (2) Produce sound
1
Power button*■ When the computer is off, press the button to turn on the computer.
2
■ When the computer is on, press the button briefly to initiate Sleep.
■ When the computer is in the Sleep state, press the button briefly to exit
Sleep.
■ When the computer is in Hibernation, press the button briefly to exit
Hibernation.
If the computer has stopped responding and Windows® shutdown
procedures are ineffective, press and hold the power button for at least 5
seconds to turn off the computer.
To learn more about power settings, Select Start > Control Panel > System and Security > Power Options.
Volume mute buttonMutes and restores speaker sound.
3
Volume scroll zoneAdjusts speaker volume. Slide your finger to the left to decrease volume and
4
Wireless button Turns the wireless feature on or off, but does not establish a wireless
5
to the right to increase volume. You can also tap the minus (-) sign on the
scroll zone to decrease volume, or tap the plus (+) sign on the scroll zone to
increase volume.
connection.
You must set up or access a wireless network to establish a wireless
✎
connection.
Fingerprint reader (select models
6
only)
This table describes factory settings. For information about changing factory settings, refer to the user guides located in
✎
Help and Support.
Maintenance and Service Guide2–3
Allows a fingerprint logon to Windows, instead of a password
logon.
External component identification
Keys
Item Component Function
esc key Displays system information when pressed in combination with the fn key.
1
fn key Executes frequently used system functions when pressed in combination with
2
Windows logo key Displays the Windows Start menu.
3
Windows applications key Displays a shortcut menu for items beneath the pointer.
4
Integrated numeric keypad keys Can be used like the keys on an external numeric keypad.
5
Function keys Execute frequently used system functions when pressed in combination with
6
a function key or the esc key.
the fn key.
2–4Maintenance and Service Guide
Lights
External component identification
ItemComponentDescription
Power lights (2)* ■ On: The computer is on.
1
■ Blinking: The computer is in the Sleep state.
■ Off: The computer is off or in Hibernation.
Battery light (beside power connector)■ On: A battery is charging.
2
■ Blinking: A battery that is the only available power source has
reached a low battery level. When the battery reaches a critical
battery level, the battery light begins blinking rapidly.
■ Off: If the computer is plugged into an external power source:
the light is turned off when all batteries in the computer are fully
charged. If the computer is not plugged into an external power
source, the light stays off until the battery reaches a low battery
level.
Drive light■ Blinking: The hard drive or optical drive is being accessed.
3
■ Amber: HP ProtectSmart Hard Drive Protection has
temporarily parked the hard drive.
Caps lock lightOn: Caps lock is on.
4
Volume mute light■ White: Computer sound is on.
5
■ Amber: Computer sound is off.
Volume down light On: The volume scroll zone is being used to decrease speaker
6
Volume scroll zoneOn: The volume scroll zone is being used to increase speaker
7
volume.
volume.
Volume up light On: The volume scroll zone is being used to increase speaker
8
Maintenance and Service Guide2–5
volume.
External component identification
ItemComponentDescription
Wireless■ Blue: An integrated wireless device, such as a wireless local
9
Num LockThe integrated numeric keypad is enabled, or num lock is enabled
-
*The 2 power lights display the same information. The light on the power button is visible only when the computer is open. The
power light on the front of the computer is visible whether the computer is open or closed.
Front components
area network (WLAN) device and/or a Bluetooth® device, is
on.
■ Amber: All wireless devices are off.
on a connected optional numeric keypad.
ItemComponentDescription
Power light■ On: The computer is on.
1
■ Blinking: The computer is in the Sleep state.
■ Off: The computer is off or in Hibernation.
Battery light■ On: A battery is charging.
2
■ Blinking: A battery that is the only available power source has reached a
low battery level. When the battery reaches a critical battery level, the
battery light begins blinking rapidly.
■ Off: If the computer is plugged into an external power source, the light is
turned off when all batteries in the computer are fully charged. If the
computer is not plugged into an external power source, the light stays off
until the battery reaches a low battery level.
Drive light ■ Blinking: The hard drive or optical drive is being accessed.
3
■ Amber: HP ProtectSmart Hard Drive Protection has temporarily parked the
hard drive.
Consumer infrared lensReceives a signal from the remote control.
4
Audio-in (microphone) jackConnects an optional computer headset microphone, stereo array
5
Audio-out (headphone) jacks (2)Produce sound when connected to optional powered stereo speakers,
6
This table describes factory settings. For information about changing factory settings, refer to the user guides located in
✎
Help and Support.
microphone, or monaural microphone.
headphones, ear buds, a headset, or television audio.
2–6Maintenance and Service Guide
Left-side components
Item Component Function
External monitor port Connects an external VGA monitor or projector.
1
Expansion port 3Connects the computer to an optional docking device or an optional
2
RJ-45 (network) jack Connects a network cable.
3
HDMI port (select models only)Connects an optional video or audio device, such as a high-definition
4
External component identification
expansion product.
The computer has only one expansion port. The term expansion port 3
✎
describes the type of expansion port.
television or any compatible digital or audio component.
eSATA/USB port (select models only) Connects an optional high-performance eSATA component, such as an
5
USB portConnects an optional USB device.
6
1394 port (select models only)Connects an optional IEEE 1394 or 1394a device, such as a camcorder.
7
Digital Media Slot activity lightOn: A digital card is being accessed.
8
Digital Media SlotSupports the following optional digital card formats:
eSATA external hard drive, or connects an optional USB device.
Depending on your computer model, the computer may include a USB
✎
port only.
■ Memory Stick (MS)
■ Memory Stick Pro (MSP)
■ MultiMedia Card (MMC)
■ Secure Digital (SD) Memory Card
■ xD-Picture Card (XD)
Maintenance and Service Guide2–7
External component identification
Right-side components
Item Component Function
Optical drive Reads optical discs and, on select models, also writes to optical discs.
1
Optical drive lightBlinking: The optical drive is being accessed.
2
USB ports (2) Connect optional USB devices.
3
TV antenna/cable jack (select models
4
only)
RJ-11 (modem) jack (select models
5
only)
Security cable slot Attaches an optional security cable to the computer.
6
AC adapter light■ On: The computer is connected to external power.
7
Power connector Connects an AC adapter.
8
Connects a TV antenna, a digital cable device, or a satellite device that
receives standard or high-definition TV broadcasts.
Connects a modem cable.
The security cable is designed to act as a deterrent, but it may not
✎
prevent the computer from being mishandled or stolen.
■ Off: The computer is not connected to external power.
2–8Maintenance and Service Guide
Bottom components
External component identification
Item Component Function
Hard drive bay Holds the hard drive.
1
Vents (7)Enable airflow to cool internal components.
2
The computer fan starts up automatically to cool internal components
✎
and prevent overheating. It is normal for the internal fan to cycle on and
off during routine operation.
Battery bay Holds the battery.
3
Memory module compartmentContains the memory module.
4
Also holds the WLAN module, TV tuner card (select models only), and the
Intel Turbo Memory card (select models only).
To prevent an unresponsive system, replace the wireless module only
Ä
with a wireless module authorized for use in the computer by the
governmental agency that regulates wireless devices in your country or
region. If you replave the module and then receive a warning message,
remove the module to restore computer functionality, and then contact
technical support through Hep and Support.
Battery release latch Releases the battery from the battery bay.
5
Maintenance and Service Guide2–9
Service tag
When ordering parts or requesting information, provide the computer serial number and model number located on
the service tag.
3
Illustrated parts catalog
ComponentDescription
1 Product nameThis is the product name affixed to the front of the computer.
2 Serial number (s/n)This is an alphanumeric identifier that is unique to each product.
3 Part number/ product number (p/n)This number provides specific information about the product’s hardware
components. The part number helps a service technician to determine what
components and parts are needed.
4 Model descriptionThis is the alphanumeric identifier used to locate documents, drivers, and support
for the computer.
5 Warranty periodThis number describes the duration of the warranty period for the computer.
Maintenance and Service Guide3–1
Illustrated parts catalog
Computer major components
3–2Maintenance and Service Guide
Illustrated parts catalog
ItemDescriptionSpare Part Number
(1) 15.6-inch display assembly (includes wireless antenna transceivers and cables)
See Display assembly components on page 3-9 for more information on display
✎
assembly spare part numbers.
BrightView display assembly with webcam and 2 microphones for use in white computers538348-001
BrightView display assembly with webcam and 2 microphones for use in black computers538312-001
(2)Power button board (includes cable)
For use in computers with discrete graphics subsystems512835-001
Rubber Feet Kit (not illustrated, includes 4 base enclosure rubber feet)516499-001
“Cable Kit” on page 3-12 for more Cable Kit spare part information) 512832-001
579158-001
(14)Audio/infrared board (includes cable)
For use in computers with discrete graphics subsystems 512836-001
(15)USB board (includes cable)
For use in computers with discrete graphics subsystems516855-001
(16) Battery
12-cell, 95-Wh, 8.8-Ah Li-ion battery511884-001
Maintenance and Service Guide3–5
Illustrated parts catalog
ItemDescriptionSpare Part Number
6-cell, 55-Wh, 2.55-Ah Li-ion battery511872-001
6-cell, 47-Wh, 2.2-Ah Li-ion battery484170-001
3-cell, 47-Wh, 4.4-Ah Li-ion battery516915-001
(17) Optical drive (includes bezel and bracket)
■ DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive with LightScribe511880-001
■ Blu-ray ROM with LightScribe DVD±R/RW SuperMulti Double-Layer Drive511882-001
(18)TV tuner module
✎
DVB-T TV tuner module482899-003
DVB-T/ANG TV tuner module482899-002
ATSC/NTSC/QAM hybrid TV tuner module482899-001
TV tuner external antenna cable (not illustrated)
With F-PAL jack482900-001
With PAL jack482900-002
The TV tuner module spare part kit does not include a TV tuner module cable. The TV tuner module cable is
included in the Cable Kit, spare part number 512832-001.
(19)RTC battery 449729-001
(20) Memory modules, PC3, 1066-MHz FSB
■ 4096-MB 579156-001
■ 2048-MB 579155-001
■ 1024-MB 579154-001
(21)Modem module
The modem module spare part kit does not include a modem module cable. The modem module cable is
✎
included in the Cable Kit, spare part number 512832-001.
For use in all countries and regions except Australia and New Zealand510100-001
For use only in Australia and New Zealand510100-011
(22)WLAN module
Broadcom 4312 802.11b/g WLAN module:
■ For use in Antigua and Barbuda, Barbados, Belize, Canada, the Cayman Islands, Guam,
Puerto Rico, Trinidad and Tobago, the U.S. Virgin Islands, and the United States
504593-003
3–6Maintenance and Service Guide
Illustrated parts catalog
ItemDescriptionSpare Part Number
■ For use in Afghanistan, Albania, Algeria, Andorra, Angola, Argentina, Armenia, Aruba,
Australia, Austria, Azerbaijan, the Bahamas, Bahrain, Bangladesh, Belarus, Belgium,
Benin, Bermuda, Bhutan, Bolivia, Bosnia and Herzegovina, Botswana, Brazil, the British
Virgin Islands, Brunei, Bulgaria, Burkina Faso, Burundi, Cameroon, Cape Verde, the
Central African Republic, Chad, Chile, the People's Republic of China, Colombia,
Comoros, the Congo, Costa Rica, Croatia, Cyprus, the Czech Republic, Denmark,
Djibouti, Dominica, the Dominican Republic, East Timor, Ecuador, Egypt, El Salvador,
Equitorial Guinea, Eritrea, Estonia, Ethiopia, Fiji, Finland, France, French Guiana, Gabon,
Gambia, Georgia, Germany, Ghana, Gibraltar, Greece, Grenada, Guadeloupe,
Guatemala, Guinea, Guinea-Bissau, Guyana, Haiti, Honduras, Hong Kong, Hungary,
Iceland, India, Ireland, Israel, Italy, the Ivory Coast, Jamaica, Jordan, Kazakhstan, Kenya,
Kiribati, Kyrgyzstan, Laos, Latvia, Lebanon, Lesotho, Liberia, Liechtenstein, Lithuania,
Luxembourg, Macedonia, Madagascar, Malawi, Malaysia, the Maldives, Mali, Malta, the
Marshall Islands, Martinique, Mauritania, Mauritius, Mexico, Micronesia, Monaco,
Mongolia, Montenegro, Morocco, Mozambique, Namibia, Nauru, Nepal, the Nether
Antilles, the Netherlands, New Zealand, Nicaragua, Niger, Nigeria, Norway, Oman,
Pakistan, Palau, Panama, Papua New Guinea, Paraguay, Peru, the Philippines, Poland,
Portugal, the Republic of Moldova, Romania, Russia, Rwanda, Samoa, San Marino, Sao
Tome and Principe, Saudi Arabia, Senegal, Serbia, the Seychelles, Sierra Leone,
Singapore, Slovakia, Slovenia, the Solomon Islands, Somalia, South Africa, South Korea,
Spain, Sri Lanka, St. Kitts and Nevis, St. Lucia, St. Vincent and the Grenadines,
Suriname, Swaziland, Sweden, Switzerland, Taiwan, Tajikistan, Tanzania, Togo, Tonga,
Trinidad and Tobago, Tunisia, Turkey, Turkmenistan, Tuvalu, Uganda, Ukraine, the
United Arab Emirates, the United Kingdom, Uruguay, Uzbekistan, Vanuatu, Venezuela,
Vietnam, Yemen, Zaire, Zambia, and Zimbabwe
■ For use in Antigua and Barbuda, Barbados, Belize, Canada, the Cayman Islands, Guam,
Puerto Rico, Trinidad and Tobago, the U.S. Virgin Islands, and the United States
■ For use in Afghanistan, Albania, Algeria, Andorra, Angola, Argentina, Armenia, Aruba,
Australia, Austria, Azerbaijan, the Bahamas, Bahrain, Bangladesh, Belarus, Belgium,
Benin, Bermuda, Bhutan, Bolivia, Bosnia and Herzegovina, Botswana, Brazil, the British
Virgin Islands, Brunei, Bulgaria, Burkina Faso, Burundi, Cameroon, Cape Verde, the
Central African Republic, Chad, Chile, the People's Republic of China, Colombia,
Comoros, the Congo, Costa Rica, Croatia, Cyprus, the Czech Republic, Denmark,
Djibouti, Dominica, the Dominican Republic, East Timor, Ecuador, Egypt, El Salvador,
Equitorial Guinea, Eritrea, Estonia, Ethiopia, Fiji, Finland, France, French Guiana, Gabon,
Gambia, Georgia, Germany, Ghana, Gibraltar, Greece, Grenada, Guadeloupe,
Guatemala, Guinea, Guinea-Bissau, Guyana, Haiti, Honduras, Hong Kong, Hungary,
Iceland, India, Ireland, Israel, Italy, the Ivory Coast, Jamaica, Jordan, Kazakhstan, Kenya,
Kiribati, Kyrgyzstan, Laos, Latvia, Lebanon, Lesotho, Liberia, Liechtenstein, Lithuania,
Luxembourg, Macedonia, Madagascar, Malawi, Malaysia, the Maldives, Mali, Malta, the
Marshall Islands, Martinique, Mauritania, Mauritius, Mexico, Micronesia, Monaco,
Mongolia, Montenegro, Morocco, Mozambique, Namibia, Nauru, Nepal, the Nether
Antilles, the Netherlands, New Zealand, Nicaragua, Niger, Nigeria, Norway, Oman,
Pakistan, Palau, Panama, Papua New Guinea, Paraguay, Peru, the Philippines, Poland,
Portugal, the Republic of Moldova, Romania, Russia, Rwanda, Samoa, San Marino, Sao
Tome and Principe, Saudi Arabia, Senegal, Serbia, the Seychelles, Sierra Leone,
Singapore, Slovakia, Slovenia, the Solomon Islands, Somalia, South Africa, South Korea,
Spain, Sri Lanka, St. Kitts and Nevis, St. Lucia, St. Vincent and the Grenadines,
Suriname, Swaziland, Sweden, Switzerland, Taiwan, Tajikistan, Tanzania, Togo, Tonga,
Trinidad and Tobago, Tunisia, Turkey, Turkmenistan, Tuvalu, Uganda, Ukraine, the
United Arab Emirates, the United Kingdom, Uruguay, Uzbekistan, Vanuatu, Venezuela,
Vietnam, Yemen, Zaire, Zambia, and Zimbabwe
■ For use in Andorra, Antigua and Barbuda, Argentina, Australia, Austria, Azerbaijan, the
Bahamas, Bahrain, Barbados, Belgium, Bolivia, Bosnia and Herzegovina, Brazil, Brunei,
Bulgaria, Canada, Chile, the People's Republic of China, Colombia, Costa Rica, Croatia,
Cyprus, the Czech Republic, Denmark, the Dominican Republic, Ecuador, Egypt, El
Salvador, Estonia, Finland, France, Georgia, Germany, Ghana, Greece, Guatemala,
Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Pakistan, South
Africa, Spain, Sri Lanka, Sweden, Switzerland, Taiwan, Tanzania, Thailand, Trinidad and
Tobago, Turkey, the United Arab Emirates, the United Kingdom, Uruguay, the United
States, Venezuela, and Vietnam
■ For use in Andorra, Antigua and Barbuda, Argentina, Australia, Austria, Azerbaijan, the
Bahamas, Bahrain, Barbados, Belgium, Bolivia, Bosnia and Herzegovina, Brazil, Brunei,
Bulgaria, Canada, Chile, the People's Republic of China, Colombia, Costa Rica, Croatia,
Cyprus, the Czech Republic, Denmark, the Dominican Republic, Ecuador, Egypt, El
Salvador, Estonia, Finland, France, Georgia, Germany, Ghana, Greece, Guatemala,
Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Pakistan, South
Africa, Spain, Sri Lanka, Sweden, Switzerland, Taiwan, Tanzania, Thailand, Trinidad and
Tobago, Turkey, the United Arab Emirates, the United Kingdom, Uruguay, the United
States, Venezuela, and Vietnam
(23) Hard drive (includes left and right bracket rails, connector cable, Mylar cover with tab, and 4 rubber isolators)
■ 500-GB, 7200-rpm575402-001
■ 500-GB, 5400-rpm 511879-001
■ 320-GB, 7200-rpm 511876-001
■ 320-GB, 5400-rpm 511877-001
572507-001
572508-001
■ 250-GB, 7200-rpm 511874-001
■ 250-GB, 5400-rpm511875-001
Hard Drive Hardware Kit (not illustrated: includes left and right bracket rails, connector
cable, Mylar cover with tab, and 4 rubber isolators)
Bluetooth module (does not iclude cable) (not illustrated)537921-001
Bluetooth module cable (not illustrated)579161-001
ExpressCard module (not illustrated)464793-002
483862-001
3–8Maintenance and Service Guide
Display assembly components
BrightView panel
Illustrated parts catalog
Item Description Spare part number
Display bezel512364-001
1
Display Hinge Kit (includes right and left hinges and display panel cable)574556-001
2
Webcam/microphone module571742-001
3
Display panel 570095-001
4
Display panel (LED) cable 574554-001
5
Display enclosure (includes wireless antenna transceivers and cables and logo LED board and cable)