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, Core, Celeron, and
Pentium are trademarks of Intel Corporation in the U.S. and other countries. Microsoft, Windows, and Windows Vista 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: May 2009
Document Part Number: 512435-001
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).
Fixed (no tilt)
Activity LED
640 × 480 by 24 frames per second
EthernetIntel Realtek 8111C 10/100/1000 network
interface card (NIC)
Intel Realtek 8102E 10/100 NIC9
Ethernet cable included99
WirelessIntegrated WLAN options by way of
wireless module
2 wireless antennas built into display assembly
Supports no-WLAN option
Support for the following WLAN formats:
■ Broadcom 4322AGN 802.11a/b/g/n
WLAN module
■ Broadcom 4322AGN 802.11a/b/g/n
WLAN module with Bluetooth®
■ Atheros 9285G 802.11a/b/g/n
■ Atheros 9285G 802.11a/b/g/n with Bluetooth
■ Intel WiFi Link 5100 802.11a/b/g/n
■ Intel WiFi Link 5100 802.11a/b/g/n
with Bluetooth
■ Broadcom 4312G 802.11a/b/g
WLAN module
■ Broadcom 4312G 802.11a/b/g
WLAN module with Bluetooth
Discrete graphics
subsystem memory
99
99
9
99
UMA graphics
subsystem memory
External media cardsOne ExpressCard slot, supporting optional
ExpressCard/34 cards
Digital Media Slot supporting Memory
Stick (MS), Memory Stick Pro (MSP),
MultiMediaCard (MMC), Secure Digital (SD)
Memory Card, Secure Digital Input/Output (SD
I/O), and xD-Picture Card (XD). Adapter (not
included) provides support for mini versions of
SD, MMC, and MS Duo.
99
Continued
1–4Maintenance and Service Guide
Product description
CategoryDescription
PortsAudio-in (mono microphone)
Audio-out (stereo headphone)
Consumer infrared
eSATA
HDMI v. 1.3b supporting 1080p with HDCP key
HP Smart Adapter power
Multi-pin AC power
RJ-45 (Ethernet, includes link and
activity lights)
USB v. 2.0 (3)
VGA (Dsub 15-pin) supporting:
■ 1920 × 1200 external resolution at 60 GHz
■ 1600 × 1200 external resolution at 75 GHz
hot plug/unplug with auto-detect
Keyboard/pointing
devices
13-in keyboard
Available in:
■ Black with painted finish
■ White with molded finish (Canada, Denmark,
Finland, Japan, Norway, South Korea, and
Thailand)
TouchPad with 2 TouchPad buttons
Supports 2-way scroll
Taps enabled as default
Discrete graphics
subsystem memory
99
99
UMA graphics
subsystem memory
Power requirements90-W HP Smart Adapter with localized cable
plug support (3-wire plug with ground pin,
supports 3-pin DC connector)
65-W HP Smart Adapter with localized cable
plug support (3-wire plug with ground pin,
supports 3-pin DC connector)
Fingerprint reader with Digital Persona
software support
Operating systemPreinstalled:
Windows Vista® Business (32 bit)
Windows Vista Home Basic (32 bit)
Windows Vista Premium (64 and 32 bit)
Windows Vista Ultimate (64 bit)
FreeDOS
ServiceabilityEnd-user replaceable parts:
AC adapter
Battery (system)
Hard drive
Memory modules
RTC battery
Optical drive
WLAN module
WWAN module
Discrete graphics
subsystem memory
99
99
99
UMA graphics
subsystem memory
1–6Maintenance and Service Guide
Top components
Display components
2
External component identification
ItemComponentDescription
(1)Wireless antennasOn select computer models, at least 2 antennas send and receive signals
from one or more wireless devices.
The antennas are not visible from the outside of the computer.
✎
For optimal transmission, keep the areas immediately around
the antennas free from obstructions.
(2)Webcam lightOn: The webcam is in use.
(3)WebcamRecords audio and video and captures still photographs.
(4)Internal microphoneRecords sound.
(5)Internal display switchTurns off the display and initiates Sleep if the display is closed while the power
is on.
To see wireless regulatory notices, refer to the section of the
✎
to your country or region. These notices are located in Help and Support.
Maintenance and Service Guide2–1
Regulatory, Safety and Environmental Notices
that applies
External component identification
Buttons and fingerprint reader (select models only)
ItemComponentDescription
(1)Power button*■ When the computer is off, press the button to turn on the computer.
■ 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 your power settings, select Start > Control Panel >
System and Maintenance > Power Options.
(2)Wireless buttonTurns the wireless feature on or off but does not create a wireless
connection.
To establish a wireless connection, a wireless network must already be
✎
set up.
(3)Volume mute buttonMutes and restores speaker sound.
(4)Volume scroll zoneTo decrease the volume, slide your finger to the left on the scroll zone or tap
the minus sign. To increase the volume, slide your finger to the right on the
scroll zone or tap the plus sign.
(5)Fingerprint reader (select
models only)
Allows a fingerprint logon to Windows, instead of a password logon.
*This table describes factory settings. For information about changing factory settings, refer to the user guides located in
Help and Support.
2–2Maintenance and Service Guide
Keys
External component identification
ItemComponentDescription
(1)esc keyDisplays system information when pressed in combination with the fn key.
(2)
(3)Windows logo keyDisplays the Windows Start menu.
(4)Windows applications keyDisplays a shortcut menu for items beneath the pointer.
(5)Embedded numeric keypad keysCan be used like the keys on an external numeric keypad.
(6)Function keysExecute frequently used system functions when pressed in combination with
fn keyExecutes frequently used system functions when pressed in combination with
a function key or the
fn key.
the
esc key.
Maintenance and Service Guide2–3
External component identification
Lights
ItemComponentDescription
(1)Caps lock lightOn: Caps lock is on.
(2)Power lights (2)*■ On: The computer is on.
■ Blinking: The computer is in the Sleep state.
■ Off: The computer is off or in Hibernation.
(3)Wireless light■ On: An integrated wireless device, such as a wireless local area network
(WLAN) device and/or a Bluetooth® device, is on.
■ Off: All wireless devices are off.
(4)Volume mute light■ White: Computer sound is on.
■ Amber: Computer sound is off.
(5)Volume down lightOn: The volume scroll zone is being used to decrease speaker volume.
(6)Volume up lightOn: The volume scroll zone is being used to increase speaker volume.
(7)Num lock lightOn: Num lock is on or the embedded numeric keypad is enabled.
(8)Battery light■ On: A battery is charging.
■ Blinking: A battery that is the only available power source has reached a
low battery level. When the battery reaches a critical low-battery level, the
battery light begins blinking more 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.
(9)Drive lightBlinking: The hard drive or optical drive is being accessed.
*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.
2–4Maintenance and Service Guide
Pointing devices
ItemComponentDescription
External component identification
(1)TouchPad light■ White: TouchPad is enabled.
■ Amber: TouchPad is disabled.
(2)TouchPad*Moves the pointer and selects or activates items on the screen.
(3)Left TouchPad button*Functions like the left button on an external mouse.
(4)TouchPad on/off buttonEnables/disables the TouchPad.
(5)TouchPad scroll zoneScrolls up or down.
(6)Right TouchPad button*Functions like the right button on an external mouse.
*This table describes factory settings. To view or change pointing device references, select Start > Control Panel > Hardware
and Sound > Mouse.
Maintenance and Service Guide2–5
External component identification
Front components
ItemComponentDescription
(1)Power light■ On: The computer is on.
(2)Battery light■ On: A battery is charging.
(3)Drive light Blinking: The hard drive or optical drive is being accessed.
■ Blinking: The computer is in the Sleep state.
■ Off: The computer is off or in Hibernation.
■ Blinking: A battery that is the only available power source has reached a
low battery level or a critical battery level.
■ 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.
(4)Consumer infrared lensReceives a signal from the remote control (provided with select models only).
(5)Audio-in (microphone) jackConnects an optional computer headset microphone, stereo array
(6)Audio-out (headphone) jackProduces sound when connected to optional powered stereo speakers,
Left-side components
ItemComponentDescription
(1)Power connectorConnects an AC adapter.
(2)AC adapter light■ On: The computer is connected to external power.
microphone, or monaural microphone.
headphones, ear buds, a headset, or television audio.
■ Off: The computer is not connected to external power.
(3)USB ports (2)Connect optional USB devices.
(4)Optical driveReads optical discs and, on select models, also writes to optical discs.
(5)Optical drive lightBlinking: The drive is being accessed.
2–6Maintenance and Service Guide
Right-side components
ItemComponentDescription
(1)ExpressCard slotSupports an optional ExpressCard/34 module.
(2)Digital Media SlotSupports the following optional digital card formats: Secure Digital (SD)
(3)Digital Media Slot lightBlinking: The media card is being accessed.
(4)eSATA/USB portConnects a high-performance eSATA component, such as an eSATA external
(5)HDMI portConnects an optional video or audio device, such as a high-definition
External component identification
Memory Card, Secure Digital Input/Output (SD I/O), MultiMediaCard (MMC),
Memory Stick (MS), Memory Stick Pro (MSP), xD-Picture Card (XD).
hard drive, or connects an optional USB device.
television, or any compatible digital or audio component.
Depending on your computer model, the computer may include an
✎
HDMI port or a USB port at this location.
(6)RJ-45 (network) jackConnects a network cable.
(7)External monitor portConnects an external VGA monitor or projector.
(8)VentEnables airflow to cool internal components.
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.
(9)Security cable slotAttaches an optional security cable to the computer.
The security cable is designed to act as a deterrent, but it may not
✎
prevent the computer from being mishandled or stolen.
Maintenance and Service Guide2–7
External component identification
Bottom components
ItemComponentDescription
(1)Battery release latchReleases the battery from the battery bay.
(2)Battery bayHolds the battery.
(3)Wireless module compartmentHolds a wireless LAN module and the RTC battery.
To prevent an unresponsive system, replace the wireless module only
✎
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 replace the module and then receive a warning message,
remove the module to restore computer functionality, and then contact
technical support through Help and Support.
(4)Vents (6)Enable airflow to cool internal components.
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.
(5)Hard drive bayHolds the hard drive and the memory module slots.
2–8Maintenance and Service Guide
Service tag
When ordering parts or requesting information, provide the computer serial number and model number provided
on the service tag.
3
Illustrated parts catalog
ItemComponentDescription
1 Product nameThis is the product name affixed to the front of the computer.
2Serial number (s/n)This is an alphanumeric identifier that is unique to each product.
3Part 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.
4Model descriptionThis is the alphanumeric identifier used to locate documents,
drivers, and support for the computer.
5Warranty 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)Display assembly (includes 2 WLAN antenna transceivers and cables, microphone, nameplate, and logo):
■ 13.3-in BrightView display assembly for use only with computer models equipped
with webcam
■ 13.3-in BrightView display assembly for use only with computer models not equipped
with webcam
See “Display assembly subcomponents” on page 7 for display assembly internal component spare
✎
part information.
(2)Keyboard cover (includes power button board and cable)531819-001
(3)Keyboard (includes keyboard cable):
■ For use in South Korea531774-AB1
■ For use in Taiwan531774-AB1
■ For use in Thailand531774-281
■ For use in the United States531774-001
Speaker assembly534435-001
(4a)Left speaker and cable
(4b)Right speaker and cable
(5)Top cover (includes TouchPad on/off board and cable, TouchPad button board and cable, and TouchPad board
and cable):
For use only with computer models equipped with fingerprint reader board (includes
fingerprint reader board cable)
531798-001
531799-001
531824-001
For use only with computer models not equipped with fingerprint reader board531825-001
Plastics Kit, includes:535521-001
(6a)ExpressCard slot bezel
(6b)Wireless module compartment cover
(6c)Hard drive cover
See “Plastics Kit” on page 8 for more Plastics Kit spare part information.
■ Broadcom 4322AGN 802.11a/b/g/n WLAN module for use in Canada,
the Cayman Islands, Guam, Puerto Rico, the United States, and the U.S. Virgin Islands
■ Broadcom 4322AGN 802.11a/b/g/n WLAN module for use in Afghanistan, Albania,
Algeria, Andorra, Angola, Antigua and Barbuda, Argentina, Armenia, Aruba, Australia,
Austria, Azerbaijan, the Bahamas, Bahrain, Bangladesh, Barbados, Belarus, Belgium,
Belize, Benin, Bermuda, Bhutan, Bolivia, Bosnia and Herzegovina, Botswana, Brazil,
the British Virgin Islands, Brunei, Bulgaria, Burkina Faso, Burundi, Cambodia,
Cameroon, Cape Verde, the Central African Republic, Chad, 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, Indonesia, Ireland, Israel, Italy, the Ivory Coast, Jamaica, Japan, Jordan,
Kazakhstan, Kenya, Kiribati, Kuwait, 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,
the People's Republic of China, Peru, the Philippines, Poland, Portugal, Qatar,
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, Syria, Taiwan, Tajikistan, Tanzania,
Thailand, 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
504664-001
504664-002
■ Atheros 9285G 802.11a/b/g/n WLAN module for use in Canada, the Cayman Islands,
Guam, Puerto Rico, the United States, and the U.S. Virgin Islands
■ Intel WiFi Link 5100 802.11a/b/g/n WLAN module for use in all countries and regions
except Pakistan, Russia, and the Ukraine
518436-001
480985-001
Continued
Maintenance and Service Guide3–5
Illustrated parts catalog
ItemDescriptionSpare Part Number
(20)WLAN module
802.11a/b/g WLAN module:
■ Broadcom 4312G 802.11a/b/g WLAN module for use in Canada, the Cayman Islands,
Guam, Puerto Rico, the United States, and the U.S. Virgin Islands
■ Broadcom 4312G 802.11a/b/g WLAN module for use in Afghanistan, Albania, Algeria,
Andorra, Angola, Antigua and Barbuda, Argentina, Armenia, Aruba, Australia, Austria,
Azerbaijan, the Bahamas, Bahrain, Bangladesh, Barbados, Belarus, Belgium, Belize,
Benin, Bermuda, Bhutan, Bolivia, Bosnia and Herzegovina, Botswana, Brazil,
the British Virgin Islands, Brunei, Bulgaria, Burkina Faso, Burundi, Cambodia,
Cameroon, Cape Verde, the Central African Republic, Chad, 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, Indonesia, Ireland, Israel, Italy, the Ivory Coast, Jamaica, Japan, Jordan,
Kazakhstan, Kenya, Kiribati, Kuwait, 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,
the People's Republic of China, Peru, the Philippines, Poland, Portugal, Qatar,
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, Syria, Taiwan, Tajikistan, Tanzania,
Thailand, 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
(continued)
504593-001
504593-002
■ Intel WiFi Link 5100 802.11a/b/g WLAN module for use only in Pakistan, Russia,
and the Ukraine
(21)RTC battery (includes cable and double-sided tape)531829-001
(22)Memory modules (800-MHz, DDR2):
■ 4-GB530792-001
■ 2-GB530790-001
■ 1-GB530788-001
(23)Hard drive (includes hard drive connector and hard drive bracket):
■ 500-GB, 7200-rpm573738-001
■ 500-GB, 5400-rpm530797-001
■ 320-GB, 7200-rpm572085-001
■ 320-GB, 5400-rpm530796-001
■ 250-GB, 7200-rpm572084-001
■ 250-GB, 5400-rpm530795-001
■ 160-GB, 5400-rpm530794-001
Hard Drive Hardware Kit (not illustrated, includes hard drive connector, hard drive bracket,
and screws)
482957-001
534990-001
3–6Maintenance and Service Guide
Display assembly subcomponents
Illustrated parts catalog
ItemDescriptionSpare part number
(1)Display bezel
For use only with computer models equipped with a webcam531800-001
For use only with computer models not equipped with a webcam531801-001