AMD and Radeon are trademarks of Advanced
Micro Devices, Inc. Bluetooth is a trademark
owned by its proprietor and used by HewlettPackard Company under license. Intel, Celeron,
Core, and Pentium are trademarks of Intel
Corporation in the U.S. 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: May 2013
Document Part Number: 721484-001
Safety warning notice
WARNING! To reduce the possibility of heat-related injuries or of overheating the device, do not place the
device directly on your lap or obstruct the device air vents. Use the device 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 device 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).
Right side ............................................................................................................................................................... 5
Left side ................................................................................................................................................................. 6
Front ....................................................................................................................................................................... 7
Top ......................................................................................................................................................................... 9
3 Illustrated parts catalog .............................................................................................................................. 15
Computer major components ............................................................................................................................. 15
Mass storage devices .......................................................................................................................................... 22
Miscellaneous parts ............................................................................................................................................. 24
Sequential part number listing ........................................................................................................................... 25
4 Removal and replacement procedures ........................................................................................................... 31
Hard drive .......................................................................................................................................... 53
Top cover ........................................................................................................................................... 61
Power button board .......................................................................................................................... 65
USB board .......................................................................................................................................... 71
Power connector cable ...................................................................................................................... 73
Updating the BIOS ................................................................................................................................................ 99
Determining the BIOS version ........................................................................................................... 99
Downloading a BIOS update ........................................................................................................... 100
Using System Diagnostics ................................................................................................................................. 101
39.6-cm (15.6-in), HD display specifications .................................................................................................... 104
Hard drive specifications ................................................................................................................................... 105
7 Backing up, restoring, and recovering ......................................................................................................... 107
Creating recovery media and backups .............................................................................................................. 108
viENWW
Creating HP Recovery media ........................................................................................................... 108
Restore and recovery ........................................................................................................................................ 110
Using Windows Refresh for quick and easy recovery .................................................................... 111
Remove everything and reinstall Windows .................................................................................... 111
Recovering using HP Recovery Manager ........................................................................................ 112
What you need to know ................................................................................................ 112
Using the HP Recovery partition to recover (select models only) ............................... 112
Using HP Recovery media to recover ........................................................................... 113
Changing the computer boot order .............................................................................. 113
Removing the HP Recovery partition ............................................................................................. 113
8 Power cord set requirements ...................................................................................................................... 115
Requirements for all countries ......................................................................................................................... 115
Requirements for specific countries and regions ............................................................................................. 116
Index ........................................................................................................................................................... 125
WARNING! To reduce the risk of personal injury, adjust the
volume before using headphones, earbuds, or a headset. For
additional safety information, see the Regulatory, Safety andEnvironmental Notices.
NOTE: When a device is connected to a headphone jack, the
computer speakers are disabled.
(8)
Digital Media SlotReads data from and writes data to digital memory cards such as
Secure Digital (SD).
6Chapter 2 External component identificationENWW
ComponentDescription
Front
(9)
(10)
ComponentDescription
Speakers (2)Produce sound.
Hard drive light
Power light
●
Blinking white: The hard drive is being accessed.
●
White: The computer is on.
●
Blinking white: The computer is in the Sleep state, which is
an energy-saving mode. The computer shuts off power to
the display and other unneeded components.
●
Off: The computer is off or in Hibernation. Hibernation is an
energy-saving mode that uses the least amount of power.
ENWWFront7
Display
ComponentDescription
(1)Internal display switchTurns off the display and initiates Sleep if the display is closed while
(2)Internal microphoneRecords sound.
(3)WebcamRecords video, captures still photographs, and allows video
(4)Webcam lightOn: The webcam is in use.
(5)WLAN antenna*Send and receive wireless signals to communicate with wireless local
*The antenna is not visible from the outside of the computer. For optimal transmission, keep the area immediately around the
antenna free from obstructions. For wireless regulatory notices, see the section of the Regulatory, Safety, and Environmental Notices
that applies to your country or region. These notices are located in Help and Support. To access Help and Support in Windows 8, from
the Start screen, type help, and then select Help and Support from the list of apps.
the power is on.
NOTE: The internal display switch is not visible from the outside of
the computer.
conferences and online chat by means of streaming video.
To use the webcam in Windows 8, from the Start screen, type
cyberlink, and then select CyberLink YouCam from the list of
apps.
area networks (WLANs).
8Chapter 2 External component identificationENWW
Top
TouchPad
ComponentDescription
(1)TouchPad on/off buttonTurns the TouchPad on or off.
(2) TouchPad light
(3)TouchPad zoneMoves the on-screen pointer and selects or activates items on
(4)Left TouchPad buttonFunctions like the left button on an external mouse.
(5)Right TouchPad buttonFunctions like the right button on an external mouse.
●
Amber: The TouchPad is enabled.
●
Off: The TouchPad is disabled.
the screen.
ENWWTop9
Lights
ComponentDescription
(1)Caps lock lightWhite: Caps lock is on, which switches the keys to all capital
letters.
Off: Caps lock is off.
(2)
(3)
Power light
Wireless light
●
White: The computer is on.
●
Blinking white: The computer is in the Sleep state, which is
an energy-saving mode. The computer shuts off power to
the display and other unneeded components.
●
Off: The computer is off or in Hibernation. Hibernation is an
energy-saving mode that uses the least amount of power.
●
White: An integrated wireless device, such as a wireless
local area network (WLAN) device and/or a Bluetooth®
device, is on.
●
Amber: All wireless devices are off.
10Chapter 2 External component identificationENWW
Buttons
ComponentDescription
Power button
●
When the computer is off, press the button to turn on the
computer.
●
When the computer is in the Sleep state, press the button
briefly to exit Sleep.
●
When the computer is in Hibernation, press the button
down briefly to exit Hibernation.
If the computer has stopped responding and Microsoft®
Windows® shutdown procedures are ineffective, press and hold
the power button down for at least 5 seconds to turn off the
computer.
CAUTION: Pressing and holding down the power button will
result in the loss of unsaved information.
In Windows 8:
1.From the Start screen, type power options.
2.Click Settings, and then select Power Options from the
options displayed.
ENWWTop11
Keys
ComponentDescription
(1)esc keyDisplays system information when pressed in combination with
the fn key.
(2)fn keyDisplays system information when pressed in combination with
the esc key.
(3)
(4)Action keysExecute frequently used system functions.
(5)
Windows 8 logo keyWindows 8: Returns you to the Start screen from an open app or
the Desktop.
NOTE: Pressing the Windows logo key again will return you to
the previous screen.
Windows 8 applications keyWindows 8: Displays options for a selected object.
12Chapter 2 External component identificationENWW
Bottom
ComponentDescription
(1)Battery bayHolds the battery.
(2)Vents (3)Enable airflow to cool internal components.
NOTE: 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.
(3)
Battery release latchReleases the battery from the battery bay.
ENWWBottom13
ComponentDescription
(4)
(5)
Wireless and memory module
compartment
Hard drive bayContains the hard drive.
Contains the wireless and memory modules.
CAUTION: 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 support through Help and Support.
14Chapter 2 External component identificationENWW
3Illustrated parts catalog
Computer major components
ENWWComputer major components15
ItemComponentSpare part number
(1)Display assembly (not spared)
NOTE: For display assembly spare part information, see
(2)Keyboard (includes keyboard cable):
NOTE: For a detailed list of keyboard spare parts, see
on page 25.
(3)Power button board (includes cable)689686-001
(4)Top cover (includes TouchPad):
For use with Compaq models689696-001
For use with blue HP models689694-001
For use with black HP models689695-001
(5)Speakers (includes left and right speakers and cable)689693-001
(6)TouchPad button board (includes bracket and cables)689688-001
715890-001System board for use only with models without Windows 8 and with an AMD E1-1500 processor
(includes replacement thermal materials)
715890-501System board for use only with models with Windows 8 Standard and an AMD E1-1500 processor
(includes replacement thermal materials)
715891-001System board for use only with models without Windows 8 and with an AMD E2-2000 processor
(includes replacement thermal materials
715891-501System board for use only with models with Windows 8 Standard and an AMD E2-2000 processor
(includes replacement thermal materials)
726891-001System board for use only with models without Windows 8 and with an AMD E1-2500 processor
(includes replacement thermal materials
726891-501System board for use only with models with Windows 8 Standard and an AMD E1-2500 processor
(includes replacement thermal materials
726892-001System board for use only with models without Windows 8 and with an AMD E2-3000 processor
(includes replacement thermal materials
726892-501System board for use only with models with Windows 8 Standard and an AMD E2-3000 processor
(includes replacement thermal materials
730573-001System board for use only with models without Windows 8 and with an AMD A6-5200 processor
(includes replacement thermal materials
730573-501System board for use only with models with Windows 8 Standard and an AMD A6-5200 processor
(includes replacement thermal materials
730574-001System board for use only with models without Windows 8 and with an AMD A4-5000 processor
(includes replacement thermal materials
730574-501System board for use only with models with Windows 8 Standard and an AMD A4-5000 processor
(includes replacement thermal materials
ENWWSequential part number listing29
30Chapter 3 Illustrated parts catalogENWW
4Removal and replacement procedures
Preliminary replacement requirements
Tools required
You will need the following tools to complete the removal and replacement procedures:
●
Flat-bladed screwdriver
●
Magnetic screwdriver
●
Phillips P0 and P1 screwdrivers
Service considerations
The following sections include some of the considerations that you must keep in mind during disassembly
and assembly procedures.
NOTE: As you remove each subassembly from the computer, place the subassembly (and all accompanying
screws) away from the work area to prevent damage.
Plastic parts
CAUTION: Using excessive force during disassembly and reassembly can damage plastic parts. Use care
when handling the plastic parts. Apply pressure only at the points designated in the
maintenance instructions.
Cables and connectors
CAUTION: When servicing the computer, be sure that cables are placed in their proper locations during the
reassembly process. Improper cable placement can damage the computer.
Cables must be handled with extreme care to avoid damage. Apply only the tension required to unseat or
seat the cables during removal and insertion. Handle cables by the connector whenever possible. In all cases,
avoid bending, twisting, or tearing cables. Be sure that cables are routed in such a way that they cannot be
caught or snagged by parts being removed or replaced. Handle flex cables with extreme care; these cables
tear easily.
ENWWPreliminary replacement requirements31
Drive handling
CAUTION: Drives are fragile components that must be handled with care. To prevent damage to the
computer, damage to a drive, or loss of information, observe these precautions:
Before removing or inserting a hard drive, 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.
Before handling a drive, be sure that you are discharged of static electricity. While handling a drive, avoid
touching the connector.
Before removing a diskette drive or optical drive, be sure that a diskette or disc is not in the drive and be sure
that the optical drive tray is closed.
Handle drives on surfaces covered with at least one inch of shock-proof foam.
Avoid dropping drives from any height onto any surface.
After removing a hard drive, an optical drive, or a diskette drive, place it in a static-proof bag.
Avoid exposing an internal hard drive to products that have magnetic fields, such as monitors or speakers.
Avoid exposing a drive to temperature extremes or liquids.
If a drive must be mailed, place the drive in a bubble pack mailer or other suitable form of protective
packaging and label the package “FRAGILE.”
Grounding guidelines
Electrostatic discharge damage
Electronic components are sensitive to electrostatic discharge (ESD). Circuitry design and structure
determine the degree of sensitivity. Networks built into many integrated circuits provide some protection,
but in many cases, ESD contains enough power to alter device parameters or melt silicon junctions.
A discharge of static electricity from a finger or other conductor can destroy static-sensitive devices or
microcircuitry. Even if the spark is neither felt nor heard, damage may have occurred.
An electronic device exposed to ESD may not be affected at all and can work perfectly throughout a normal
cycle. Or the device may function normally for a while, then degrade in the internal layers, reducing its life
expectancy.
CAUTION: To prevent damage to the computer when you are removing or installing internal components,
observe these precautions:
Keep components in their electrostatic-safe containers until you are ready to install them.
Before touching an electronic component, discharge static electricity by using the guidelines described in this
section.
Avoid touching pins, leads, and circuitry. Handle electronic components as little as possible.
If you remove a component, place it in an electrostatic-safe container.
The following table shows how humidity affects the electrostatic voltage levels generated by
different activities.
CAUTION: A product can be degraded by as little as 700 V.
32Chapter 4 Removal and replacement proceduresENWW
Typical electrostatic voltage levels
Relative humidity
Event10%40%55%
Walking across carpet35,000 V15,000 V7,500 V
Walking across vinyl floor12,000 V5,000 V3,000 V
Motions of bench worker6,000 V800 V400 V
Removing DIPS from plastic tube2,000 V700 V400 V
Removing DIPS from vinyl tray11,500 V4,000 V2,000 V
Removing DIPS from Styrofoam14,500 V5,000 V3,500 V
Removing bubble pack from PCB26,500 V20,000 V7,000 V
Packing PCBs in foam-lined box21,000 V11,000 V5,000 V
ENWWPreliminary replacement requirements33
Packaging and transporting guidelines
Follow these grounding guidelines when packaging and transporting equipment:
●
To avoid hand contact, transport products in static-safe tubes, bags, or boxes.
●
Protect ESD-sensitive parts and assemblies with conductive or approved containers or packaging.
●
Keep ESD-sensitive parts in their containers until the parts arrive at static-free workstations.
●
Place items on a grounded surface before removing items from their containers.
●
Always be properly grounded when touching a component or assembly.
●
Store reusable ESD-sensitive parts from assemblies in protective packaging or non-conductive foam.
●
Use transporters and conveyors made of antistatic belts and roller bushings. Be sure that mechanized
equipment used for moving materials is wired to ground and that proper materials are selected to avoid
static charging. When grounding is not possible, use an ionizer to dissipate electric charges.
Workstation guidelines
Follow these grounding workstation guidelines:
●
Cover the workstation with approved static-shielding material.
●
Use a wrist strap connected to a properly grounded work surface and use properly grounded tools and
equipment.
●
Use conductive field service tools, such as cutters, screwdrivers, and vacuums.
●
When fixtures must directly contact dissipative surfaces, use fixtures made only of staticsafe materials.
●
Keep the work area free of nonconductive materials, such as ordinary plastic assembly aids
and Styrofoam.
●
Handle ESD-sensitive components, parts, and assemblies by the case or PCM laminate. Handle these
items only at static-free workstations.
●
Avoid contact with pins, leads, or circuitry.
●
Turn off power and input signals before inserting or removing connectors or test equipment.
34Chapter 4 Removal and replacement proceduresENWW
Equipment guidelines
Grounding equipment must include either a wrist strap or a foot strap at a grounded workstation.
●
When seated, wear a wrist strap connected to a grounded system. Wrist straps are flexible straps with a
minimum of one megohm ±10% resistance in the ground cords. To provide proper ground, wear a strap
snugly against the skin at all times. On grounded mats with banana-plug connectors, use alligator clips
to connect a wrist strap.
●
When standing, use foot straps and a grounded floor mat. Foot straps (heel, toe, or boot straps) can be
used at standing workstations and are compatible with most types of shoes or boots. On conductive
floors or dissipative floor mats, use foot straps on both feet with a minimum of one megohm resistance
between the operator and ground. To be effective, the conductive must be worn in contact with the
skin.
The following grounding equipment is recommended to prevent electrostatic damage:
●
Antistatic tape
●
Antistatic smocks, aprons, and sleeve protectors
●
Conductive bins and other assembly or soldering aids
●
Nonconductive foam
●
Conductive tabletop workstations with ground cords of one megohm resistance
●
Static-dissipative tables or floor mats with hard ties to the ground
●
Field service kits
●
Static awareness labels
●
Material-handling packages
●
Nonconductive plastic bags, tubes, or boxes
●
Metal tote boxes
●
Electrostatic voltage levels and protective materials
The following table lists the shielding protection provided by antistatic bags and floor mats.
MaterialUseVoltage protection level
Antistatic plasticsBags1,500 V
Carbon-loaded plasticFloor mats7,500 V
Metallized laminateFloor mats5,000 V
ENWWPreliminary replacement requirements35
Component replacement procedures
This chapter provides removal and replacement procedures.
Make special note of each screw's size and location during removal and replacement.
Service tag and PCID label
Service tag
When ordering parts or requesting information, provide the computer serial number and model description
provided on the service tag.
●
Product name (1). This is the product name affixed to the front of the computer.
●
Serial number (s/n) (2). This is an alphanumeric identifier that is unique to each product.
●
Part number/Product number (p/n) (3). 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.
●
Warranty period (4). This number describes the duration (in years) of the warranty period for the
computer.
●
Model description (select models only) (5). This is the alphanumeric identifier used to locate documents,
drivers, and support for the computer.
36Chapter 4 Removal and replacement proceduresENWW
PCID label
The PCID label provides the information required to properly reset the notebook firmware (BIOS) back to
factory shipped specifications when replacing the system board. The label may have a different number of
characters depending on the operating system on the computer.
Windows 8 models
Non-Windows 8 models
ENWWComponent replacement procedures37
Computer feet
DescriptionSpare part number
Rubber computer feet691221-001
The computer feet are adhesive-backed rubber pads. There are 4 rubber feet that attach to the base
enclosure in the locations illustrated below.
38Chapter 4 Removal and replacement proceduresENWW
Battery
DescriptionSpare part number
6-cell, 55-Whr, 2.55-Ah Li-ion battery593554-001
6-cell, 47-Whr, 2.20-Ah Li-ion battery593553-001
Before disassembling the computer, 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.
To remove the battery:
1.Turn the computer upside down on a flat surface.
2.Slide the battery release latch (1) to release the battery.
NOTE: The battery release latch automatically returns to its original position.
3.Pivot the battery (2) upward and remove it (3) from the computer.
To insert the battery:
1.Align the tabs on the rear edge of the battery with the notches on the rear edge of the battery bay.
2.Pivot the front edge of the battery down into the battery bay until it is seated. (The battery release latch
will automatically lock into place.)
ENWWComponent replacement procedures39
Display subcomponents (bezel, webcam, panel)
This section describes removing display subcomponents that do not require that you remove the entire
display assembly from the computer. You can remove the display bezel, webcam/microphone module, and
display panel while the display assembly is still attached to the computer.
To remove the remaining display subcomponents, including the hinge covers, hinges, cable, antennas, and
enclosure, you must remove the entire display assembly from the computer. See
on page 75 for more information about removing the display assembly in its entirety.
DescriptionSpare part number
Display bezel for use on HP models (includes Mylar screw covers)689675-001
Display bezel for use on Compaq models (includes Mylar screw covers)689676-001
Raw display panel, 39.6-cm (15.6-inch), HD, LED, BrightView689690-001
HP webcam/microphone module, HD703461-001
HP VGA webcam/microphone module685112-001
Before removing the display bezel, webcam/microphone module, and display panel while the display
assembly is still attached to the computer, 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.
Display assembly
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 39).
To remove the display bezel, webcam/microphone module, and display panel while the display assembly is
still attached to the computer:
1.Position the computer right-side up with the front toward you, and then open it.
2.Remove the two Mylar screw covers (1) and the two Phillips PM2.5×4.0 screws (2) that secure the
display bezel to the display assembly. The Mylar screw covers are included with the display bezel spare
part kit.
3.Flex the inside edges of the top edge, the left and right sides, and the bottom edge of the display bezel
until the bezel disengages from the display enclosure.
40Chapter 4 Removal and replacement proceduresENWW
4.Flex and disengage the inside edges of the bottom (3), left and right sides (4), and top (5) of the bezel.
5.Open the computer and position it on its side with the back and bottom facing you.
ENWWComponent replacement procedures41
6.Use a tool to pry to bottom of the bezel from the display (1), and then remove the bezel from the
display (2).
42Chapter 4 Removal and replacement proceduresENWW
7.To remove the webcam/microphone module:
a.Remove the two broadhead Phillips PM2.5×2.5 screws (1) that secure the display panel and hinges
to the enclosure, and then tilt the display panel (2) away from the enclosure as far as possible.
ENWWComponent replacement procedures43
b.Disconnect the module cable from the module.
44Chapter 4 Removal and replacement proceduresENWW
c.Remove the webcam/microphone module. (The module is attached to the display enclosure with
double-sided tape.)
ENWWComponent replacement procedures45
8.To remove the display panel:
a.Remove the four Phillips PM2.0×3.0 screws (1) that secure the display hinges to the display panel,
and then tilt the display panel down (2) until it rests on the computer.
b.Release the adhesive strip (1) that secures the display panel cable to the display panel, and then
disconnect the display panel cable (2) from the display panel.
46Chapter 4 Removal and replacement proceduresENWW
c.Release the webcam/microphone module cable that is secured to the back of the display panel
with adhesive material, and then remove the display panel (3).
Reverse this procedure to reassemble and install the display bezel, webcam/microphone module, and display
panel.
CAUTION: 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 device functionality, and then contact support.
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 39).
48Chapter 4 Removal and replacement proceduresENWW
To remove the WLAN module:
1.Loosen the memory module/wireless module compartment cover screw (1), and then lift up on the tab
(2) and remove the cover (3). The memory module/wireless module compartment cover is available in
the Plastics Kit. For more information about the Plastics Kit, see
Plastics kit on page 23.
2.Disconnect the WLAN antenna cables (1) from the terminals on the WLAN module.
NOTE: The #1 WLAN antenna cable is connected to the WLAN module Main terminal. The #2 WLAN
antenna cable is connected to the WLAN module Aux terminal.
3.Remove the Phillips PM2.0×3.0 screw (2) that secures the WLAN module to the system board. (The
WLAN module tilts up.)
4.Remove the WLAN module by pulling the module away from the slot at an angle (3).
NOTE: If the WLAN antennas are not connected to the terminals on the WLAN module, the protective
sleeves must be installed on the antenna connectors, as shown in the following illustration.
ENWWComponent replacement procedures49
Reverse this procedure to install the WLAN module.
50Chapter 4 Removal and replacement proceduresENWW
Memory module
DescriptionSpare part number
4-GB (PC3, 12800, 1600-MHz)641369-001
2-GB (PC3, 12800, 1600-MHz)652972-001
Before removing a 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
5.Remove the memory module/wireless module compartment cover (see
Battery on page 39).
WLAN module on page 48).
To remove a memory module:
NOTE: In Compaq CQ58 models, if only one DIMM is installed, it must be installed in the bottom slot
1.Flip up the Mylar sheet protecting the memory module compartment.
2.Spread the retaining tabs (1) on each side of the memory module slot to release the memory module.
(The memory module tilts up.)
ENWWComponent replacement procedures51
3.Remove the memory module (2) by pulling it away from the slot at an angle.
Reverse this procedure to install a memory module.
52Chapter 4 Removal and replacement proceduresENWW
Hard drive
NOTE: The hard drive spare part kit does not include the hard drive cable or bracket. The hard drive cable
and bracket are included in the Hard Drive Hardware Kit.
DescriptionSpare part number
750-GB, 5400-rpm634250-001
640-GB, 5400-rpm669300-001
500-GB, 5400-rpm669299-001
320-GB, 5400-rpm622643-001
Hard Drive Hardware Kit (includes hard drive cable and bracket)685089-001
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
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
computer on, and then shut it down through the operating system.
then unplugging the AC adapter from the computer.
4.Remove the battery (see
5.Remove the memory module/wireless module compartment cover (see
Battery on page 39).
WLAN module on page 48).
To remove the hard drive:
1.Loosen the hard drive cover screw (1), and then lift up (2) and remove the cover (3). The hard drive
compartment cover is available in the Plastics Kit. For more information about the Plastics Kit, see
Plastics kit on page 23.
2.Disconnect the hard drive cable (1) from the system board.
ENWWComponent replacement procedures53
3.Lift the hard drive (2) out of the hard drive bay.
4.Turn over the hard drive, then disconnect the hard drive cable (1) from the hard drive.
5.Pull the sides of the hard drive bracket (2) out and away from the hard drive.
6.Remove the hard drive (3) from the bracket.
Reverse this procedure to reassemble and install the hard drive.
54Chapter 4 Removal and replacement proceduresENWW
RTC battery
DescriptionSpare part number
RTC battery449137-001
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
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
computer on, and then shut it down through the operating system.
then unplugging the AC adapter from the computer.
4.Remove the battery (see
5.Remove the memory module/wireless module compartment cover (see
6.Remove the hard drive compartment cover (see
Battery on page 39).
WLAN module on page 48).
Hard drive on page 53).
To remove the RTC battery:
▲
Insert a screwdriver or similar small tool between the battery and the clip that secures it (1), pry the
battery up to disengage it from the socket, and then remove the battery (2).
Reverse this procedure to install the RTC battery.
ENWWComponent replacement procedures55
Optical drive
NOTE: The optical drive spare part kit includes the rear optical drive bracket but does not include the
optical drive cable or cable bracket. The optical drive cable and cable bracket are included in the optical drive
cable kit. See
bracket.
DescriptionSpare part number
DVD±RW and CD-RW Super Multi Double-Layer Combo Drive689685-001
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.
Optical drive cable on page 88 for more information about the optical drive cable and cable
4.Remove the battery (see
5.Remove the memory module/wireless module compartment cover (see
6.Remove the hard drive (see
Battery on page 39).
WLAN module on page 48).
Hard drive on page 53).
To remove the optical drive:
1.Remove the Phillips PM2.5×5.0 screw (1) that secures the optical drive to the computer.
2.Insert a screwdriver or similar small tool into the hole at the rear of the optical drive bay, and then push
the optical drive (2) to release it from the bay.
3.Remove the optical drive (3) by sliding it out of the optical drive bay.
4.If it is necessary to replace the optical drive bracket on the rear of the optical drive, position the optical
drive with the rear panel toward you.
56Chapter 4 Removal and replacement proceduresENWW
5.Remove the two Phillips PM2.0×3.0 screws (1) that secure the bracket to the optical drive.
6.Remove the optical drive bracket (2).
Reverse this procedure to reassemble and install the optical drive.
ENWWComponent replacement procedures57
Keyboard
NOTE: The keyboard spare part kit includes a keyboard cable.
DescriptionSpare part number
Keyboard for use with French Canada
NOTE: For a detailed list of keyboard spare parts, see
Sequential part number listing on page 25.
698694-xx1
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
5.Remove the memory module/wireless module compartment cover (see
6.Remove the hard drive compartment cover (see
Battery on page 39).
WLAN module on page 48).
Hard drive on page 53).
Remove the keyboard:
1.Remove the Phillips PM2.5×6.0 screw that secures the keyboard to the computer just below the WLAN
module slot.
2.Rest and secure the computer on its left side with the bottom toward you, and then partially open the
computer.
3.Using a flat-bladed screwdriver or similar tool, push the tabs of the three keyboard clips (1) that are
visible inside the battery bay towards the rear of the computer to loosen the keyboard.
58Chapter 4 Removal and replacement proceduresENWW
4.Insert a screwdriver or similar small tool into the keyboard release hole (2), and then press on the back
of the keyboard until the keyboard disengages from the computer.
5.Turn the computer right-side up with the front toward you.
6.Lift the rear edge of the keyboard (1), and then swing the keyboard up and forward (2) until it rests
upside down on the palm rest.
7.Release the zero insertion force (ZIF) connector (1) to which the keyboard cable is attached, and then
disconnect the keyboard cable (2) from the system board.
ENWWComponent replacement procedures59
8.Remove the keyboard (3).
Reverse this procedure to install the keyboard.
60Chapter 4 Removal and replacement proceduresENWW
Top cover
NOTE: The top cover spare part kit includes the TouchPad. However, it does not include the TouchPad
cables. The TouchPad cables are included with the TouchPad button board. For more information on the
TouchPad button board, see
DescriptionSpare part number
Top cover for use in blue HP models (includes Touchpad)689694-001
Top cover for use in black HP models (includes Touchpad)689695-001
Top cover for use in Compaq models (includes Touchpad)689696-001
Before removing the top cover, follow these steps:
1.Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the
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
TouchPad button board on page 67.
computer on, and then shut it down through the operating system.
then unplugging the AC adapter from the computer.
4.Remove the battery (see
●
Memory module/wireless module compartment cover (see
●
Hard drive (see
●
Keyboard (see
Battery on page 39), and then remove the following components:
WLAN module on page 48)
Hard drive on page 53)
Keyboard on page 58)
NOTE: When replacing the top cover, be sure that the following components are removed from the
defective top cover and installed on the replacement top cover:
●
Power button board and cable (see
●
TouchPad button board and cables (see
Power button board on page 65)
TouchPad button board on page 67)
To remove the top cover:
1.Close the computer, and then turn the computer upside down with the front toward you.
ENWWComponent replacement procedures61
2.Remove the eight Phillips PM2.5×6.0 screws that secure the top cover to the computer.
3.Remove the four Phillips PM2.0×2.5 screws that secure the top cover to the computer.
62Chapter 4 Removal and replacement proceduresENWW
4.Remove the Phillips PM2.0×3.0 screw from the optical drive bay (1) and the three Phillips PM2.5×4.0
screws from the hard drive bay (2) that secure the top cover to the computer.
5.Turn the computer right-side up with the front toward you, and then open the computer.
6.Release the ZIF connectors to the power button board cable (1) and the TouchPad button board cable
(2), and then disconnect the cables from the system board.
ENWWComponent replacement procedures63
7.Remove the eight Phillips PM2.0×4.0 screws that secure the top cover to the computer.
8.Lift the rear edge of the top cover (1) until the left and right sides disengage from the base enclosure.
9.Remove the top cover (2).
Reverse this procedure to install the top cover.
64Chapter 4 Removal and replacement proceduresENWW
Power button board
DescriptionSpare part number
Power button board (includes cable)689686-001
Before removing the power button 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
●
Memory module/wireless module compartment cover (see
●
Hard drive (see
●
Keyboard (see
●
Top cover (see
Battery on page 39), and then remove the following components:
WLAN module on page 48)
Hard drive on page 53)
Keyboard on page 58)
Top cover on page 61)
To remove the power button board:
1.Turn the top cover upside down with the front toward you.
2.Remove the two Phillips PM2.0×3.0 screws (1) that secure the power button board to the top cover.
3.Remove the power button board (2) while pulling the cable through the hole in the top cover (3).
ENWWComponent replacement procedures65
Reverse this procedure to install the power button board and cable.
66Chapter 4 Removal and replacement proceduresENWW
TouchPad button board
DescriptionSpare part number
TouchPad button board (includes bracket and cables)689688-001
Before removing the TouchPad button 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
●
Memory module/wireless module compartment cover (see
●
Hard drive (see
●
Keyboard (see
●
Top cover (see
Battery on page 39), and then remove the following components:
WLAN module on page 48)
Hard drive on page 53)
Keyboard on page 58)
Top cover on page 61)
To remove the TouchPad button board:
1.Turn the top cover upside down with the front toward you.
2.Remove the two Phillips PM2.0×3.0 screws (1) that secure the TouchPad button board and bracket to
the top cover.
3.Remove the bracket (2).
4.Release the ZIF connector to the TouchPad board cable (3), and then disconnect the cable from the
TouchPad board. (The TouchPad board is attached to the top cover and cannot be removed.)
ENWWComponent replacement procedures67
5.Remove the TouchPad button board cable (4) from the opening in the top cover, and then remove the
TouchPad button board (5).
Reverse this procedure to install the TouchPad button board.
68Chapter 4 Removal and replacement proceduresENWW
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
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
DescriptionSpare part number
Speakers (includes left and right speakers and cable)689693-001
computer on, and then shut it down through the operating system.
then unplugging the AC adapter from the computer.
4.Remove the battery (see
●
Memory module/wireless module compartment cover (see
●
Hard drive (see
●
Keyboard (see
●
Top cover (see
Battery on page 39), and then remove the following components:
WLAN module on page 48)
Hard drive on page 53)
Keyboard on page 58)
Top cover on page 61)
To remove the speakers:
1.Position the computer upright with the front toward you.
2.Disconnect the speaker cable (1) from the system board.
3.Remove the Phillips PM2.5×4.0 screw (2) that secures the speakers to the base enclosure.
4.Lift the tape (3) that secures the wire between the speakers.
ENWWComponent replacement procedures69
5.Remove the speakers (4).
Reverse this procedure to install the speakers.
70Chapter 4 Removal and replacement proceduresENWW
USB board
DescriptionSpare part number
USB board (includes cable)689687-001
Before removing the USB board, follow these steps:
1.Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the
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
computer on, and then shut it down through the operating system.
then unplugging the AC adapter from the computer.
4.Remove the battery (see
●
Memory module/wireless module compartment cover (see
●
Hard drive (see
●
Keyboard (see
●
Top cover (see
Battery on page 39), and then remove the following components:
WLAN module on page 48)
Hard drive on page 53)
Keyboard on page 58)
Top cover on page 61)
To remove the USB board:
1.Position the computer upright with the right side toward you.
2.Release the ZIF connector (1) that secures the USB board cable to the system board, and then
disconnect the USB board cable.
3.Remove the Phillips PM2.5×5.0 screw (2) that secures the USB board to the base enclosure.
ENWWComponent replacement procedures71
4.Remove the USB board (3).
Reverse this procedure to install the USB board.
72Chapter 4 Removal and replacement proceduresENWW
Power connector cable
DescriptionSpare part number
Power connector cable689678-001
Before removing the power connector 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
●
Memory module/wireless module compartment cover (see
●
Hard drive (see
●
Keyboard (see
●
Top cover (see
Battery on page 39), and then remove the following components:
WLAN module on page 48)
Hard drive on page 53)
Keyboard on page 58)
Top cover on page 61)
To remove the power connector cable:
1.Position the computer upright with the right side toward you.
2.Disconnect the power connector cable (1) from the system board.
3.Release the power connector cable from the clips (2) built into the base enclosure.
ENWWComponent replacement procedures73
4.Remove the power connector cable (3).
Reverse this procedure to install the power connector cable.
74Chapter 4 Removal and replacement proceduresENWW
Display assembly
This section describes removing the display assembly in its entirety and disassembling all the display
subcomponents.
If you only need to remove the display bezel, webcam/microphone module, or display panel, you do not need
to remove the entire display assembly from the computer. See
panel) on page 40 for more information about removing the display subcomponents that do not require that
you remove the entire display assembly from the computer.
DescriptionSpare part number
Display subcomponents (bezel, webcam,
Antennas (includes wireless antenna cables and transceivers; also includes Mylar screw covers)
NOTE: Models may have either one or two antennas installed.
Display cable (includes display panel cable and webcam/microphone cable; also includes Mylar screw
covers)
Display enclosure for use in blue HP models (includes Mylar screw covers)689671-001
Display enclosure for use in black HP models (includes Mylar screw covers)689672-001
Display enclosure for use in Compaq models (includes Mylar screw covers)689673-001
Hinges (include hinges and left and right hinge covers)689679-001
689670-001
689677-001
Before removing the display assembly in its entirety, 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 39).
5.Disconnect the WLAN module antenna cables from the WLAN module (see
WLAN module on page 48).
6.Remove the following components:
●
Hard drive (see
●
Keyboard (see
●
Top cover (see
●
USB board (see
●
Power connector cable (see
Hard drive on page 53)
Keyboard on page 58)
Top cover on page 61)
USB board on page 71)
Power connector cable on page 73)
To remove the display assembly in its entirety:
1.Disconnect the display panel cable (1) from the system board.
ENWWComponent replacement procedures75
2.Release the wireless antenna cables from the clips (2) built into the base enclosure.
NOTE: Models may have either one or two antennas installed.
CAUTION: 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.
3.Remove the five Phillips PM2.5×7.0 screws (1) that secure the display assembly to the computer.
76Chapter 4 Removal and replacement proceduresENWW
4.Remove the display assembly (2).
NOTE: Models may have either one or two antennas installed.
If it is necessary to replace any of the display assembly subcomponents:
1.To remove the display bezel:
a.Remove the two Mylar screw covers (1) and the two Phillips PM2.5×4.0 screws (2) that secure the
display bezel to the display assembly. The Mylar screw covers are included with the display bezel
spare part kit.
b.Flex the top edge (3), the left and right sides (4), and the bottom edge (5) of the display bezel until
the bezel disengages from the display enclosure.
ENWWComponent replacement procedures77
c.Remove the display bezel (6).
2.To remove the webcam/microphone module:
a.Remove the two broadhead Phillips PM2.5×2.5 screws (1) that secure the display panel to the
enclosure.
b.Tilt the display panel (2) up.
78Chapter 4 Removal and replacement proceduresENWW
c.Disconnect the module cable (3) from the module.
ENWWComponent replacement procedures79
d.Remove the webcam/microphone module. (The module is attached to the display enclosure with
double-sided tape.)
80Chapter 4 Removal and replacement proceduresENWW
3.To remove the hinge covers:
a.Remove the two Phillips PM2.5×4.0 screws (1) that secure the top hinge covers to the
display enclosure, and then remove the top hinge covers (2).
b.Remove the two Phillips PM2.0×3.0 screws (1) that secure the side hinge covers to the
display enclosure, and then remove the side hinge covers (2).
ENWWComponent replacement procedures81
4.To remove the display panel, cable, and hinges:
a.Remove the four Phillips PM2.5×4.0 screws (1) that secure the display panel to the enclosure, and
then remove the display panel (2) from the enclosure.
b.On the back of the display panel, release the adhesive strip (1) that secures the display panel cable
to the display panel, and then disconnect (2) and remove (3) the cable.
c.Remove the four Phillips PM2.0×3.0 screws (1) that secure the display hinges to the display panel.
82Chapter 4 Removal and replacement proceduresENWW
d.Remove the display hinges (2).
5.To remove the wireless antenna cables and transceivers:
a.Release the wireless antenna transceivers (1) from the display enclosure. (The wireless antenna
transceivers are attached to the display enclosure with double-sided tape.)
b.Release the wireless antenna cables from the clips (2) built into the display enclosure.
c.Remove the wireless antenna cables and transceivers (3).
NOTE: Models may have either one or two antennas and transceivers installed.
6.If replacing the display enclosure, be sure that the other subcomponents (including the webcam/
microphone module, the antenna receivers, and all associated cables and hardware) are transferred to
the new enclosure.
Reverse this procedure to reassemble and install the display assembly.
ENWWComponent replacement procedures83
System board
NOTE: On models with Intel processors, you can remove the processor from the system board. The
processor is included with the system board in AMD models and cannot be removed.
NOTE: The system board spare part kit includes replacement thermal materials (including a thermal pad).
DescriptionSpare part number
System board for use only with computer models equipped with an AMD A6-5200 processor
●
For use in models without Windows 8730573-001
●
For use in models with Windows 8 Standard730573-501
System board for use only with computer models equipped with an AMD A4-5000 processor
●
For use in models without Windows 8730574-001
●
For use in models with Windows 8 Standard730574-501
System board for use only with computer models equipped with an AMD E300 processor
●
For use in models without Windows 8688279-001
●
For use in models with Windows 8 Standard688279-501
System board for use only with computer models equipped with an AMD C-70 processor
●
For use in models without Windows 8713023-001
●
For use in models with Windows 8 Standard713023-501
System board for use only with computer models equipped with an AMD C-60 processor
●
For use in models without Windows 8693564-001
●
For use in models with Windows 8 Standard693564-501
System board for use only with computer models equipped with an AMD E2-3000 processor
●
For use in models without Windows 8726892-001
●
For use in models with Windows 8 Standard726892-501
System board for use only with computer models equipped with an AMD E2-2000 processor
●
For use in models without Windows 8715891-001
●
For use in models with Windows 8 Standard715891-501
System board for use only with computer models equipped with an AMD E2-1800 processor
●
For use in models without Windows 8688277-001
●
For use in models with Windows 8 Standard688277-501
System board for use only with computer models equipped with an AMD E1-2500 processor
●
For use in models without Windows 8726891-001
●
For use in models with Windows 8 Standard726891-501
System board for use only with computer models equipped with an AMD E1-1500 processor
●
For use in models without Windows 8715890-001
84Chapter 4 Removal and replacement proceduresENWW
DescriptionSpare part number
●
For use in models with Windows 8 Standard715890-501
System board for use only with computer models equipped with an AMD E1-1200 processor
●
For use in models without Windows 8688278-001
●
For use in models with Windows 8 Standard688278-501
System board for use only with computer models equipped with an Intel Core i5 or i3 processor and a graphics subsystem with UMA
video memory (RCTO system board for use in Brazil and India only)
●
For use in models without Windows 8685107-001
●
For use in models with Windows 8 Standard685107-501
●
For use in models with Windows 8 Professional685107-601
System board for use only with computer models equipped with an Intel Pentium or Celeron processor and a graphics subsystem with
UMA video memory (RCTO system board for use in Brazil and India only)
●
For use in models without Windows 8685783-001
●
For use in models with Windows 8 Standard685783-501
●
For use in models with Windows 8 Professional685783-601
Thermal pad (for use with all models)651046-001
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 39).
5.Remove the following components:
●
WLAN module (see
●
Hard drive (see
●
Keyboard (see
●
Top cover (see
●
Speakers (see
●
USB board (see
●
Power connector cable (see
WLAN module on page 48)
Hard drive on page 53)
Keyboard on page 58)
Top cover on page 61)
Speakers on page 69)
USB board on page 71)
Power connector cable on page 73)
●
Display assembly (see
6.Disconnect the display cable from the system board (see
Display assembly on page 75)
Display assembly on page 75).
ENWWComponent replacement procedures85
NOTE: When replacing the system board, be sure that the following components are removed from the
defective system board and installed on the replacement system board:
●
Memory module (see
●
RTC battery (see
●
Fan/heat sink assembly (see
●
Processor (Intel only; see
NOTE: AMD processors come soldered to the system board and cannot be removed or replaced.
To remove the system board:
1.Close the computer, turn it upside down, and then disconnect the optical drive connector cable from the
system board.
Memory module on page 51)
RTC battery on page 55)
Fan/heat sink assembly on page 90)
Processor on page 96)
2.Position the computer upright, and then remove the three Phillips PM2.5×4.0 screws (1) that secure the
system board to the base enclosure.
86Chapter 4 Removal and replacement proceduresENWW
3.Tilt the system board up to the left slightly (2), and then remove the system board (3).
NOTE: A thermal pad services a component on the bottom of the system board. Replacement
thermal material is included with all system board spare part kits.
Reverse this procedure to install the system board.
Before removing the optical drive 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
●
WLAN module (see
●
Hard drive (see
●
Keyboard (see
●
Top cover (see
●
Speakers (see
●
USB board (see
●
Power connector cable (see
●
Display assembly (see
●
System board (see
Battery on page 39), and then remove the following components:
WLAN module on page 48)
Hard drive on page 53)
Keyboard on page 58)
Top cover on page 61)
Speakers on page 69)
USB board on page 71)
Power connector cable on page 73)
Display assembly on page 75)
System board on page 84)
Remove the optical drive cable:
1.Remove the Phillips PM2.0×3.0 screw (1) that secures the optical drive cable and cable bracket to the
base enclosure.
2.Remove the cable bracket (2) and cable (3).
88Chapter 4 Removal and replacement proceduresENWW
3.Release the optical drive cable from the clips (4) built into the base enclosure.
Reverse this procedure to install the optical drive cable.
ENWWComponent replacement procedures89
Fan/heat sink assembly
NOTE: The fan/heat sink assembly spare part kit includes replacement thermal materials.
DescriptionSpare part number
Fan/heat sink assembly for use only with computer models equipped with an AMD processor688281-001
Fan/heat sink assembly for use only with computer models equipped with an Intel processor and a
graphics subsystem with UMA video memory
685086-001
NOTE: To properly ventilate the computer, allow at least 7.6 cm (3.0 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 temperature conditions exist. These conditions are
affected by high external temperatures, system power consumption, power management/battery
conservation configurations, battery fast charging, and software requirements. Exhaust air is displaced
through the ventilation grill located on the left side of the computer.
Before removing the fan/heat sink 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
●
WLAN module (see
●
Hard drive (see
Battery on page 39), and then remove the following components:
WLAN module on page 48)
Hard drive on page 53)
●
Keyboard (see
●
Top cover (see
●
Speakers (see
●
USB board (see
●
Power connector cable (see
●
Display assembly (see
●
System board (see
Keyboard on page 58)
Top cover on page 61)
Speakers on page 69)
USB board on page 71)
Power connector cable on page 73)
Display assembly on page 75)
System board on page 84)
To remove the fan/heat sink assembly:
1.Disconnect the fan cable (1) from the system board.
2.Loosen the captive screws on the heat sink (2) that secure the fan/heat sink assembly to the system
board.
NOTE: The number of screws used to secure the fan/heat sink assembly to the system board varies by
computer model.
90Chapter 4 Removal and replacement proceduresENWW
3.Remove the Phillips PM2.0×3.0 screw (3) that secures the fan to the system board.
4.Remove the fan/heat sink assembly (4).
NOTE: Due to the adhesive quality of the thermal material located between the heat sink and system
board components, it may be necessary to move the heat sink from side to side to detach it.
NOTE: The following illustration shows the fan/heat sink assembly removal process on a computer model
equipped with an AMD processor.
NOTE: The following illustration shows the fan/heat sink assembly removal process on a computer model
equipped with an Intel processor and a graphics subsystem with discrete memory.
ENWWComponent replacement procedures91
NOTE: The following illustration shows the fan/heat sink assembly removal process on a computer model
equipped with an Intel processor and a graphics subsystem with UMA memory.
92Chapter 4 Removal and replacement proceduresENWW
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