Compaq Presario CQ42 Notebook
PC and HP G42 Notebook PC
Maintenance and Service Guide
SUMMARY
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
Arrandale are trademarks of Intel
Corporation 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: April 2010
Document Part Number: 594158-002
MSG revision history
RevisionPublication dateDescription
AApril 2010Edited this guide to include HP G42 Notebook PC and Compaq CQ42
Notebook PC information only.
BOctober 2010
CDecember 2010
Added newly supported memory modules to spare parts listings in
●
the following locations:
Mass storage devices on page 36, Sequential part number listing
on page 39, Memory module on page 60.
Added newly supported processors to spare parts listings in the
●
following locations:
Mass storage devices on page 36, Sequential part number listing
on page 39, Processor on page 91.
●Added newly supported system boards to spare parts listings in the
following locations: Computer major components on page 26,
Mass storage devices on page 36, Sequential part number listing
on page 39, System board on page 81.
Added newly supported processors to spare parts listings in the
●
following locations:
Mass storage devices on page 36, Sequential part number listing
on page 39, Processor on page 91.
●Added newly supported system boards to spare parts listings in the
following locations: Computer major components on page 26,
Mass storage devices on page 36, Sequential part number listing
on page 39, System board on page 81
Added newly supported power cord to spare parts listings in the
●
following locations: Miscellaneous Parts, Sequential part number
listing on page 39, Memory module on page 60.
Removed Bluetooth™ references. Bluetooth is not supported.
●
Computer major components on page 26,
Computer major components on page 26,
Computer major components on page 26,
ENWWiii
iv MSG revision historyENWW
Safety warning notice
WARNING!To reduce the possibility of heat-related injuries or of overheating the computer, do not
place the computer directly 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).
Index ................................................................................................................................................................. 135
xENWW
1Product description
CategoryDescriptionHP G42HP G42Compaq
DiscreteUMADiscreteUMA Models
Product
Name
HP G42 Notebook
ProcessorsIntel® Arrandale™
i7-620M, 2.66-GHz,
i5-540M, 2.53-GHz,
i5-520M, 2.4-GHz, SC
i5-430M 2.26-GHz
i3-350M, 2.26-GHz 3-
Compaq Presario
CQ42 Notebook PC
PC
SC turbo, 4-MB L3
cache
SC turbo, 3-MB L3
cache
turbo, 3-MB L3 cache
(turbo to 2.53- GHz)
3-MB L3 cache
MB L3 cache
√√√
√√
√√√√
√√√√
√√√√
√√√√
√√√√
Presario
CQ42
Compaq
Presario
CQ42
150-199
Compaq
Presario
CQ42
UMA Models
100-149
i3-330M, 2.13-GHz 3-
MB L3 cache
Intel Pentium™
DC T4400, 2.2-GHz,
800-MHz FSB, 1-MB
L2 cache
DC T4300, 2.1-GHz,
800-MHz FSB, 1-MB
L2 cache
Intel Celeron™
DC T3100, 1.9-GHz,
800-MHz FSB, 1-MB
L2 cache
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√
√
√
ENWW1
CategoryDescriptionHP G42HP G42Compaq
Presario
CQ42
Compaq
Presario
CQ42
Compaq
Presario
CQ42
DiscreteUMADiscreteUMA Models
150-199
DC T3000, 1.8-GHz
800-MHz FSB, 1-MB
L2 cache
AMD® Phenom™ II
Processor
N620 DDR3-1333 (2
MB 2.8 GHz L2
cache) 35W
DC N640 DC (2.9
GHz 35W)
N660 3.0 GHz 2M√√√√
DC N830 Tri-core 2.1
GHz 1.5M L2 35W
DC N850 2.2 GHz L2
cache
N870 2.3 GHz 1.5 MB√√√√
DC N930 QC 2.0 GHz√√√√
N970 2.2 GHz 2 MB√√√√
√
√√√√
√√√√
√√√√
√√√√
UMA Models
100-149
P650 2.6 GHz 2MB
35W
DC P820 Tri-Core 1.8
GHz 1.5 MB L2 cache
25W
DC P840 1.9 GHz L2
cache
P860 2 GHz 1.5 MB
25W
DC QC P920 1.6 GHz
2M L2 cache 25W
DC P940 DC QC 1.7
GHz L2 cache
DC P950 QC 2.1 GHz
L2 cache 35W
P960 1.8 GHz 2 MB
25W
AMD Turion™ II
Processor
N570 2.7 GHz 2M
35W
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DC P540 DC 2.4 GHz
L2 cache 25W
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2Chapter 1 Product descriptionENWW
CategoryDescriptionHP G42HP G42Compaq
Presario
CQ42
Compaq
Presario
CQ42
Compaq
Presario
CQ42
DiscreteUMADiscreteUMA Models
150-199
DC N550 DC 2.6 GHz
L2 cache 35W
DC N530 DC 2.5GHz
L2 cache 35W
P560 2.5Ghz 2M 35W√√√√
P520 DDR3-1066
MHz
P650 2.6 GHz 2 MB
25W
AMD Athlon™ II
Processor
DC P340 2.2 GHz L2
cache 25W
P360 2.5 GHz 35W√√√√
DC N330 2.3 GHz 1M
L2 cache 35W
DC N350 2.4 GHz L2
cache 35W
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UMA Models
100-149
N370 2.5 GHz 1 MB
35W
DC N530 DC 2.5 GHz
L2 cache 35W
P320 DDR3-1066
MHz
PROC DC V140 SC
2.3 GHz 25W
Champlain SC
processor V160 2.4
GHz 25W
Champlain V120
512K L2 cache
AMD Sempron™ II
Processor
N120 DDR3-1066
Mhz
ChipsetIntel® HM55 Express√√√√
Intel® GL40√
Southbridge: ICH9m√
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AMD
ENWW3
CategoryDescriptionHP G42HP G42Compaq
Presario
CQ42
Compaq
Presario
CQ42
Compaq
Presario
CQ42
DiscreteUMADiscreteUMA Models
150-199
ATI RS880M
ATI RS880MD
Southbridge - SB820√√√√
GraphicsIntel UMA
(Northbridge)
(Northbridge)
(integrated)/HD
Graphics with shared
video memory
(memory size is
dynamic change):
Up to 251 MB on
●
computers with
1024 MB of
system memory
●Up to 358 MB on
computers with
more than 2048
MB of system
memory
√√
√
√√
UMA Models
100-149
4Chapter 1 Product descriptionENWW
CategoryDescriptionHP G42HP G42Compaq
Presario
CQ42
Compaq
Presario
CQ42
Compaq
Presario
CQ42
Intel UMA
(integrated)/GMA
4500M - GL40
chipset with shared
video memory
(memory size is
dynamic change):
●Up to 1759 MB
for computers
with more than
4096 MB of
system memory
(64 bit)
●Up to 1309 MB
for computers
with more than
4096 MB of
system memory
(32 bit)
Up to 1309 MB
●
for computers
with more than
3072 MB of
system memory
DiscreteUMADiscreteUMA Models
150-199
√
UMA Models
100-149
Up to 797 MB for
●
computers with
more than 2048
MB system
memory
Up to 285 MB for
●
computers with
more than 1024
MB of system
memory
ATi Discrete PCI
Express x 16
Graphics
ATi Mobility
●
Radeon Park-LP
S3 package (ATI
Mobility
Radeon™
HD5430 with
512-MB of
dedicated video
memory (64MB×16 DDR3, 4
pcs, 800-MHz))
√
ENWW5
CategoryDescriptionHP G42HP G42Compaq
Presario
CQ42
Compaq
Presario
CQ42
Compaq
Presario
CQ42
Switchable Discrete
Support for BD or
Graphics
ATi Robson XT
●
(ATI Mobility
Radeon™
HD6370) with
512MB of
dedicated
memory
(64Mx16 DDR3
800 MHz x 4
PCs)
ATi Robson XT
●
(ATI Mobility
Radeon™
HD6370) with
1GB of
dedicated
memory
(128Mx16 DDR3
800 MHz x 4
PCs)
HD-DVD playback
with HD decoder
and DX10 support
DiscreteUMADiscreteUMA Models
150-199
√√
√√√√√
UMA Models
100-149
Panel35.6-cm (14.0-in) HD
LED BrightView
(1366 x 768)
16:9 wide aspect ratio√√√√√
Memory2 SODIMM slots√√√√√
Customer-accessible
and upgradable
Supports up to 8 GB
of system memory
DDR3, 1066-MHz,
dual-channel memory
(DDR3 1333 MHz can
be downgraded to
DDR3 1066 MHz)
DDR3, 800-MHz,
dual-channel memory
(DDR3 1333 MHz can
be downgraded to
DDR3 800 MHz)
Supports the following
configurations:
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√
6Chapter 1 Product descriptionENWW
CategoryDescriptionHP G42HP G42Compaq
Presario
CQ42
Compaq
Presario
CQ42
Compaq
Presario
CQ42
DiscreteUMADiscreteUMA Models
150-199
●4096 MB (2048
MB × 2)
●3072 MB (1024
MB × 1 + 2048
MB × 1)
●2048 MB (2048
MB × 1)
●2048 MB (1024
MB × 2)
●1024 MB (1024
MB × 1)
Hard drivesSupports 9.5-mm,
6.35-cm (2.5-in) hard
drive
Serial ATA√√√√√
Supports the following
drives:
●750 GB, 5400
rpm
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√√√√
UMA Models
100-149
●640 GB, 5400
●500 GB, 7200
●320 GB, 7200
●250 GB, 7200
●160 GB, 7200
Optical
drives
SATA√√√√√
12.7-mm (0.50-in)
Supports the following
●Blu-ray ROM
rpm
rpm
rpm
rpm
rpm
Fixed (removal of one
screw required)
fixed tray load
drives:
with LightScribe
DVD±R/RW
SuperMulti DL
Drive
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ENWW7
CategoryDescriptionHP G42HP G42Compaq
Presario
CQ42
Compaq
Presario
CQ42
Compaq
Presario
CQ42
DiscreteUMADiscreteUMA Models
150-199
●Blu-ray ROM
●DVD±R/RW
Diskette
drive
CameraVGA camera√√√√√
Fixed (no tilt)√√√√√
640 × 480 by 24
MicrophoneOne microphone,
AudioHD audio√√√√√
DVD±R/RW
SuperMulti DL
Drive
DVD±R/RW
●
SuperMulti DL
Drive with
LightScribe
SuperMulti DL
Drive
Supports external
USB drive only
frames per second
analog
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√√√√√
UMA Models
100-149
Supports Microsoft
Premium
requirements
Altec Lansing
Modem
(select
models only)
EthernetIntegrated 10/100
WirelessIntegrated wireless
Intel Centrino
Intel Centrino
speakers
Support for optional
high-speed 56k
modem
network interface card
(NIC)
local area network
(WLAN) options by
way of wireless
module:
Wireless-N 1000
802.11b/g 1x2
Wireless-N 1000
802.11b/g 1x2
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8Chapter 1 Product descriptionENWW
CategoryDescriptionHP G42HP G42Compaq
Presario
CQ42
Compaq
Presario
CQ42
Compaq
Presario
CQ42
Atheros AR9285
Atheros AR9285
Broadcom 4312G
Broadcom 4312G
Realtek RTL8191SE
Realtek RTL8191SE
External
media card
(select
models only )
802.11b/g/n 1x1 WiFi
Adapter
802.11b/g/n 1x1 WiFi
Adapter
802.11b/g WiFi
Adapter
802.11b/g WiFi
Adapter
802.11b/g/n 1x1 WiFi
Adapter
802.11b/g/n 1x1 WiFi
Adapter
5-in-1 Digital Media
Slot; supports SD,
MMC, MS, Mspro, xD
DiscreteUMADiscreteUMA Models
150-199
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√
√
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√√√√√
UMA Models
100-149
Single port configured
as either HDMI or 5in-1 Digital Media Slot
Supports mini
versions of SD, MMC,
and MS Duo with
adapter (adapter not
included)
PortsVGA (Dsub 15-pin)
supporting 1600 x
1200 resolution at 75
Hz; disabled when
connected to devices
through Expansion
port 3
Hot plug/unplug and
auto detect for wideaspect or standardaspect video
HDMI v1.3 supporting
1080p with HDCP key
Single port configured
for either HDMI or 5in-1 card reader
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USB 2.0 (3)√√√√√
ENWW9
CategoryDescriptionHP G42HP G42Compaq
Presario
CQ42
Compaq
Presario
CQ42
Compaq
Presario
CQ42
RJ-11 (modem) with
RJ-45 (Ethernet, with
Audio-in (mono
Audio-out (stereo
Smart-pin AC adapter
Keyboard/
pointing
devices
TouchPad with 2
Power
requirement
s
modem option
link and activity lights)
microphone)
headphone)
plug
14.0-inch keyboard√√√√√
buttons and 2-way
scroll (taps enabled
as default)
6-cell (47-Wh) 2.20Ah Li-ion battery
DiscreteUMADiscreteUMA Models
150-199
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UMA Models
100-149
65-W AC adapter with
90-W AC adapter with
SecuritySecurity cable slot√√√√√
Operating
system
Windows 7
Windows 7 Home
Windows 7 Home
Free DOS√√√
ServiceabilityEnd-user
AC adapter√√√√√
Battery (system) √√√√√
Smart-Pin DC
connector
Smart-Pin DC
connector
Preinstalled:
Professional (32 & 64
bit)
Premium (32 & 64 bit)
Basic (32 & 64 bit)
replaceable parts:
√√√√
√
√√√√
√√√√
√√√
Hard drive√√√√√
10Chapter 1 Product descriptionENWW
CategoryDescriptionHP G42HP G42Compaq
Presario
CQ42
Compaq
Presario
CQ42
Compaq
Presario
CQ42
DiscreteUMADiscreteUMA Models
150-199
Memory module √√√√√
Optical drive√√√√√
Mini-card device √√√√√
UMA Models
100-149
ENWW11
12Chapter 1 Product descriptionENWW
2External component identification
Identifying the hardware
Components included with the computer may vary by region and model. The illustrations in this
chapter identify the standard features on most computer models.
To see a list of hardware installed in the computer, follow these steps:
1.Select Start > My Computer.
2.In the left pane of the System Tasks window, select View system information.
3.Select Hardware tab > Device Manager.
You can also add hardware or modify computer configurations using Device Manager.
ENWWIdentifying the hardware13
Top components
TouchPad
ComponentDescription
(1)
(2)TouchPad zoneMoves the pointer and selects or activates items on the
(3)Left TouchPad buttonFunctions like the left button on an external mouse.
(4)Right TouchPad buttonFunctions like the right button on an external mouse.
TouchPad off indicatorTo switch the TouchPad zone on and off, quickly double-tap
the TouchPad off indicator.
NOTE: When the TouchPad zone is active, the light is off.
screen.
There is an unmarked scroll zone inside the right edge of the TouchPad. To scroll up and down using
the TouchPad vertical scroll zone, slide your finger up or down inside the right edge of the TouchPad.
For more information about TouchPad features, refer to” Using the TouchPad” section later in this
guide.
14Chapter 2 External component identificationENWW
Lights
ComponentDescription
(1) TouchPad light
(2)Caps lock lightOn: Caps lock is on.
(3)
(4)
Power light
Wireless light
On: The TouchPad is disabled.
●
●Off: The TouchPad is enabled.
On: The computer is on.
●
●Blinking: The computer is in the Sleep state.
●Off: The computer is off or in Hibernation.
White: An integrated wireless device, such as a
●
wireless local area network (WLAN) device, is on.
Amber: All wireless devices are off.
●
ENWWTop components15
Button and speakers
ComponentDescription
(1)Speakers (2)Produce sound.
(2) 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, briefly press
●
the button to exit Sleep.
When the computer is in Hibernation, briefly press the
●
button 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 Security > Power Options.
16Chapter 2 External component identificationENWW
Keys
ComponentDescription
(1)esc keyDisplays system information when pressed in combination with
(2)fn keyDisplays system information when pressed in combination with
(3)
(4)
(5)Navigation keysNavigate using the Up, Down, Left and Right arrow keys.
(6)Action keysExecute frequently used system actions.
Windows logo keyDisplays the Windows Start menu.
Windows applications keyDisplays a shortcut menu for items beneath the pointer.
the fn key.
the esc key.
ENWWTop components17
Display
ComponentDescription
(1)Internal microphoneRecords sound.
(2)Integrated webcam (select models only)Records audio and video and captures still photographs.
(3)Integrated webcam light (select models only)On: The integrated webcam is in use.
18Chapter 2 External component identificationENWW
Right-side components
ComponentDescription
(1)Optical driveReads and writes to optical discs.
(2)Optical drive lightBlinking: The optical drive is being accessed.
(3)
(4)RJ-11 (modem) jack (select models only)Connects a modem cable.
(5)AC adapter/power/battery light
(6)
(7)
USB portConnects an optional USB device.
White: The computer is connected to external power and
●
the battery is fully charged.
●Blinking white: The computer is in the Sleep state.
Amber: A battery is charging.
●
Power connectorConnects an AC adapter.
Security cable slotAttaches an optional security cable to the computer.
NOTE: The security cable is designed to act as a deterrent,
but it may not prevent the computer from being mishandled or
stolen.
ENWWRight-side components19
Left-side components
ComponentDescription
(1)
(2)VentEnables airflow to cool internal components.
(3)HDMI port (select models only)Connects an optional video or audio device, such as a high-
(4)
(5)
(6)
(7)
(8)Digital Media Slot (select models only)Supports the following optional digital card formats:
External monitor portConnects an external VGA monitor or projector.
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.
definition television, or any compatible digital or audio
component.
RJ-45 (network) jackConnects a network cable.
USB ports (2)Connects optional USB devices.
Audio-in (microphone) jackConnects an optional computer headset microphone, stereo
array microphone, or monaural microphone.
Audio-out (headphone) jackProduces sound when connected to optional powered stereo
speakers, headphones, earbuds, a headset, or television
audio.
Memory Stick (MS)
●
Memory Stick Pro (MSP)
●
●MultiMediaCard (MMC)
●Secure Digital (SD) Memory Card
xD-Picture Card (XD)
●
(9)
Drive lightOn: The hard drive is in use.
20Chapter 2 External component identificationENWW
Bottom components
ComponentDescription
(1)Battery bayHolds the battery.
(2)
(3)Vents (4)Enable airflow to cool internal components.
(4)
(5)
Battery release latchReleases the battery from the battery bay.
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.
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 technical support through
Help and Support.
Hard drive bayHolds the hard drive.
ENWWBottom components21
Wireless antennas
At least 2 antennas send and receive signals from one or more wireless devices. These antennas are
not visible from the outside of the computer.
NOTE:For optimal transmission, keep the areas immediately around the antennas free from
obstructions.
To see wireless regulatory notices, refer to the section of the Regulatory, Safety and EnvironmentalNotices that applies to your country or region. These notices are located in Help and Support.
22Chapter 2 External component identificationENWW
Additional hardware components
ComponentDescription
(1)Power cord*Connects an AC adapter to an AC outlet.
(2)AC adapterConverts AC power to DC power.
(3)Battery*Powers the computer when the computer is not plugged into
external power.
*Power cords vary in appearance by country or region.
WARNING!Connecting the internal analog modem to a digital line can permanently damage the
modem. Immediately disconnect the modem cable if you accidentally connect it to a digital line.
NOTE:Telephone jacks vary by country or region. To use the modem and the modem cable
(included with select models only) outside the country or region in which you purchased the
computer, you must obtain a country- or region-specific modem cable adapter (included with select
models or purchased separately). The modem must be connected to an analog telephone line using a
6-pin, RJ-11 modem cable (included with select models only). Jacks for digital PBX systems may
resemble analog telephone jacks, but they are not compatible with the modem.
If the modem cable contains noise suppression circuitry, which prevents interference from TV and
radio reception, orient the circuitry end of the cable toward the computer.
ENWWAdditional hardware components23
24Chapter 2 External component identificationENWW
3Illustrated parts catalog
Serial number location
When ordering parts or requesting information, provide the computer serial number and model
number located in the battery bay of the computer.
ENWWSerial number location25
Computer major components
ItemDescriptionSpare part number
(1)35.6 cm (14-in), WXGA, BrightView display assembly
NOTE: See
internal component spare part information.
For use with integrated microphone and webcam; Presario, matte black592146-001
●
Display assembly components on page 33 for more display assembly
26Chapter 3 Illustrated parts catalogENWW
ItemDescriptionSpare part number
●For use with integrated microphone and webcam; HP, silver606155-001
(2)Keyboards
●For use in Brazil (for models 1.1 and 1.2 only)600175-201
●For use in South Korea600175-AD1
●For use in the United States600175-001
(3)Top cover (includes Touchpad, bracket, button board, and cable)
●Biscotti color600182-001
For use with integrated microphone and webcam; Presario, biscotti597617-001
●
For use with integrated microphone and webcam; HP, biscotti600163-001
●
For use with integrated microphone and webcam; HP, white (for model 1.0 only)606156-001
●
For use with integrated microphone and webcam; HP, charcoal (for models 1.1 and
●
1.2 only)
For use in Canada (English and French)600175-121
●
For use in Latin America600175-161
●
For use in Taiwan600175-AB1
●
For use in Thailand600175-281
●
Matte black color600181-001
●
622571-001
●Charcoal color (for models 1.1 and 1.2 only)622581-001
636635-001AMD Athlon II discrete processor P360 2.5Ghz 35W (for model 1.2 only)
Description
44Chapter 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
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.
ENWWPreliminary replacement requirements45
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.
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 a 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.”
46Chapter 4 Removal and replacement proceduresENWW
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.
Use nonmagnetic tools.
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.
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 requirements47
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 nonconductive
●
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 static-safe
●
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.
48Chapter 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 strips
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 plasticBags1,500 V
Carbon-loaded plasticFloor mats7,500 V
Metallized laminateFloor mats5,000 V
ENWWPreliminary replacement requirements49
Component replacement procedures
This chapter provides removal and replacement procedures.
There are as many as 75 screws, in 12 different sizes, that must be removed, replaced, or loosened
when servicing the computer. Make special note of each screw size and location during removal and
replacement.
Serial number
The serial number label, located in the battery bay of the computer, provides important information
that you may need when contacting technical support.
(1) Product name(4) Warranty period
(2) Serial number(5) Model description (select models)
(3) Product number
50Chapter 4 Removal and replacement proceduresENWW
Computer feet
DescriptionSpare part number
Rubber Feet Kit600184-001
The computer feet are adhesive-backed rubber pads. The feet attach to the base enclosure in the
locations illustrated below.
ENWWComponent replacement procedures51
Battery
DescriptionSpare part number
6-cell 55-WH (2.55Ah) LI-ion593554-001
6-cell 47-WH (2.2-Ah) LI-ion593553-001
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.
Remove the battery:
1.Turn the computer upside down on a flat surface.
2.Slide the battery release latch (1) to release the battery.
3.Pivot the battery (2) upward and lift it out of the computer (3).
To insert the battery, insert the rear edge of the battery into the battery bay and pivot the front edge
downward until the battery is seated. The battery release latch automatically locks the battery into
place.
52Chapter 4 Removal and replacement proceduresENWW
Hard drive
NOTE:All hard drive spare part kits include a hard drive bracket.
DescriptionSpare part number
750–GB 5400 RPM SATA 12.7mm (for model 1.2 only)603787-001
640-GB 5400 RPM603785-001
500-GB 7200 RPM608218-001
320-GB 7200 RPM600169-001
250-GB 7200 RPM575598-001
160-GB 7200 RPM (for models 1.0 and 1.1 only)600167-001
Hard drive hardware kit (includes screws and hard drive bracket)513771-001
Hard drive cable/adaptor (included in the cable kit)610791–001
Before removing the hard drive, follow these steps:
1.Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn
the computer on, and then shut it down through the operating system.
2.Disconnect all external devices connected to the computer.
3.Disconnect the power from the computer by first unplugging the power cord from the AC outlet
and then unplugging the AC adapter from the computer.
4.Remove the battery (see
Battery on page 52).
Remove the hard drive:
1.Position the computer with the front toward you.
2.Remove the two Phillips PM2.5×5.0 screws (1) that secure the hard drive cover to the computer.
ENWWComponent replacement procedures53
3.Lift the left side of the hard drive cover (2), swing it forward, and remove the cover (3). The hard
drive cover is included in the plastics kit, spare part number 600190-001.
4.Remove the three Phillips PM2.5×4.0 screws (1) that secure the hard drive to the computer.
5.Use the hard drive bracket to lift the hard drive out (2) of the hard drive compartment.
54Chapter 4 Removal and replacement proceduresENWW
6.Disconnect the hard drive cable from the system board.
7.Remove the hard drive.
8.If it is necessary to replace the hard drive bracket, remove the four Phillips PM3.0×3.0 screws
(1) that secure the hard drive bracket to the hard drive
9.Lift the bracket (2) straight up.
Reverse this procedure to install the hard drive.
ENWWComponent replacement procedures55
Optical drive
DescriptionSpare part
DVD±RW SuperMulti DL Drive with LightScribe, matte black600171-001
DVD±RW SuperMulti DL Drive with LightScribe, biscotti600172-001
DVD±RW SuperMulti DL Drive with LightScribe, silver608119-001
DVD±RW SuperMulti DL Drive with LightScribe, white (for model 1.0 only)608120-001
DVD±RW SuperMulti DL Drive with LightScribe, charcoal (for models 1.1 and 1.2 only)622575-001
Blu-ray Disc ROM LightScribe with SuperMulti DVD±R/RW Double-Layer, matte black600173-001
Blu-ray Disc ROM LightScribe with SuperMulti DVD±R/RW Double-Layer, biscotti600174-001
Blu-ray Disc ROM LightScribe with SuperMulti DVD±R/RW Double-Layer, silver608121-001
Blu-ray Disc ROM LightScribe with SuperMulti DVD±R/RW Double-Layer, white (for model 1.0 only)608122-001
Blu-ray Disc ROM LightScribe with SuperMulti DVD±R/RW Double-Layer, charcoal (for models 1.1 and
1.2 only)
number
622577-001
Before removing the optical drive, follow these steps:
1.Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn
the computer on, and then shut it down through the operating system.
2.Disconnect all external devices connected to the computer.
3.Disconnect the power from the computer by first unplugging the power cord from the AC outlet
and then unplugging the AC adapter from the computer.
4.Remove the battery (see
Battery on page 52).
Remove the optical drive:
1.Position the computer upside down with the front toward you.
2.Remove the Phillips PM2.5x5.0 screw (1) that secures the optical drive to the computer.
3.Insert a flat-bladed screwdriver or similar tool into the access point through the hard drive
compartment (2), and then push the drive bracket to the left to release the optical drive.
56Chapter 4 Removal and replacement proceduresENWW
4.Remove the optical drive (3).
5.If it is necessary to replace the optical drive bracket, position the optical drive with the optical
drive bracket toward you.
6.Remove the two Phillips PM2.0×3.0 screws (1) that secure the optical drive bracket to the optical
drive.
7.Remove the optical drive bracket (2).
Reverse the above procedure to reassemble and install the optical drive.
ENWWComponent replacement procedures57
WLAN module
DescriptionSpare part
Atheros AR9285 802.11 a/b/g/n 2x2 WiFi adapter for use in Canada, the Cayman Islands, Guam,
Puerto Rico, the United States, and the US Virgin Islands
Atheros AR9285 802.11 a/b/g/n 2x2 WiFi adapter for use in Afghanistan, Albania, Algeria, Andorra,
Angola, Antigua and Barbuda, Argentian, Armenia, Australia, Austria, Azerbaijan, Bahamas, Bahrain,
Barbados, Belgium, Belize, Benin, Bhutan, Bosnia and Herzegovina, Botswana, Brazil, Brunei,
Bulgeria, Burkina Faso, Burundi, Cambodia, Cameroon, Cape Verde, Central African Republic, Chad,
Chile, China, Colombia, Comoros, Congo, Costa Rica, Croatia, Cyprus, Czech Republic, Zaire,
Denmark, Djibouti, Dominica, Dominican Republic, Ecuador, Egypt, El Salvador, Equitorial Guinea,
Eritrea, Estonia, Ethiopia, Fiji, Finland, France, Gabon, Gambia, Georgia, Germany, Ghana, Gibraltar,
Greece, Grenada, Guatemala, Guinea, Guinea-Bissa, Guyana, Haiti, Honduras, Hong Kong, Hungary,
Iceland, India, Indonesia, Ireland, Italy, Ivory Coast, Jamaica, Japan, Jordan, Kazakhstan, Kenya,
Kiribati, Korea-South, Kuwait, Kyrgyzstan, Laos, Latvia, Lebanon, Lesotho, Liberia, Martinique, Nether
Antilles, French Guiana, Aruba, British Virgin Islands, Bermuda, Syria, Guadeloupe, Liechtenstein,
Lithuania, Luxembourg, Macedonia, Madagaascar, Malawi, Malaysia, Maldives, Mali, Malta, Marshall
Islands, Mauritania, Mauritius, Mexico, Micronesia, Monaco, Mongolia, Montenegro, Morocco,
Mozambique, Namibia, Nauru, Nepal, Netherlands, New Zealand, Nicaragua, Niger, Nigeria, Norway,
Oman, Palau, Panama, Papua New Guinea, Paraguay, Peru, Philippines, Poland, Portugal, Republic of
Moldova, Romania, rwanda, Samoa, San Marino, Sao tome and Principe, Saudi Arabia, Senegal,
Serbia and Montenegro, Seychelles, Sierra Leone, Singapore, Slovakia, Slovenia, Solomon Islands,
Somalia, South Africa, Spain, Sri Lanka, St. Kitts and Nevis, St. Lucia, St. Vincent and Gren, Suriname,
Swaziland, Sweden, Switzerland, Taiwan, Tajikistan, Tanzania, Thailand, Timor (East), Togo, Tonga,
Trinidad and Tobago, Tunisia, Turkey, Turkmenistan, Tuvalu, Uganda, United Arab Emirates ,United
Kingdom, Uruguay, Uzbekistan, Vanuatu, Venezuela, Vietnam, Yemen, Zambia, and Zimbabwe
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
5.Remove the hard drive cover (see
Battery on page 52).
Hard drive on page 53).
Remove the WLAN module:
1.Turn the computer upside down with the front toward you.
58Chapter 4 Removal and replacement proceduresENWW
2.Loosen the 2 Phillips PM2.5×5.0 captive screws (1) that secure the mini-card compartment
cover.
3.Lift the cover off the computer (2). The mini-card compartment cover is included in the plastics
kit, spare part number 600190-001.
4.Disconnect the two WLAN antenna cables (1) from the WLAN module.
5.Remove the Phillips PM2.0×3.0 screw (2) that secures the WLAN module to the computer. (The
edge of the module opposite the slot rises away from the computer.)
6.Remove the WLAN module (3) by pulling it away from the slot at an angle.
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 technical
support through Help and Support.
NOTE:WLAN modules are designed with a notch (4) to prevent incorrect insertion into the
WLAN module slot.
Reverse this procedure to install a WLAN module.
ENWWComponent replacement procedures59
Memory module
DescriptionSpare part number
2–GB, PC3 10600, 1333-MHz598856-001
1-GB, PC3 10600, 1333-MHz598859-001
4-GB, PC3 10600, 1333-MHz (for models 1.1 and 1.2 only)599092-001
Before removing the memory module, follow these steps:
1.Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn
the computer on, and then shut it down through the operating system.
2.Disconnect all external devices connected to the computer.
3.Disconnect the power from the computer by first unplugging the power cord from the AC outlet
and then unplugging the AC adapter from the computer.
4.Remove the battery (see
Battery on page 52).
Remove the memory module:
1.Turn the computer upside down with the front toward you.
2.Loosen the two Phillips PM2.5×5.0 captive screws that secure the mini-card compartment cover
to the computer.
60Chapter 4 Removal and replacement proceduresENWW
3.Lift cover off the computer. The mini-card compartment cover is included in the plastics kit, spare
part number 600190-001.
NOTE:Small tabs hold the cover in place. Firmly pull up on the cover to release the tabs.
4.Spread the retaining tabs (1) on each side of the memory module slot to release the memory
module. (The edge of the module opposite the slot rises away from the computer.)
5.Remove the module (2) by pulling it away from the slot at an angle.
NOTE:Memory modules are designed with a notch (3) to prevent incorrect insertion into the
memory module slot.
Reverse this procedure to install a memory module.
ENWWComponent replacement procedures61
Keyboard
DescriptionSpare part number
Keyboard for use in Brazil (for models 1.1 and 1.2 only)600175-201
Keyboard for use in Canada (English and French)600175-121
Keyboard for use in for use in Latin America600175-161
Keyboard for use in South Korea600175-AD1
Keyboard for use in Taiwan600175-AB1
Keyboard for use in Thailand600175-281
Keyboard for use in the United States600175-001
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
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
the computer on, and then shut it down through the operating system.
and then unplugging the AC adapter from the computer.
4.Remove the battery (see
5.Remove the hard drive (see
6.Remove the mini-card compartment cover (see
Battery on page 52).
Hard drive on page 53)
WLAN module on page 58).
Remove the keyboard:
1.Turn the computer upside down with the front toward you.
2.Remove the six Phillips PM2.5×6.5 screws that secure the keyboard to the computer.
3.Turn the computer display-side up with the front toward you.
4.Open the computer as far as possible.
62Chapter 4 Removal and replacement proceduresENWW
5.Release the top edge of the keyboard by lifting it up to disengage the keyboard from the tabs on
the top cover (1).
6.Slide the top edge of the keyboard back (2) until it rests against the display.
7.Release the zero insertion force (ZIF) connector (1) to which the keyboard cable is attached and
disconnect the keyboard cable (2) from the system board.
8.Remove the keyboard.
Reverse this procedure to install the keyboard.
ENWWComponent replacement procedures63
Top cover
DescriptionSpare part number
Top cover (includes Touchpad and bracket, button board, and cable), matte black600181-001
Top cover, bicotti600182-001
Top cover, silver606161-001
Top cover, white (for model 1.0 only)606162-001
Top cover, charcoal (for models 1.1 and 1.2 only)622581-001
Before removing the switch cover, follow these steps:
1.Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn
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
4.Remove the following components:
the computer on, and then shut it down through the operating system.
and then unplugging the AC adapter from the computer.
a.Battery (see
b.Optical drive (see
c.Keyboard (see
Battery on page 52).
Optical drive on page 56).
Keyboard on page 62).
Remove the switch cover:
1.Turn the computer upside down with the front toward you.
2.Remove the four screw covers (1) at the front edge of the computer.
64Chapter 4 Removal and replacement proceduresENWW
3.Remove the five Phillips PM2.5×6.5 screws (2), the two Phillips PM2.5x4.0 screws (3), and the
four Phillips PM2.5x3.0 screws (4) that secure the top cover to the base enclosure.
4.Turn the computer display-side up with the front toward you.
5.Open the computer as far as possible.
6.Release the ZIF connector to which the touchpad (1) is connected and disconnect the cable
from the system board.
7.Release the ZIF connector to which the touchpad button board cable (2) is connected and
disconnect the cable from the system board.
8.Disconnect the speaker cable (3) from the system board.
ENWWComponent replacement procedures65
9.Release the ZIF connector to which the power button board cable (4) is connector and
disconnect the cable from the system board.
10. Remove the Phillips PM2.5×6.5 screw (1) from the top cover, disengage the rear edge of the top
cover (2) from the base enclosure, and then remove the cover from the computer (3).
Reverse this procedure to install the switch cover.
66Chapter 4 Removal and replacement proceduresENWW
Speaker assembly
DescriptionSpare part number
Speaker assembly600189-001
Before removing the speaker 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
Battery on page 52).
5.Remove the following components:
a.Optical drive (see
b.Keyboard (see
c.Top cover (see
Optical drive on page 56)
Keyboard on page 62)
Top cover on page 64)
Remove the speaker assembly:
1.Turn the top cover upside down.
2.Remove the two Phillips PM2.5×4.0 screws (1) that secure the speaker assembly to the
computer.
3.Lift the speaker assembly (2) straight up to remove it from the top cover.
Reverse this procedure to install the speaker assembly.
ENWWComponent replacement procedures67
Power button board
DescriptionSpare part number
Power button board (with cable)600188-001
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
Battery on page 52).
5.Remove the following components:
a.Hard drive (see
b.Optical drive (see
c.Keyboard (see
d.Top cover (see
Hard drive on page 53)
Optical drive on page 56)
Keyboard on page 62)
Top cover on page 64)
Remove the power button board:
1.Turn the top cover upside down with the rear edge toward you.
2.Remove the Phillips PM2.5×3.0 screw (1) that secures the power button board to the top cover.
3.Remove the power button board (2).
68Chapter 4 Removal and replacement proceduresENWW
TouchPad button board
DescriptionSpare part number
TouchPad button board604603-001
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
Battery on page 52).
5.Remove the following components:
a.Hard drive (see
b.Optical drive (see
c.Keyboard (see
d.Top cover (see
Hard drive on page 53)
Optical drive on page 56)
Keyboard on page 62)
Top cover on page 64)
Remove the TouchPad button board:
1.Turn the top cover upside down with the front toward you.
2.Remove the two Phillips PM2.5×3.0 screws (1) that secure the TouchPad board to the top cover.
3.Remove the TouchPad button board (2) from the TouchPad bracket.
Reverse the above procedure to reassemble and install the TouchPad button board.
ENWWComponent replacement procedures69
Modem module
DescriptionSpare part number
High-speed 56K modem for use in all countries and regions except Australia and New Zealand
(for model 1.0 only)
High-speed 56K modem for use in Australia and New Zealand (for model 1.0 only)510100-011
Modem module cable with RJ-11 connector (included in the cable kit)610791-001
510100-001
Before removing the modem 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 52).
5.Remove the following components:
a.Hard drive (see
b.Optical drive (see
c.Keyboard (see
Hard drive on page 53)
Optical drive on page 56)
Keyboard on page 62)
d.Top cover (see
Top cover on page 64)
Remove the modem module:
1.Turn the computer upright with the front toward you.
2.Remove the two Phillips PM2.0×3.0 screws (1) that secure the modem module to the system
board.
3.Disconnect the modem module cable (2) from the modem module.
70Chapter 4 Removal and replacement proceduresENWW
4.Lift up on the front of the modem module (3) to disconnect it from the system board.
5.Remove the modem module.
Reverse the above procedure to install the modem module, and be sure that the connector on the
bottom of the modem module connects firmly into the system board.
ENWWComponent replacement procedures71
USB board
DescriptionSpare part number
USB board (includes cable)600631-001
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
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
the computer on, and then shut it down through the operating system.
and then unplugging the AC adapter from the computer.
4.Remove the battery (see
Battery on page 52).
5.Remove the following components:
a.Hard drive (see
b.Optical drive (see
c.Keyboard (see
d.Top cover (see
Hard drive on page 53)
Optical drive on page 56)
Keyboard on page 62)
Top cover on page 64)
Remove the USB board:
1.Position the computer upright with the right side toward you.
2.Disconnect the USB board cable (1) from the system board.
3.Remove the Phillips PM2.5×3.0 screw (2) that secures the USB board to the base enclosure.
4.Lift the USB board (3) straight up to remove it from the computer.
Reverse this procedure to install the USB board.
72Chapter 4 Removal and replacement proceduresENWW
Power connector cable
DescriptionSpare part number
Power connector cable (includes cable and connector)600630-001
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
Battery on page 52).
5.Remove the following components:
a.Hard drive (see
b.Optical drive (see
c.Keyboard (see
d.Top cover (see
Hard drive on page 53)
Optical drive on page 56)
Keyboard on page 62)
Top cover on page 64))
Remove the power connector cable:
1.Turn the computer upright with the right side toward you.
2.Disconnect the power connector cable (1) from the system board.
3.Lift the power connector (2) from the clips built into the base enclosure.
4.Remove the cable from the base enclosure.
Reverse this procedure to install the power connector cable.
ENWWComponent replacement procedures73
Display assembly
DescriptionSpare part number
35.6 cm (14-in) WXGA Brightview display assembly for use with integrated microphone and
webcam; Presario, matte black
35.6 cm (14-in) WXGA Brightview display assembly for use with integrated microphone and
webcam; Presario, biscotti
35.6 cm (14-in) WXGA Brightview display assembly for use with integrated microphone and
webcam; HP, biscotti
35.6 cm (14-in) WXGA Brightview display assembly for use with integrated microphone and
webcam; HP, silver
35.6 cm (14-in) WXGA Brightview display assembly for use with integrated microphone and
webcam; HP, white (for model 1.0 only)
35.6 cm (14-in) WXGA Brightview display assembly for use with integrated microphone and
webcam; HP, charcoal (for models 1.1 and 1.2 only)
592146-001
597617-001
600163-001
606155-001
606156-001
622571-001
Before removing the display 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
5.Disconnect the wireless antenna cables from the WLAN module (see
Battery on page 52).
WLAN module
on page 58).
6.Remove the following components:
a.Keyboard (see
b.Optical drive (see
c.Top cover (see
Keyboard on page 62)
Optical drive on page 56)
Top cover on page 64)
Remove the display assembly:
1.Turn the computer display-side up, with the front toward you.
2.Open the display as far as possible.
3.Remove the wireless antenna cables (1) from the hole and clips built into the base enclosure.
4.Disconnect the display panel cable (2) from the system board.
5.Disconnect the microphone cable (3) from the system board.
74Chapter 4 Removal and replacement proceduresENWW
6.Disconnect the webcam cable (2) from the system board.
CAUTION:Support the display assembly when removing the display screws in the following
steps. Failure to support the display assembly can result in damage to the assembly and other
components.
7.Remove the four black Phillips PM2.5×6.5 screws (1) that secure the display assembly to the
computer.
8.Remove the display assembly (2).
ENWWComponent replacement procedures75
9.If it is necessary to replace any of the display assembly internal components, remove the
following screw covers and screws. The display screw covers are included in the display screw
kit, spare part number 592152-001.
(1) Two Mylar screw covers on the display bezel bottom edge
(2) Two Phillips PM2.5×4.0 screws
10. Flex the inside edge of the top (1), the left and right sides (2), and the bottom (3) of the display
bezel until the bezel disengages from the display back cover.
11. Remove the display bezel (4). The display bezel is available using spare part number
592147-001 for HP computers, and 592148-001 for Presario computers.
76Chapter 4 Removal and replacement proceduresENWW
12. If it is necessary to replace the webcam module, disconnect the webcam cable (1) from the
module. Lift the webcam from the double-sided tape on the display back cover, and remove the
webcam.
13. If it is necessary to replace the display panel, remove the eight Phillips PM2.5×5.0 screws (1)
that secure the display panel to the display enclosure, and then lift the panel from the enclosure
(2). The display panel is available using the spare part number 592144-001.
14. If it is necessary to replace the display cable, follow these steps:
a.Turn the display panel upside down in front of you.
b.Peel back the tape that secures the cable to the display (1).
c.Unplug the cable from the display (2).
d.Remove the cable from the display (3).
ENWWComponent replacement procedures77
The display cable is available in the display cable kit, spare part number 592151-001.
15. If it is necessary to replace the display bracket and hinges, remove the Phillips PM2.0×3.0
screws (1) that secure each bracket to the display.
16. Remove the display hinges (2) from the display. The display bracket and hinge set is available
using spare part number 600627-001.
17. If it is necessary to replace the wireless antennas and cables, remove the adhesive strip (1) that
secures each antenna to the display back cover.
18. Detach the wireless antenna (2) from the display back cover .
19. Remove the antenna cables from the clips (3) built into the display enclosure.
78Chapter 4 Removal and replacement proceduresENWW
20. Remove the wireless antennas and cables (4) from the display enclosure. The wireless
antennas and cables are included in the display cable kit, spare part number 592151-001.
21. If it is necessary to remove the webcam cable, remove the cable from the adhesive strips (1)
along the cable path on the display back cover, and then remove the webcam cable (2). The
webcam cable is included in the display cable kit, spare part number 592151-001,
ENWWComponent replacement procedures79
22. If it is necessary to remove the microphone, release the microphone cable from the adhesive
strips (1) along the cable path on the display back cover, remove the microphone from the clips
on the display back cover (2), and then remove the microphone and microphone cable (3). The
microphone and cable is included in the display cable kit, spare part number 592151-001,
Reverse this procedure to reassemble and install the display assembly.
80Chapter 4 Removal and replacement proceduresENWW
System board
DescriptionSpare part number
System board for use in models with UMA graphics subsystem memory,592808-001
System board for use in models with DSC HD5430 MDM CR (for model 1.0 only)592811-001
System board for use in models with DSC HD5430 (for model 1.0 only)592810-001
System board for use in models with UMA graphics subsystem memory592809-001
System board for use in models with HD545V DSC (for model 1.0 only)611554-001
System board for use in models with HD545V DSC CR (for model 1.0 only)611555-001
System board for use in models with discrete graphics subsystem with HD5470/512 MB (for
model 1.1 only)
System board for use in models with discrete graphics subsystem with HD5470/512 MB with
HDMI card reader (for model 1.1 only)
System board for use in models with discrete graphics subsystem with HD5470/1 G (for model 1.1
only)
System board for use in models with discrete graphics subsystem with HD5470/1 G with HDMI
card reader (for model 1.1 only)
System board for use in models with discrete graphics subsystem with HD6370/512M (for model
1.2 only)
System board for use in models with discrete graphics subsystem with HD6370/512M with HDMI
card reader(for model 1.2 only)
System board for use in models with discrete graphics subsystems HD6370/1G (for model 1.2
only)
System board for use in models with discrete graphics subsystems HD6370/512M with HDMI card
reader (for model 1.2 only)
616405–001
616406–001
616407–001
616408–001
632183-001
632184-001
632185-001
632186-001
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:
RTC battery (see
●
RTC battery on page 86)
Memory modules (see
●
WLAN module (see
●
●Modem module (see
Memory module on page 60)
WLAN module on page 58)
Modem module on page 70)
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.
ENWWComponent replacement procedures81
4.Remove the battery (see Battery on page 52).
5.Remove the following components:
a.Hard drive (see
b.WLAN (see
c.Optical drive (see
d.Keyboard (see
e.Top cover (see
f.Speaker assembly (see
g.Display assembly (see
h.Top cover (see
Hard drive on page 53)
WLAN module on page 58)
Optical drive on page 56)
Keyboard on page 62)
Top cover on page 64)
Speaker assembly on page 67)
Display assembly on page 74)
Top cover on page 64)
Remove the following cables from the system board if still connected:
Power connector cable (see
●
USB board cable (see
●
Power connector cable on page 73)
USB board on page 72)
1.Turn the computer upright with the right side toward you.
2.Remove the three Phillips PM2.5×3.0 screws that secure the system board to the computer.
3.Release the optical drive cable (1) from the system board.
4.Lift the right side of the system board (2).
82Chapter 4 Removal and replacement proceduresENWW
5.Release the system board by sliding it to the right at an angle (3) until the connectors on the left
side of the system board clear the base enclosure, and then remove the system board.
6.If it is necessary to replace the modem module cable, remove the RJ-11 connector (1) from the
clip built into the base enclosure.
7.Remove the modem module cable (2) from the routing channel built into the base enclosure.
The modem module cable is available using spare part number 610791-001.
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:
Fan/heat sink assembly (see
●
Processor (see
●
Processor on page 91)
Fan/heat sink assembly on page 88)
Reverse the preceding procedure to install the system board.
ENWWComponent replacement procedures83
Optical drive SATA cable and connector
DescriptionSpare part number
Optical drive cable (included in the cable kit)610791-001
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
Battery on page 52).
5.Remove the following components:
a.Hard drive (see
b.WLAN (see
c.Optical drive (see
d.Keyboard (see
e.Top cover (see
f.Speaker assembly (see
g.Display assembly (see
h.System board (see
Hard drive on page 53)
WLAN module on page 58)
Optical drive on page 56)
Keyboard on page 62)
Top cover on page 64)
Speaker assembly on page 67)
Display assembly on page 74)
System board on page 81)
Remove the optical drive cable
1.Remove the two Phillips PM2.5×6.0 screws (1) that secure the optical drive connector to the
system board.
84Chapter 4 Removal and replacement proceduresENWW
2.Release the cable from the clips on the base enclosure (2), and then remove the cable (3).
ENWWComponent replacement procedures85
RTC battery
DescriptionSpare part number
RTC battery602745-001
Before removing the RTC battery, follow these steps:
1.Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn
the computer on, and then shut it down through the operating system.
2.Disconnect all external devices connected to the computer.
3.Disconnect the power from the computer by first unplugging the power cord from the AC outlet
and then unplugging the AC adapter from the computer.
4.Remove the battery (see
Battery on page 52).
5.Remove the following components:
a.Hard drive (see
b.WLAN (see
c.Optical drive (see
d.Keyboard (see
e.Top cover (see
f.Speaker assembly (see
g.Display assembly (see
h.System board (see
Hard drive on page 53)
WLAN module on page 58)
Optical drive on page 56)
Keyboard on page 62)
Top cover on page 64)
Speaker assembly on page 67)
Display assembly on page 74)
System board on page 81)
Remove the RTC battery:
1.Turn the system board upside down.
2.Release the RTC battery from the clips on the system board (1).
86Chapter 4 Removal and replacement proceduresENWW
3.Remove the RTC battery (2).
Reverse this procedure to install the RTC battery.
ENWWComponent replacement procedures87
Fan/heat sink assembly
DescriptionSpare part number
Fan/heat sink assembly for use in models that use Universal Memory Architecture (UMA) graphics
subsystem memory (includes thermal material)
Fan/heat sink assembly for use in models that use discrete graphics subsystem memory (includes
thermal material)
Fan/heat sink assembly for use in models that use DSC HD545V graphics subsystem memory
(includes thermal material) (for model 1.0 only)
606609-001
606610-001
617029-001
NOTE:To properly ventilate the computer, allow at least a 7.6-cm (3-inch) clearance on the right
side and rear panel 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
Battery on page 52).
5.Remove the following components:
a.Hard drive (see
b.Optical drive (see
c.Keyboard (see
d.Top cover (see
e.Speaker assembly (see
f.Display assembly (see
g.System board (see
Hard drive on page 53)
Optical drive on page 56)
Keyboard on page 62)
Top cover on page 64)
Speaker assembly on page 67)
Display assembly on page 74)
System board on page 81)
Remove the fan/heat assembly (fan/heat sink appearance may vary):
1.Turn the system board upside down.
2.Disconnect the fan cable (1) from the system board.
3.Follow the sequence embossed on heat sink to loosen the four Phillips PM2.5×7.0 captive
screws (2) that secure the fan/heat sink assembly to the system board.
88Chapter 4 Removal and replacement proceduresENWW
NOTE:Due to the adhesive quality of the thermal material located between the fan/heat sink
assembly and system board components, it may be necessary to move the fan/heat sink
assembly from side to side to detach the assembly.
4.Remove the fan/heat sink assembly (3).
The thermal material must be thoroughly cleaned from the surface of the fan/heat sink assembly (1),(3) and the processor (2) and video components (4) each time the fan/heat sink assembly is
removed. Thermal pads and thermal paste must be installed on all surfaces before the fan/heat sink
assembly is reinstalled.
NOTE:Thermal pads and thermal paste are included with all fan/heat sink assembly, system board,
and processor spare part kits.
The following illustration shows the locations for thermal material on systems with discrete graphics
subsystems.
ENWWComponent replacement procedures89
The thermal material must be thoroughly cleaned from the surface of the fan/heat sink assembly (1)
and (3), and the processor component (2), each time the fan/heat sink assembly is removed. Thermal
pads and thermal paste must be installed on all surfaces before the fan/heat sink assembly is
reinstalled.
The following illustration shows the locations for thermal material on systems with UMA graphics
subsystems.
Reverse this procedure to install the fan/heat sink assembly.
90Chapter 4 Removal and replacement proceduresENWW
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