HP ProBook 450 G0, ProBook 455 G1 Maintenance and Service Guide
HP ProBook 450 G0 Notebook PC
HP ProBook 455 G1 Notebook PC
Maintenance and Service Guide
© Copyright 2013 Hewlett-Packard
Development Company, L.P.
Bluetooth is a trademark owned by its
proprietor and used by Hewlett-Packard
Company under license. Intel and Core are
trademarks or registered trademarks of Intel
Corporation in the United States and other
countries. Microsoft, Windows, and Windows
Vista are either trademarks or registered
trademarks of Microsoft Corporation in the
United States and/or other countries. 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: 720794-001
Product notice
This guide describes features that are common
to most models. Some features may not be
available on your computer.
Important Notice about Customer Self-Repair Parts
CAUTION: Your computer includes Customer Self-Repair parts and parts that should only be accessed by an
authorized service provider. See Chapter 5, "Removal and replacement procedures for Customer Self-Repair
parts," for details. Accessing parts described in Chapter 6, "Removal and replacement procedures for
Authorized Service Provider only parts," can damage the computer or void your warranty.
iii
iv Important Notice about Customer Self-Repair Parts
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).
v
vi Safety warning notice
Table of contents
1 Product description ....................................................................................................................................... 1
2 External component identification ................................................................................................................. 7
Display ................................................................................................................................................................... 7
Top ......................................................................................................................................................................... 8
TouchPad ............................................................................................................................................. 8
Lights ................................................................................................................................................... 9
Buttons and fingerprint reader (select models only) ....................................................................... 10
Keys ................................................................................................................................................... 12
Front ..................................................................................................................................................................... 13
Left ....................................................................................................................................................................... 14
Right ..................................................................................................................................................................... 15
Service tag and PCID label ................................................................................................................................... 16
Service tag ......................................................................................................................................... 16
PCID label ........................................................................................................................................... 17
3 Illustrated parts catalog .............................................................................................................................. 18
Computer major components ............................................................................................................................. 18
Display components ............................................................................................................................................ 22
Plastics Kit ........................................................................................................................................................... 23
Cable Kit ............................................................................................................................................................... 24
Mass storage devices .......................................................................................................................................... 25
Miscellaneous parts ............................................................................................................................................. 26
Sequential part number listing ........................................................................................................................... 27
4 Removal and replacement procedures preliminary requirements .................................................................... 32
Tools required ...................................................................................................................................................... 32
Service considerations ........................................................................................................................................ 32
Plastic parts ....................................................................................................................................... 32
Cables and connectors ...................................................................................................................... 33
Drive handling ................................................................................................................................... 33
Grounding guidelines ........................................................................................................................ 34
Electrostatic discharge damage ..................................................................................... 34
Packaging and transporting guidelines ....................................................... 35
Workstation guidelines ................................................................................ 35
Equipment guidelines ................................................................................... 36
vii
5 Removal and replacement procedures for Customer Self-Repair parts ............................................................. 37
Component replacement procedures ................................................................................................................. 37
Battery ............................................................................................................................................... 38
Service door ....................................................................................................................................... 39
Using the optional security screw ..................................................................................................... 40
Hard drive .......................................................................................................................................... 40
Optical drive ...................................................................................................................................... 43
Memory modules .............................................................................................................................. 45
WLAN/Bluetooth combo card ........................................................................................................... 47
WWAN module ................................................................................................................................... 49
Keyboard ........................................................................................................................................... 51
6 Removal and replacement procedures for Authorized Service Provider parts ................................................... 53
Component replacement procedures ................................................................................................................. 53
RTC battery – models without WWAN .............................................................................................. 54
Top cover ........................................................................................................................................... 55
Speaker assembly ............................................................................................................................. 60
Fingerprint reader assembly ............................................................................................................. 62
Power button board .......................................................................................................................... 63
Function board .................................................................................................................................. 65
Card reader board ............................................................................................................................. 66
USB/audio board ............................................................................................................................... 68
System board .................................................................................................................................... 69
Optical drive extension board ........................................................................................................... 72
Power cable ....................................................................................................................................... 72
Battery cable ..................................................................................................................................... 74
RTC battery – WWAN models ............................................................................................................ 75
Fan/heat sink assembly .................................................................................................................... 77
Processor ........................................................................................................................................... 80
Display assembly .............................................................................................................................. 82
7 Computer Setup (BIOS), MultiBoot, and System Diagnostics in Windows 8 ........................................................ 89
Using Computer Setup ......................................................................................................................................... 89
Starting Computer Setup .................................................................................................................. 89
Navigating and selecting in Computer Setup ................................................................................... 89
Restoring factory settings in Computer Setup ................................................................................. 90
Updating the BIOS ............................................................................................................................. 90
Determining the BIOS version ........................................................................................ 90
Downloading a BIOS update ........................................................................................... 91
Using MultiBoot ................................................................................................................................................... 92
viii
About the boot device order ............................................................................................................. 92
Choosing Multi Boot preferences ...................................................................................................... 92
Setting a new boot order in Computer Setup ................................................................. 92
Dynamically choosing a boot device using the f9 prompt ............................................. 93
Setting a MultiBoot Express prompt .............................................................................. 93
Entering MultiBoot Express preferences ....................................................................... 93
Using System Diagnostics ................................................................................................................................... 94
8 Setup Utility (BIOS) and System Diagnostics in Windows 7 .............................................................................. 95
Using Setup Utility ............................................................................................................................................... 95
Starting Setup Utility ......................................................................................................................... 95
Changing the language of Setup Utility ............................................................................................ 95
Navigating and selecting in Setup Utility .......................................................................................... 96
Displaying system information ......................................................................................................... 96
Restoring factory settings in Setup Utility ....................................................................................... 97
Exiting Setup Utility ........................................................................................................................... 97
Updating the BIOS ............................................................................................................................. 97
Determining the BIOS version ........................................................................................ 98
Downloading a BIOS update ........................................................................................... 98
Using System Diagnostics ................................................................................................................................... 99
9 Computer Setup (BIOS) and Advanced System Diagnostics in SUSE Linux ........................................................ 100
Starting Computer Setup .................................................................................................................................. 100
Using Computer Setup ....................................................................................................................................... 100
Navigating and selecting in Computer Setup ................................................................................. 100
Restoring factory settings in Computer Setup ............................................................................... 101
Updating the BIOS .............................................................................................................................................. 101
Determining the BIOS version ......................................................................................................... 101
Downloading a BIOS update ........................................................................................................... 102
Using Advanced System Diagnostics ................................................................................................................ 102
10 Backup and recovery in Windows 8 ............................................................................................................ 104
Backing up your information ............................................................................................................................. 104
Performing a system recovery .......................................................................................................................... 105
Using the Windows recovery tools ................................................................................................. 105
Using f11 recovery tools ................................................................................................................. 105
Using Windows 8 operating system media (purchased separately) ............................................. 106
Using Windows Refresh for quick and easy recovery .................................................................... 107
Remove everything and reinstall Windows .................................................................................... 107
Using HP Software Setup ................................................................................................................ 108
ix
11 Backup and recovery in Windows 7 ............................................................................................................ 109
Creating recovery media with HP Recovery Disc Creator ................................................................................. 109
Creating recovery media ................................................................................................................. 110
Backing up your information ............................................................................................................................. 110
Performing a system recovery .......................................................................................................................... 111
Using the Windows recovery tools ................................................................................................. 111
Using f11 recovery tools ................................................................................................................. 112
Using a Windows 7 operating system DVD (purchased separately) .............................................. 112
12 Backup and Recovery in SUSE Linux ........................................................................................................... 114
Backing up your information ............................................................................................................................. 114
Performing a system recovery .......................................................................................................................... 114
13 Specifications .......................................................................................................................................... 116
Computer specifications .................................................................................................................................... 116
39.6-cm (15.6-in), HD+ display specifications ................................................................................................. 117
Hard drive specifications ................................................................................................................................... 118
DVD±RW SuperMulti DL Drive specifications .................................................................................................... 119
Blu-ray ROM DVD±RW SuperMulti DL Drive ...................................................................................................... 120
DVD-ROM drive .................................................................................................................................................. 120
Specification information in Device Manager ................................................................................................... 121
14 Statement of Volatility ............................................................................................................................ 122
Non-volatile memory usage ............................................................................................................................. 124
Questions and answers ..................................................................................................................................... 126
15 Power cord set requirements .................................................................................................................... 127
Requirements for all countries and regions ..................................................................................................... 127
Requirements for specific countries and regions ............................................................................................. 127
16 Recycling ................................................................................................................................................ 129
Battery ............................................................................................................................................................... 129
Display ............................................................................................................................................................... 129
Index ........................................................................................................................................................... 135
x
1 Product description
Category Description HP 450
UMA
Product Name HP ProBook 450 G0 Notebook PC
HP ProBook 455 G1 Notebook PC
Processors Intel® Core™ i7 processor, Quad Core, 3rd generation
(6-MB L3 cache, 35W)
3632QM, 2.20-GHz processor
Intel® Core i5 processors, Dual Core, 3rd generation (3-
MB L3 cache, 35W)
3380M, 2.90-GHz processor
3340M, 2.70-GHz processor
3230M, 2.60-GHz processor
Intel Core i3 processors, Dual Core, 3rd generation (3-
MB L3 cache, 35W)
3130M, 2.60-GHz processor
3120M, 2.50-GHz processor
Intel Pentium processor, Dual Core (2-MB L3 cache,
35W)
HP 450
discrete
HP 455
UMA
HP 455
discrete
2020M, 2.40-GHz processor
Intel Celeron processor (2-MB L3 cache, 35W)
1000M, 1.80-GHz processor
AMD processors
AMD A8-5550M, 35W, Quad Cores, 3.1 GHz/2.1 GHz 4 MB
L2 cache/HD 8550G graphics
AMD A8-4500M, 35W, Quad Cores, 2.8 GHz/1.9 GHz 4 MB
L2 cache/HD 7640G graphics
AMD A6-5350M, 35W, Dual Cores, 3.5 GHz/2.9 GHz 1 MB
L2 cache/HD 8450G graphics
AMD A6-4400M, 35W, Dual Cores, 3.2 GHz/2.7 GHz 1 MB
L2 cache/HD 7520G graphics
AMD A4-5150M, 35W, Dual Cores, 3.3 GHz/2.7 GHz, 1 MB
L2 cache/HD 8350G graphics
AMD A4-4300M, 35W, Dual Cores, 3.0 GHz/2.5 GHz, 1 MB
L2 cache/HD 7420G graphics
Chipset Mobile Intel HM76 chipset
AMD A76M FCH
1
Category Description HP 450
UMA
Graphics AMD Radeon™ HD 8750M (switchable discrete)
Intel HD Graphics 4000 (Intel i3/i5/i7 processors)
Intel HD Graphics (Intel Pentium/Celeron processors)
Supports HD decode, DX11, HDMI
Supports PX5.5
Supports PX5
Panel 39.6-cm (15.6-inch) HD, 1366x768, 200 nits, 3.6 mm
HP 450
discrete
HP 455
UMA
HP 455
discrete
39.6-cm (15.6-inch) HD, 1366x768, 200 nits, 3.6 mm,
includes WWAN
39.6-cm (15.6-inch) HD, 1366x768, 200 nits, touchpanel,
includes WWAN and webcam
39.6-cm (15.6-inch) HD, 1366x768, 200 nits, 3.8 mm
All display assemblies include 2 wireless local area
network (WLAN) antennas
Display assemblies include 2 worldwide 5-band (WWAN)
antennas
Memory Two customer-accessible memory module slots
supporting up to 16 GB of RAM
Supports dual-channel memory
PC3L-12800, 1600-MHz, DDR3L SODIMMs
Supports the following configurations:
●
16384 MB (8192 × 2; dual channel)
●
12288 MB (8192 + 4096; dual channel)
●
8192 MB (8192 × 1)
●
8192 MB (4096 × 2; dual channel)
●
6144 MB (4096 + 2048; dual channel)
●
4096 MB (2048 × 2; dual channel)
●
4096 MB (4096 × 1)
●
2048 MB (2048 × 1)
Primary storage Supports 7-mm/9.5-mm, 2.5-in SATA hard drives with HP
Customer-accessible
Supports the following drives:
2 Chapter 1 Product description
3D DriveGuard
●
1-TB, 5400-rpm
●
750-GB, 5400-rpm
●
500-GB, 7200-rpm
●
500-GB, 5400-rpm, hybrid (8-GB SSD) MLC
Category Description HP 450
●
320-GB, 5400-rpm
●
128-GB Solid-state drive (SSD)
UMA
HP 450
discrete
HP 455
UMA
HP 455
discrete
Supports the following drives:
●
750-GB, 5400-rpm
●
500-GB, 7200-rpm, 5400-rpm
●
320-GB, 5400-rpm
Fixed optical drives Supports the following 12.7-mm SATA optical drives:
●
DVD-ROM
●
DVD+/-RW SuperMulti DL
Blu-ray ROM DVD+/-RW SuperMulti DL
Supports no optical drive option
Audio/Visual Integrated webcam (720p HD)
Stereo speakers (2)
Integrated dual-array microphone (webcam models only)
Integrated mono microphone (non-webcam models only)
Headphone and microphone jacks
IDT 92HD91
Skype-ready
HD audio with DTS Sound+
Supports “no camera” option
Ethernet Realtek RTL8151GH-CG 10/100/1000
S3/S4/S5 wake on LAN (AC mode and battery mode)
NIC power down technology
Ethernet cable not included
Wireless Integrated WLAN options by way of wireless module:
Two WLAN antennas built into display assembly
Supports “no WLAN/Bluetooth” option
Supports the following WLAN formats:
●
Atheros AR9485 802.11b/g/n 1x1 WiFi Adapter
●
Atheros AR9565 802.11bgn 1x1 WiFi + BT4.0 combo
Adapter
●
Ralink RT3290LE 802.11bgn 1x1 Wi-Fi and
Bluetooth® 4.0 Combo Adapter
●
Realtek RTL8188EE 802.11bgn Wi-Fi Adapter
Supports the following WLAN formats:
3
Category Description HP 450
●
Intel Centrino Advanced-N 6235
●
BCM943228HM4L 802.11abgn 2x2 Wi-Fi Adapter
and Broadcom Bluetooth 4.0 Adapter
UMA
HP 450
discrete
HP 455
UMA
HP 455
discrete
Wireless Personal Area Network (PAN) only supported
by Bluetooth 4.0 combo card
Integrated WWAN options by way of wireless module:
Two WWAN antennas built into display assembly (world-
wide 5 band, configured with panels)
Subscriber identity module (SIM) security (customer-
accessible)
Supports “no WWAN” option
Supports the following WWAN modules:
●
HP hs3110 HSPA+ Mobile Broadband Module
●
HP lt4112 LTE/HSPA+ Gobi 4G Module
External media card Digital Media Reader Slot
Supports SD, SDHC, SDXC, Memory Stick, MSXC
Ports Audio-in (stereo microphone)
Audio-out (stereo headphone)
RJ-45 (Ethernet, includes link and activity lights)
USB 3.0 (2)
USB 2.0 (2)
VGA (Dsub 15-pin) supporting 2048 × 1536 external
resolution at 75-GHz (hot plug/unplug with auto-detect)
VGA (Dsub 15-pin) supporting 1920 × 1200 external
resolution at 75-GHz (hot plug/unplug with auto-detect)
HDMI 1.4
Multi-pin AC port
Keyboard/pointing
devices
Touchpad includes: on/off button on board; 2-way scroll
Power requirements 90-W Smart AC adapter with localized cable plug support
65-W Smart AC adapter with localized cable plug support
6-cell, 47-Wh, 2.2Ah, Li-ion battery (HP Fast Charge
Full-sized, spill-resistant keyboard
with legend, taps enabled by default, 2-finger scrolling
and zoom enabled by default
(3-wire plug with ground pin)
(3-wire plug with ground pin)
technology)
9-cell, 93-Wh, 2.8 Ah, Li-ion battery
4 Chapter 1 Product description
Category Description HP 450
UMA
Security Integrated fingerprint reader (optional)
Intel AT support
Security lock
No fingerprint reader option
Operating system Preinstalled:
Windows 7 Professional 64
HP 450
discrete
HP 455
UMA
HP 455
discrete
Windows 7 Professional 64 – MSNA (France and Russia
only)
Windows 7 Home Premium 64
Windows 7 Home Basic 64
Windows 8 Professional 64-bit Digital Product Key (DPK)
with Windows 7 Professional 64
Windows 8 China (CH) 64-bit
Windows 8 Emerging Markets (EM) 64-bit
Windows 8 Multi-language (ML) 64-bit
Windows 8 Professional 64-bit
Novell™: SuSE Linux™ – SLED 11, 64-bit, SP2
FreeDOS 2.0
Restore Media (DRDVD/SRDVD):
DRDVD Windows 8
DRDVD Windows 7
SRDVD SuSE Linux Enterprise (SLED) SP2 64-bit
Restore Media (OSDVD):
Windows 7 Home Basic 64
Windows 7 Home Premium 64
Windows 7 Professional 32
Windows 7 Professional 64
Windows 8 Professional 64
Web-only support:
Windows 7 Home Basic 32
Windows 7 Home Premium 32
Windows 7 Professional 32
Windows 8 Professional 32
Windows 8 ML 32
5
Category Description HP 450
UMA
Windows 8 EM 32
Windows 8 CH 32
Certified:
Microsoft WHQL
SuSE Linux – SLED 11, 64-bit, SP2
Serviceability End-user replaceable parts:
AC adapter
Battery (system)
Hard drive
Memory module
Optical drive
WLAN module
WWAN module
Keyboard
HP 450
discrete
HP 455
UMA
HP 455
discrete
6 Chapter 1 Product description
2 External component identification
Display
Component Description
(1) WLAN antennas (2)* (select models only) Send and receive wireless signals to communicate with wireless local
(2) WWAN antennas (2)* (select models only) Send and receive wireless signals to communicate with wireless wide
(3) Internal microphones (2) (select models only; SLED
models do not support WWAN)
(4) Webcam light (select models only) On: The webcam is in use.
(5) Webcam (select models only) Records video and captures still photographs.
(6) Internal display switch Turns off the display or initiates Sleep if the display is closed while
area networks (WLAN).
area networks (WWAN).
Record sound.
To use the webcam:
Windows 8: From the Start screen, type c, and then select CyberLink
YouCam from the list of applications.
Windows 7: Select Start > All Programs > Communication and Chat
> Cyberlink YouCam.
the power is on.
Display 7
Component Description
*The antennas are not visible on the outside of the computer. For optimal transmission, keep the areas immediately around the
antennas free from obstructions. To see wireless regulatory notices, see the section of the Regulatory, Safety, and Environmental
Notices that applies to your country or region. To access the user guides in Windows 8, select the HP Support Assistant app on the
Start screen, select My computer, and then select User guides. In Windows 7, these notices are located in Help and Support.
Top
TouchPad
NOTE: The display switch is not visible on the outside of the
computer.
Component Description
(1) TouchPad on/off button Turns the TouchPad on and off.
(2) TouchPad zone Moves the pointer and selects or activates items on the screen.
(3) Left TouchPad button Functions like the left button on an external mouse.
(4) Right TouchPad button Functions like the right button on an external mouse.
8 Chapter 2 External component identification
Lights
NOTE: Your computer may look slightly different from the illustration in this section.
Component Description
(1)
(2)
(3) Num lock light On: Num lock is on.
(4)
(5)
(6) Caps lock light On: Caps lock is on.
Power light
Microphone mute light Amber: Microphone is off.
Wireless light
Speaker mute
●
On: The computer is on.
●
Blinking: The computer is in the Sleep state.
NOTE: The elapsed time between blinks is longer than on
previous models.
●
Off: The computer is off.
●
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.
●
Amber: Computer sound is off.
●
Off: Computer sound is on.
Top 9
Buttons and fingerprint reader (select models only)
NOTE: Your computer may look slightly different from the illustration in this section.
Component Description
(1)
Power button
●
When the computer is off, press the button to turn on the
computer.
●
When the computer is on, press the button briefly to initiate
Sleep.
●
When the computer is in the Sleep state, press the button
briefly to exit Sleep.
●
When the computer is in Hibernation, press the button
briefly to exit Hibernation.
CAUTION: Pressing and holding down the power button will
result in the loss of unsaved information.
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, see your power
options:
●
Windows 8: From the Start screen, type power, select
Settings, and then select Power Options.
●
Windows 7: Select Start > Control Panel > System and
Security > Power Options.
●
SLED: Select Computer > Control Center. In the left pane,
click System, and then click Power Management in the
right pane.
10 Chapter 2 External component identification
Component Description
(2) Speakers (2) Produce DTS Sound+.
To use the DTS Sound+software:
Windows 8: From the Start screen, type DTS, and then select DTS
Sound+.
Windows 7: Select Start > All Programs > DTS Sound+.
(3)
(4)
(5) Fingerprint reader (select models only) Allows a fingerprint logon instead of a password logon.
Wireless button Turns the wireless feature on or off but does not establish a
wireless connection.
Speaker mute button Mutes and restores speaker sound.
Top 11
Keys
Component Description
(1) esc key Displays system information when pressed in combination with
(2) fn key Executes frequently used system functions when pressed in
(3)
(4) Function keys Execute frequently used system functions when pressed in
(5) num lk key Turns the embedded numeric keypad on and off when pressed
(6) Integrated numeric keypad When num lk has been enabled, it can be used like an external
Windows 7/8: Windows button
SLED: Operating system logo key
the fn key.
NOTE: Not applicable to SLED.
combination with a function key, the num lk key, or the esc key.
Windows 8: Returns you to the Start screen from an open app or
the Windows desktop. NOTE: Pressing the Windows button
again will return you to the previous screen.
Windows 7: Displays the Windows Start menu.
SLED: Displays the operating system menu.
combination with the fn key.
in combination with the fn key.
Alternates between the navigational and numeric functions on
the integrated numeric keypad.
numeric keypad.
12 Chapter 2 External component identification
Front
Component Description
(1)
(2) Media Card Reader Reads data from and writes data to digital memory cards
Hard drive light
●
Blinking white: The hard drive is being accessed.
●
Amber: HP 3D DriveGuard has temporarily parked the
hard drive.
such as Secure Digital (SD).
Front 13
Left
Component Description
(1)
(2) AC adapter/Battery light
(3) Vents (2) Enables airflow to cool internal components.
(4)
(5)
Power connector Connects an AC adapter.
●
White: The computer is connected to external power and
the battery is charged from 90 to 99 percent.
●
Amber: The computer is connected to external power and
the battery is charged from 0 to 89 percent.
●
Blinking amber: A battery that is the only available power
source has reached a low battery level. When the battery
reaches a critical battery level, the battery light begins
blinking rapidly.
●
Off: The battery is fully charged.
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.
External monitor port Connects an external VGA monitor or projector.
RJ-45 (network) jack
RJ-45 (network) lights (2)
Connects a network cable.
●
Green (left): The network is connected.
●
Amber (right): The network is showing activity.
(6)
(7)
HDMI port Connects an optional video or audio device, such as a high-
USB 3.0 ports (2) Connect optional USB 3.0 devices and provide enhanced USB
14 Chapter 2 External component identification
definition television, or any compatible digital or audio
component.
power performance.
Right
Component Description
(1)
(2)
(3)
(4) Optical drive (select models only) Reads and writes (select models only) to an optical disc.
(5) Optical drive eject button (select models only) Releases the optical drive disc tray.
(6)
Audio-out (headphone) jack Produces sound when connected to optional powered stereo
speakers, headphones, earbuds, a headset, or television audio.
WARNING! To reduce the risk of personal injury, adjust the
volume before putting on headphones, earbuds, or a headset.
For additional safety information, see the Regulatory, Safety,
and Environmental Notices. To access the user guides in
Windows 8, select the HP Support Assistant app on the Start
screen, select My computer, and then select User guides.
NOTE: When a device is connected to the jack, the computer
speakers are disabled.
Audio-in (microphone) jack Connects an optional computer headset microphone, stereo
array microphone, or monaural microphone.
USB 2.0 ports (2) Connect optional USB devices.
Security cable slot Attaches 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.
Right 15
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.
16 Chapter 2 External component identification
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.
NOTE: Computer details may vary from images.
Windows 8 models
Non-Windows 8 models
Service tag and PCID label 17
3 Illustrated parts catalog
Computer major components
NOTE: Details about your computer, including model, serial number, product key, and length of warranty,
are on the service tag at the bottom of your computer. See
Service tag and PCID label on page 16 for details.
18 Chapter 3 Illustrated parts catalog
Item Description Spare part number
(1) Display panel, 39.6-cm (15.6-inch), HD, anti-glare
For use in Intel models:
For use in models without a webcam and without WWAN 721941-001
For use in models with a webcam and with WWAN 721942-001
For use in models with a webcam and without WWAN 724940-001
For use in touchscreen models 724941-001
For use in AMD models:
For use in models with a webcam 724942-001
For use in models without a webcam 722816-001
(2) Keyboard (includes cable)
NOTE: For a detailed list of available keyboards, see
on page 27.
(3) Top cover (includes touchpad assembly)
With a fingerprint reader (includes fingerprint reader assembly) 721951-001
Without a fingerprint reader (includes fingerprint reader plastic insert, bracket, and screws) 721952-001
(4) Power button board assembly 721531-001
(5) Function board 721943-001
(6) Card reader board 721535-001
(7) Speaker assembly 721950-001
(8) Fingerprint reader assembly (includes cable, bracket, holder, and screws) 721939-001
(9) System board (includes replacement thermal material)
Intel models:
●
Non-Windows 8 with 1-GB discrete graphics memory 721521-001
●
Non-Windows 8 with 2-GB discrete graphics memory 721522-001
●
Non-Windows 8, UMA graphics memory without WWAN 721523-001
●
Non-Windows 8, UMA graphics memory with WWAN 721525-001
Sequential part number listing
721953-xxx
AMD models:
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Windows 8 Standard with 1-GB discrete graphics memory 721521-501
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Windows 8 Professional with 1-GB discrete graphics memory 721521-601
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Windows 8 Standard with 2-GB discrete graphics memory 721522-501
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Windows 8 Professional with 2-GB discrete graphics memory 721522-601
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Windows 8 Standard with UMA graphics and without WWAN 721523-501
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Windows 8 Professional with UMA graphics and without WWAN 721523-601
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Windows 8 Standard with UMA graphics and with WWAN 721525-501
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Windows 8 Professional with UMA graphics and with WWAN 721525-601
Computer major components 19
Item Description Spare part number
Fan/heat sink assembly (includes replacement thermal material)
(10) For use in models with UMA graphics 721938-001
(11) For use in models with discrete graphics 721937-001
(12) Optical drive extension board 721944-001
(13) USB/audio board 721542-001
(14) Processor (includes thermal material)
Intel models:
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Non-Windows 8 with 1-GB discrete graphics memory 722818-001
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Non-Windows 8 with 2-GB discrete graphics memory 722821-001
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Non-Windows 8 with UMA graphics 722824-001
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Windows 8 Standard with 1-GB discrete graphics memory 722818-501
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Windows 8 Professional with 1-GB discrete graphics memory 722818-601
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Windows 8 Standard with 2-GB discrete graphics memory 722821-501
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Windows 8 Professional with 2-GB discrete graphics memory 722821-601
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Windows 8 Standard with UMA graphics 722824-501
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Windows 8 Professional with UMA graphics 722824-601
AMD models:
(15) Battery, Li-ion
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Intel Core i7 3632QM, 2.2-GHz with 6-MB L3 cache 701658-001
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Intel Core i5 3380M, 2.9-GHz with 3-MB L3 cache 708762-001
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Intel Core i5 3340M, 2.7-GHz with 3-MB L3 cache 708761-001
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Intel Core i5 3230M, 2.6-GHz with 3-MB L3 cache 711903-001
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Intel Core i3 3130M, 2.6-GHz with 3-MB L3 cache 713163-001
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Intel Core i3 3120M, 2.5-GHz with 3-MB L3 cache 700627-001
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Intel Pentium 2020M, 2.4-GHz with 2-MB L3 cache 700628-001
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Intel Celeron 1000M, 1.8-GHz with 2-MB L3 cache 713162-001
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A8-5550M, 3.1-GHz/2.1-GHz, 4-MB L2 cache, HD 8550G graphics 713551-001
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A8-4500M, 2.8-GHz/1.9-GHz, 4-MB L2 cache, HD 7640G graphics 683048-001
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A6-5350M, 3.5-GHz/2.9-GHz, 1-MB L2 cache, HD 8450G graphics 713550-001
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A6-4400M, 3.2-GHz/2.7-GHz, 1-MB L2 cache, HD 7520G graphics 683047-001
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A4-5150M, 3.3-GHz/2.7-GHz, 1-MB L2 cache, HD 8350G graphics 713549-001
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A4-4300M, 3.0-GHz/2.5-GHz, 1-MB L2 cache, HD 7420G graphics 685990-001
9-cell (93 WHr, 2.8 Ah) 708458-001
6-cell (47 WHr, 2.2 Ah) 708457-001
20 Chapter 3 Illustrated parts catalog
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