HP ProBook 440 G0, ProBook 445 G1 Maintenance and Service Guide

HP ProBook 440 G0 Notebook PC HP ProBook 445 G1 Notebook PC

Maintenance and Service Guide

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: 720800-001

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).

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 ........................................................................................................................... 26

4 Removal and replacement procedures preliminary requirements .................................................................... 30

Tools required ...................................................................................................................................................... 30

Service considerations ........................................................................................................................................ 30

Plastic parts ....................................................................................................................................... 30

Cables and connectors ...................................................................................................................... 31

Drive handling ................................................................................................................................... 31

Grounding guidelines ........................................................................................................................ 32

Electrostatic discharge damage ..................................................................................... 32

Packaging and transporting guidelines ....................................................... 33

Workstation guidelines ................................................................................ 33

Equipment guidelines ................................................................................... 34

vii

5 Removal and replacement procedures for Customer Self-Repair parts ............................................................. 35

Component replacement procedures ................................................................................................................. 35

Battery ............................................................................................................................................... 36

Service door ....................................................................................................................................... 37

Using the optional security screw ..................................................................................................... 38

Hard drive .......................................................................................................................................... 38

Optical drive ...................................................................................................................................... 41

Memory modules .............................................................................................................................. 43

WLAN/Bluetooth combo card ........................................................................................................... 45

WWAN module ................................................................................................................................... 47

Keyboard ........................................................................................................................................... 49

6 Removal and replacement procedures for Authorized Service Provider parts ................................................... 51

Component replacement procedures ................................................................................................................. 51

RTC battery – models without WWAN .............................................................................................. 52

Top cover ........................................................................................................................................... 53

Speaker assembly ............................................................................................................................. 57

Fingerprint reader assembly ............................................................................................................. 59

Power button board .......................................................................................................................... 60

Function board .................................................................................................................................. 62

Card reader board ............................................................................................................................. 63

USB/audio board ............................................................................................................................... 65

System board .................................................................................................................................... 66

Power cable ....................................................................................................................................... 69

Battery cable ..................................................................................................................................... 69

RTC battery – WWAN models ............................................................................................................ 71

Fan/heat sink assembly .................................................................................................................... 73

Processor ........................................................................................................................................... 76

Display assembly .............................................................................................................................. 78

7 Computer Setup (BIOS), MultiBoot, and System Diagnostics in Windows 8 ........................................................ 85

Using Computer Setup ......................................................................................................................................... 85

Starting Computer Setup .................................................................................................................. 85

Navigating and selecting in Computer Setup ................................................................................... 85

Restoring factory settings in Computer Setup ................................................................................. 86

Updating the BIOS ............................................................................................................................. 86

Determining the BIOS version ........................................................................................ 86

Downloading a BIOS update ........................................................................................... 87

Using MultiBoot ................................................................................................................................................... 88

About the boot device order ............................................................................................................. 88

viii

Choosing Multi Boot preferences ...................................................................................................... 88

Setting a new boot order in Computer Setup ................................................................. 88

Dynamically choosing a boot device using the f9 prompt ............................................. 89

Setting a MultiBoot Express prompt .............................................................................. 89

Entering MultiBoot Express preferences ....................................................................... 89

Using System Diagnostics ................................................................................................................................... 90

8 Setup Utility (BIOS) and System Diagnostics in Windows 7 .............................................................................. 91

Using Setup Utility ............................................................................................................................................... 91

Starting Setup Utility ......................................................................................................................... 91

Changing the language of Setup Utility ............................................................................................ 91

Navigating and selecting in Setup Utility .......................................................................................... 92

Displaying system information ......................................................................................................... 92

Restoring factory settings in Setup Utility ....................................................................................... 93

Exiting Setup Utility ........................................................................................................................... 93

Updating the BIOS ............................................................................................................................. 93

Determining the BIOS version ........................................................................................ 94

Downloading a BIOS update ........................................................................................... 94

Using System Diagnostics ................................................................................................................................... 95

9 Computer Setup (BIOS) and Advanced System Diagnostics in SUSE Linux .......................................................... 96

Starting Computer Setup ..................................................................................................................................... 96

Using Computer Setup ......................................................................................................................................... 96

Navigating and selecting in Computer Setup ................................................................................... 96

Restoring factory settings in Computer Setup ................................................................................. 97

Updating the BIOS ................................................................................................................................................ 97

Determining the BIOS version ........................................................................................................... 97

Downloading a BIOS update .............................................................................................................. 98

Using Advanced System Diagnostics .................................................................................................................. 98

10 Backup and recovery in Windows 8 ............................................................................................................ 100

Backing up your information ............................................................................................................................. 100

Performing a system recovery .......................................................................................................................... 101

Using the Windows recovery tools ................................................................................................. 101

Using f11 recovery tools ................................................................................................................. 101

Using Windows 8 operating system media (purchased separately) ............................................. 102

Using Windows Refresh for quick and easy recovery .................................................................... 103

Remove everything and reinstall Windows .................................................................................... 103

Using HP Software Setup ................................................................................................................ 104

11 Backup and recovery in Windows 7 ............................................................................................................ 105

Creating recovery media with HP Recovery Disc Creator ................................................................................. 105

Creating recovery media ................................................................................................................. 106

Backing up your information ............................................................................................................................. 106

Performing a system recovery .......................................................................................................................... 107

Using the Windows recovery tools ................................................................................................. 107

Using f11 recovery tools ................................................................................................................. 108

Using a Windows 7 operating system DVD (purchased separately) .............................................. 108

12 Backup and Recovery in SUSE Linux ........................................................................................................... 110

Backing up your information ............................................................................................................................. 110

Performing a system recovery .......................................................................................................................... 110

13 Specifications .......................................................................................................................................... 112

Computer specifications .................................................................................................................................... 112

35.6-cm (14.0-in), HD+ display specifications ................................................................................................. 113

Hard drive specifications ................................................................................................................................... 114

DVD±RW SuperMulti DL Drive specifications .................................................................................................... 115

Blu-ray ROM DVD±RW SuperMulti DL Drive ...................................................................................................... 116

DVD-ROM drive .................................................................................................................................................. 116

Specification information in Device Manager ................................................................................................... 117

14 Statement of Volatility ............................................................................................................................ 118

Non-volatile memory usage ............................................................................................................................. 120

Questions and answers ..................................................................................................................................... 122

15 Power cord set requirements .................................................................................................................... 123

Requirements for all countries and regions ..................................................................................................... 123

Requirements for specific countries and regions ............................................................................................. 123

16 Recycling ................................................................................................................................................ 125

Battery ............................................................................................................................................................... 125

Display ............................................................................................................................................................... 125

Index ........................................................................................................................................................... 131

1 Product description

Category Description HP 440

Product Name HP ProBook 440 G0 Notebook PC 

HP ProBook 445 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)

models

(UMA)

HP 440 models

(discrete)

HP 445 models

(AMD)

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 



Category Description HP 440

models

(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 35.6-cm (14.0-inch) HD, 1366x768, 200 nits, 3.6 mm 

HP 440 models

(discrete)

HP 445 models

(AMD)

35.6-cm (14.0-inch) HD, 1366x768, 200 nits, 3.6 mm, includes WWAN

35.6-cm (14.0-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)









Hard drives Supports 7-mm/9.5-mm, 2.5-in SATA hard drives with HP 3D

Customer-accessible 

Supports the following drives:

Supports the following drives: 

2 Chapter 1 Product description

DriveGuard

●

1-TB, 5400-rpm

●

750-GB, 5400-rpm

●

500-GB, 7200-rpm, 5400-rpm, , 5400-rpm 8G MLC

●

320-GB, 5400-rpm





Category Description HP 440

●

750-GB, 5400-rpm

●

500-GB, 7200-rpm, 5400-rpm

●

320-GB, 5400-rpm

models

(UMA)

HP 440 models

(discrete)

HP 445 models

(AMD)

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:

●

Intel Centrino Advanced-N 6235

●

Broadcom BCM943228HMB 802.11abgn 2x2 Wi-Fi + BT

4.0 Combo Adapter





Category Description HP 440

models

(UMA)

HP 440 models

(discrete)

HP 445 models

(AMD)

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 Media Reader Slot 

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 with

Power requirements 90-W Smart AC adapter with localized cable plug support (3-

65-W Smart AC adapter with localized cable plug support (3-

6-cell, 47-Wh, 2.2Ah, Li-ion battery (HP Fast Charge

Security Integrated fingerprint reader (optional) 

Intel AT support 

Security lock 

Full-sized, spill-resistant keyboard 

legend, taps enabled by default, 2-finger scrolling and zoom enabled by default

wire plug with ground pin)

technology)

9-cell, 93-Wh, 2.8 Ah, Li-ion battery











No fingerprint reader option 

4 Chapter 1 Product description

Category Description HP 440

models

(UMA)

Operating system Preinstalled:

Windows 7 Professional 64 

Windows 7 Home Premium 64 

Windows 7 Home Basic 64 

HP 440 models

(discrete)

HP 445 models

(AMD)

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 

Windows 8 EM 32 

Windows 8 CH 32 

Certified:

Microsoft WHQL 

Novell: SuSE Linux – SLED 11, 64-bit, SP2 

Category Description HP 440

models

(UMA)

Serviceability End-user replaceable parts:

AC adapter 

Battery (system) 

Hard drive 

Memory module 

Optical drive 

WLAN module 

WWAN module 

Keyboard 

HP 440 models

(discrete)

HP 445 models

(AMD)

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

the fn key.

NOTE: Not applicable to SLED.

(2) fn key Executes frequently used system functions when pressed in

combination with a function key, the num lk key, or the esc key.

(3)

(4) Function keys Execute frequently used system functions when pressed in

(5) Embedded numeric keypad When the keypad is turned on, it can be used like an external

(6)

(7) num lk key Turns the embedded numeric keypad on and off when pressed

Windows 7/8: Windows button

SLED: Operating system logo key

Windows 7/8: Windows applications key

SLED: Operating system applications 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.

numeric keypad.

Each key on the keypad performs the function indicated by the icon in the upper-right corner of the key.

Windows 8: Displays options for a selected object.

Windows 7: Displays a shortcut menu for items beneath the cursor.

SLED: Displays a shortcut menu for items beneath the cursor.

in combination with the fn key.

Alternates between the navigational and numeric functions on the integrated 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.

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Product name (1). This is the product name affixed to the front of the computer.

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Serial number (s/n) (2). This is an alphanumeric identifier that is unique to each product.

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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.

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Warranty period (4). This number describes the duration (in years) of the warranty period for the computer.

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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.

Item Description Spare part number

(1) Display panel, 35.6-cm (14.0-inch), HD, anti-glare

18 Chapter 3 Illustrated parts catalog

Item Description Spare part number

For use in Intel models:

For use in models without a webcam and without WWAN 721515-001

For use in models with a webcam and with WWAN 721516-001

For use in models with a webcam and without WWAN 724939-001

For use in AMD models:

For use in models with a webcam 722827-001

(2) Keyboard (includes cable)

NOTE: For a detailed list of available keyboards, see

on page 26.

(3) Top cover (includes touchpad assembly)

With a fingerprint reader (includes fingerprint reader assembly) 721540-001

Without a fingerprint reader (includes fingerprint reader plastic insert, bracket, and screws) 721541-001

(4) Power button board assembly 721531-001

(5) Function board 721518-001

(6) Card reader board 721535-001

(7) Speaker assembly 721537-001

(8) Fingerprint reader assembly (includes cable, bracket, holder, and screws) 721517-001

(9) System board (includes replacement thermal material)

Intel models:

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Non-Windows 8 with 1-GB discrete graphics memory 721521-001

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Non-Windows 8 with 2-GB discrete graphics memory 721522-001

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Non-Windows 8, UMA graphics memory without WWAN 721523-001

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Non-Windows 8, UMA graphics memory with WWAN 721525-001

Sequential part number listing

721520-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

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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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Windows 8 Standard with 1-GB discrete graphics memory 722818-501

Computer major components 19

Item Description Spare part number

Fan/heat sink assembly (includes replacement thermal material)

(10) For use in Intel models with UMA graphics 721539-001

(11) For use in all models with discrete graphics 721538-001

(12) Processor (includes thermal material)

Intel models:

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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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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

AMD models:

(13) USB/audio board 721542-001

(14) Battery, Li-ion

9-cell (93 WHr, 2.8 Ah) 708458-001

6-cell (47 WHr, 2.2 Ah) 708457-001

(15) Base enclosure 721509-001

(16) WLAN module

Intel Centrino Advanced-N 6235 670292-001

Atheros AR9485 802.11b/g/n 1x1 WiFi Adapter 675794-001

Atheros AR9565 802.11bgn 1x1 WiFi + BT4.0 combo Adapter 690019-001

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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

Ralink RT3290LE 802.11bgn 1x1 Wi-Fi and Bluetooth 4.0 Combo Adapter 690020-001

Realtek RTL8188EE 802.11bgn Wi-Fi Adapter 709848-001

20 Chapter 3 Illustrated parts catalog

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