HP ProBook 470 G0 Maintenance and Service Guide

HP ProBook 470 G0 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: 720786-001

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 .................................................................................................................	5
Display ...................................................................................................................................................................	5
Top .........................................................................................................................................................................	6
TouchPad .............................................................................................................................................	6
Lights ...................................................................................................................................................	7
Buttons and fingerprint reader (select models only) .........................................................................	8
Keys ...................................................................................................................................................	10
Front .....................................................................................................................................................................	11
Left .......................................................................................................................................................................	12
Right .....................................................................................................................................................................	13
Service tag and PCID label ...................................................................................................................................	14
Service tag .........................................................................................................................................	14
PCID label ...........................................................................................................................................	15
3 Illustrated parts catalog ..............................................................................................................................	16
Computer major components .............................................................................................................................	16
Display components ............................................................................................................................................	19
Plastics Kit ...........................................................................................................................................................	20
Cable Kit ...............................................................................................................................................................	21
Mass storage devices ..........................................................................................................................................	22
Miscellaneous parts .............................................................................................................................................	23
Sequential part number listing ...........................................................................................................................	24
4 Removal and replacement procedures preliminary requirements ....................................................................	28
Tools required ......................................................................................................................................................	28
Service considerations ........................................................................................................................................	28
Plastic parts .......................................................................................................................................	28
Cables and connectors ......................................................................................................................	29
Drive handling ...................................................................................................................................	29
Grounding guidelines ........................................................................................................................	30
Electrostatic discharge damage .....................................................................................	30
Packaging and transporting guidelines .......................................................	31
Workstation guidelines ................................................................................	31
Equipment guidelines ...................................................................................	32

vii

5 Removal and replacement procedures for Customer Self-Repair parts .............................................................	33
Component replacement procedures .................................................................................................................	33
Battery ...............................................................................................................................................	34
Service door .......................................................................................................................................	35
Using the optional security screw .....................................................................................................	36
Hard drive ..........................................................................................................................................	36
Optical drive ......................................................................................................................................	39
Memory modules ..............................................................................................................................	41
WLAN/Bluetooth combo card ...........................................................................................................	43
Keyboard ...........................................................................................................................................	45
6 Removal and replacement procedures for Authorized Service Provider parts ...................................................	47
Component replacement procedures .................................................................................................................	47
Top cover ...........................................................................................................................................	47
Fingerprint reader assembly .............................................................................................................	52
Power button board ..........................................................................................................................	53
Function board ..................................................................................................................................	54
Card reader board .............................................................................................................................	55
Speaker assembly .............................................................................................................................	57
USB/audio board ...............................................................................................................................	59
System board ....................................................................................................................................	60
Power cable .......................................................................................................................................	62
Battery cable .....................................................................................................................................	63
RTC battery ........................................................................................................................................	64
Optical drive extension board ...........................................................................................................	65
Hard drive extension board ...............................................................................................................	66
Fan/heat sink assembly ....................................................................................................................	67
Processor ...........................................................................................................................................	69
Latch assembly .................................................................................................................................	71
Display assembly ..............................................................................................................................	73
7 Computer Setup (BIOS), MultiBoot, and System Diagnostics in Windows 8 ........................................................	80
Using Computer Setup .........................................................................................................................................	80
Starting Computer Setup ..................................................................................................................	80
Navigating and selecting in Computer Setup ...................................................................................	80
Restoring factory settings in Computer Setup .................................................................................	81
Updating the BIOS .............................................................................................................................	81
Determining the BIOS version ........................................................................................	81
Downloading a BIOS update ...........................................................................................	82
Using MultiBoot ...................................................................................................................................................	83

viii

About the boot device order .............................................................................................................	83
Choosing Multi Boot preferences ......................................................................................................	83
Setting a new boot order in Computer Setup .................................................................	83
Dynamically choosing a boot device using the f9 prompt .............................................	84
Setting a MultiBoot Express prompt ..............................................................................	84
Entering MultiBoot Express preferences .......................................................................	84
Using System Diagnostics ...................................................................................................................................	85
8 Setup Utility (BIOS) and System Diagnostics in Windows 7 ..............................................................................	86
Using Setup Utility ...............................................................................................................................................	86
Starting Setup Utility .........................................................................................................................	86
Changing the language of Setup Utility ............................................................................................	86
Navigating and selecting in Setup Utility ..........................................................................................	87
Displaying system information .........................................................................................................	87
Restoring factory settings in Setup Utility .......................................................................................	88
Exiting Setup Utility ...........................................................................................................................	88
Updating the BIOS .............................................................................................................................	88
Determining the BIOS version ........................................................................................	89
Downloading a BIOS update ...........................................................................................	89
Using System Diagnostics ...................................................................................................................................	90
9 Computer Setup (BIOS) and Advanced System Diagnostics in SUSE Linux ..........................................................	91
Starting Computer Setup .....................................................................................................................................	91
Using Computer Setup .........................................................................................................................................	91
Navigating and selecting in Computer Setup ...................................................................................	91
Restoring factory settings in Computer Setup .................................................................................	92
Updating the BIOS ................................................................................................................................................	92
Determining the BIOS version ...........................................................................................................	92
Downloading a BIOS update ..............................................................................................................	93
Using Advanced System Diagnostics ..................................................................................................................	93
10 Backup and recovery in Windows 8 ..............................................................................................................	95
Backing up your information ...............................................................................................................................	95
Performing a system recovery ............................................................................................................................	96
Using the Windows recovery tools ...................................................................................................	96
Using f11 recovery tools ...................................................................................................................	96
Using Windows 8 operating system media (purchased separately) ................................................	97
Using Windows Refresh for quick and easy recovery .......................................................................	98
Remove everything and reinstall Windows ......................................................................................	98
Using HP Software Setup ..................................................................................................................	99

ix

11	Backup and recovery in Windows 7 ............................................................................................................	100
	Creating recovery media with HP Recovery Disc Creator .................................................................................	100
	Creating recovery media .................................................................................................................	101
	Backing up your information .............................................................................................................................	101
	Performing a system recovery ..........................................................................................................................	102
	Using the Windows recovery tools .................................................................................................	102
	Using f11 recovery tools .................................................................................................................	103
	Using a Windows 7 operating system DVD (purchased separately) ..............................................	103
12	Backup and Recovery in SUSE Linux ...........................................................................................................	105
	Backing up your information .............................................................................................................................	105
	Performing a system recovery ..........................................................................................................................	105
13	Specifications ..........................................................................................................................................	107
	Computer specifications ....................................................................................................................................	107
	43.9-cm (17.3-in), HD+ display specifications .................................................................................................	108
	Hard drive specifications ...................................................................................................................................	109
	DVD±RW SuperMulti DL Drive specifications ....................................................................................................	110
	Blu-ray ROM DVD±RW SuperMulti DL Drive ......................................................................................................	111
	DVD-ROM drive ..................................................................................................................................................	111
	Specification information in Device Manager ...................................................................................................	112
14	Statement of Volatility ............................................................................................................................	113
	Non-volatile memory usage .............................................................................................................................	115
	Questions and answers .....................................................................................................................................	117
15	Power cord set requirements ....................................................................................................................	118
	Requirements for all countries and regions .....................................................................................................	118
	Requirements for specific countries and regions .............................................................................................	118
16	Recycling ................................................................................................................................................	120
	Battery ...............................................................................................................................................................	120
	Display ...............................................................................................................................................................	120
Index ...........................................................................................................................................................		126

x

1 Product description

Category	Description
Product Name	HP ProBook 470 G0 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)
	2020M, 2.40-GHz processor
	Intel Celeron processor (2-MB L3 cache, 35W)
	1000M, 1.80-GHz processor
Chipset	Mobile Intel HM76 chipset
Graphics	AMD Radeon™ HD 8750M, 1-GB or 2-GB (switchable discrete)
	Supports HD decode, DX11, HDMI, PX5.5
Panel	43.9-cm (17.3-inch) HD+, 1600x900, 200 nits, anti-glare, 16:9, includes camera
	All display assemblies include 2 wireless local area network (WLAN) 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)

1

Category	Description
Hard drives	Supports 7-mm/9.5-mm, 2.5-in SATA hard drives with HP 3D DriveGuard
	Customer-accessible
	Supports the following drives:
	●	1-TB, 5400-rpm
	●	750-GB, 5400-rpm
	●	500-GB, 7200-rpm,
	● 500-GB, 5400-rpm, hybrid (8-GB SSD) MLC
	●	320-GB, 5400-rpm
Fixed optical drives	Supports the following 12.7-mm SATA optical drives:
	● Blu-ray ROM DVD+/-RW SuperMulti DL
	● DVD+/-RW SuperMulti DL
	●	DVD-ROM
	Supports no optical drive option
Audio/Visual	Integrated webcam (720p HD)
	Stereo speakers (2)
	Integrated dual-array microphone (webcam models only)
	Headphone and microphone jacks
	IDT 92HD91
	Skype-ready
	HD audio with DTS Sound+
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” option

Supports the following WLAN formats:

● Intel Centrino Advanced-N 6235

● 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

● Broadcom BCM943228HMB 802.11abgn 2x2 Wi-Fi + BT 4.0 Combo Adapter (Intel models only)

Wireless Personal Area Network (PAN) only supported by Bluetooth 4.0 combo card

2 Chapter 1 Product description

Category	Description
External media card	Digital 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)
	HDMI 1.4
	Multi-pin AC port
Keyboard/pointing devices	Full-sized keyboard with numeric keypad
	Touchpad includes: on/off button on board; 2-way scroll with legend, taps enabled by
	default, 2-finger scrolling and zoom enabled by default
Power requirements	90-W Smart AC adapter with localized cable plug support (3-wire plug with ground pin):
	6-cell, 47-Wh, 2.2Ah, Li-ion battery (HP Fast Charge technology)
	9-cell, 93-Wh, 2.8 Ah, Li-ion battery
Security	Integrated fingerprint reader (optional)
	Intel AT support
	Security lock
	No fingerprint reader option
Operating system	Preinstalled:
	Windows 7 Professional 64
	Windows 7 Professional 64 – MSNA
	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

3

Category	Description
	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
	SuSE Linux Enterprise (SLED) SP2 64-bit
Serviceability	End-user replaceable parts:
	AC adapter
	Battery (system)
	Hard drive
	Memory module
	Optical drive
	WLAN module
	Keyboard

4 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
		area networks (WLAN).
(2)	Internal microphones (2) (select models only; SLED	Record sound.
	models do not support WWAN)
(3)	Webcam light (select models only)	On: The webcam is in use.
(4)	Webcam (select models only)	Records video and captures still photographs.
		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.
(5)	Internal display switch	Turns off the display or initiates Sleep if the display is closed while
		the power is on.

NOTE: The display switch is not visible on the outside of the computer.

*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.

Display 5

Top

TouchPad

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.

6 Chapter 2 External component identification

Lights

NOTE: Your computer may look slightly different from the illustration in this section.

Component		Description
(1)	Power light	●	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.
(2)	Microphone mute light	Amber: Microphone is off.
(3)	Num lock light	On: Num lock is on.
(4)	Wireless light	●	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.
(5)	Mute light	●	Amber: Computer sound is off.
		●	Off: Computer sound is on.
(6)	Caps lock light	On: Caps lock is on.

Top 7

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.

8 Chapter 2 External component identification

Component		Description
(2)	Speakers (2)	Produce DTS Sound+ (select models only).
		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)	Wireless button	Turns the wireless feature on or off but does not establish a
		wireless connection.
(4)	Volume mute button	Mutes and restores speaker sound.
(5)	Fingerprint reader (select models only)	Allows a fingerprint logon instead of a password logon.

Top 9

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)	Windows 7/8: Windows button	Windows 8: Returns you to the Start screen from an open app or
	SLED: Operating system logo key	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.
(4)	Function keys	Execute frequently used system functions when pressed in
		combination with the fn key.
(5)	num lk key	Turns the embedded numeric keypad on and off when pressed
		in combination with the fn key.
		Alternates between the navigational and numeric functions on
		the integrated numeric keypad.
(6)	Integrated numeric keypad	When num lk has been enabled, it can be used like an external
		numeric keypad.

10 Chapter 2 External component identification

Front

Component		Description
(1)	Hard drive light	●	Blinking white: The hard drive is being accessed.
		●	Amber: HP 3D DriveGuard has temporarily parked the
			hard drive.
(2)	Media Card Reader	Reads data from and writes data to digital memory cards
		such as Secure Digital (SD).

Front 11

Left

Component		Description
(1)	Power connector	Connects an AC adapter.
(2)	AC adapter/Battery light	●	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.
(3)	Vents (2)	Enables airflow to cool internal components.
		NOTE: The computer fan starts up automatically to cool
		internal components and prevent overheating. It is normal for
		the internal fan to cycle on and off during routine operation.
(4)	External monitor port	Connects an external VGA monitor or projector.
(5)	RJ-45 (network) jack	Connects a network cable.
	RJ-45 (network) lights (2)	●	Green (left): The network is connected.
		●	Amber (right): The network is showing activity.
(6)	HDMI port	Connects an optional video or audio device, such as a high-
		definition television, or any compatible digital or audio
		component.
(7)	USB 3.0 ports (2)	Connect optional USB 3.0 devices and provide enhanced USB
		power performance.

12 Chapter 2 External component identification

Right

Component		Description
(1)	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.
(2)	Audio-in (microphone) jack	Connects an optional computer headset microphone, stereo
		array microphone, or monaural microphone.
(3)	USB 2.0 ports (2)	Connect optional USB devices.
(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)	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 13

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.

14 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 15

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 14 for details.

Item	Description	Spare part number
(1)	Display panel, 43.9-cm (17.3-inch), HD+, anti-glare, with webcam	723643-001

16 Chapter 3 Illustrated parts catalog

Item

Description

Spare part number

(2)Keyboard (includes cable)

NOTE: For a detailed list of available keyboards, see Sequential part number listing on page 24.

	For use in Windows 8 models		721953-xxx
(3)	Top cover (includes touchpad assembly)
	With a fingerprint reader (includes fingerprint reader assembly)		723644-001
	Without a fingerprint reader (includes fingerprint reader plastic insert, bracket, and screws)		723645-001
(4)	Power button board assembly		721531-001
(5)	Function board		721943-001
(6)	Speaker assembly		723674-001
(7)	Card reader board		721535-001
(8)	Fingerprint reader assembly (includes cable, bracket, holder, and screws)		723670-001
(9)	System board (includes replacement thermal material)
	For use in models without Windows 8:
	●	1-GB discrete graphics memory	721521-001
	●	2-GB discrete graphics memory	721522-001
	For use in Windows 8 models:
	●	Windows 8 Standard and 1-GB discrete graphics memory	721521-501
	●	Windows 8 Professional and 1-GB discrete graphics memory	721521-601
	●	Windows 8 Standard and 2-GB discrete graphics memory	721522-501
	●	Windows 8 Professional and 2-GB discrete graphics memory	721522-601
(10)	USB/audio board		721542-001
(11)	RTC battery		683601-001
(12)	Processor (includes thermal material)
	Intel Core i7 processor, Quad Core
	3632QM, 2.2-GHz processor with 6-MB L3 cache		701658-001
	Intel Core i5 processors, Dual Core
	3380M, 2.9-GHz processor with 3-MB L3 cache (includes thermal grease)		708762-001
	3340M, 2.7-GHz processor with 3-MB L3 cache (includes thermal grease)		708761-001
	3230M, 2.6-GHz processor with 3-MB L3 cache (includes thermal grease)		711903-001
	Intel Core i3 processors, Dual Core
	3130M, 2.6-GHz processor with 3-MB L3 cache (includes thermal grease)		713163-001
	3120M, 2.5-GHz processor with 3-MB L3 cache (includes thermal grease)		700627-001
	Intel Pentium processor, Dual Core
	2020M, 2.4-GHz, with 2-MB L3 cache		700628-001

Computer major components 17

Item	Description	Spare part number
	Intel Celeron processor
	1000M, 1.8-GHz, with 2-MB L3 cache	713162-001
(13)	Hard drive extension board	725891-001
(14)	Optical drive extension board	723675-001
(15)	Fan/heat sink assembly (includes replacement thermal material)	721937-001
(16)	Battery, Li-ion
	9-cell (93 WHr, 2.8 Ah)	708458-001
	6-cell (47 WHr, 2.2 Ah)	708457-001
(17)	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
	Ralink RT3290LE 802.11bgn 1x1 Wi-Fi and Bluetooth 4.0 Combo Adapter	690020-001
	Realtek RTL8188EE 802.11bgn Wi-Fi Adapter	709848-001
	Broadcom BCM943228HMB 802.11abgn 2x2 Wi-Fi + BT 4.0 Combo Adapter (Intel models only)	731550-001
(18)	Base enclosure	723669-001
(19)	Hard drive
	1-TB, 5400-rpm	676521-001
	750-GB, 5400-rpm	634250-001
	500-GB, 7200-rpm	703267-001
	500-GB, 5400-rpm	683802-001
	500-GB, 5400-rpm, hybrid (8-GB SSD)	732000-001
	320-GB, 5400-rpm	645193-001
(20)	Memory modules (PC3L-12800, 1600-MHz, DDR3L)
	8-GB	693374-001
	4-GB	691740-001
	2-GB	691739-001
(21)	Optical drive (includes bracket, bezel, and screws)
	Blu-ray ROM DVD±RW SuperMulti DL Drive	723671-001
	DVD±RW SuperMulti DL Drive	725890-001
	DVD-ROM drive	725889-001
(22)	Service door	723648-001

18 Chapter 3 Illustrated parts catalog

Display components

Item	Description	Spare part number
(1)	Display bezel	723640-001
(2)	Display panel (raw)	not spared
(3)	Display/webcam cable assembly	723646-001
		(in Cable Kit)
(4)	Webcam module for use in all models	721543-001
	Display Hinge Kit	723642-001
(5)	Display hinges (left and right)
(6)	Display hinge covers
(7)	Antennas	723641-001
(8)	Display rear covers	723639-001

Display components 19

Plastics Kit

Item	Description	Spare part number
	Plastics Kit	723647-001
(1)	Optical drive protective insert

20 Chapter 3 Illustrated parts catalog