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HP EliteBook 820 G1 Notebook PCMaintenance and Service GuideIMPORTANT! This document is intended forHP authorized service providers only.

Category DescriptionFlash cache Support for 32-GB solid-state drive (2242/DS M.2 form factor)Intel SRT (Smart Response Technology)Not supported with s

5. Remove the three Philllips PM2.0×3.0 screws (2) that secure the system board to the top cover.6. Lift up on the right side of the system board (1)

Fingerprint reader boardDescription Spare part numberFingerprint reader board (includes bracket and cable) 730554-001Before removing the fingerprint r

5. Remove the fingerprint reader board (4).Reverse this procedure to install the fingerprint reader board.Speaker assemblyDescription Spare part numbe

Remove the speaker assembly:1. Release the four clips (1) built into the top cover that secure the speaker assembly to the top cover.2. Remove the spe

Power button boardDescription Spare part numberPower button board (includes left and right speakers and cables) 730552-001Before removing the power bu

2. Remove the power button board (2) and cable.Reverse this procedure to install the power button board.Component replacement procedures97

7 Computer Setup (BIOS)Windows 8 – Computer Setup (BIOS), MultiBoot, andHP PC Hardware Diagnostics (UEFI)Using Computer SetupComputer Setup, or Basic

Navigating and selecting in Computer SetupTo navigate and select in Computer Setup, follow these steps:1. Turn on or restart the computer, and then pr

Restoring factory settings in Computer SetupNOTE: Restoring defaults will not change the hard drive mode.To return all settings in Computer Setup to t

Downloading a BIOS update for Windows 8CAUTION: To reduce the risk of damage to the computer or an unsuccessful installation, downloadand install a BI

Category DescriptionWireless networking Integrated wireless local area network (WLAN) options by way of wireless moduleTwo WLAN antennas built into di

Using MultiBootAbout the boot device orderAs the computer starts, the system attempts to boot from enabled devices. The MultiBoot utility, which isena

To move the device down in the boot order, use a pointing device to click the down arrow, orpress the - key.5. To save your changes and exit Computer

Entering MultiBoot Express preferencesWhen the Express Boot menu is displayed during startup, you have the following choices:●To specify a boot device

Downloading HP PC Hardware Diagnostics (UEFI) to a USB deviceNOTE: The HP PC Hardware Diagnostics (UEFI) download instructions are provided in English

Windows 7 – Computer Setup (BIOS), MultiBoot, andHP PC Hardware Diagnostics (UEFI)Using Computer SetupComputer Setup, or Basic Input/Output System (BI

To exit Computer Setup menus, choose one of the following methods:●To exit Computer Setup menus without saving your changes:Click the Exit icon in the

Updating the BIOSUpdated versions of the BIOS may be available on the HP website.Most BIOS updates on the HP website are packaged in compressed files

Downloading a BIOS update for Windows 7CAUTION: To reduce the risk of damage to the computer or an unsuccessful installation, downloadand install a BI

Using MultiBootAbout the boot device orderAs the computer starts, the system attempts to boot from enabled devices. The MultiBoot utility, which isena

To move the device down in the boot order, use a pointing device to click the down arrow, orpress the - key.5. To save your changes and exit Computer

Category DescriptionKeyboard/pointing devicesDual point, spill-resistant (with drain) keyboard with DuraKeys, function keys and optionalbacklightFunct

Entering MultiBoot Express preferencesWhen the Express Boot menu is displayed during startup, you have the following choices:●To specify a boot device

Downloading HP PC Hardware Diagnostics (UEFI) to a USB deviceNOTE: The HP PC Hardware Diagnostics (UEFI) download instructions are provided in English

Linux – Computer Setup (BIOS) and AdvancedSystem DiagnosticsComputer Setup, or Basic Input/Output System (BIOS), controls communication between all th

To exit Computer Setup menus, choose one of the following methods:●To exit Computer Setup menus without saving your changes, click the Exit icon in th

Updating the BIOSUpdated versions of the BIOS may be available on the HP Web site.Most BIOS updates on the HP Web site are packaged in compressed file

4. Click your specific product from the models listed.5. Click the appropriate operating system.6. Go to the BIOS section and download the BIOS softwa

8 Specifications Metric U.S.DimensionsWidth 21.0 cm 12.2 inDepth 21.5 cm 8.5 inHeight 2.1 cm 0.83 inEquipped with 3-cell, 26-WHr battery, 1 memorymodu

9 Backup and recoveryWindows 8To protect your information, use Windows backup and restore utilities to back up individual files andfolders, back up yo

Note the following when backing up:●Store personal files in the Documents library, and back it up regularly.●Back up templates that are stored in thei

Using the Windows recovery toolsTo recover information you previously backed up:▲Access HP Support Assistant. To access HP Support Assistant on the St

Category DescriptionOperating system Preinstalled:●Microsoft Windows 8.1 and 8 Chinese market 64-bit (only available withPeople's Republic of Chi

Using f11 recovery toolsCAUTION: Using f11 completely erases hard drive contents and reformats the hard drive. All filesthat you have created and any

After the installation is completed:1. Eject the Windows 8 operating system media and then insert the Driver Recovery media.2. Install the Hardware En

4. Select Troubleshoot from the boot options menu.5. Select Reset your PC, and follow the on-screen instructions.To use the Start screen:1. On the Sta

Windows 7To protect your information, use Windows Backup and Restore to back up individual files and folders,back up your entire hard drive (select mo

Creating recovery media with HP Recovery Disc CreatorNOTE: Your computer may not come equipped with an internal optical drive. In order to create ther

●When backing up to discs, use any of the following types of discs (purchased separately): CD-R,CD-RW, DVD+R, DVD+R DL, DVD-R, DVD-R DL, or DVD±RW. Th

Using the Windows recovery toolsTo recover information you previously backed up:1. Select Start > All Programs > Maintenance > Backup and Res

Using f11 recovery toolsCAUTION: Using f11 recovery tools completely erases hard drive contents and reformats the harddrive. All files you have create

Using a Windows 7 operating system DVD (purchased separately)To order a Windows 7 operating system DVD, go to the HP website. For U.S. support, go toh

LinuxRecovery after a system failure is as good as your most recent backup. As you add new software anddata files, you should continue to back up your

Category DescriptionOperating system(continued)Restore Media–OSDVD:●Microsoft Windows 8.1 and 8 Professional 64-bit (include in Windows 8.1 and 8downg

4. To restore all files from the selected location, click Restore all files. To restore select files only,click Restore selected files, click Select F

Remove everything and reinstall SLEDSometimes you want to perform detailed reformatting of your computer, or you want to removepersonal information be

10 Statement of VolatilityThe purpose of this document is to provide general information regarding non-volatile memory inindustry-standards based HP B

f. If an Automatic DriveLock password is set, select the Security menu, scroll down toAutomatic DriveLock, then select the desired hard drive and disa

Non-volatile memory usageNon VolatileMemoryTypeAmount(Size)Does thismemorystorecustomerdata?Does thismemoryretain datawhen poweris removed?What is the

Non VolatileMemoryTypeAmount(Size)Does thismemorystorecustomerdata?Does thismemoryretain datawhen poweris removed?What is thepurpose ofthismemory?How

Non VolatileMemoryTypeAmount(Size)Does thismemorystorecustomerdata?Does thismemoryretain datawhen poweris removed?What is thepurpose ofthismemory?How

Questions and answers1. How can the BIOS settings be restored (returned to default settings)?a. Turn on or restart the computer and press F10 when pro

11 Power cord set requirementsThe wide-range input feature of the computer permits it to operate from any line voltage from 100 to120 volts AC, or fro

Country/region Accredited agency Applicable note numberFrance UTE 1Germany VDE 1Italy IMQ 1Japan METI 3The Netherlands KEMA 1Norway NEMKO 1The People&

2 External component identificationDisplayItem Component Description(1) WLAN antennas (2)* Send and receive wireless signals to communicate with wirel

12 RecyclingWhen a non-rechargeable or rechargeable battery has reached the end of its useful life, do not disposeof the battery in general household

IndexAAC adapter light 13AC adapter, spare part number34AC adapter, spare part numbers30, 34, 39antennalocation 7removal 79, 80spare part number 27, 3

fingerprint reader boardremoval 93spare part number 22, 38, 93flash cache, product description 2fn key 10front components 13function keys 10Ggraphics,

power cordset requirements 140spare part numbers 31, 33,40, 42power light 11, 13power requirements, productdescription 4processor, product description

Item Component Description(5) Webcamera(select models only)Records video and captures still photographs.To use the webcamera, select Start > All Pr

Buttons and fingerprint reader (select models only)Item Component Description(1) Power button●When the computer is off, press the button to turn on th

KeysItem Component Description(1) esc key Displays system information when pressed in combination with the fn key.(2) fn key Executes frequently used

LightsItem Component Description(1) Power light●On: The computer is on.●Blinking: The computer is in the Sleep state.●Off: The computer is off or in H

© Copyright 2014 Hewlett-PackardDevelopment Company, L.P.Bluetooth is a trademark owned by itsproprietor and used by Hewlett-PackardCompany under lice

TouchPadItem Component Description(1) Pointing stick Moves the pointer and selects or activates items on the screen.(2) Left pointing stick button Fun

FrontItem Component Description(1) Wireless light The wireless connection is on.(2) Power light●On: The computer is on.●Blinking: The computer is in t

Left sideItem Component Description(1) Security cable slot Attaches an optional security cable to the computer.NOTE: The security cable is designed to

Right sideItem Component Description(1) Audio-out (headphone)jack/Audio-in(microphone) combo jackProduces sound when connected to optional powered ste

BottomItem Component Description(1) Service cover Provides access to the hard drive bay, the WLAN module slot, the WWANmodule slot, and the memory mod

3 Illustrated parts catalogNOTE: HP continually improves and changes product parts. For complete and current information onsupported parts for your co

18 Chapter 3 Illustrated parts catalog

Computer major componentsComputer major components19

Item Component Spare part number(1) Display assembly: The 12.5-in, AntiGlare, high-definition, LED, UWVA,TouchScreen display assembly is spared as a w

Item Component Spare part number For use in Taiwan 730541-AB1 For use in Thailand 730541-281 For use in Turkey 730541-141 For use in the United Ki

Safety warning noticeWARNING! To reduce the possibility of heat-related injuries or of overheating the device, do notplace the device directly on your

Item Component Spare part number Keyboard without backlight for use in Sweden and Finland (includes keyboard cable) 730540-B71 Keyboard without back

Item Component Spare part number Equipped with an Intel Core i5-4200U 1.60-GHz (SC turbo up to 2.60-GHz)processor (3.00-MB L3 cache, 15 W) and the Wi

Item Component Spare part number Equipped with an Intel Core i5-4200U 1.60-GHz (SC turbo up to 2.60-GHz)processor (3.00-MB L3 cache, 15 W) and a non-

Item Component Spare part number 240-GB, SATA-3, solid-state drive 730566-001 180-GB, SATA-3, SED, Opal 1, solid-state drive 775247-001 180-GB, SAT

Display assembly componentsNOTE: The display assembly components listed in this section are for use only on computer modelsequipped with a non-TouchSc

Item Component Spare part number 12.5-in, AG, HD, LED, SVA display panel 730535-001(4) Display Hinge Kit (includes left and right display hinges) 730

Plastics KitItem Component Spare part number Plastics Kit, includes: 730562-001(1) Card reader bezel(2) Display cable connector bracket(3) Fingerprin

Mass storage devicesItem Component Spare part number(1) Hard drive (does not include hard drive bracket, hard drive connector adapter, or screws):NOTE

Item Component Spare part number(3) Solid-state drive: 512-GB, SATA-3, solid-state drive 752103-001 256-GB, SATA-3, SED, Opal 2, solid-state drive 7

Component Spare part numberHP docking station cable lock 575921-001HP notebook combination lock 591699-001HP ultraslim keyed cable lock 703372-001Mous

iv Safety warning notice

Component Spare part numberFor use in Israel 755530-BB1For use in Italy 755530-061For use in Japan 762689-291 and755530-291For use in North America 75

Sequential part number listingSpare part number Description434594-001 HP USB optical travel mouse490371-001 Power cord for use in North America (3-pin

Spare part number Description683802-001 500-GB, 5400-rpm, SATA, 7.0-mm hard drive (does not include hard drive bracket, hard driveconnector adapter, o

Spare part number Description730535-001 12.5-in, AG, HD, LED, SVA non-TouchScreen display panel730536-001 12.5-in, AG, HD, LED, UWVA non-TouchScreen d

Spare part number Description730540-BB1 Keyboard with pointing stick for use in Israel (includes keyboard cable)730540-BG1 Keyboard with pointing stic

Spare part number Description730541-261 Keyboard with backlight and pointing stick for use in Bulgaria (includes backlight cable andkeyboard cable)730

Spare part number Description730550-001 Rubber Kit (includes base enclosure rubber screw covers)730551-001 Base enclosure (includes RJ-45 cover, rubbe

Spare part number Description730560-001 Display Antenna Kit (includes WLAN antenna cables and transceivers and WWAN antenna cablesand transceivers)730

Spare part number Description752103-001 512-GB, SATA-3 solid-state drive753071-001 System board equipped with an Intel Core i7-4500U 1.80-GHz (SC turb

Spare part number Description761774-601 System board equipped with an Intel Core i3-4010U 1.70-GHz processor (3.00-MB L3 cache,15 W), a graphics subsy

Table of contents1 Product description ... 12

Spare part number Description761778-601 System board equipped with an Intel Core i7-4600U 2.10-GHz (SC turbo up to 3.10-GHz)processor (4.00-MB L3 cach

4 Removal and replacementpreliminary requirementsTools requiredYou will need the following tools to complete the removal and replacement procedures:●F

Cables and connectorsCAUTION: When servicing the computer, be sure that cables are placed in their proper locationsduring the reassembly process. Impr

Grounding guidelinesElectrostatic discharge damageElectronic components are sensitive to electrostatic discharge (ESD). Circuitry design and structure

Packaging and transporting guidelinesFollow these grounding guidelines when packaging and transporting equipment:●To avoid hand contact, transport pro

Equipment guidelinesGrounding equipment must include either a wrist strap or a foot strap at a grounded workstation.●When seated, wear a wrist strap c

5 Removal and replacementprocedures for Customer Self-Repair partsNOTE: The Customer Self-Repair program is not available in all locations. Installing

Before removing the disassembling the computer, follow these steps:1. Turn off the computer. If you are unsure whether the computer is off or in Hiber

BatteryDescription Spare part number3-cell, 46-WHr, 4.15-AHr, Li-ion battery 717378-0013-cell, 26-WHr, 2.50-AHr, Li-ion battery 717377-001Before remov

2. Use the release tab (2) to lift the rear edge of the battery (3) until the battery rests at an angle.3. Remove the battery.Reverse this procedure t

Workstation guidelines ... 465 Removal and replacement procedures for Customer Self- Repai

Hard driveNOTE: The hard drive spare part kit does not include the hard drive bracket, hard driveconnector adapter, or screws. The hard drive bracket,

2. Use the release tab (2) to remove the hard drive.3. If it is necessary to disassemble the hard drive, perform the following steps:a. Position the h

d. Remove the hard drive connector adapter (3) from the hard drive.The hard drive bracket, hard drive connector adapter, and screws are available in t

WWAN moduleDescription Spare part numberHP lt4112 LTE/HSPA+ Mobile Broadband Module 704031-001HP lt4111 LTE/EV-DO/HSPA+ Mobile Broadband Module 704030

3. Remove the WWAN module (3) by pulling the module away from the slot at an angle.NOTE: If the WWAN antenna cables are not connected to the terminals

Solid-state driveDescription Spare part number512-GB, SATA-3, solid-state drive 752103-001256-GB, SATA-3, SED, Opal 2, solid-state drive 761906-001256

2. Remove the solid-state drive (2) by pulling the drive away from the slot at an angle.Reverse this procedure to install the solid-state drive.58 Cha

WLAN moduleDescription Spare part numberIntel Dual Band Wireless-AC 7260 802.11 ac 2×2 WiFi + Bluetooth 4.0 WLAN module 710661-001Intel Dual Band Wire

3. Remove the WLAN module (3) by pulling the module away from the slot at an angle.NOTE: If the WLAN antenna cables are not connected to the terminals

Memory moduleDescription Spare part number8 GB (PCL3, 12800, 1600-MHz) 693374-0014 GB (PCL3, 12800, 1600-MHz) 691740-001Before removing the memory mod

Dynamically choosing a boot device using the f9 prompt ... 103Setting a MultiBoot Express prompt ...

KeyboardFor use in countryor regionSpare part number For use in countryor regionSpare part numberKeyboard with backlight (includes backlight cable and

For use in countryor regionSpare part number For use in countryor regionSpare part numberFor use in Hungary 730540-211 For use in Swedenand Finland730

Remove the keyboard:1. Loosen the two captive screws that secure the keyboard to the computer.2. Partially open the computer.3. Rest and secure the co

4. Insert a thin, plastic tool into the keyboard release hole next to the fan, and then press on the backof the keyboard until the keyboard disengages

8. Swing the rear edge of the keyboard (3) up and forward until it rests upside down on thepalm rest.NOTE: Step 9 applies only to computer models equi

12. Remove the keyboard (7).Reverse this procedure to install the keyboard.Component replacement procedures67

6 Removal and replacementprocedures for Authorized ServiceProvider partsNOTE: Components described in this chapter should only be accessed by an autho

Remove the RTC battery:1. Disconnect the RTC battery cable (1) from the system board.2. Detach the RTC battery (2) from the top cover. (The RTC batter

3. Disconnect all external devices from the computer.4. Remove the service cover (see Service cover on page 48), and then remove the followingcomponen

7. Remove the card reader bezel (4) from the card reader slot.8. Remove the ten Torx T8M2.5×6.5 screws (1) that secure the top cover to the base enclo

Using Windows Refresh for quick and easy recovery ... 123Remove everything and reinstall Windows ...

9. Remove the following screws that secure the top cover to the base enclosure:(1) One Phillips PM2.0×6.5 screw(2) Three Phillips PM2.5×4.5 screws(3)

Display assemblyNOTE: The 12.5-in, AntiGlare, high-definition, LED, UWVA, TouchScreen display assembly is sparedas a whole unit replacement and is ava

2. Release the wireless antenna cables from the routing clips (2) and channel built into thebase enclosure.3. Remove the four Phillips PM2.5×4.5 screw

4. Remove the display assembly (2).5. If it is necessary to replace the display bezel or any of the display assembly subcomponents:a. Flex the inside

6. If it is necessary to replace the display panel:a. Remove the six Phillips PM2.0×3.25 screws (1) that secure the display panel to thedisplay enclos

d. Disconnect the display panel cable (2) from the display panel.e. Remove the display panel. The display panel is available using spare part numbers7

c. Remove the webcamera/microphone module (3).The webcamera/microphone module is available using spare part number 730542-001. Themicrophone module is

9. If it is necessary to replace the display hinges:a. Release the grounding tape (1) that secures the display hinges to the display enclosure.b. Remo

c. Remove the WLAN antenna cables and transceivers (3).The WLAN antenna cables and transceivers are included in the Antenna Kit, spare partnumber 7305

TouchPadDescription Spare part numberTouchPad (includes cable) 730549-001Before removing the TouchPad, follow these steps:1. Turn off the computer. If

1 Product descriptionCategory DescriptionProduct Name HP EliteBook 820 G1 Notebook PCProcessor●Intel® Core® i7-4600U 2.10-GHz (SC turbo up to 3.30-GHz

4. Remove the TouchPad and cable (3).Reverse this procedure to install the TouchPad.Card reader boardDescription Spare part numberCard reader board (i

Remove the card reader board:1. Turn the top cover upside down with the front toward you.2. Release the ZIF connector (1) to which the card reader boa

7. Remove the card reader board and cable (4).8. Remove the card reader board and cable.Reverse this procedure to install the card reader board.84 Cha

Heat sinkDescription Spare part numberHeat sink (includes replacement thermal material) 730556-001Before removing the heat sink, follow these steps:1.

4. Remove the heat sink (3).NOTE: Due to the adhesive quality of the thermal material located between the heat sink andthe system board components, it

FanDescription Spare part numberFan (includes cable) 730547-001Before removing the fan, follow these steps:1. Turn off the computer. If you are unsure

4. Remove the fan (3).NOTE: The thermal material must be thoroughly cleaned from the surfaces of the heat sink and thesystem board components each tim

System boardNOTE: The system board spare part kit includes battery connector bracket and replacement thermalmaterial.Description Spare part numberFor

Description Spare part numberEquipped with an Intel Core i7-4600U 2.10-GHz (SC turbo up to 3.30-GHz) processor (4.00-MBL3 cache, 15 W) and a non-Windo

e. Top cover (see Top cover on page 69)f. Heat sink (see Heat sink on page 85)g. Fan (see Fan on page 87)NOTE: When replacing the system board, be sur