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HP Chromebook 11A G8 Education Edition Maintenance And Service Manual

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Maintenance and Service Guide
HP Chromebook 11A G8 Education Edition
IMPORTANT! This document is intended for
HP authorized service providers only.

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Summary of Contents for HP Chromebook 11A G8 Education Edition

  • Page 1 Maintenance and Service Guide HP Chromebook 11A G8 Education Edition IMPORTANT! This document is intended for HP authorized service providers only.
  • Page 2 HP Inc. under license. of the HP End User License Agreement (EULA). If Not all features are available in all editions or Google, Chrome, and Chromebook are you do not accept these license terms, your sole versions of Windows.
  • Page 3 Safety warning notice WARNING! To reduce the possibility of heat-related injuries or of overheating the device, do not place the device directly on your lap or obstruct the device air vents. Use the device 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.
  • Page 4 Safety warning notice...

  • Page 5: Table Of Contents

    Table of contents 1 Product description ....................................1 2 Components ......................................3 Right side ....................................3 Left side ..................................... 5 Display ......................................6 Keyboard area ................................... 7 Touchpad ................................7 Bottom ....................................... 8 Labels ......................................9 3 Illustrated parts catalog ..................................11 Computer major components ..............................
  • Page 6 Backing up information and creating recovery media ..................... 53 Using Windows tools ............................53 Using the HP Cloud Recovery Download Tool to create recovery media (select products only) ..53 Restoring and recovery ................................. 54 Restoring, resetting, and refreshing using Windows tools ................. 54 Recovering using HP Recovery media ......................
  • Page 7 10 Statement of memory volatility ................................ 66 Nonvolatile memory usage ..............................68 Questions and answers ................................. 69 Using HP Sure Start (select models only) .......................... 71 11 Power cord set requirements ................................72 Requirements for all countries ............................72 Requirements for specific countries and regions ......................73 12 Recycling .......................................
  • Page 8 viii...

  • Page 9: Product Description

    Product description Category Description Product Name HP Chromebook™ 11A G8 Education Edition Processor AMD® A6-9220C 1.8 GHz (turbo up to 2.7 GHz) dual core processor (1.0 MB L2 cache, 1800 MHz FSB, 6 W), R5-720 unified memory architecture (UMA) graphics subsystem AMD A4-9120C 1.6 GHz (turbo up to 2.4 GHz) dual core processor (1.0 MB L2 cache, 1800 MHz FSB,...
  • Page 10 Table 1-1 Product description (continued) Category Description Operating system Preinstalled: Google® Chrome OS 64 Serviceability End user replaceable parts: AC adapter Chapter 1 Product description...

  • Page 11: Components

    Components Your computer features top-rated components. This chapter provides details about your components, where they are located, and how they work. Right side Table 2-1 Right-side components and their descriptions Component Description Audio-out (headphone)/Audio-in Connects optional powered stereo speakers, headphones, (microphone) combo jack earbuds, a headset, or a television audio cable.
  • Page 12 Table 2-1 Right-side components and their descriptions (continued) Component Description Blinking amber: The battery has an error. ● ● Off: The battery is not charging. USB Type-C power connector and Connects an AC adapter that has a USB Type-C connector, SuperSpeed port supplying power to the computer and, if needed, charging the computer battery.

  • Page 13: Left Side

    Left side Table 2-2 Left-side components and their descriptions Component Description Nano 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.

  • Page 14: Display

    For wireless regulatory notices, see the section of the Regulatory, Safety, and Environmental Notices that applies to your country or region. To access this guide, go to http://www.hp.com/support, type HP Documentation in the taskbar search box, and then select HP Documentation.

  • Page 15: Keyboard Area

    Keyboard area Touchpad Table 2-4 Touchpad component and its description Component Description Touchpad zone Reads your finger gestures to move the pointer or activate items on the screen. Keyboard area...

  • Page 16: Bottom

    Bottom Table 2-5 Bottom component and its description Component Description Speaker vents Enable 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.

  • Page 17: Labels

    Your service label will resemble one of the following examples. Refer to the illustration that most closely matches the service label on your computer. Table 2-6 Service label components Component HP product name Model number Product ID Serial number Warranty period...
  • Page 18 Table 2-7 Service label components (continued) Component Serial number Warranty period Regulatory label(s)—Provide(s) regulatory information about the computer. ● Wireless certification label(s)—Provide(s) information about optional wireless devices and the approval ● markings for the countries or regions in which the devices have been approved for use. Chapter 2 Components...

  • Page 19: Illustrated Parts Catalog

    Illustrated parts catalog NOTE: HP continually improves and changes product parts. For complete and current information about supported parts for your computer, go to http://partsurfer.hp.com, select your country or region, and then follow the on-screen instructions. Computer major components Computer major components...
  • Page 20 Table 3-1 Major component spare part information Item Component Spare part number Display assembly: The display assembly is available as spare parts at the subcomponent level only. For more display assembly spare part information, see Display components on page Keyboard/top cover in chalkboard gray finish (includes keyboard cable): For use in Belgium L92832-A41 For use in Brazil...
  • Page 21 Table 3-1 Major component spare part information (continued) Item Component Spare part number For use in Germany L92833-041 For use in Israel L92833-BB1 For use in Italy L92833-061 For use in Latin America L92833-161 For use in the Netherlands L92833-B31 For use in North Africa L92833-DB1 For use in Portugal...
  • Page 22 Table 3-1 Major component spare part information (continued) Item Component Spare part number Equipped with an AMD A6-9220C processor, 4 GB of system memory, 16 GB of eMMC system L92814-001 storage, and the Google Chrome OS 64 operating system Equipped with an AMD A4-9120C processor, 4 GB of system memory, 32 GB of eMMC system L92813-001 storage, and the Google Chrome OS 64 operating system Equipped with an AMD A4-9120C processor, 4 GB of system memory, 16 GB of eMMC system...

  • Page 23: Display Components

    Display components Table 3-2 Display component spare part information Item Component Spare part number Display bezel L89773-001 Display bracket L89774-001 Display panel: 11.6 in, HD, antiglare, LED, UWVA, touchscreen display panel L92828-001 11.6 in, HD, antiglare, LED, UWVA, nontouchscreen display panel L92827-001 11.6 in, HD, antiglare, LED, SVA, nontouchscreen display panel 92826-001...
  • Page 24 Table 3-2 Display component spare part information (continued) Item Component Spare part number In chalkboard gray finish L89769-001 In dark sage gray finish L89770-001 Chapter 3 Illustrated parts catalog...

  • Page 25: Miscellaneous Parts

    Miscellaneous parts Table 3-3 Miscellaneous spare part information Component Spare part number 45 W, AC Adapter (non-PFC, USB Type-C, 1.8 m, 3 pin) L43407-001 Cable Kit (includes adapter cable, connector board high-speed cable, connector board low-speed cable, touchpad L93821-001 cable, and webcam module cable) Power cord (C5, 1.8 m, conventional with sticker): For use in Argentina L19357-002...
  • Page 26 Table 3-3 Miscellaneous spare part information (continued) Component Spare part number For use in the United Kingdom L19373-001 Power cord (C5, black) 213349-001 Rubber Kit (includes touchpad bracket bumper) L89786-001 Screw Kit L92825-001 Chapter 3 Illustrated parts catalog...

  • Page 27: Removal And Replacement Procedures Preliminary Requirements

    Removal and replacement procedures preliminary requirements Tools required You need the following tools to complete the removal and replacement procedures: Flat-bladed screwdriver ● Magnetic screwdriver ● Phillips P0 and P1 screwdrivers ● Case utility tool or similar thin plastic tool ●...

  • Page 28: Drive Handling

    Drive handling IMPORTANT: Drives are fragile components that must be handled with care. To prevent damage to the computer, damage to a drive, or loss of information, observe these precautions: Before removing or inserting a hard drive, shut down the computer. If you are unsure whether ●...

  • Page 29: Packaging And Transporting Guidelines

    Table 4-1 Typical electrostatic voltage levels Typical electrostatic voltage levels Relative humidity Event Walking across carpet 35,000 V 15,000 V 7,500 V Walking across vinyl floor 12,000 V 5,000 V 3,000 V Motions of bench worker 6,000 V 800 V 400 V Removing DIPS from plastic tube 2,000 V...

  • Page 30: Workstation Guidelines

    1 MΩ ±10% resistance between the operator and ground. To be effective, the conductive must be worn in contact with the skin. HP recommends the following grounding equipment to prevent electrostatic damage: ●...
  • Page 31 The following table lists the shielding protection provided by antistatic bags and floor mats. Table 4-2 Shielding protection provided by antistatic bags and floor mats Material Voltage protection level Antistatic plastics Bags 1,500 V Carbon-loaded plastic Floor mats 7,500 V Metallized laminate Floor mats 5,000 V...

  • Page 32: Removal And Replacement Procedures

    Accessing these parts can damage the computer or void the warranty. NOTE: HP continually improves and changes product parts. For complete and current information about supported parts for the computer, go to http://partsurfer.hp.com, select the country or region, and then follow the on-screen instructions. Component replacement procedures There are as many as 53 screws that must be removed, replaced, or loosened when servicing the computer.
  • Page 33 Table 5-1 Keyboard/top cover spare part information (continued) For use in country Spare part number For use in country Spare part number For use in country Spare part number or region or region or region For use in the Czech L92833-FL1 For use in North Africa L92833-DB1...
  • Page 34 Use a thin plastic tool (1) to separate the rear edge of the keyboard/top cover (2) from the bottom cover. Position the computer right side up with the rear toward you. Open the computer as far as it will open. Lift the rear edge of the keyboard/top cover (1) as far as the keyboard cable and touchpad cable allow.
  • Page 35 Remove the keyboard/top cover (5). Reverse this procedure to install the keyboard/top cover. Component replacement procedures...

  • Page 36: Touchpad Cable

    Touchpad cable NOTE: The touchpad cable is included in the Cable Kit, spare part number L93821-001. Before removing the touchpad cable, follow these steps: Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system.

  • Page 37: Touchpad

    Touchpad Table 5-2 Touchpad spare part information Description Spare part number In chalkboard gray finish L99224-001 In dark sage gray finish L92823-001 Before removing the touchpad, follow these steps: Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system.
  • Page 38 Remove the touchpad (6) and cable. Reverse this procedure to install the touchpad. Chapter 5 Removal and replacement procedures...

  • Page 39: Speakers

    Speakers Table 5-3 Speaker spare part information Description Spare part number Speakers (include left and right speakers, cables, and 2 rubber isolators) L89788-001 Before removing the speakers, follow these steps: Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system.

  • Page 40: Battery

    Remove the speakers (4). Reverse this procedure to install the speakers. Battery Table 5-4 Battery spare part information Description Spare part number Battery (2 cell, 47.36 WHr, 6.15 AHr, Li-ion; includes cable) L75783-005 Battery bracket L98587-001 Battery tape L14905-001 Before removing the battery, follow these steps: Shut down the computer.
  • Page 41 Remove the battery (4). Reverse this procedure to install the battery. Component replacement procedures...

  • Page 42: Wlan Module

    WLAN module Table 5-5 WLAN module spare part information Description Spare part number Qualcomm QCA6174A-5 ac 2×2 + Bluetooth® 4.2 M.2 2230 PCI-e WW WLAN module L54709-001 IMPORTANT: To prevent an unresponsive system, replace the wireless module only with a wireless module authorized for use in the computer by the governmental agency that regulates wireless devices in your country or region.
  • Page 43 Remove the WLAN module (4) by pulling the module away from the slot at an angle. NOTE: WLAN modules are notched to prevent incorrect installation. Reverse this procedure to install the WLAN module. Component replacement procedures...

  • Page 44: Connector Board Cables

    Connector board cables NOTE: The connector board cables are included in the Cable Kit, spare part number L93821-001. Before removing the connector board cables, follow these steps: Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system.

  • Page 45: Connector Board

    Connector board Table 5-6 Connector board spare part information Description Spare part number Connector board (includes audio jack and USB port and rubber bumper) L92816-001 Before removing the connector board, follow these steps: Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system.
  • Page 46 Reverse this procedure to install the connector board. Chapter 5 Removal and replacement procedures...

  • Page 47: System Board

    System board NOTE: The system board spare part kit includes the processor, heat sink, and replacement thermal material. Table 5-7 System board spare part information Description Spare part number Equipped with an AMD A6-9220C processor, 4 GB of system memory, 64 GB of eMMC system storage, and M08407-001 the Google Chrome OS 64 operating system Equipped with an AMD A6-9220C processor, 8 GB of system memory, 32 GB of eMMC system storage, and...
  • Page 48 Disconnect the speaker cable (6) from the system board. Remove the six Phillips M2.0×4.2 screws (1) that secure the system board to the bottom cover. Chapter 5 Removal and replacement procedures...
  • Page 49 Remove the right-side I/O bracket (2). The I/O bracket is available using spare part number L89793-001. Lift the left side the system board (1) until it rests at an angle. Remove the system board (2) by sliding it up and to the left at an angle. Reverse this procedure to install the system board.

  • Page 50: Heat Sink

    Heat sink Table 5-8 Heat sink spare part information Description Spare part number Heat sink (includes replacement thermal pads. Replacement thermal pads are also available in the Thermal L92817-001 Pad Kit, spare part number L93823-001.) Before removing the heat sink, follow these steps: Shut down the computer.
  • Page 51 Reverse this procedure to install the heat sink. Component replacement procedures...

  • Page 52: Display Assembly

    Display assembly NOTE: The display assembly is available as spare parts at the subcomponent level only. See the removal section for each component for information. Before removing the display assembly, follow these steps: Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system.
  • Page 53 Turn the computer right side up with the rear toward you. Open the computer as far as it will open. Release the top edge of the display bezel (1) from the display assembly. Release the left and right edges of the display bezel (2) from the display assembly. Release the bottom edge of the display bezel (3) from the display assembly.
  • Page 54 Remove the display bracket (2). The display bracket is available using spare part number L89774-001. Remove the display panel by following these steps: Remove the four Phillips M2.0×2.9 screws (1) that secure the display panel to the display back cover. Swing the top edge (2) of the display panel up and forward until it rests upside down on the computer.
  • Page 55 Remove the display panel (3). The display panel is available using the following spare part numbers: L92828-001 – 11.6 in, HD, antiglare, LED, UWVA, touchscreen display panel ● ● L92827-001 – 11.6 in, HD, antiglare, LED, UWVA, nontouchscreen display panel ●...
  • Page 56 Remove the display back cover (2). The display back cover is available using spare part numbers L89771-001 (in chalkboard gray finish) and L89772-001 (in dark sage gray finish). Remove the display panel cable by following these steps: Release the display panel cable from the retention clips (1) and routing channel built into the bottom edge of the display back cover.
  • Page 57 Remove the display panel cable (2). The display panel cable is available using spare part numbers L89776-001 (for use only on computers equipped with a touchscreen display assembly) and L89775-001 (for use only on computers equipped with a nontouchscreen display assembly). Remove the webcam module by following these steps: Detach the webcam module (1) from the display back cover.
  • Page 58 Release the ZIF connector (2) to which the webcam module cable is connected, and then disconnect the webcam module cable from the webcam module. Remove the webcam module. The webcam module is available using spare part number L92824-001. Remove the webcam module cable by following these steps: Release the webcam module cable from the retaining clips (1) built into the left hinge area of the display back cover.
  • Page 59 Remove the webcam module cable (2). The webcam module cable is included in the Cable Kit, spare part number L93821-001. Remove the display hinges by following these steps: Remove the four Phillips M2.5×4.7 screws that secure the display hinges to the bottom cover. Slide the hinges (2) forward and remove them.
  • Page 60 Reverse this procedure to reassemble and install the display assembly. Chapter 5 Removal and replacement procedures...

  • Page 61: Backing Up, Restoring, And Recovering

    You must be connected to the Internet to access the Get Help app. Using the HP Cloud Recovery Download Tool to create recovery media (select products only) You can use the HP Cloud Recovery Download Tool to create HP Recovery media on a bootable USB flash drive. To download the tool: ▲...

  • Page 62: Restoring And Recovery

    HP Recovery media is used to recover the original operating system and software programs that were installed at the factory. On select products, it can be created on a bootable USB flash drive using the HP Cloud Recovery Download Tool. For details, see...

  • Page 63: Using Hp Sure Recover (Select Products Only)

    Using HP Sure Recover (select products only) Select computer models are configured with HP Sure Recover, a PC OS recovery solution built into the hardware and firmware. HP Sure Recover can fully restore the HP OS image without installed recovery software.

  • Page 64: Using Hp Pc Hardware Diagnostics

    The tool runs within the Windows operating system in order to diagnose hardware failures. If HP PC Hardware Diagnostics Windows is not installed on your computer, first you must download and install it. To download HP PC Hardware Diagnostics Windows, see...

  • Page 65: Downloading The Latest Hp Pc Hardware Diagnostics Windows Version

    If your PC will not boot into Windows, you can use HP PC Hardware Diagnostics UEFI to diagnose hardware issues.

  • Page 66: Starting Hp Pc Hardware Diagnostics Uefi

    For some products, it may be necessary to download the software to a USB flash drive by using the product name or number. To download HP PC Hardware Diagnostics UEFI by product name or number (select products only) to a USB flash drive:...

  • Page 67: Using Remote Hp Pc Hardware Diagnostics Uefi Settings (Select Products Only)

    Find out more. Downloading Remote HP PC Hardware Diagnostics UEFI NOTE: HP Remote PC Hardware Diagnostics UEFI is also available as a Softpaq that can be downloaded to a server. Downloading the latest Remote HP PC Hardware Diagnostics UEFI version To download the latest Remote HP PC Hardware Diagnostics UEFI version, follow these steps: Go to http://www.hp.com/go/techcenter/pcdiags.
  • Page 68 Display status information about the diagnostics run previously. ● To customize Remote HP PC Hardware Diagnostics UEFI settings, follow these steps: Turn on or restart the computer, and when the HP logo appears, press to enter Computer Setup. Select Advanced, and then select Settings.

  • Page 69: Specifications

    DC power source, it should be powered only with an AC adapter or a DC power source that is supplied and approved by HP for use with this computer. The computer can operate on DC power within the following specifications. Operating voltage and current varies by platform.
  • Page 70 Table 8-1 Computer specifications (continued) Metric U.S. Temperature Operating 5°C to 35°C 41°F to 95°F Nonoperating –20°C to 60°C –4°F to 140°F Relative humidity (noncondensing) Operating 10% to 90% Nonoperating 5% to 95% Maximum altitude (unpressurized) Operating –15 m to 3,048 m –50 ft to 10,000 ft Nonoperating –15 m to 12,192 m...

  • Page 71: Backing Up, Resetting, And Recovering

    Backing up, resetting, and recovering Backing up You can back up your data to an optional USB flash drive or SD memory card or through Google Drive . For detailed information about creating a backup, go to http://www.support.google.com. Resetting A factory reset erases all the information on your computer hard drive, including all the files in the Downloads folder.

  • Page 72: Installing The Chromebook Recovery Utility

    Before beginning the recovery process, you need the following: A USB flash drive or SD memory card with a capacity of 4 GB or greater. Beacause all data is erased from ● this storage device when the recovery media is created, back up any files from the device before you begin. A computer with Internet access.

  • Page 73: Setting Up Your Computer After A Reset Or Recovery

    NOTE: If an error message is displayed, you might need to run the Chrome Recovery Utility again or use a different USB flash drive or SD memory card. When the “System Recovery is complete” message is displayed, remove the recovery media. The computer restarts with Chrome OS reinstalled.

  • Page 74: 10 Statement Of Memory Volatility

    Intel-based and AMD-based system boards contain nonvolatile memory subcomponents as originally shipped from HP, assuming that no subsequent modifications have been made to the system and assuming that no applications, features, or functionality have been added to or installed on the system.
  • Page 75 Select the Main menu, and then select Reset BIOS Security to factory default. Click Yes at the warning message. The computer will reboot. During the reboot, press while the “Press the ESC key for Startup Menu” message is displayed at the bottom of the screen.

  • Page 76: Nonvolatile Memory Usage

    A utility must be used for Computer Setup (BIOS) or a writing data to this custom utility. memory and is available on the HP website; go to http://www.hp.com/ support. Select Find your Chapter 10 Statement of memory volatility...

  • Page 77: Questions And Answers

    (select products fingerprint programmed by user application can make the only) templates. enrollment in HP ProtectTools call to write to the flash. Security Manager. Questions and answers How can the BIOS settings be restored (returned to factory settings)? Questions and answers...
  • Page 78 HP has provided options in Computer Setup (BIOS) to allow you to run in legacy BIOS, if required by the operating system. Examples of this requirement would be if you upgrade or downgrade the OS.

  • Page 79: Using Hp Sure Start (Select Models Only)

    BIOS to its previously safe state, without user intervention. Those select computer models ship with HP Sure Start configured and enabled. HP Sure Start is configured and already enabled so that most users can use the HP Sure Start default configuration. The default configuration can be customized by advanced users.

  • Page 80: 11 Power Cord Set Requirements

    11 Power cord set requirements The wide-range input feature of the computer permits it to operate from any line voltage from 100 to 120 V ac, or from 220 to 240 V ac. The 3-conductor power cord set included with the computer meets the requirements for use in the country or region where the equipment is purchased.

  • Page 81: Requirements For Specific Countries And Regions

    Requirements for specific countries and regions Table 11-1 Power cord requirements Country/region Accredited agency Applicable note number Argentina IRAM Australia Austria Belgium CEBEC Brazil ABNT Canada Chile Denmark DEMKO Finland FIMKO France Germany India Israel Italy Japan The Netherlands KEMA New Zealand SANZ Norway...
  • Page 82 Table 11-1 Power cord requirements (continued) Country/region Accredited agency Applicable note number The flexible cord must be Type SVT/SJT or equivalent, No. 18 AWG, 3-conductor. The wall plug must be a two-pole grounding type with a NEMA 5-15P (15 A, 125 V ac) or NEMA 6-15P (15 A, 250 V ac) configuration. CSA or C-UL mark. UL file number must be on each element.

  • Page 83: 12 Recycling

    Follow the local laws and regulations in your area for battery disposal. HP encourages customers to recycle used electronic hardware, HP original print cartridges, and rechargeable batteries. For more information about recycling programs, see the HP website at http://www.hp.com/recycle.

  • Page 84: Index

    44 removal 44 spare part numbers 44 spare part numbers 15, 44 backing up 63 display back cover HP PC Hardware Diagnostics UEFI backup, creating 53 removal 47 downloading 58 backups 53 spare part numbers 15, 48 starting 58...
  • Page 85 14, 42 recovery media Thermal Pad Kit, spare part number creating 64 14, 42 nano security cable slot 5 creating using HP Cloud Recovery touchpad nonvolatile memory 66 Download Tool 53 removal 29 creating using Windows tools 53...
  • Page 86 recovery media 53 system restore point 53 Windows tools, using 53 Wireless Antenna Kit, spare part number 15 wireless antenna, spare part number 15 wireless certification label 10 wireless, product description 1 WLAN antenna, spare part number WLAN antennas 6 WLAN device 10 WLAN label 10 WLAN module...

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