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HP Chromebook 14-X0 SERIES Maintenance And Service Manual

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HP Chromebook (model numbers 14-x000
through 14-x099)
Maintenance and Service Guide
IMPORTANT! This document is intended for
HP authorized service providers only.

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Summary of Contents for HP Chromebook 14-X0 SERIES

  • Page 1 HP Chromebook (model numbers 14-x000 through 14-x099) Maintenance and Service Guide IMPORTANT! This document is intended for HP authorized service providers only.
  • Page 2 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.
  • 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 External component identification ......................... 3 Display ................................... 3 Left side ................................. 4 Right side ................................4 3 Illustrated parts catalog ..........................5 Locating the service tag information ........................5 Computer major components ..........................6 Display assembly subcomponents ........................
  • Page 6 Requirements for specific countries and regions ....................51 8 Statement of memory volatility ........................53 Nonvolatile memory usage ..........................55 Questions and answers ............................57 Using HP Sure Start (select models only) ......................58 9 Recycling ..............................59 Index ................................60...

  • Page 7: Product Description

    Supports 16- and 32-GB embedded MultiMedia Controller (eMMC) for use on all computer models Audio and video HP TrueVision HD slim webcam, 1280×720 by 30 frames per second; fixed (no tilt), with activity Single digital microphone with appropriate echo-cancellation, noise-suppression software...
  • Page 8 USB: one USB 3.0 port, 2 USB 2.0 ports For use on all computer models Keyboard/pointing devices Full-sized, textured, island-style, Google keyboard Jack black for use only on HP Chromebook 14 Full-sized, textured, island-style, Google keyboard white for use only on HP Chromebook 14 PC Touchpad requirements:...

  • Page 9: External Component Identification

    Description WWAN antennas (2)* WLAN antennas (2)* Internal microphone Power button HP TrueVision HD Webcam TouchPad Webcam light * The position of the WLAN antennas differs, depending on model. Antennas are not visible on the exterior of the device. Display...

  • Page 10: Left Side

    Left side Item Description Item Description HDMI port Media card reader USB port Power light Audio-out (headphone)/Audio-in (microphone) jack Right side Item Description Item Description SIM card reader* AC adapter/Battery light USB port Power connector (select models only) Chapter 2 External component identification...

  • Page 11: Illustrated Parts Catalog

    Illustrated parts catalog NOTE: HP continually improves and changes product parts. For complete and current information on supported parts for your computer, go to http://partsurfer.hp.com, select your country or region, and then follow the on-screen instructions. Locating the service tag information The product name (1), serial number (2), product number (3), warranty information (4), and model number (5) are located on the bottom of the computer.

  • Page 12: Computer Major Components

    Computer major components Chapter 3 Illustrated parts catalog...
  • Page 13 For use in Switzerland for use only on HP Chromebook 14 PC 787734-BG1 For use in the United Kingdom and Singapore for use only on HP Chromebook 14 PC 787734-031 For use in the United States for use only on HP Chromebook 14 PC...
  • Page 14 For use in Switzerland for use only on HP Chromebook 14 PC 787735-BG1 For use in the United Kingdom and Singapore for use only on HP Chromebook 14 PC 787735-031 For use in the United States for use only on HP Chromebook 14 PC...
  • Page 15 For use only on computer models equipped with WWAN capability (includes SD Card 787715-001 Reader slot and SIM slot) for use on HP Chromebook 14 PC, and for use on HP Chromebook 14 G3 For use only on computer models not equipped with WWAN capability (includes SD Card...

  • Page 16: Display Assembly Subcomponents

    In sorbet orange finish for use only on computer models not equipped with 787698-001 WWAN capability for use only on HP Chromebook 14 PC Rubber Kit for use only on HP Chromebook 14 PC (not illustrated, includes 2 display bezel 787721-001 screw covers, 4 rubber feet, and 3 rubber screw covers)

  • Page 17: Non-Touchscreen Display Assembly Components

    Display panel cable for use on all computer models (includes webcamera/microphone 787710-001 module cable) Display enclosure (includes wireless antenna cables and transceivers) In neon green finish for use only on HP Chromebook 14 PC 787695-001 In ocean turquoise finish for use only on HP Chromebook 14 PC 787693-001...

  • Page 18: Miscellaneous Parts

    14.0-in, AG, FLT, HD display panel for use only on computer models not equipped with 788509-001 WWAN capability for use on HP Chromebook 14 PC, and for use on HP Chromebook 14 G3 14.0-in FHD WLED BrightView (1920x1080) slim (3.0mm) SVA for use only on HP...
  • Page 19 Component Spare part number Rubber Kit for use only on HP Chromebook 14 PC (includes 2 display bezel screw covers, 4 rubber feet, 787721-001 and 2 rubber screw covers) Rubber Kit for use only on HP Chromebook 14 G3 (includes 2 display bezel screw covers, 4 rubber feet,...

  • Page 20: Sequential Part Number Listing

    Power cord for use in Europe (3-pin, 1.0-meter, black) for use only on HP Chromebook 14 G3 755530-031 Power cord for use in the United Kingdom and Singapore (3-pin, 1.0-meter, black) for use only on HP Chromebook 14 G3 755530-081 Power cord for use in Denmark (3-pin, 1.0-meter, black) for use only on HP Chromebook 14 G3...
  • Page 21 HP Chromebook 14 PC, and for use on HP Chromebook 14 G3 787713-001 Display Hinge Kit for use only on computer models equipped with a TouchScreen display for use on HP Chromebook 14 PC, and for use on HP Chromebook 14 G3...
  • Page 22 Keyboard/top cover in ocean turquoise finish for use in Germany (includes keyboard cable) for use only on HP Chromebook 14 PC 787732-061 Keyboard/top cover in ocean turquoise finish for use in Italy (includes keyboard cable) for use only on HP Chromebook 14 PC 787732-071...
  • Page 23 Keyboard/top cover in neon green finish for use in the United Kingdom and Singapore (includes keyboard cable) for use only on HP Chromebook 14 PC 787733-041 Keyboard/top cover in neon green finish for use in France (includes keyboard cable) for use only on HP Chromebook 14 PC 787733-051...
  • Page 24 Rubber Kit (not illustrated, includes 2 display bezel screw covers, 4 rubber feet, and 3 rubber screw covers) for use only on HP Chromebook 14 G3 788511-001 Keyboard/top cover in Jack black finish for use in the United States for use only on HP Chromebook 14 G3 Chapter 3 Illustrated parts catalog...
  • Page 25 Description 788511-031 Keyboard/top cover in Jack black finish for use in the United Kingdom for use only on HP Chromebook 14 788511-041 Keyboard/top cover in Jack black finish for use in Germany for use only on HP Chromebook 14 G3...

  • Page 26: Removal And Replacement Preliminary Requirements

    Removal and replacement preliminary requirements Tools required You will need the following tools to complete the removal and replacement procedures: ● Flat-bladed screw driver ● Magnetic screw driver ● Phillips P0 screw driver Service considerations The following sections include some of the considerations that you must keep in mind during disassembly and assembly procedures.

  • Page 27: Cables And Connectors

    Cables and connectors CAUTION: When servicing the computer, be sure that cables are placed in their proper locations during the reassembly process. Improper cable placement can damage the computer. Cables must be handled with extreme care to avoid damage. Apply only the tension required to unseat or seat the cables during removal and insertion.
  • Page 28 CAUTION: To prevent damage to the computer when you are removing or installing internal components, observe these precautions: Keep components in their electrostatic-safe containers until you are ready to install them. Before touching an electronic component, discharge static electricity by using the guidelines described in this section.

  • Page 29: Packaging And Transporting Guidelines

    Packaging and transporting guidelines Follow these grounding guidelines when packaging and transporting equipment: ● To avoid hand contact, transport products in static-safe tubes, bags, or boxes. ● Protect ESD-sensitive parts and assemblies with conductive or approved containers or packaging. ● Keep ESD-sensitive parts in their containers until the parts arrive at static-free workstations.
  • Page 30 Equipment guidelines Grounding equipment must include either a wrist strap or a foot strap at a grounded workstation. ● When seated, wear a wrist strap connected to a grounded system. Wrist straps are flexible straps with a minimum of one megohm ±10% resistance in the ground cords. To provide proper ground, wear a strap snugly against the skin at all times.

  • Page 31: Removal And Replacement Procedures

    The keyboard/top cover spare part kit includes the keyboard cable. Description Spare part number Description Spare part number Keyboard/top cover in neon green finish with white keys for use only on HP Chromebook 14 PC: For use in Belgium 787734-A41 For use in the Netherlands 787734-B31...
  • Page 32 For use in Italy 787735-061 For use in the United States 787735-001 Keyboard/top cover in sorbet orange finish with white keys for use only on HP Chromebook 14 PC: For use in Belgium 787733-A41 For use in the Netherlands 787733-B31...
  • Page 33 The display bezel screw covers are included in the Rubber Kit, spare part number 787721-001 for use only on HP Chromebook 14 PC, and 788510-001 for use only on HP Chromebook 14 G3. Remove the thirteen Phillips PM1.9×5.7 screws that secure the keyboard/top cover to the base enclosure.
  • Page 34 Release the ZIF connector (5) to which the TouchPad cable is attached, and then disconnect the TouchPadd cable from the system board. Remove keyboard/top cover (6) by sliding it forward. Reverse this procedure to install the keyboard/top cover. Chapter 5 Removal and replacement procedures...

  • Page 35: Touchpad

    TouchPad Description Spare part number TouchPad (includes TouchPad cable) for use on all computer models 787716-001 Before removing the TouchPad, follow these steps: Turn off 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 36: Wwan Module

    WWAN module Description Spare part number HP lt4110 LTE/HSPA+ 4G Module for use on all computer models 755529-001 CAUTION: 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 37 Remove the WWAN module (3) by pulling the module away from the slot at an angle. NOTE: If the WWAN antenna is not connected to the terminal on the WWAN module, a protective sleeve must be installed on the antenna connector, as shown in the following illustration. Reverse this procedure to install the WWAN module.

  • Page 38: Battery

    Battery Description Spare part number Battery, 3-cell, 37-WHr, 2.96-AHr, Li-ion for use on all computer models (includes cable) 774159-001 Before removing the battery, follow these steps: Turn off 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 39: Connector Board

    For use only on computer models equipped with WWAN capability (includes SD Card Reader slot and SIM 787715-001 slot) for use on HP Chromebook 14 PC, and for use on HP Chromebook 14 G3 For use only on computer models not equipped with WWAN capability (includes SD Card Reader slot) for...
  • Page 40 Remove the connector board (4) and cable. Reverse this procedure to install the connector board. Chapter 5 Removal and replacement procedures...

  • Page 41: System Board

    System board NOTE: The system board is equipped with an Nvidia CD570M 2.10-GHz quad core processor and a graphics subsystem with UMA memory and includes replacement thermal material. Description Spare part number Equipped with 4.0-GB of system memory and 32-GB of eMMC primary storage for use only on computer 787727-001 models not equipped with WWAN capability for use on all computer models Equipped with 4.0-GB of system memory and 16-GB of eMMC primary storage for use only on computer...
  • Page 42 Release the ZIF connector (5) to which the connector board cable is attached, and then disconnect the connector board cable from the system board. Remove the four Philllips PM1.9×2.4 broad head screws (1) that secure the system board to the base enclosure.

  • Page 43: Heat Sink

    Heat sink Description Spare part number Heat sink (includes grounding tape and replacement thermal material) for use on all computer models 787711-001 Before removing the heat sink, follow these steps: Turn off 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 44 Remove the heat sink (3). NOTE: The thermal material must be thoroughly cleaned from the surfaces of the system board and the heat sink components each time the heat sink is removed. Thermal paste is used on the processor (1) and the heat sink section (2) that services it. Reverse this procedure to install the heat sink.

  • Page 45: Speakers

    Speakers Description Spare part number Speakers for use on all computer models (include left and right speakers and cables) 787723-001 Before removing the speakers, follow these steps: Turn off 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: Display Assembly

    Display assembly Before removing the display assembly, follow these steps: Turn off 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. Disconnect the power from the computer by unplugging the power cord from the computer. Disconnect all external devices from the computer.
  • Page 47 The display bezel screw covers are included in the Rubber Kit, spare part number 787721-001 for use only on HP Chromebook 14 PC and 788510-001 for use only on HP Chromebook 14 G3. Remove the two Phillips PM2.0×2.2 broad head screws (2) that secure the display enclosure to the display panel assembly.
  • Page 48 HP Chromebook 14 PC ● 787692-001–For use on non-TouchScreen computer models in smoke silver finish for use only on HP Chromebook 14 PC ● 787689-001–For use on non-TouchScreen computer models in ocean turquoise finish for use only on HP Chromebook 14 PC ●...
  • Page 49 Disconnect the webcam/microphone module cable (2) from the webcam/microphone module. Remove the webcam/microphone module. The webcam/microphone module is available using spare part number 787736-001 for use on all computer models. If it is necessary to replace the display hinges: Remove the display enclosure. Remove the following screws that secure the display hinges and display hinge support bracket to the display enclosure: (1) Two Phillips PM1.9×2.9 screws that secure the display hinge brackets...
  • Page 50 NOTE: The display bezel screw covers are included in the Rubber Kit, spare part number 787721-001 for use only on HP Chromebook 14 PC and 788510-001 for use only on HP Chromebook 14 G3. Remove the two Phillips PM2.0×2.2 broad head screws (2) that secure the display panel to the display enclosure.
  • Page 51 If it is necessary to replace the webcam/microphone module: Remove the display bezel. Detach the webcam/microphone module (1) from the display enclosure. (The webcam/ microphone module is attached to the display enclosure with double-sided adhesive at two locations.) Disconnect the webcam/microphone module cable (2) from the webcam/microphone module. Remove the webcam/microphone module.
  • Page 52 The non-TouchScreen display assembly display panel is available using the following spare part numbers: ● 787719-001–For use on computer models in ocean turquoise finish for use only on HP Chromebook 14 PC ● 787717-001–For use on computer models in ocean turquoise finish for use only on HP Chromebook 14 PC ●...
  • Page 53 If it is necessary to replace the display hinges: Remove the display bezel. Remove the display panel. Remove the following screws that secure the display hinges and display hinge support brackets to the display enclosure: (1) Two Phillips PM1.9×2.9 screws that secure the display hinge brackets (2) Four Phillips PM2.4×3.1 broad head screws that secure the display hinges (3) Two Phillips PM2.4×3.6 screws that secure the display hinges Component replacement procedures...
  • Page 54 Remove the display hinges (4). The non-TouchScreen display assembly display hinges are included in the Display Hinge Kit, spare part number 787712-001 for use on all computer models. If it is necessary to replace the display panel cable: Disconnect the display panel cable from the webcam/microphone module. Remove the display panel.
  • Page 55 Remove the display panel cable (2). The non-TouchScreen display assembly display panel cable is available using spare part number 787709-001 for use on all computer models and includes the webcam/microphone module cable. Reverse this procedure to reassemble and install the display assembly. Component replacement procedures...

  • Page 56: Specifications

    Specifications Metric U.S. Computer dimensions Width 34.4 cm 13.5 in Depth 24.0 cm 9.5 in Height 1.8 cm 0.7 in Weight 1.7 kg 3.8 lbs Operating voltage and current: 19.5V dc @ 2.31 A – 45 W 19.5V dc @ 3.33 A – 65 W NOTE: This product is designed for IT power systems in Norway with phase-to-phase voltage not exceeding 240 V rms.

  • Page 57: Power Cord Set Requirements

    Power cord set requirements The wide-range input feature of the computer permits it to operate from any line voltage from 100 to 120 volts AC, or from 220 to 240 volts 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 58 Country/region Accredited agency Applicable note number South Korea Sweden CEMKO Switzerland Taiwan BSMI The United Kingdom The United States The flexible cord must be Type HO5VV-F, 3-conductor, 1.0-mm² conductor size. Power cord set fittings (appliance coupler and wall plug) must bear the certification mark of the agency responsible for evaluation in the country or region where it will be used.

  • Page 59: Statement Of Memory Volatility

    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 60 Reboot the system. If the system has a Trusted Platform Module (TPM) and/or fingerprint reader, one or two prompts will appear—one to clear the TPM and the other to Reset Fingerprint Sensor; press or tap to accept or to reject. Remove all power and system batteries for at least 24 hours.

  • Page 61: Nonvolatile Memory Usage

    HP Sure Start models only) backup of The content is managed Embedded Controller. critical System solely by the HP Sure Start BIOS code, EC Embedded Controller. firmware, and critical PC configuration data for select...
  • Page 62 Fingerprint reader 512 KByte flash Stores Fingerprint reader memory is Only a digitally signed fingerprint programmed by user application can make the templates. enrollment in HP call to write to the flash. ProtectTools Security Manager. Chapter 8 Statement of memory volatility...

  • Page 63: Questions And Answers

    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 64: 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 65: 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 Web site at http://www.hp.com/...

  • Page 66: Index

    1 audio, product description 1 removal 45 HMDI port 4 audio-in jack 4 spare part numbers 11, 18, 19, HP Sure Start 58 audio-out jack 4 display panel assembly, spare part jacks numbers 10 base enclosure, spare part...
  • Page 67 WWAN module packaging guidelines 23 screw covers removal 30 plastic parts, service removal 27 spare part numbers 9, 14, 30 considerations 20 spare part number 27 ports Screw Kit, spare part number 13, 16 HDMI 4 sensors, product description 1 product description 2 service considerations USB 4...

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