HP 14a-ne1 Series Maintenance And Service Manual
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HP 14a-ne1 Series Maintenance And Service Manual

HP 14a-ne1 Series Maintenance And Service Manual

Chromebook 14 inch
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Maintenance and Service Guide
HP Chromebook 14 inch
Model number: 14a-ne1xxx
SUMMARY
This guide provides maintenance information about such topics as spare parts, removal and replacement of
parts, security, and backing up.

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  • Page 1 Maintenance and Service Guide HP Chromebook 14 inch Model number: 14a-ne1xxx SUMMARY This guide provides maintenance information about such topics as spare parts, removal and replacement of parts, security, and backing up.

  • Page 2: Legal Information

    Intel and Celeron are trademarks of Intel to be bound by the terms of the HP End To access the latest user guides, go to Corporation or its subsidiaries in the U.S.
  • Page 3 Also, do not allow the AC adapter to come into contact with the skin or a soft surface, such as pillows or rugs or clothing, during operation. The computer and the AC adapter provided by HP comply with the user-accessible surface temperature limits defined by applicable safety standards.
  • Page 4 Important notice about Customer Self-Repair parts Your computer includes Customer Self-Repair parts and parts that should be accessed only by an authorized service provider. IMPORTANT: Removal and replacement procedures for Customer Self-Repair parts on page 24 for details. Accessing parts described in Removal and replacement procedures for authorized service provider parts on page 32 can damage the computer or void your warranty.

  • Page 5: Table Of Contents

    Grounding the work area......................................18 Recommended materials and equipment..............................18 Cleaning your computer........................................19 Enabling HP Easy Clean (select products only) ............................19 Removing dirt and debris from your computer............................19 Cleaning your computer with a disinfectant............................... 20 Caring for wood veneer (select products only) ............................21 Packaging and transporting guidelines..................................
  • Page 6 10 Swelling or deformation of notebook battery................................65 Swollen notebook batteries .......................................65 Swollen battery is not a safety issue ................................65 Discontinue using a swollen battery ................................65 Replace a swollen battery......................................65 Minimize battery swelling........................................65 HP Adaptive Battery Optimizer (consumer notebooks)........................66 HP Battery Health Manager (commercial notebooks)........................66 11 Recycling................................................67...
  • Page 7 Index....................................................68...

  • Page 8: Product Description

    Product description This table provides detailed product information. Table 1-1 Product components and their descriptions Category Description Product Name HP Chromebook™ 14 Model number: 14a-ne1xxx CTO model number: 14at-ne100 Processors Intel® Celeron® N4500 processor Graphics Internal graphics Intel UHD Graphics...
  • Page 9 Taps enabled as default ● Power requirements Battery 2 cell, 47 Whr, polymer, HP Long Life HP Fast Charge Technology Smart AC adapter (USB Type-C, non power factor correction, (nPFC), straight, 1.8 m [6 ft]) (select products only) 45 W Power cord (select products only) C5, conventional, 1 m (3.3 ft)

  • Page 10: Components

    Components Your computer features top-rated components. This chapter provides details about your components, where they are located, and how they work. Right Use the illustration and table to identify the components on the right side of the computer. Table 2-1 Right-side components and their descriptions Component Description...

  • Page 11: Left

    Table 2-1 Right-side components and their descriptions (continued) Component Description Battery light When AC power is connected: ● White: The battery charge is greater than 90 percent. ● Amber: The battery charge is from 0 to 90 percent. ● Off: The battery is not charging. When AC power is disconnected (battery not charging): ●...

  • Page 12: Display

    Table 2-2 Left-side components and their descriptions (continued) Component Description HDMI port Connects an optional video or audio device, such as a high-definition television, any compatible digital or audio component, or a high-speed High Definition Multimedia Interface (HDMI) device. USB 5 Gbps port Connects a USB device, provides high-speed data transfer, and (for select products) charges small devices (such as a smartphone) when the computer is on or in...

  • Page 13: Keyboard Area

    Table 2-3 Display components and their descriptions (continued) Component Description Camera privacy cover By default, the camera lens is uncovered, but you can slide the camera privacy cover to block the camera's view. To use the camera, slide the camera privacy cover in the opposite direction to reveal the lens.

  • Page 14: Speakers

    Table 2-4 Touchpad component and description Component Description Touchpad zone Reads your finger gestures to move the pointer or activate items on the screen. Speakers Use the illustration and table to identify the speakers. Speakers...

  • Page 15: Special Keys

    Table 2-5 Speakers and their description Component Description Speakers (2) Produce sound. Special keys Use the illustration and table to locate the special keys. Table 2-6 Special keys and their descriptions Component Description Activates certain computer functions when pressed in combination with other keys, such as or shift.

  • Page 16: 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 2-7 Service label components Component Serial number Product ID HP product name Table 2-8 Service label components Component HP product name Product ID Serial number...
  • Page 17 Table 2-9 Service label components Component HP product name Warranty period Product ID Serial number ● Regulatory labels—Provide regulatory information about the computer. ● Wireless certification labels—Provide information about optional wireless devices and the approval markings for the countries or regions where the devices have been approved for use.

  • Page 18: Illustrated Parts Catalog

    Illustrated parts catalog Use this chapter to determine the spare parts that are available for the computer. Computer major components To identify the computer major components, use this illustration and table. Illustrated parts catalog...

  • Page 19: Display Assembly Subcomponents

    Table 3-1 Computer major component descriptions and part numbers Item Component Spare part number Display assembly not available as a spare part NOTE: Display assemblies are offered as spare parts only at a subcomponent level. For more information, see Display assembly subcomponents on page Top cover with keyboard P39021-001 For a detailed list of country codes, see...

  • Page 20: Miscellaneous Parts

    Table 3-2 Display component descriptions and part numbers Item Component Spare part number Display bezel with latch M01026-001 Hinge cover N18217-001 Camera module (includes double-sided adhesive) L90439-001 Display bracket L90417-001 Display panel N18668-001 Display panel cable (included in the Display Cable with Hinge Kit) M76003-001 Camera cable (included in the Cable Kit) L90412-001...
  • Page 21 Table 3-3 Miscellaneous part descriptions and part numbers (continued) Component Spare part number Tape Kit (includes bezel and display cover adhesive) M47411-001 Power cord (C5, conventional, 1.0 m [3.3 ft]) Europe L19361-001 North America L19367-001 United Kingdom L19373-001 Chapter 3 Illustrated parts catalog...

  • Page 22: Removal And Replacement Procedures Preliminary Requirements

    Removal and replacement procedures preliminary requirements Use this information to properly prepare to disassemble and reassemble the computer. Tools required You need the following tools to complete the removal and replacement procedures: ● Tweezers ● Nonconductive, nonmarking pry tool ● Magnetic Phillips P1 screwdriver Service considerations The following sections include some of the considerations that you must keep in mind during...

  • Page 23: Electrostatic Discharge Information

    ● Before handling a drive, be sure that you are discharged of static electricity. While handling a drive, avoid touching the connector. ● Before removing an optical drive, be sure that a disc is not in the drive, and be sure that the optical drive tray is closed.

  • Page 24: Preventing Electrostatic Damage To Equipment

    Table 4-1 Static electricity occurrence based on activity and humidity Event 55% relative 40% relative 10% relative humidity humidity humidity Walking across carpet 7,500 V 15,000 V 35,000 V Walking across vinyl floor 3,000 V 5,000 V 12,000 V Motions of bench worker 400 V 800 V 6,000 V...

  • Page 25: Grounding The Work Area

    Use conductive field service tools, such as cutters, screwdrivers, and vacuums. ● Avoid contact with pins, leads, or circuitry. Recommended materials and equipment HP recommends certain materials and equipment to prevent static electricity: ● Antistatic tape ● Antistatic smocks, aprons, or sleeve protectors ●...

  • Page 26: Cleaning Your Computer

    Enabling HP Easy Clean (select products only) HP Easy Clean helps you to avoid accidental input while you clean the computer surfaces. This software disables devices such as the keyboard, touch screen, and touchpad for a preset amount of time so that you can clean all computer surfaces.

  • Page 27: Cleaning Your Computer With A Disinfectant

    Keep liquids away from the product. Avoid getting moisture in any openings. If liquid makes its way inside your HP product, it can cause damage to the product. Do not spray liquids directly on the product. Do not use aerosol sprays, solvents, abrasives, or cleaners containing hydrogen peroxide or bleach that might damage the finish.

  • Page 28: Caring For Wood Veneer (Select Products Only)

    When grounding is not possible, use an ionizer to dissipate electric charges. Accessing support information To find the HP support that you need, use this information. Caring for wood veneer (select products only)
  • Page 29 Search collect Chrome device logs. Technical bulletins To locate technical bulletins: Go to www.hp.com. Place the cursor over Problem solving to display more options. Select Support & Troubleshooting. Type the serial number, product number, or product name to go to the product support page.
  • Page 30 Path to access information Component and diagnosis information, To locate diagnosis information and actions: failure detection, and required action Go to http://www.hp.com/go/techcenter/pcdiags. Select Get Support. Near the bottom of the window, select Notebook PCs, and then select your location. Accessing support information...

  • Page 31: Removal And Replacement Procedures For Customer Self-Repair Parts

    NOTE: HP continually improves and changes product parts. For complete and current information about supported parts for your computer, go to https://partsurfer.hp.com/, select your country or region, and then follow the on-screen instructions. Make special note of each screw size and location during removal and replacement.

  • Page 32: Removing And Reinstalling The Same Battery

    Regulatory, Safety, and Environmental Notices . To access For additional battery information, see the this guide, select the Search icon in the taskbar, type HP Documentation in the search box, and then select HP Documentation. Before removing the battery, follow these steps:...

  • Page 33: Installing A New Battery

    This procedure requires removing the battery or disconnecting the battery cable. Use care to avoid bending, twisting, or puncturing the battery regardless of its condition. Failure to follow this replacement guide or to use HP recommended tools might damage the system and/or cause a safety hazard.
  • Page 34 Should a part become stuck or difficult to remove when opening a unit where a swollen battery is suspected, or if the battery becomes stuck in the unit, stop, and contact HP Support for assistance. Do not try to remove a battery by force.
  • Page 35 Open the empty battery containment tray. Remove the paper backing layer from the adhesive on the tray. Turn the tray (1) over so that the adhesive is facing down. Place the tray (2) centered on the battery. Press down on the indentations on the tray (3) to adhere it to the battery. Chapter 5 Removal and replacement procedures for Customer Self-Repair parts...
  • Page 36 Rotate the battery up and over into the cavity of the containment tray. NOTE: Please recycle responsibly. For more information about recycling programs, see the HP website at http://www.hp.com/recycle. Install the battery using the revive kit: Open the containment tray that includes the new battery.
  • Page 37 Turn the tray (1) over so the battery is facing downward, and then insert the battery (2) into the computer. Adhesive secures the battery to the tray. Install the Phillips screws (1) to secure the battery. Number of screws and screw locations might vary.
  • Page 38 Connect the battery cable to the system board. The connector location might vary. NOTE: When replacing the battery, be sure to completely reassemble the computer and plug in the AC adapter before turning the computer on. Installing a new battery...

  • Page 39: Removal And Replacement Procedures For Authorized Service Provider Parts

    NOTE: HP continually improves and changes product parts. For complete and current information about supported parts for your computer, go to https://partsurfer.hp.com/, select your country or region, and then follow the on-screen instructions. Make special note of each screw size and location during removal and replacement.
  • Page 40 Table 6-1 Top cover with keyboard descriptions and part numbers (continued) Description Spare part number Top cover with keyboard for use in Italy P39021-061 Top cover with keyboard for use in the United Kingdom P39021-031 Top cover with keyboard for use in the United States P39021-001 Bottom cover P40956-001...
  • Page 41 Use a thin plastic tool (1) to separate the rear edge of the 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 top cover (1) as far as the cables allow.

  • Page 42: Touchpad Cable

    Remove the top cover (6). To replace the top cover with keyboard, reverse the removal procedures. Touchpad cable To remove the touchpad cable, use this procedure and illustration. Table 6-2 Touchpad cable description and part number Description Spare part number Touchpad cable (included in Cable Kit) L90412-001 Before removing the touchpad cable, follow these steps:...

  • Page 43: Touchpad

    Remove the touchpad cable (4). To install the touchpad cable, reverse this procedure. Touchpad To remove the touchpad, use this procedure and illustration. Table 6-3 Touchpad descriptions and part numbers Description Spare part number Touchpad P37761-001 Touchpad bracket L90436-001 Before removing the touchpad, follow these steps: Prepare the computer for disassembly (see Preparation for disassembly on page 24).

  • Page 44: Wlan Module

    Release the shielding (3) that covers the touchpad screws. Remove the three Phillips M2.0 × 2.2 broad head screws (4) from the touchpad. Remove the touchpad (5). To install the touchpad, reverse this procedure. WLAN module To remove the WLAN module, use this procedure and illustration. Table 6-4 WLAN module descriptions and part numbers Description...
  • Page 45 Disconnect the battery cable from the system board (see Removing and reinstalling the same battery on page 25). Remove the WLAN module: Carefully disconnect the antenna cables (1) from the module. Remove the Phillips M2.0 × 2.5 screw (2) that secures the WLAN module to the system board. The WLAN module tilts up.

  • Page 46: Hdmi Connector Board Cables

    To install the WLAN module, reverse this procedure. HDMI connector board cables To remove the HDMI connector board cables, use this procedure and illustration. Table 6-5 HDMI connector board cables description and part number Description Spare part number HDMI connector board cables (available in the Cable Kit) L90412-001 Before removing the connector board cables, follow these steps: Prepare the computer for disassembly (see...

  • Page 47: Hdmi Connector Board

    HDMI connector board To remove the connector board, use these procedures and illustrations. Table 6-6 HDMI connector board description and part number Description Spare part number HDMI connector board M47195-001 Before removing the HDMI connector board, follow these steps: Prepare the computer for disassembly (see Preparation for disassembly on page 24).

  • Page 48: Sensor Board Cable

    Sensor board cable To remove the sensor board cable, use this procedure and illustration. Table 6-7 Sensor board cable description and part number Description Spare part number Sensor board cable (available in the Cable Kit) L90412-001 Before removing the sensor board cable, follow these steps: Prepare the computer for disassembly (see Preparation for disassembly on page 24).

  • Page 49: Sensor Board

    Table 6-8 Speakers description and part number Description Spare part number Speakers (include left and right speakers and cables) L90434-001 Before removing the speakers, follow these steps: Prepare the computer for disassembly (see Preparation for disassembly on page 24). Remove the top cover with keyboard (see Top cover with keyboard on page 32).

  • Page 50: System Board

    Table 6-9 Sensor board description and part number Description Spare part number Sensor board M47194-001 Before removing the sensor board, follow these steps: Prepare the computer for disassembly (see Preparation for disassembly on page 24). Remove the top cover with keyboard (see Top cover with keyboard on page 32).
  • Page 51 Table 6-10 System board descriptions and part numbers (continued) Description Spare part number I/O bracket L90438-001 Before removing the system board, follow these steps: Prepare the computer for disassembly (see Preparation for disassembly on page 24). Remove the top cover with keyboard (see Top cover with keyboard on page 32).
  • Page 52 Remove the six Phillips M2.0 × 4.2 screws (1) that secure the system board to the bottom cover. Remove the I/O bracket (2). Lift the left side the system board (1) until it rests at an angle. Remove the system board (2) by lifting it up and to the left at an angle. To install the system board, reverse this procedure.

  • Page 53: Display Assembly

    Display assembly To remove and disassemble the display assembly, use these procedures and illustrations. NOTE: The display assembly is spared at the subcomponent level only. Before removing the display assembly, follow these steps: Prepare the computer for disassembly (see Preparation for disassembly on page 24).
  • Page 54 Close the computer. Turn the computer upside down with the front toward you. Use a case utility tool (1) or similar thin, plastic tool to separate the left and right edges (2) of the hinge cover from the display assembly. Remove the hinge cover (3).
  • Page 55 To remove the display panel: The display panel is secured to the display enclosure with tape that is installed under the left and right sides of the panel. To remove the panel, use tweezers to grasp the end of the tape (1).
  • Page 56 Swing the top edge (3) of the display panel up and forward until the display panel cable is accessible. Release the adhesive support strip (1) that secures the display panel cable connector to the display panel. Disconnect the display panel cable (2) from the display panel. Remove the display panel (3).
  • Page 57 To remove the display back cover: Remove the two Phillips M2.0 × 2.5 screws (1) that secure the display bracket to the display back cover. Remove the display bracket (2) from the display back cover. The display bracket is available using spare part number L90417-001.
  • Page 58 Remove the six Phillips M2.5 × 3.0 broad head screws (4) that secure the display back cover to the display hinges. Release the display panel cable and the wireless antenna cable (1) from the routing channel in the right display hinge area. Release the camera cable and the wireless antenna cable (2) from the routing channel in the left display hinge area.
  • Page 59 Detach the camera (1) from the display back cover. The camera is attached with double-sided adhesive. Disconnect the camera cable from the ZIF connector (2) on the camera. The camera is available as spare part number L90439-001. To remove the camera cable: Peel the camera cable from its routing location (1) on the inside of the display back cover.
  • Page 60 To remove the display cable: Release the display panel cable from the retaining clips (1) built into the bottom edge of the display back cover. Remove the display panel cable (2). The display panel cable is available using spare part number M76003-001. To remove the hinges from the display rear cover: Display assembly...
  • Page 61 Remove the four Phillips M2.5 × 4.7 screws that secure the display hinges to the bottom cover. Rock the left hinge (1) back and forth until it releases from the bottom cover. Remove the left hinge (2). Rock the right hinge (1) back and forth until it releases from the bottom cover. Chapter 6 Removal and replacement procedures for authorized service provider parts...
  • Page 62 Remove the right hinge (2). The hinges are available using spare part number M76003-001. To reassemble and replace the display assembly, reverse this procedure. Display assembly...

  • Page 63: Backing Up, Resetting, And Recovering

    Backing up, resetting, and recovering This chapter provides information about the standard procedures of backing up your personal data, resetting your computer to original factory conditions, and recovering your operating system. 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.

  • Page 64: Option 1: Recovering Using An Internet Connection

    saved networks for all accounts. A system recovery does not affect Google Accounts and data synced to Google Drive. IMPORTANT: Recovery permanently erases everything on your computer hard drive, including your downloaded files. If possible, back up your files before you recover your computer. NOTE: For more information about performing a system recovery on your computer, go to http://www.support.google.com.

  • Page 65: Creating Recovery Media

    Creating recovery media You can use recovery media to recover the original operating system and software programs that were installed at the factory. To create recovery media: Turn on a computer that has internet access. NOTE: You must have administrative rights to the computer. Select the Launcher icon, and then select All Apps.

  • Page 66: Erasing And Reformatting The Recovery Media

    Erasing and reformatting the recovery media When you create recovery media, the USB flash drive or SD memory card is formatted as a recovery tool. After recovery, you must erase the recovery media to reuse your storage device. Follow these steps to use the Chromebook Recovery Utility to erase the recovery media.

  • Page 67: Specifications

    Specifications This chapter provides specifications for your computer system. Computer specifications This section provides specifications for your computer. When traveling with your computer, the computer dimensions and weights, input power ratings, and operating specifications provide helpful information. Table 8-1 Computer specifications Metric U.S.

  • Page 68: 35.6 Cm (14.0 In) Display Specifications

    35.6 cm (14.0 in) display specifications This section provides specifications for your display. Table 8-2 Display specifications Metric U.S. Active diagonal size 35.6 cm 14.0 in Resolution 1366 × 768 (HD) Surface treatment Antiglare Brightness 250 nits Viewing angle Backlight WLED Display panel interface 35.6 cm (14.0 in) display specifications...

  • Page 69: Power Cord Set Requirements

    Power cord set requirements This chapter provides power cord requirements for countries and regions. The wide-range input feature of the computer permits it to operate from any line voltage from 100 V AC to 120 V AC, or from 220 V AC to 240 V AC. The three-conductor power cord set included with the computer meets the requirements for use in the country or region where the equipment is purchased.
  • Page 70 Table 9-1 Power cord requirements for specific countries and regions (continued) Country/region Accredited agency Applicable note number Germany India Israel Italy Japan Netherlands KEMA New Zealand SANZ Norway NEMKO The People's Republic of China Saudi Arabia SASO Singapore South Africa SABS South Korea Sweden...
  • Page 71 For 127 V AC, the flexible cord must be Type SVT or SJT 3-conductor, 18 AWG, with plug NEMA 5-15P (15 A, 125 V AC), with UL and CSA or C-UL marks. For 240 V AC, the flexible cord must be Type H05VV-F three-conductor, 0.75 mm²...

  • Page 72: Swelling Or Deformation Of Notebook Battery

    HP has worked closely with our battery cell suppliers and third-party industry experts to help minimize the potential for HP batteries to swell over time and to identify that swollen batteries are not a safety issue.

  • Page 73: Hp Adaptive Battery Optimizer (Consumer Notebooks)

    HP Adaptive Battery Optimizer (consumer notebooks) HP Adaptive Battery Optimizer technology can help mitigate the factors that cause the battery to swell. It is available on select HP OMEN, HP Spectre, HP Pavilion, and HP ENVY notebook computers. HP Adaptive Battery Optimizer has been available on select gaming notebooks since 2019 and select consumer notebooks since 2020.

  • Page 74: 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. Recycling...
  • Page 75 21 hard drive AC adapter and battery 4 disinfecting 20 product description 1 battery 4 HP Easy Clean 19 specifications 60 camera 6 removing dirt and debris 19 HDMI connector board components removal 40 display 5...
  • Page 76 microphone (audio-in) jack, wireless 1 system recovery identifying 3 product name 1 Chrome operating system 58 model name 1 product name and number, Chromebook Recovery computer 9 Utility 57 internet connection 57 recovery media 58 operating system, product description 2 recovery media creating 58 erase 59...

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