HP Chromebook x360 14b-cd0 Series Maintenance And Service Manual
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HP Chromebook x360 14b-cd0 Series Maintenance And Service Manual

HP Chromebook x360 14b-cd0 Series Maintenance And Service Manual

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Maintenance and Service Guide
HP Chromebook x360 14 inch
Model number: 14b-cd0xxx
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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Summary of Contents for HP Chromebook x360 14b-cd0 Series

  • Page 1 Maintenance and Service Guide HP Chromebook x360 14 inch Model number: 14b-cd0xxx SUMMARY This guide provides maintenance information about such topics as spare parts, removal and replacement of parts, security, and backing up.
  • Page 2 Intel and Core 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 Safety warning notice Reduce the possibility of heat-related injuries or of overheating the computer by following the practices described. WARNING! To reduce the possibility of heat-related injuries or of overheating the computer, do not place the computer directly on your lap or obstruct the computer air vents. Use the computer only on a hard, flat surface.

  • Page 4: Table Of Contents

    Grounding the work area......................................22 Recommended materials and equipment..............................22 Cleaning your computer........................................23 Enabling HP Easy Clean (select products only) ............................23 Removing dirt and debris from your computer............................23 Cleaning your computer with a disinfectant..............................24 Caring for wood veneer (select products only) ............................25 Packaging and transporting guidelines..................................
  • Page 5 Preparation for disassembly....................................28 Bottom cover ............................................. 28 Battery..............................................30 Display subcomponents (without removing the display assembly)................... 31 Heat sink ...............................................36 WLAN module............................................38 Fan ................................................39 EDP frame ............................................. 41 USB board ............................................. 41 Speakers............................................... 43 Touchpad .............................................. 44 System board ............................................ 45 Display assembly..........................................

  • Page 6: Product Description

    Dual speakers Video HP True Vision HD Camera - indicator LED, USB2.0, HD BSI sensor, f2.0 (for use in models with an Intel N200/N100 processor) HP True Vision FHD Camera - indicator LED, USB2.0, HD BSI sensor, f2.0 (for use in models with an Intel...
  • Page 7 Table 1-1 Product components and their descriptions (continued) Category Description Ports 15 W models USB 3.2 Gen 1 Type-C® (2) (left and right side), supports: ● power delivery ● data transfer ● DisplayPort 1.4 output up to 4 K (60 Hz) and HDMI 2.0 out using adapter 6 W models USB 3.2 Gen 1 Type-C®...
  • Page 8 Table 1-1 Product components and their descriptions (continued) Category Description AC adapter Product description...

  • Page 9: 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 10: Left

    Table 2-1 Right-side components and their descriptions (continued) Component Description Audio-out (headphone)/Audio-in Connects optional powered stereo speakers, (microphone) combo jack headphones, earbuds, a headset, or a television audio cable. Also connects an optional headset microphone. This jack does not support optional standalone microphones.

  • Page 11: Display

    Table 2-2 Left-side components and their descriptions (continued) Component Description AC adapter and battery light ● White: The AC adapter is connected and the battery is fully charged. ● Amber: The AC adapter is connected and the battery is charging. ●...

  • Page 12: Keyboard Area

    Table 2-3 Display components and their descriptions Component Description WLAN antennas* (2) Send and receive wireless signals to communicate with wireless local area networks (WLANs). Internal microphones (2) Record sound. Camera Allows you to video chat, record video, and record still images. NOTE: Camera functions vary depending on the camera hardware and software installed on your product.

  • Page 13: 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 Speakers are located on the right and left of the keyboard. Table 2-5 Speakers and their description Component Description Speakers...

  • Page 14: Special Keys

    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. Action keys Execute frequently used system functions. Menu key Opens the Chrome menu.

  • Page 15: Bottom

    Table 2-7 Special keys and their descriptions (continued) Component Description Menu key Opens the Chrome menu. Lock key Locks the computer. Bottom Use the illustration and table to identify the bottom components. Table 2-8 Bottom component and description Components Description Vent Enables airflow to cool internal components.
  • Page 16 Table 2-9 Service label components Component Serial number Product ID HP product name Table 2-10 Service label components Component HP product name Product ID Serial number Warranty period Table 2-11 Service label components Component HP product name Labels...
  • Page 17 Table 2-11 Service label components (continued) Component 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. Chapter 2 Components...

  • Page 18: Illustrated Parts Catalog

    To identify the Chromebook™ major components, use this illustration and table. 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. NOTE: Details about your computer, including model, serial number, product key, and length of warranty, are on the service tag at the bottom of your computer.
  • Page 19 Table 3-1 Chromebox major component descriptions and part numbers Item Component Spare part number Display assembly 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 For a detailed list of country codes, see Top cover with keyboard on page Glacier silver top cover, soft gray keyboard, 6 W models with one USB-C port, not backlit...
  • Page 20 Table 3-1 Chromebox major component descriptions and part numbers (continued) Item Component Spare part number WLAN module NOTE: WLAN module protective tape is available as spare part number N41046-001. Intel AX211 Wi-Fi 6E Bluetooth 5.3 WLAN M53366-005 MediaTek MT7921 Wi-Fi 6 + Bluetooth 5.3 M74879-005 USB board NOTE:...

  • Page 21: Display Assembly Subcomponents

    Table 3-1 Chromebox major component descriptions and part numbers (continued) Item Component Spare part number (10) For use in models with an Intel N200/N100 processor (6 W) N84815-001 (11) For use in models with an Intel Core N305 processor (15 W) N84816-001 For use in models with an Intel Core N305 processor (15 W) (Best Buy only) N84872-001...
  • Page 22 Table 3-2 Display component descriptions and part numbers Item Component Spare part number Display bezel N84791-001 Camera module with microphone (includes rubber bumpers and panel adhesive) N84800-001 N84801-001 HD (Best Buy models) N84866-001 FHD (Best Buy models) N84867-001 Display panel (includes touch control board and panel adhesive) NOTE: Display panel adhesive is available as spare part number N85651-001.

  • Page 23: Miscellaneous Parts

    Miscellaneous parts To identify the miscellaneous parts, use this table. Table 3-3 Miscellaneous part descriptions and part numbers Component Spare part number AC adapter (45 W, non-PFC, 1.8 m [6 ft], USB Type-C) L43407-001 Screw Kit N84819-001 Power cord (C5, 1.0 m [3.3 ft], conventional) Australia L19358-001 Denmark...

  • Page 24: 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: ● Nonconductive, nonmarking pry tool ● Magnetic Phillips P2 screwdriver ●...

  • Page 25: Electrostatic Discharge Information

    ● Before removing or inserting a hard drive, 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. ● Before handling a drive, be sure that you are discharged of static electricity. While handling a drive, avoid touching the connector.

  • Page 26: Preventing Electrostatic Damage To Equipment

    Table 4-1 Static electricity occurrence based on activity and humidity Relative humidity Event 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 Removing dual in-line packages (DIPs) from plastic tube 400 V...

  • Page 27: 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 28: 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 29: 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 30: Caring For Wood Veneer (Select Products Only)

    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 31: Accessing Support Information

    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. Table 4-3 Support information locations Service consideration...
  • Page 32 Support information locations (continued) Service consideration Path to access information Repair professionals To locate repair professionals: Go to www.hp.com. Place the cursor over Support resources to display more options. Select Authorized service providers. Component and diagnosis information, To locate diagnosis information and actions: failure detection, and required action Go to http://www.hp.com/go/techcenter/pcdiags.

  • Page 33: Removal And Replacement Procedures For Authorized Service Provider Parts

    To remove and replace computer components, use the procedures described in this section. 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/partsurfer/, select your country or region, and then follow the on-screen instructions.
  • Page 34 Table 5-1 Bottom cover description and part number (continued) Description Spare part number Meteor silver (Best Buy only) N84870-001 Before removing the bottom cover, prepare the computer for disassembly (Preparation for disassembly on page 28). Remove the bottom cover: Position the computer upside down with the front toward you. Remove the four Phillips M2.0 ×...

  • Page 35: Battery

    WARNING! To reduce potential safety issues, use only the user-replaceable battery provided with the computer, a replacement battery provided by HP, or a compatible battery purchased from HP. IMPORTANT: Removing a battery that is the sole power source for the computer can cause loss of information.

  • Page 36: Display Subcomponents (Without Removing The Display Assembly)

    To replace the battery, reverse the removal procedures. NOTE: When replacing the battery, be sure to completely reassemble the computer and plug in the AC adapter before turning the computer on. Display subcomponents (without removing the display assembly) You can remove some display subcomponents without removing the entire display assembly from the computer.
  • Page 37 The display bezel is available as spare part number N84791-001. The display panel is secured to the display enclosure with tape that is installed in two locations under the panel. To remove the panel, use tweezers to grasp the end of each piece of tape (1).
  • Page 38 Peel back (do not remove) the conductive tape (1) and transparent tape (2) from the connector on the bottom of the panel. Lift the locking bar (3), and then disconnect the cable (4) from the panel. When installing a display panel, use the following illustration to determine tape installation locations on the inside of the display rear cover.
  • Page 39 Pull the suction cups apart (2) while a inserting tool (3) under the panel. Use tweezers (4) to grasp the tape under the top left and right sides of the panel Pull the tape (5) out from behind the panel. Rotate panel (6) over next to the display rear cover.
  • Page 40 When installing a display panel, use the following illustration to determine tape installation locations on the inside of the display rear cover. NOTE: When installing the tape onto the display rear cover, be sure that the end of the tape is visible and accessible, and extends out slightly from under the installed display panel.

  • Page 41: Heat Sink

    Heat sink To remove the heat sink, use these procedures and illustrations. Table 5-3 Heat sink description and part number Description Spare part number For use in models with an Intel N200/N100 processor (6 W) N84815-001 For use in models with an Intel Core N305 processor (15 W) N84816-001 For use in models with an Intel Core N305 processor (15 W) (Best Buy only) N84872-001...
  • Page 42 (6 W models) Remove the heat sink: Remove the six Phillips M2.0 × 4.0 screws (1) that secure the heat sink to the system board. Remove the heat sink (2). Heat sink...

  • Page 43: Wlan Module

    Thoroughly clean and replace the thermal material from the surface of the heat sink. Replacement thermal material is included with the heat sink and system board spare part kits. Reverse this procedure to install the heat sink. WLAN module To remove the WLAN module, use this procedure and illustration. Table 5-4 WLAN module description and part number Description...

  • Page 44: Fan

    Remove the Phillips M2.0 × 3.0 screw (3) from the WLAN module. Remove the module (4) by pulling it away from the slot at an angle. NOTE: WLAN modules are notched to prevent incorrect installation. If the WLAN antenna is not connected to the terminal on the WLAN module, install a protective sleeve on the antenna connector, as shown in the following illustration.
  • Page 45 Prepare the computer for disassembly (Preparation for disassembly on page 28). Remove the bottom cover (see Bottom cover on page 28). Disconnect the battery cable from the system board (see Battery on page 30). Disconnect the display (EDP) cable from the system board (see System board on page 45).

  • Page 46: Edp Frame

    EDP frame To remove the EDP frame, use this procedure and illustration. Table 5-6 EDP frame description and part number Description Spare part number EDP frame not available as a spare part Before removing the EDP frame, follow these steps: Prepare the computer for disassembly (Preparation for disassembly on page 28).
  • Page 47 Table 5-7 USB board description and part number Description Spare part number USB board for use in models with two USB-C ports N84794-001 USB board for use in models with one USB-C port N99433-001 USB board cable (40 pin) N84811-001 USB board cable (24 pin, for use in models with two USB-C ports) N84812-001 Before removing the USB board, follow these steps:...

  • Page 48: Speakers

    When replacing the USB board, be sure to remove the USB bracket from the old board and install it onto the new board. To remove the USB bracket from the USB board, peel up the foil tape (1) that secures the bracket to the board, and then pull the bracket straight off (2) the board. Install the USB bracket onto the new USB board.

  • Page 49: Touchpad

    Remove the speakers (4) from the computer. To install the speakers, reverse this procedure. Touchpad To remove the touchpad, use this procedure and illustration. Table 5-9 Touchpad descriptions and part numbers Description Spare part number Touchpad. glacier silver N84796-001 Touchpad, sky blue N84797-001 Touchpad, lilac lavender N84798-001...

  • Page 50: System Board

    Remove the bracket (3). Lift the protective cover and then disconnect the cable from the ZIF connector (1) on the touchpad. Lift the protective cover (2) from the top of the touchpad. Remove the three Phillips M2.0 × 2.0 screws (3) from the touchpad. Remove the touchpad (4) from the computer.
  • Page 51 Table 5-10 System board descriptions and part numbers (continued) Description Spare part number Intel Core i3-N305 processor, 8 GB system memory, 256 GB UFS memory, models with two USB-C N83398-001 ports Intel Core i3-N305 processor, 8 GB system memory, 128 GB UFS memory, models with two USB-C N83396-001 ports Intel Core i3-N305 processor, 8 GB system memory, 128 GB UFS memory, models with two USB-C...
  • Page 52 Remove the radio frequency (RF) tape (1) from the system board. Remove the five Phillips M2.0 × 2.5 screws (2) that secure the system board to the computer. Peel the USB cables (1) off the computer. NOTE: Depending on model, the computer might include one or two USB cables. Lift the right side of the system board (2) until it rests at an angle.
  • Page 53 Remove the system board (3) by pulling it right and out of the computer. When replacing the system board, be sure to remove the USB bracket from the old board and install it onto the new board. When replacing the system board, be sure to remove the USB cables from the old board and install them onto the new board.

  • Page 54: Display Assembly

    To install the system board, reverse this procedure. Display assembly To remove and disassemble the display assembly, use these procedures and illustrations. NOTE: The display assembly is spared at the subcomponent level. For display assembly spare part information, see the individual removal subsections. Before removing the display panel, follow these steps: Prepare the computer for disassembly (Preparation for disassembly on page...
  • Page 55 Remove the display cable (7) from the clips in the routing channel around the fan. Remove the six Phillips M2.5 × 5.0 screws that secure the display assembly to the computer. Lift up both hinges (1) as far as they can open. Chapter 5 Removal and replacement procedures for authorized service provider parts...
  • Page 56 Open the display to 90° (2), and then separate the display (3) from the computer. To remove a non-air-bonded display panel from the display assembly: NOTE: If you are removing an air-bonded panel, skip to step 12. Release the top, left, and right sides (1) of the bezel from the display. Release the bottom (2) of the bezel from the display.
  • Page 57 times before it is completely removed. Rotate the top of the panel (3) up and over and place it next to the display rear cover. NOTE: Pull the tape out slowly and evenly to prevent it from breaking prematurely. Peel back (do not remove) the conductive tape (1) and transparent tape (2) from the connector on the bottom of the panel.
  • Page 58 To remove an air-bonded panel from the display assembly: NOTE: Skip this step if you have a non-air-bonded panel. Attach suction cups (1) to the panel. Pull the suction cups apart (2) while a inserting tool (3) under the panel. Use tweezers (4) to grasp the tape under the top left and right sides of the panel Pull the tape (5) out from behind the panel.
  • Page 59 Remove cable (5). When installing a display panel, use the following illustration to determine tape installation locations on the inside of the display rear cover. NOTE: When installing the tape onto the display rear cover, be sure that the end of the tape is visible and accessible, and extends out slightly from under the installed display panel.
  • Page 60 Use a thin pry tool (1) to release the module. Disconnect the cable from the ZIF connector (2) on the camera module. Camera modules are available as the following spare part numbers: N84800-001: HD models, N84801-001: FHD models N84866-001: HD (Best Buy models) N84867-001: FHD (Best Buy models) To remove the hinges and hinge covers from the display rear cover: Remove the four Phillips M2.0 ×...
  • Page 61 Remove the Phillips M1.6 × 3.0 screw (1) that secures each hinge cover to each hinge, and then pull the covers (2) off the hinges. The display hinges are available as spare part number N84792-001 and N84864-001 for Best Buy models.
  • Page 62 Use the following illustration to determine the correct installation location when installing the camera cable. The camera cable is available as spare part number N84814-001 and N99939-001 for Best Buy models. To remove the display cable, disconnect the cable (1) from the sensor board at the bottom of the display rear cover, and then remove the cable (2).
  • Page 63 To remove the sensor board, use a tool to release the board from the display rear cover. The board is secured with adhesive. The sensor board is available as spare part number N84795-001. To remove the WLAN antennas and cables: Peel the antennas (1) off the display rear cover.

  • Page 64: Top Cover With Keyboard

    The WLAN wireless cables and antennas are available as spare part number N84786-001 and N84860-001 for Best Buy models. The wireless cables and antennas are also included in the display rear cover spare part kit. To reassemble and replace the display assembly, reverse these procedures. NOTE: When installing the tape onto the display rear cover, be sure that the end of the tape is visible and accessible, and extends out slightly from under the installed display panel.
  • Page 65 Table 5-12 Spare part country codes For use in country or Spare part For use in country or Spare part For use in country or Spare part region number region number region number Belgium -A41 Italy -061 Spain -071 Denmark, Finland, and -DH1 Japan -291...

  • Page 66: 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 67: Option 1: Recovering Using An Internet Connection

    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. Before you begin the recovery process, you need the following prerequisites: ●...

  • Page 68: Recovering The Chrome Operating System With 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. In the Apps window, select Recovery, and then select Get started. Follow the on-screen instructions to create the recovery media. NOTE: All data and partitions on your recovery media will be deleted.
  • Page 69 Select the USB flash drive or SD memory card that you inserted, select Continue, and then select Erase now. After the recovery media is erased, select Done to close the Chromebook Recovery Utility, and then remove the USB flash drive or SD memory card. The media is ready to be formatted using a formatting tool provided by your operating system.

  • Page 70: 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 7-1 Computer specifications Metric U.S.

  • Page 71: 35.6 Cm (14.0 In) Display Specifications

    35.6 cm (14.0 in) display specifications This section provides specifications for your display. Table 7-2 Display specifications Metric U.S. Active diagonal size 35.6 cm 14.0 in Resolution 1920 × 1080 (FHD) 1366 × 768 (HD) Brightness 300 nits (FHD) 250 nits (HD) Backlight WLED (FHD) LED (HD)

  • Page 72: 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 73 Table 8-1 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 People's Republic of China Saudi Arabia SASO Singapore South Africa SABS South Korea Sweden SEMKO...

  • 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: Index

    Index disinfecting 24 spare part number 39 HP Easy Clean 23 AC adapter light 4, 6 removing dirt and debris 23 AC adapter, spare part components graphics, product description 1 numbers 18 bottom 10 grounding methods 19-21 action keys display 6...
  • Page 76 primary storage touchpad 44 product description 1 spare part numbers labels processor camera 17 Bluetooth 10 product description 1 camera cable 17 regulatory 10 product description display assembly serial number 10 audio 1 components 16 service 10 graphics 1 display back cover 17 wireless certification 10 hard drive 1 display bezel 17...
  • Page 77 removal 41 spare part number 15, 41 USB Type-C power connector and port and DisplayPort output, identifying 4, 5 vent, identifying 10 video, product description 1 volume button, identifying 6 wireless certification label 10 wireless, product description 1 WLAN antennas, identifying 7 WLAN device 10 WLAN label 10 WLAN module...

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