HP Chromebook 11A G6 Education Edition Maintenance And Service Manual
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HP Chromebook 11A G6 Education Edition Maintenance And Service Manual

HP Chromebook 11A G6 Education Edition Maintenance And Service Manual

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Maintenance and Service Guide

HP Chromebook 11A G6 Education Edition
IMPORTANT! This document is intended for HP authorized service
providers only.

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Summary of Contents for HP Chromebook 11A G6 Education Edition

  • Page 1: Maintenance And Service Guide

    Maintenance and Service Guide HP Chromebook 11A G6 Education Edition IMPORTANT! This document is intended for HP authorized service providers only.
  • Page 2 HP Inc. under license. bound by the terms of the HP End User License To access the latest user guides, go to SD Logo is a trademark of its proprietor.
  • Page 3 Safety warning notice CAUTION: 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 Getting to know your computer ........................3 Right side ................................3 Left side ................................. 5 Display ..................................6 TouchPad ................................7 Button ..................................8 Bottom ................................... 9 Special keys ................................9 Action keys ................................
  • Page 6 Keyboard/top cover ........................... 23 TouchPad cable ..........................26 TouchPad ............................27 Battery ............................... 28 WLAN module ............................ 30 Speakers ............................32 USB port board cable ......................... 33 USB port board ..........................34 System board ............................ 35 Heat sink ............................38 Display assembly ..........................

  • Page 7: Product Description

    Product components and their descriptions Category Description Product Name HP Chromebook 11A G6 Education Edition Processor AMD A4-9120C 2.20 GHz (turbo up to 2.50 GHz) quad core processor (2133 MHz, 1 MB L2 cache, 15 Panel 11.6 inch, HD (1366 × 768), WLED, slim; 16:9 ultra wide aspect ratio...
  • Page 8 Table 1-1 Product components and their descriptions (continued) Category Description 45 W AC adapter (non-PFC, USB Type-C, 3-pin) Power cord 3-wire (C5), 1.0 m, conventional Operating system Google Chrome (64-bit) Serviceability End user replaceable part: AC adapter Chapter 1 Product description...

  • Page 9: Getting To Know Your Computer

    Getting to know your computer 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. Also connects an optional headset microphone. This jack does not support optional microphone-only devices.
  • Page 10 Table 2-1 Right-side components and their descriptions (continued) Component Description Off: The computer is using battery power. ● USB Type-C power connector and port Connects an AC adapter that has a USB Type-C connector, supplying power to the computer and, if needed, charging the computer battery.

  • Page 11: 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 12: Display

    Display Table 2-3 Display components and their descriptions Component Description WLAN antennas* Send and receive wireless signals to communicate with wireless local area networks (WLANs). NOTE: The position of the WLAN antennas may differ, depending on the product. Camera light On: The camera is in use.

  • Page 13: Touchpad

    TouchPad Table 2-4 TouchPad components and their descriptions Component Description TouchPad zone Moves the on-screen pointer and selects or activates items on the screen. TouchPad...

  • Page 14: Button

    Button Table 2-5 Button and its description Component Description Power button ● When the computer is off, press the button to turn on the computer. ● When the computer is in the Sleep state, press the button briefly to exit Sleep. ●...

  • Page 15: Bottom

    Bottom Table 2-6 Right-side component and its descriptions Component Description Speakers (2) Produce sound. Special keys Table 2-7 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.

  • Page 16: Action Keys

    Action keys For more information on action keys and keyboard shortcuts, go to https://support.google.com/chromebook/ answer/183101. Select your language at the bottom of the page. Table 2-8 Action keys and their descriptions Icon Description Back Displays the previous page in your browser history. Forward Displays the next page in your browser history.

  • Page 17: Labels

    Labels The labels affixed to the computer provide information you may need when you troubleshoot system problems or travel internationally with the computer. Labels may be in paper form or imprinted on the product. IMPORTANT: Check the following locations for the labels described in this section: the bottom of the computer, inside the battery bay, under the service door, on the back of the display, or on the bottom of a tablet kickstand.

  • Page 18: 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. Computer components Chapter 3 Illustrated parts catalog...
  • Page 19 Table 3-1 Computer major components and their descriptions Item Component Spare part number 11.6 in. display assembly The display assembly is spared at the subcomponent level only. For more display assembly spare part information, see Display assembly subcomponents on page Keyboard/top cover (includes keyboard cable): L52192-xx1 NOTE:...

  • Page 20: Display Assembly Subcomponents

    Display assembly subcomponents Table 3-2 Display components and their descriptions Item Component Spare part number Display bezel L14912-001 Webcam/microphone module (includes double-sided adhesive) L51916-001 Display panel bracket L14913-001 Display panel (does not include display panel cable) Anti glare, SVA, non-touch L51917-001 Anti glare, UWVA, non-touch L51918-001...

  • Page 21: Miscellaneous Parts

    45 W AC adapter (non-PFC, USB-C, 1.8 m, 3 pin) L43407-001 Screw Kit L14919-001 Cable Kit (includes TouchPad cable and USB port board cable) L14906-001 HP Comfort Grip Wireless Mouse 691922-001 HP USB Travel Mouse 757770-001 HP stereo 3.5 mm headset 840339-001...
  • Page 22 Table 3-3 Miscellaneous parts and their descriptions (continued) Component Spare part number 213356-008 For use in Brazil L19359-001 438722-004 For use in Denmark L19360-001 For use in Europe L19361-001 213350-009 For use in India L19363-001 404827-003 For use in Israel L19362-001 398063-003 For use in Italy...

  • Page 23: Removal And Replacement Procedures Preliminary Requirements

    Removal and replacement procedures preliminary requirements Tools required You will need the following tools to complete the removal and replacement procedures: Non-marking, non-conductive pry tool ● Magnetic Phillips P1 screwdriver ● Service considerations The following sections include some of the considerations that you must keep in mind during disassembly and assembly procedures.

  • Page 24: 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 the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system.

  • Page 25: Generating Static Electricity

    IMPORTANT: To prevent damage to the device 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 26: Personal Grounding Methods And Equipment

    Avoid contact with pins, leads, or circuitry. ● ● Place reusable electrostatic-sensitive parts from assemblies in protective packaging or conductive foam. Personal grounding methods and equipment Use the following equipment to prevent static electricity damage to electronic components: Wrist straps are flexible straps with a maximum of one-megohm ± 10% resistance in the ground cords. ●...

  • Page 27: Packaging And Transporting Guidelines

    Field service kits ● ● Static awareness labels ● Wrist straps and footwear straps providing one-megohm +/- 10% resistance ● Material handling packages ● Conductive plastic bags ● Conductive plastic tubes ● Conductive tote boxes Opaque shielding bags ● Transparent metallized shielding bags ●...

  • Page 28: Removal And Replacement Procedures For Authorized Service Provider Parts

    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. There are as many as 45 screws that must be removed, replaced, and/or loosened when servicing the parts described in this chapter.

  • Page 29: Keyboard/Top Cover

    Keyboard/top cover NOTE: All keyboard/top cover spare part kits include the keyboard cable. Table 5-1 Keyboard/top cover description and part number For use in country/region Spare part number For use in country/region Spare part number For use in Belgium L52192-A41 For use in Romania L52192-271 For use in Brazil...
  • Page 30 Remove the six Phillips M2.5 × 6.6 screws (2) that secure the bottom cover to the computer. Open the computer. Use a non-marking, non-conductive pry tool (1) to separate the front edge of the keyboard/top cover (2) from the bottom cover. Release the zero insertion force (ZIF) connector (3) to which the keyboard cable is connected, and then disconnect the keyboard cable from the system board.
  • Page 31 Remove the keyboard/top cover (5). Reverse this procedure to install the keyboard/top cover. Component replacement procedures...

  • Page 32: Touchpad Cable

    TouchPad cable NOTE: The TouchPad spare part kit does not includes the TouchPad cable. The TouchPad cable is included in the Cable Kit, spare part number L14906-001, and includes double-sided adhesive. Before removing the TouchPad cable, follow these steps: Prepare the computer for disassembly (Preparation for disassembly on page 22).

  • Page 33: Touchpad

    TouchPad NOTE: The TouchPad spare part kit does not include the TouchPad cable. The TouchPad cable is included in the Cable Kit, spare part number L14906-001, and includes double-sided adhesive. Table 5-2 TouchPad description and part number Description Spare part number TouchPad L51914-001 Before removing the TouchPad, follow these steps:...

  • Page 34: Battery

    Battery Table 5-3 Battery description and part number Description Spare part number 2 cell, 47 Whr, Li-ion battery (includes cable) 917725-855 Before removing the battery, follow these steps: Prepare the computer for disassembly (Preparation for disassembly on page 22). Remove the keyboard/top cover (see Keyboard/top cover on page 23).
  • Page 35 Remove the battery (2). Reverse this procedure to install the battery. Component replacement procedures...

  • Page 36: Wlan Module

    WLAN module Table 5-4 WLAN module description and part number Description Spare part number Qualcomm Atheros QCA6174A-5ac 2 × 2 + Bluetooth 4.2 L54597-001 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 NOTE: If the wireless antenna cables are not connected to the WLAN module terminal, the protective sleeves should be installed on the antenna connectors, as shown in the following illustration. Reverse this procedure to install the WLAN module. Component replacement procedures...

  • Page 38: Speakers

    Speakers Table 5-5 Speaker description and part number Description Spare part number Speaker (include cables) L14920-001 Before removing the speakers, follow these steps: Prepare the computer for disassembly (Preparation for disassembly on page 22). Remove the keyboard/top cover (see Keyboard/top cover on page 23).

  • Page 39: Usb Port Board Cable

    USB port board cable NOTE: The USB port board spare part kit does not includes the USB port board cable. The USB port board cable is included in the Cable Kit, spare part number L14906-001, and includes double-sided adhesive. Before removing the USB port board cable, follow these steps: Prepare the computer for disassembly (Preparation for disassembly on page 22).

  • Page 40: Usb Port Board

    USB port board NOTE: The USB port board spare part kit does not include the USB port board cable. The USB port board cable is included in the Cable Kit, spare part number L14906-001. Table 5-6 USB port board description and part number Description Spare part number USB port board...

  • Page 41: System Board

    System board NOTE: All system board spare part kits include a processor, system memory, eMMC storage, the Google Chrome operating system, and replacement thermal material. Table 5-7 System board description and part number Description Spare part number System board equipped with an AMD A4-9120 processor, 4 GB of system memory, and 32 GB of eMMC L51911-001 storage System board equipped with an AMD A4-9120 processor, 4 GB of system memory, and 16 GB of eMMC...
  • Page 42 Disconnect the speaker cable (5) from the system board. Remove the six Phillips M2.0 × 3.5 screws (1) that secure the system board to the bottom cover. Remove the system board bracket (2). Lift the left edge of the system board (3) until it rests at an angle. Remove the system board (4) by sliding it up and to the left at an angle.
  • Page 43 (1) 29 mm × 22 mm (2) 30 mm × 30 mm Thermal pads are available using spare part number L48489-001. Component replacement procedures...

  • Page 44: Heat Sink

    Heat sink Table 5-8 Heat sink description and part number Description Spare part number Heat sink (includes replacement thermal material) L46576-001 Before removing the heat sink, follow these steps: Prepare the computer for disassembly (Preparation for disassembly on page 22). Remove the keyboard/top cover (see Keyboard/top cover on page 23).
  • Page 45 Reverse this procedure to install the heat sink. Component replacement procedures...

  • Page 46: Display Assembly

    Display assembly 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 assembly, follow these steps: Prepare the computer for disassembly (Preparation for disassembly on page 22).
  • Page 47 Release the display panel cable from the retention clips (6) and routing channels built into the bottom cover. Open the computer as far as it will open. If it is necessary to replace the display bezel or any of the display assembly subcomponents: Release the top edge of the display bezel (1) from the display assembly.
  • Page 48 Remove the display bezel (5). The display bezel is available using spare part number L14912-001. If it is necessary to replace the webcam/microphone module: Detach the webcam/microphone module (1) from the display back cover. (The webcam/ microphone module is attached to the display back cover with double-sided adhesive.) Chapter 5 Removal and replacement procedures for authorized service provider parts...
  • 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 L51916-001. If it is necessary to replace the display panel: Remove the six Phillips M2.0 × 2.5 screws (1) that secure the display panel and display panel bracket to the display back cover.
  • Page 50 Lift the top edge of the display panel (3) and swing it up and forward until it rests upside down on the computer. 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.
  • Page 51 If it is necessary to replace the display back cover: Remove the six Phillips M2.5 × 3.0 broadhead screws (1) that secure the back cover to the display hinges. Remove the back cover (2). Note the routing of the cables near the left hinge (3). NOTE: The back cover is available using spare part numbers L14908-001 (in chalkboard gray finish) and L14911-001 (in delicate orange finish), and includes the webcam/microphone module...
  • Page 52 Detach the display panel cable (1) from the display back cover. (The display panel cable is attached to the display back cover with double-sided adhesive.) Release the display panel cable from the retention clips (2) and routing channel built into the display back cover.
  • Page 53 Remove the display hinges (3). The display hinges are available using spare part number L14907-001. If it is necessary to replace the wireless antennas: Remove the antenna cables from the clips on the left side and top of the display back cover (1). Peel the antennas off the top of the display back cover, and then remove the antennas (2).

  • Page 54: Specifications

    Specifications Table 6-1 Computer specifications Metric U.S. Dimensions Depth 20.1 cm 8.2 in Width 30.1 cm 12.0 in Height 1.8 cm 0.7 in Weight 1.29 kg 2.84 lbs 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...

  • Page 55: 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 56 Table 7-1 Power cord requirements for specific countries and regions (continued) 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 57: 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/recycle.

  • Page 58: Index

    Index AC adapter light 3 Cable Kit, spare part number 15 headphone (audio-out) jack 3 AC adapter, spare part number 15 camera light, identifying 6 heat sink action keys camera, identifying 6 removal 38 back 10 cautions spare part number 13, 38 brightness down 10 electrostatic discharge 18 hinge...
  • Page 59 microSD memory card reader, USB Type-C power connector and identifying 3 regulatory information charging port 5 model name 1 regulatory label 11 USB Type-C power connector and mute action key 10 wireless certification labels 11 port, identifying 4 reload action key 10 Rubber Foot Kit, spare part number nano security cable slot, video, product description 1...

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