HP G1m Maintenance And Service Manual
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HP G1m Maintenance And Service Manual

HP G1m Maintenance And Service Manual

Chromebook 11 inch
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Maintenance and Service Guide
HP Chromebook G1m 11 inch
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 G1m 11 inch 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

    HP to be bound by the terms of the HP End To access the latest user guides, go to Inc. under license. Intel and Thunderbolt User License Agreement (EULA).
  • 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 8 Statement of memory volatility......................................55 Current BIOS steps ..........................................55 Nonvolatile memory usage .........................................57 Questions and answers ........................................58 Using HP Sure Start (select products only)................................59 9 Specifications..............................................60 Computer specifications........................................60 Display specifications..........................................61 10 Power cord set requirements ....................................... 62 Requirements for all countries ......................................

  • Page 7: Product Description

    This table provides detailed product information. Table 1-1 Product components and their descriptions Category Description Product Name HP Chromebook G1m 11 inch Processors MediaTek Kompanio 520 Graphics ARM Mali-G52 MP2 Graphics Display panel 11.6 in (29.5 cm), HD (1366 × 768), LCD, antiglare, 16:9 aspect ratio, 180° max hinge open angle, 250 nits...
  • Page 8 Taps enabled as default Power requirements 37 Whr, 2 cell battery, HP Long Life, polymer HP 45 W standard USB Type-C AC power adapter (nPFC, straight) (select products only) C5 power cord, 3 wired, 1.0 m (3.3 ft) (select products only) Security...

  • 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: Display

    Table 2-2 Left-side components and their descriptions Component Description 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 sleep mode. NOTE: Use a standard USB Type-A charging cable or cable adapter (purchased separately) when charging a...

  • Page 11: 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 12: Touchpad

    Touchpad The touchpad settings and components are described here. Table 2-4 Touchpad components and descriptions Component Description Touchpad zone Reads your finger gestures to move the pointer or activate items on the screen. Left touchpad button Functions like the left button on an external mouse. Right touchpad button Functions like the right button on an external mouse.

  • Page 13: Bottom

    Table 2-5 Special keys and their descriptions Component Description Activates certain computer functions when pressed in combination with other keys, such as or shift. Search key Runs the search function. Action keys Execute frequently used system functions. Power key ● When the computer is off, press the key briefly to turn on the computer.

  • Page 14: Labels

    Table 2-6 Bottom component and description Components Description Speakers (2) Produce sound. Labels The labels affixed to the computer provide information you might need when you troubleshoot system problems or travel internationally with the computer. Labels might be in paper form or imprinted on the product.
  • Page 15 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 Warranty period Table 2-9 Service label components Component HP product name Warranty period Product ID Serial number ●...

  • Page 16: Illustrated Parts Catalog

    To identify the computer 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 17: Display Assembly Subcomponents

    Table 3-1 Computer 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 P26418-xx1 For a detailed list of country codes, see Top cover with keyboard on page...
  • Page 18 Table 3-2 Display component descriptions and part numbers Item Component Spare part number Display bezel P26436-001 Camera module (includes cable) P26438-001 Display panel (includes cable) HD, SVA, nontouch P26415-001 HD, UWVA, nontouch P26416-001 HD, UWVA, touch P26417-001 Hinges with hinge covers (includes left and right hinges) P26430-001 Display cable (available in the Cable Kit) P26431-001...

  • Page 19: Miscellaneous Parts

    Screw Kit for HP Thunderbolt 4 100 W G6 Dock P34017-001 Cable for HP Thunderbolt 4 100 W G6 Dock P34060-001 Fan for HP Thunderbolt 4 100 W G6 Dock (with cable) P34059-001 Top cover for HP Thunderbolt 4 100 W G6 Dock P34054-001...
  • Page 20 Table 3-3 Miscellaneous part descriptions and part numbers (continued) Component Spare part number For use in Thailand (bundle) M85418-002 For use in the United Kingdom L19373-002 Power cord (C5, 1.0 m [3.0 ft], conventional with sticker) For use in Argentina L19357-001 For use in Australia L19358-001...

  • Page 21: 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 Service considerations The following sections include some of the considerations that you must keep in mind during disassembly and assembly procedures.

  • Page 22: 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 23: 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 24: 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 25: 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 26: 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 27: 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 28 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 29 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 30: 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 31: Removing And Reinstalling The Same 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 32: 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 33 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 34 Open the empty battery containment tray. Remove the paper backing layer from the adhesive on the tray. Remove the two Phillips M2.0 × 3.5 screws (1) that secure the battery to the computer that will be located under the tray when it is installed. Turn the tray (2) over so that the adhesive is facing down.
  • Page 35 Press down on the indentations on the tray (4) to adhere it to the battery. Remove the remaining six Phillips M2.0 × 3.5 screws (1) that secure the battery to the computer. Lift the top of the tray (2) to remove the battery from the computer. Installing a new battery...
  • 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 Install the two remaining Phillips screws (3) to secure the battery. Connect the battery cable to the system board. 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 38: 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 39 Remove the bottom cover: Position the computer upside down with the front toward you. Remove the five Phillips M2.0 × 6.0 screws (1) that secure the bottom cover to the computer. Loosen the captive Phillips screw (2) until the cover pops up. NOTE: The bottom cover includes a captive (not removable) screw that causes the cover to pop up when you loosen the screw.

  • Page 40: Wlan Module

    WLAN module To remove the WLAN module, use this procedure and illustration. Table 6-2 WLAN module description and part number Description Spare part number MediaTek MT7921 Wi-Fi 6 + Bluetooth 5.3 P24069-001 IMPORTANT: To prevent an unresponsive system, replace the wireless module only with a wireless module authorized for use in the computer by the governmental agency that regulates wireless devices in your country or region.

  • Page 41: Heat Sink

    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. To install the WLAN module, reverse this procedure. NOTE: WLAN modules are notched to prevent incorrect installation. Heat sink To remove the heat sink, use these procedures and illustrations.
  • Page 42 Remove the heat sink (2). Each time the heat sink is removed, thoroughly clean and replace the thermal material from the surface of the processor on the system board. Replacement thermal material is included with the heat sink and system board spare part kits. To install the heat sink, reverse this procedure.

  • Page 43: System Board

    System board To remove the system board, use these procedures and illustrations. Table 6-4 System board descriptions and part numbers Description Spare part number System board (includes processor and the Chrome operating system) MediaTek Kompanio 520 processor, 8 GB system memory, 64 GB storage P26414-001 MediaTek Kompanio 520 processor, 8 GB system memory, 32 GB storage P26413-001...
  • Page 44 ● Speaker cable (3) ● Touchpad cable (ZIF) (4) ● Keyboard cable (ZIF) (5) ● USB board cable (ZIF) (6) Remove three Phillips M2.0 × 3.5 screws (1) from the bracket, three Phillips 2.0 × 2.5 broadhead screws (2) from the system board, and two Phillips M2.0 × 2.5 small-head screws (3) from the system board.

  • Page 45: Usb Board

    Lift the inside of the system board (1) up, and then pull the board (2) up and out of the computer. To install the system board, reverse this procedure. USB board To remove the USB board, use these procedures and illustrations. Table 6-5 USB board description and part number Description...

  • Page 46: Speakers

    Lift the back of the board (4) up, and then pull the board (5) into the computer to remove it. To install the USB board, reverse this procedure. Speakers To remove the speakers, use this procedure and illustration. Table 6-6 Speakers description and part number Description Spare part number...

  • Page 47: Touchpad

    Remove the left speaker (6). To install the speakers, reverse this procedure. Touchpad To remove the touchpad, use this procedure and illustration. Table 6-7 Touchpad descriptions and part numbers Description Spare part number Touchpad (includes cable) P26437-001 Touchpad bracket (available in the Bracket Kit) P26439-001 Before removing the touchpad, follow these steps: Prepare the computer for disassembly (see...
  • Page 48 Remove the bracket (2) from the computer. Disconnect the cable from the ZIF connector (1) on the touchpad. Remove the three Phillips M1.6 × 2.0 screws (2) from the touchpad. Peel the conductive tape (3) off the touchpad. Remove the touchpad (4) from the computer. To install the touchpad, reverse this procedure.

  • Page 49: 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. 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 24).
  • Page 50 Remove the six Phillips M2.5 × 4.0 screws that secure the display assembly to the computer. Open the display (1), and then separate the display (2) from the computer. To remove the bezel: Use a tool to release the top (1), the left and right sides (2), and then the bottom of the bezel (3) to release it.
  • Page 51 To remove the hinge covers: Use a tool to release the covers from the hinges. The display hinges with covers are available as spare part number P26430-001. Display assembly...
  • Page 52 When installing the hinge covers, be sure the shorter side of each cover (1) is facing the bottom of the display. Align the edge of the hinge covers (2) with the display, and then press down on the hinge covers (3) to snap them into place. To remove the display panel from the display assembly: Remove the four Phillips M1.6 ×...
  • Page 53 Peel back (do not remove) the conductive tape (1) from the connector on the back of the panel. Lift the locking bar (2), and then disconnect the cable (3) from the panel. To remove the hinges from the display rear cover: Remove the three Phillips M2.0 ×...
  • Page 54 Disconnect the cable from the ZIF connector (3) on the module. The camera module with cable is available as spare part number P26438-001. When installing the camera module, connect the cable (1) to the module, push the module (2) down onto the cable, and then place the module (3) onto the top of the display. To remove the camera cable: Disconnect the cable (1) from the camera module.
  • Page 55 Remove the cable from the clips (3) along the bottom of the display rear cover. The camera cable is available in the Cable Kit as spare part number P26431-001. To remove the display cable, remove the cable from the clips on the bottom of the display rear cover.

  • Page 56: Top Cover With Keyboard

    Peel the antennas (2) off the display rear cover. The WLAN wireless cables and antennas are available as spare part number P26426-001. To reassemble and replace the display assembly, reverse these procedures. Top cover with keyboard The top cover with keyboard remains after removing all other spare parts from the computer. The first table provides the main spare part number for the top cover with keyboards.

  • Page 57: 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 58: 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 59: 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 60: 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 61: Statement Of Memory Volatility

    No applications, features, or functionality were added to or installed on the system. Following system shutdown and removal of all power sources from an HP business computer system, personal data can remain on volatile system memory (DIMMs) for a finite period of time and also remains in nonvolatile memory.
  • Page 62 If an asset or ownership tag is set, select the Security menu and scroll down to the Utilities menu. Select System IDs, and then select Asset Tracking Number. Clear the tag, and then make the selection to return to the prior menu. If a DriveLock password is set, select the Security menu, and scroll down to Hard Drive Utilities under the Utilities menu.

  • Page 63: Nonvolatile Memory Usage

    System boot ROM (BIOS) Nonvolatile memory, 128 Mbit Download the latest BIOS (16 MB) socketed, removable for your model from the HP website and follow the instructions to flash the BIOS that are on the website. RTC (CMOS) RAM Volatile memory, 256 bytes...

  • Page 64: Questions And Answers

    Under typical operation, the only user data stored on the primary storage device are preferences for device configuration and settings for connections. However, the administrator can configure the system to allow users to store data locally. The only user data potentially stored in BIOS Settings are the ownership and asset tags, administrator password, and startup password.

  • Page 65: Using Hp Sure Start (Select Products Only)

    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. Advanced users can customize the default configuration.

  • Page 66: 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 9-1 Computer specifications Metric U.S.

  • Page 67: Display Specifications

    Display specifications This section provides specifications for your display. Table 9-2 Display specifications Metric U.S. Active diagonal size 29.5 cm 11.6 in Resolution 1366 × 768 (HD) Surface treatment Antiglare Brightness 250 nits Viewing angle UWVA Display panel interface Display specifications...

  • Page 68: 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 69 Table 10-1 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 70 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 71: 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 72: Index

    Index keyboard area 5 HP Sure Start 55, 59 left side 3 AC adapter light 4 right side 3 AC adapter, spare part computer major components 10 illustrated parts catalog 10 numbers 13 computer specifications 60 internal microphones, action keys...
  • Page 73 erase 54 internet connection 52 recovery, performing 51 recovery media 53 nonvolatile memory 55 regulatory information regulatory label 8 wireless certification labels 8 top cover with keyboard operating system, product removal illustrated 11 description 2 speaker 40 spare part number 11 removal and replacement spare part numbers 50 battery 25...

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