HP Chromebook 11 G9 Education Edition Maintenance and Service Guide
HP Chromebook 11 G9 Education Edition Manual
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- HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 1
Maintenance and Service Guide SUMMARY This guide provides information about spare parts, removal and replacement of parts, security, backing up, and more. - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 2
Some features may not be available on your computer. To access the latest user guides, go to http://www.hp.com/support, and follow the instructions to find your product. Then select Manuals. Software terms By installing, copying, downloading, or otherwise using any software product preinstalled on - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - 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 - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 4
iv Safety warning notice ENWW - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 5
and replacement procedures preliminary requirements 17 Tools required ...17 Service considerations ...18 Plastic parts ...18 Cables and connectors ... materials and equipment ...21 Cleaning your computer ...22 Enabling HP Easy Clean (select products only 22 Removing dirt and debris from - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 6
guidelines ...24 Accessing support information ...24 5 Removal and replacement procedures for authorized service provider parts 27 (11.6 in) display assembly 43 6 Backing up, resetting, and recovering ...51 Backing up ...51 Resetting ...51 Recovering ...52 Installing the Chromebook Recovery - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 7
Questions and answers ...63 Using HP Sure Start (select products only) ...65 9 Power cord set requirements ...67 Requirements for all countries ...67 Requirements for specific countries and regions ...67 10 Recycling ...71 Index ...73 ENWW vii - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 8
viii ENWW - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 9
their descriptions Category Description Product Name HP Chromebook® 11 G9 Education Edition Processors Intel™ Celeron® N5100 1.10 160MHz MIPI+BRI WW with 2 antennas Storage On-board (nonupgradeable) support for embedded MultiMedia Controller (eMMC) 32 GB MO-276 MMC v5.0 Audio and - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 10
connector and SuperSpeed port (1) Keyboard/pointing devices Keyboard: Integrated, spill-resistant keyboard Touchpad Power requirements Battery: 2 cell, 47 WHr, HP Long Life Smart AC adapter: 45 W, non-PFC, standard, USB Type-C, straight Power cord: C5, 1.0 m (3.3 ft) Security Titan C security - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 11
Components This is the Components chapter from the user guide. Right Use the illustration and table to identify the television audio cable. Also connects an optional headset microphone. This jack does not support optional standalone microphones. WARNING! To reduce the risk of personal injury, adjust - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 12
Table 2-1 Right-side components and their descriptions (continued) Component Description (2) microSD™ memory card reader Reads optional memory cards that store, manage, share, or access information. To insert a card: 1. Hold the card label-side up, with the connectors facing the computer. - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 13
Table 2-2 Left-side components and their descriptions Component Description (1) Security cable slot Attaches an optional security cable to the computer. NOTE: The security cable is designed to act as a deterrent, but it might not prevent the computer from being mishandled or stolen. (2) USB - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 14
Table 2-3 Display components and their descriptions Component Description (1) WLAN antennas* Send and receive wireless signals to communicate with wireless local area networks (WLANs). (2) Camera light On (white): The camera is in use. Off: The camera is turned off by the software. (3) - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 15
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. Special keys Use the illustration and table to locate the special keys. Table 2-5 Special keys and their descriptions Component (1) - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 16
Table 2-5 Special keys and their descriptions (continued) Component (3) Action keys (4) Power key Description Execute frequently used system functions. ● When the computer is off, press the key briefly to turn on the computer. ● When the computer is on, press the key briefly to initiate Sleep. - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 17
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 - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 18
Table 3-1 Computer major component descriptions and part numbers Item Component Spare part number (1) Display assembly NOTE: Display spare parts are available as subcomponents, not as whole units. Display subcomponent spare parts are available. For spare part information, see Display assembly - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 19
-A41 M47383-201 M47383-DB1 M47383-FL1 M47383-DH1 M47383-051 M47383-041 M47383-BB1 M47383-061 M47383-161 M47383-B31 ENWW Computer major components 11 - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 20
Table 3-1 Computer major component descriptions and part numbers (continued) Item Component Spare part number For use in Portugal M47383-131 For use in Romania M47383-271 For use in Russia M47383-251 For use in Saudi Arabia M47383-171 For use in Slovenia M47383-BA1 For use in South - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 21
Table 3-1 Computer major component descriptions and part numbers (continued) Item Component Spare part number Equipped with an Intel Celeron N5100 processor, 8 GB of system memory, and 64 GB of eMMC system M47374-001 storage Equipped with an Intel Celeron N5100 processor, 8 GB of system memory, - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 22
(2) Display hinge cover (3) Display bracket (4) Display panel assembly: 29.6 cm (11.6 in), HD, antiglare, UWVA, touchscreen, 250 nits 29.6 cm (11.6 in), HD, antiglare, UWVA, non-touchscreen, 250 nits 29.6 cm (11.6 in), HD, antiglare, SVA, non-touchscreen, 250 nits (5) Display panel cable - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 23
Table 3-2 Display component descriptions and part numbers (continued) Item Component Spare part number For use only on computer models equipped with a touchscreen display assembly M48566-001 For use only on computer models equipped with a non-touchscreen display assembly M48567-001 (6) - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 24
Miscellaneous parts To identify the miscellaneous parts, use this table. Table 3-4 Miscellaneous part descriptions and part numbers Component 45 W, USB Type-C, AC adapter (non-PFC, 1.8 m, 3 pin) Cable Kit (includes connector board high-power cable, connector board low-power cable, sensor board cable - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 25
4 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: ● Keyboard removal tool ● Magnetic Phillips P0 - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 26
during disassembly and reassembly can damage plastic parts. Cables and connectors Handle cables with extreme care to avoid damage. IMPORTANT: When servicing the computer, be sure that cables are placed in their proper locations during the reassembly process. Improper cable placement can damage the - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 27
polystyrene foam 3,500 V 5,000 V Removing bubble pack from PCB (printed circuit board) 7,000 V 20,000 V Packing PCBs in foam-lined box 5,000 V 11,000 V Multiple electric components can be packaged together in plastic tubes, trays, or polystyrene foam. 10% 35,000 V 12,000 V 6,000 V 2,000 - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 28
Preventing electrostatic damage to equipment Many electronic components are sensitive to ESD. Circuitry design and structure determine the degree of sensitivity. The following packaging and grounding precautions are necessary to prevent static electricity damage to electronic components. ● To avoid - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 29
with pins, leads, or circuitry. Recommended materials and equipment HP recommends certain materials and equipment to prevent static electricity. Static-dissipative table or floor mats with hard tie to ground ● Field service kits ● Static awareness labels ● Wrist straps and footwear straps providing - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 30
gently with the moistened cloth. IMPORTANT: 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 - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 31
gently with the moistened cloth. IMPORTANT: 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 - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 32
materials are selected to avoid static charging. When grounding is not possible, use an ionizer to dissipate electric charges. Accessing support information Use this information to find the HP support that you need. 24 Chapter 4 Removal and replacement procedures preliminary requirements ENWW - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 33
Table 4-3 Support information locations Service consideration Path to access information Records of hp.com. 2. Place the cursor over Problem solving to display more options. 3. Select Support & Troubleshooting. 4. Type the serial number, product number, or product name to go to the product support - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 34
to access information Repair professionals To locate repair professionals: 1. Go to www.hp.com. 2. Place the cursor over Support resources to display more options. 3. Select Authorized service providers. Component and diagnosis information, failure detection, and required action To locate - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 35
provider parts. IMPORTANT: Components described in this chapter should be accessed only by an authorized service provider. Accessing these parts can damage the computer or void the warranty. NOTE: Details about your computer, including model, serial number, product key, and length - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 36
. 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. You must remove, replace, or loosen as many as 48 screws when you service the parts described in this chapter - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 37
Preparation for disassembly Top cover/keyboard To remove the top cover/keyboard, use this procedure and illustration. NOTE: The top cover/keyboard spare part kit includes keyboard cable. Table 5-1 Top cover/keyboard description and part numbers For use in country/region Spare part number For - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 38
cover/keyboard to the base enclosure. 4. Open the computer and rest it on the display back cover. 30 Chapter 5 Removal and replacement procedures for authorized service provider parts ENWW - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 39
5. Insert a keyboard removal tool into the top cover/keyboard rear screw holes and press until the top cover/ keyboard rear edge disengages from the base enclosure. 6. Position the computer with the base enclosure resting on the work surface. 7. Swing the rear edge of the top cover/keyboard (1) up - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 40
11. Each time the top cover/keyboard is removed, inspect, and if necessary, thoroughly clean the thermal material from the system cable is connected, and then disconnect the touchpad cable from the touchpad. 32 Chapter 5 Removal and replacement procedures for authorized service provider parts ENWW - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 41
5. Remove the touchpad cable (4). Reverse this procedure to install the touchpad cable Touchpad To remove the touchpad, use this procedure and illustration. Table 5-2 Touchpad description and part numbers Description Spare part number Touchpad: NOTE: The touchpad spare part kit does not - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 42
the computer. 4. Remove the battery shield (4). The battery shield is available using spare part number L98587-001. 34 Chapter 5 Removal and replacement procedures for authorized service provider parts ENWW - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 43
. If you replace the module and then receive a warning message, remove the module to restore device functionality, and then contact technical support. Before removing the WLAN module, follow these steps: 1. Prepare the computer for disassembly (see Preparation for disassembly on page 29). 2. Remove - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 44
the antenna connector, as shown in the following illustration. Reverse this procedure to install the WLAN module. 36 Chapter 5 Removal and replacement procedures for authorized service provider parts ENWW - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 45
Speakers To remove the speakers, use this procedure and illustration. Table 5-5 Speaker description and part number Description Speakers (include left and right speakers and cables) Spare part number M55117-001 Before removing the speakers, follow these steps: 1. Prepare the computer for - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 46
in the Cable Kit, spare part number M47368-001. Before removing the connector board, follow these steps: 38 Chapter 5 Removal and replacement procedures for authorized service provider parts ENWW - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 47
1. Prepare the computer for disassembly (see Preparation for disassembly on page 29). 2. Remove the top cover/keyboard (see Top cover/keyboard on page 29). 3. Disconnect the battery cable from the system board (see Battery on page 34). Remove the connector board: 1. Release the ZIF connectors (1) to - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 48
the system board. 5. Remove the six Phillips M2.0 × 4.2 screws (1) that secure the system board to the computer. 40 Chapter 5 Removal and replacement procedures for authorized service provider parts ENWW - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 49
6. Remove the system board I/O bracket (2). The system board I/O bracket is included in the Bracket Kit, spare part number L89793-001. 7. Lift the left side of the system board (1) until it rests at an angle. 8. Slide the system board (2) up and to the left at an angle to remove it. Reverse this - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 50
two Phillips M2.0 × 4.0 screws (1) that secure the heat sink to the system board. 2. Remove the heat sink (2). 42 Chapter 5 Removal and replacement procedures for authorized service provider parts ENWW - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 51
components (1), (3) and on the heat sink areas (2), (4) that service them. Replacement thermal material is also available in the Thermal Material Kit -001. Reverse this procedure to install the heat sink. 29.6 cm (11.6 in) display assembly To remove and disassemble the display assembly, use these - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 52
available using spare part number M00452-001. 6. Carefully disconnect the wireless antenna cables (3) from the WLAN module. 44 Chapter 5 Removal and replacement procedures for authorized service provider parts ENWW - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 53
from the system board. 10. Release the display panel cable and the WLAN MAIN antenna cable from the retention clips (7) built into the computer. 11. Remove the following screws: (1) Six Phillips M2.5 × 3.0 broad head screws that secure the display hinges to the display back cover (2) Six Phillips M2 - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 54
the display panel cable from the retention clips (1) and routing channel built into the display back cover. 46 Chapter 5 Removal and replacement procedures for authorized service provider parts ENWW - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 55
-001: 29.6 cm (11.6 in), HD, antiglare, SVA, non-touchscreen, 250 nits 17. Turn the display panel assembly face down with the bottom edge toward you. 18. Detach the grounding tape (1) that secures the display panel cable to the display panel assembly. 19. Detach the adhesive support strip (2) that - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 56
retention clips (1) and routing channels built into the left and top edges of the display back cover. 48 Chapter 5 Removal and replacement procedures for authorized service provider parts ENWW - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 57
24. Detach the webcam/microphone module (2) from the display back cover. (The webcam/microphone module is attached to the display back cover with double-sided adhesive.) 25. Release the ZIF connector (1) to which the webcam/microphone module cable is connected, and then disconnect the webcam/ - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 58
available using spare part number M44251-001. Reverse this procedure to reassemble and replace the display assembly. 50 Chapter 5 Removal and replacement procedures for authorized service provider parts ENWW - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 59
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. Resetting A factory reset erases all the information on your computer hard drive, including all the files in the Downloads folder. Before - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 60
OS is missing or damaged" screen. Installing the Chromebook Recovery Utility The Chromebook™ Recovery Utility is an app used to recover the setup process. For details on setting up the computer, go to http://www.support.google.com. Erase and reformat the recovery media During the process of creating - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 61
ENWW Erase and reformat the recovery media 53 - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 62
: Applicable product safety standards specify thermal limits for plastic surfaces. The device operates well within this range of temperatures. 29.5 cm (11.6 in) display specifications This section provides specifications for your display. 54 Chapter 6 Backing up, resetting, and recovering ENWW - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 63
Table 6-2 Display specifications Active diagonal size Resolution Surface treatment Brightness Viewing angle Backlight Display panel interface Metric U.S. 35.6 cm 14.0 in 1920 × 1080 (FHD panel) 1366 × 768 (HD panel) Antiglare (FHD and HD panel) 250 nits (FHD and HD panel, 45% NTSC panels) - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 64
56 Chapter 6 Backing up, resetting, and recovering ENWW - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 65
W 19.5 V dc @ 4.62 A - 90 W 19.5 V dc @ 7.70 A - 150 W 19.5 V dc @ 10.3 A - 200 W 5°C to 35°C -20°C to 60°C 10% to 90% 5% to 95% -15 m to 3,048 m U.S. 11.6 in 8.1 in 0.7 in 3.0 lb 41°F to 95°F -4°F to 140°F -50 ft to 10,000 ft ENWW Computer specifications 57 - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 66
your display. Table 7-2 Display specifications Active diagonal size Resolution Surface treatment Brightness Viewing angle Backlight Display panel interface Metric U.S. 29.6 cm 11.6 in 1366 × 768 (HD panel) Antiglare (HD panel) 220 nits (HD panel, 50 % and 45% NTSC panels) UWVA and SVA WLED - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 67
nonvolatile memory that can contain personal data after the system has been turned off and the hard drive has been removed, use these instructions. HP business computer products that use Intel®-based or AMD®-based system boards contain volatile DDR memory. The amount of nonvolatile memory present in - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 68
Utilities. d. Under Utilities, select Secure Erase, select the hard drive storing the data you want to clear, and then follow the on-screen instructions to continue. - or - Clear the contents of the drive using the following Disk Sanitizer commands steps: 60 Chapter 8 Statement of memory volatility - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 69
you want to clear, and then follow the on-screen instructions to continue. NOTE: The amount of time it takes for to troubleshooting nonvolatile memory usage. Table 8-1 Troubleshooting steps for select platforms that support HP Sure Start. For more information, see Using HP Sure Start (select - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 70
8-1 Troubleshooting steps hp.com/ support. Select Identify your product for manuals and specific product information, and then follow the on- screen instructions whenever the flash requires an upgrade. 802.11 WLAN 4 kilobits to 8 No Yes Stores 802.11 WLAN EEPROM is A utility must be - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 71
Table 8-1 Troubleshooting steps for nonvolatile memory usage (continued) Nonvolatile memory type only) Stores fingerprint templates. Fingerprint reader memory is programmed by user enrollment in HP ProtectTools Security Manager. Only a digitally signed application can make the call to write - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 72
and Exit, and then follow the on-screen instructions. 2. What is a UEFI BIOS, and (OS). It replaces the older BIOS architecture but supports much of the legacy BIOS functionality. Like the ) and advanced firmware management and recovery software. HP has provided options in Computer Setup (BIOS) - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 73
, select Secure Boot, select Clear Secure Boot Keys, and then follow the on-screen instructions to continue. Using HP Sure Start (select products only) Select computer models are configured with HP Sure Start, a technology that continuously monitors your computer's BIOS for attacks or corruption. If - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 74
66 Chapter 8 Statement of memory volatility ENWW - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 75
9 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 - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 76
Table 9-1 Power cord requirements for specific countries and regions (continued) Country/region Accredited agency Applicable note number Chile IMQ 1 Denmark DEMKO 1 Finland FIMKO 1 France UTE 1 Germany VDE 1 India BIS 1 Israel SII 1 Italy IMQ 1 Japan JIS 3 Netherlands - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 77
Table 9-1 Power cord requirements for specific countries and regions (continued) Country/region Accredited agency Applicable note number United States UL 2 1. The flexible cord must be Type HO5VV-F, three-conductor, 0.75 mm² conductor size. Power cord set fittings (appliance coupler and wall - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 78
70 Chapter 9 Power cord set requirements ENWW - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 79
dispose of the battery in general household waste. 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 Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 80
72 Chapter 10 Recycling ENWW - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 81
6 caring for your computer 22 cautions electrostatic discharge 17, 19 cleaning your computer 22 caring for wood veneer 24 disinfecting 23 HP Easy Clean 22 removing dirt and debris 22 components bottom 8 display 5 left side 4 right side 3 computer major components 9 computer specifications 54 - HP Chromebook 11 G9 Education Edition | Maintenance and Service Guide - Page 82
install Chromebook Recovery Utility 52 Recovery Utility 52 internal microphones, identifying 6 J jacks audio-in (microphone) 3 57 display 54, 57, 58 hard drive 54, 57 static electricity 17, 19 support information 24 system board removal 39 spare part numbers 39 system memory, removing personal data
Maintenance and Service Guide
SUMMARY
This guide provides information about spare parts, removal and replacement of parts, security, backing up, and more.