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HP Chromebook 11-21 SERIES, Руководство по техническому обслуживанию и ремонту

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d.

Disconnect the display panel cable (2) from the display panel.

e.

Remove the display panel.

The display panel is available using spare part numbers 822629-001 (11.6-in, HD, AntiGlare, 
(1366×768), UWVA, LED, slim [3.0-mm]) and 822630-001 (11.6-in, HD, AntiGlare, (1366×768), 
SVA, WLED, flat [3.6-mm]).

10.

If it is necessary to replace the display panel cable:

a.

Release the display panel cable from the retention clip (1) built into the left hinge.

b.

Release the display panel cable from the retention clips (2) and routing channel built into the left 
side of the display enclosure.

c.

Release the grounding tape (3) that secures the display panel cable to the display enclosure.

42

Chapter 5   Removal and replacement procedures

Содержание Chromebook 11-21 SERIES

Страница 1: ...HP Chromebook model numbers 11 2200 through 11 2299 Maintenance and Service Guide IMPORTANT This document is intended for HP authorized service providers only ...

Страница 2: ...statements accompanying such products and services Nothing herein should be construed as constituting an additional warranty HP shall not be liable for technical or editorial errors or omissions contained herein First Edition May 2015 Document Part Number 823218 001 Product notice This guide describes features that are common to most models Some features may not be available on your computer Not a...

Страница 3: ...w another hard surface such as an adjoining optional printer or a soft surface such as pillows or rugs or clothing to block airflow Also do not allow the AC adapter to contact the skin or a soft surface such as pillows or rugs or clothing during operation The device and the AC adapter comply with the user accessible surface temperature limits defined by the International Standard for Safety of Inf...

Страница 4: ...iv Safety warning notice ...

Страница 5: ...ponents 12 Miscellaneous parts 14 4 Removal and replacement preliminary requirements 15 Tools required 15 Service considerations 15 Plastic parts 15 Cables and connectors 15 Drive handling 16 Grounding guidelines 17 Electrostatic discharge damage 17 Packaging and transporting guidelines 18 Workstation guidelines 18 5 Removal and replacement procedures 20 Component replacement procedures 20 Compute...

Страница 6: ...ble 32 System board 33 Speakers 36 Display assembly 37 6 Specifications 46 7 Power cord set requirements 47 Requirements for all countries 47 Requirements for specific countries and regions 47 8 Recycling 49 Index 50 vi ...

Страница 7: ...ling LVDS Memory Supports DDR3L 1600 Supports up to 4096 MB maximum on board system memory 4 pieces of 256 MB 16 Storage Supports 16 GB embedded MultiMedia Controller eMMC Audio and video Fixed no tilt integrated HP TrueVision HD webcam 1280 720 by 30 frames per second with LED Single digital microphone with appropriate echo cancellation noise suppression software Two speakers Sensors Trusted plat...

Страница 8: ...y Power requirements continued Supports a 65 W HP Smart AC adapter non PFC EM 4 5 mm and 45 W HP Smart AC adapter non PFC RC 4 5 mm AC adapter Operating system Preinstalled Google Chrome operating system Serviceability End user replaceable parts AC adapter 2 Chapter 1 Product description ...

Страница 9: ...light On The webcam is in use 5 Internal display switch Turns off the display or initiates Sleep if the display is closed while the power is on NOTE The display switch is not visible from the outside of the computer The antennas IR emitters select models only and sensors are not visible from the outside of the computer For optimal transmission keep the areas immediately around the antennas IR emit...

Страница 10: ...e press the button briefly to exit Sleep When the computer is on and you want to lock the screen press the power button until you see the sign in screen appear Pressing the power button during screen lock mode turns off the computer When the computer is on and you want to turn it off press and hold the power 4 Chapter 2 External component identification ...

Страница 11: ...TouchPad Item Component Description 1 TouchPad zone Moves the on screen pointer and selects or activates items on the screen TouchPad 5 ...

Страница 12: ...adapter is connected and the battery is charged Amber The AC adapter is connected and the battery is charging Off The computer is using battery power 4 Memory card reader Reads optional memory cards that store manage share or access information To insert a card Hold the card label side up with connectors facing the slot insert the card into the slot and then push in on the card until it is firmly ...

Страница 13: ...ter speakers are disabled NOTE Be sure that the device cable has 4 conductor connector that supports both audio out headphone and audio in microphone 3 USB 2 0 port Connect optional USB devices such as a keyboard mouse external drive printer scanner or USB hub 4 USB 3 0 charging powered port Connects an optional USB device such as a keyboard mouse external drive printer scanner or USB hub Standard...

Страница 14: ...Bottom Item Component Description 1 Speakers 2 Produce sound 8 Chapter 2 External component identification ...

Страница 15: ... and then follow the on screen instructions Locating the serial number model number product number and warranty information The serial number 1 model number 2 product number 3 and warranty information 4 are located on the bottom of the computer This information may be needed when travelling internationally or when contacting support Locating the serial number model number product number and warran...

Страница 16: ...mbly The display assembly is spared at the subcomponent level only For more display assembly spare part information see Display assembly subcomponents on page 12 2 Keyboard top cover includes keyboard cable For use in Belgium 783090 A41 10 Chapter 3 Illustrated parts catalog ...

Страница 17: ... Combo Adapter 784645 005 Intel Dual Band Wireless N 7260AN 802 11 a b g n 2 2 WiFi Bluetooth 4 0 Combo Adapter 784647 005 8 Connector board includes SD Card Reader slot and cable 783087 001 9 Power connector cable 787922 001 10 System board equipped with 16 GB of eMMC primary storage includes replacement thermal material Equipped with an Intel Celeron N2940 1 83 GHz SC turbo up to 2 25 GHz quad c...

Страница 18: ...ided adhesive 783088 001 3 Display panel 11 6 in HD AntiGlare 1366 768 UWVA LED slim 3 0 mm display panel 822629 001 11 6 in HD AntiGlare 1366 768 SVA WLED flat 3 6 mm display panel 822630 001 4 Display Hinge Kit includes left and right display hinges 761972 001 5 Display panel bracket 783085 001 12 Chapter 3 Illustrated parts catalog ...

Страница 19: ...panel cable includes webcam microphone module cable 783083 001 7 WLAN antenna includes left and right WLAN cables and transceivers 783075 001 8 Display enclosure includes rubber padding and shielding 822617 001 Display assembly subcomponents 13 ...

Страница 20: ...r use in Australia 755530 011 For use in Denmark 755530 081 For use in Europe 755530 021 For use in India 755530 D61 For use in Italy 755530 061 For use in Japan 755530 291 For use in North America 755530 001 For use in Switzerland 755530 111 For use in the United Kingdom and Singapore 755530 031 Rubber Kit includes 2 display bezel screw covers 4 rubber feet and 2 rubber screw covers 822631 001 Sc...

Страница 21: ...ssembly can damage plastic parts Use care when handling the plastic parts Apply pressure only at the points designated in the maintenance instructions Cables and connectors CAUTION When servicing the computer be sure that cables are placed in their proper locations during the reassembly process Improper cable placement can damage the computer Cables must be handled with extreme care to avoid damag...

Страница 22: ...e connector Before removing a diskette drive or optical drive be sure that a diskette or disc is not in the drive and be sure that the optical drive tray is closed Handle drives on surfaces covered with at least one inch of shock proof foam Avoid dropping drives from any height onto any surface After removing drive place it in a static proof bag Avoid exposing a drive to products that have magneti...

Страница 23: ...ve 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 Avoid touching pins leads and circuitry Handle electronic components as little as possible If you remove a component place it in an electrostatic safe container The foll...

Страница 24: ... proper materials are selected to avoid static charging When grounding is not possible use an ionizer to dissipate electric charges Workstation guidelines Follow these grounding workstation guidelines Cover the workstation with approved static shielding material Use a wrist strap connected to a properly grounded work surface and use properly grounded tools and equipment Use conductive field servic...

Страница 25: ... resistance between the operator and ground To be effective the conductive must be worn in contact with the skin The following grounding equipment is recommended to prevent electrostatic damage Antistatic tape Antistatic smocks aprons and sleeve protectors Conductive bins and other assembly or soldering aids Nonconductive foam Conductive computerop workstations with ground cords of one megohm resi...

Страница 26: ...sened when servicing the computer Make special note of each screw size and location during removal and replacement Computer feet NOTE The computer feet are included in the Rubber Kit spare part number 822631 001 Before replacing the computer feet follow these steps 1 Turn off the computer If you are unsure whether the computer is off or in Hibernation turn the computer on and then shut it down thr...

Страница 27: ...1 For use in the United States 783090 001 Before removing the keyboard top cover follow these steps 1 Turn off 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 2 Disconnect the power from the computer by unplugging the power cord from the computer 3 Disconnect all external devices from the computer ...

Страница 28: ...front toward you 4 Open the computer as far as it will open 5 Lift the front edge 1 of the keyboard top cover until it separates from the front edge of the base enclosure 6 Lift the left 2 and right sides of the keyboard top cover until they separate from the left and right sides of the base enclosure 22 Chapter 5 Removal and replacement procedures ...

Страница 29: ...7 Slide the keyboard top cover 3 forward until the battery TouchPad and keyboard cables are accessible 8 Disconnect the battery cable from the system board Component replacement procedures 23 ...

Страница 30: ...chPad cable is attached and then disconnect the TouchPad cable 2 from the system board 10 Release the ZIF connector 3 to which the keyboard cable is attached and then disconnect the keyboard cable 4 from the system board 24 Chapter 5 Removal and replacement procedures ...

Страница 31: ...rom the surfaces of the heat sink and the system board components each time the keyboard top cover is removed Thermal paste is used on the processor 1 and the heat sink section 2 that services it Reverse this procedure to install the keyboard top cover Component replacement procedures 25 ...

Страница 32: ...Disconnect the power from the computer by unplugging the power cord from the computer 3 Disconnect all external devices from the computer 4 Remove the keyboard top cover see Keyboard top cover on page 21 Remove the heat sink 1 Turn the keyboard top cover upside down with the front toward you 2 Remove the four Phillips PM1 9 2 3 screws 1 that secure the heat sink to the keyboard top cover 3 Remove ...

Страница 33: ...board top cover see Keyboard top cover on page 21 Remove the TouchPad button board 1 Turn the keyboard top cover upside down with the front toward you 2 Release the two pieces of grounding tape 1 that secure the TouchPad board to the keyboard top cover 3 Detach the TouchPad board cable 2 from the keyboard top cover The TouchPad board cable is attached to the keyboard top cover with double sided ad...

Страница 34: ...ng system 2 Disconnect the power from the computer by unplugging the power cord from the computer 3 Disconnect all external devices from the computer 4 Remove the keyboard top cover see Keyboard top cover on page 21 Remove the battery 1 Remove the six Phillips PM1 9 4 2 screws 2 that secure the battery to the base enclosure 2 Remove the battery 2 Reverse this procedure to install the battery Conne...

Страница 35: ... see Keyboard top cover on page 21 Remove the connector board 1 Release the ZIF connector 1 to which the connector board cable is attached and then disconnect the connector board cable from the system board 2 Remove the two Philllips PM1 9 4 2 screws 2 that secure the connector board to the base enclosure 3 Remove the connector board 3 Reverse this procedure to install the connector board WLAN mod...

Страница 36: ...m the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer 4 Remove the keyboard top cover see Keyboard top cover on page 21 Remove the WLAN module 1 Disconnect the WLAN antenna cables 1 from the terminals on the WLAN module NOTE The 1 white WLAN antenna cable connects to the WLAN module 1 Main terminal The 2 black WLAN antenna cable c...

Страница 37: ...Reverse this procedure to install the WLAN module Component replacement procedures 31 ...

Страница 38: ...omputer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer 4 Remove the keyboard top cover see Keyboard top cover on page 21 Remove the power connector cable 1 Disconnect the power connector cable 1 from the system board 2 Release the power connector cable from the retention clips 2 built into the base enclosure 3 Release the power connector ...

Страница 39: ...the system board follow these steps 1 Turn off 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 2 Disconnect the power from the computer by unplugging the power cord from the computer 3 Disconnect all external devices from the computer 4 Remove the keyboard top cover see Keyboard top cover on page 2...

Страница 40: ...d to the base enclosure IMPORTANT The firmware screws must be installed in the locations shown in the following image These screws have specific properties that ensure the proper operation of the computer 6 Remove the four Philllips PM1 9 4 2 screws 2 that secure the system board to the base enclosure 34 Chapter 5 Removal and replacement procedures ...

Страница 41: ...7 Remove the system board 3 Reverse this procedure to install the system board Component replacement procedures 35 ...

Страница 42: ...ng system 2 Disconnect the power from the computer by unplugging the power cord from the computer 3 Disconnect all external devices from the computer 4 Remove the keyboard top cover see Keyboard top cover on page 21 5 Remove the system board see System board on page 33 Remove the speakers 1 Release the speaker cables from the routing clips 1 and channels built into the base enclosure 2 Remove the ...

Страница 43: ...eyboard top cover on page 21 Remove the display assembly 1 Disconnect the WLAN antenna cables 2 from the terminals on the WLAN module NOTE The 1 white WLAN antenna cable connects to the WLAN module 1 Main terminal The 2 black WLAN antenna cable connects to the WLAN module 2 Aux terminal 2 Release the ZIF connector 3 to which the display panel cable is attached and then disconnect the display panel...

Страница 44: ...eplace the display bezel or any of the display assembly subcomponents a Remove the two display bezel screw covers 1 NOTE The display bezel screw covers are included in the Rubber Kit spare part number 822631 001 38 Chapter 5 Removal and replacement procedures ...

Страница 45: ...sure d Remove the display bezel 4 The display bezel is available using the spare part number 822624 001 8 If it is necessary to replace the webcam microphone module a Detach the webcam microphone module 1 from the display enclosure The webcam microphone module is attached to the display enclosure with double sided adhesive at two locations b Disconnect the webcam microphone module cable 2 from the...

Страница 46: ...eplace the display panel a Remove the four Phillips PM1 9 3 4 screws 1 that secure the display panel to the display enclosure CAUTION Before turning the display panel upside down make sure the work surface is clear of tools screws and any other foreign objects Failure to follow this caution can result in damage to the display panel 40 Chapter 5 Removal and replacement procedures ...

Страница 47: ...ay panel 2 and swing it up and forward until it rests upside down in front of the display enclosure c Release the adhesive strip 1 that secures the display panel cable connector to the display panel Component replacement procedures 41 ...

Страница 48: ...1366 768 SVA WLED flat 3 6 mm 10 If it is necessary to replace the display panel cable a Release the display panel cable from the retention clip 1 built into the left hinge b Release the display panel cable from the retention clips 2 and routing channel built into the left side of the display enclosure c Release the grounding tape 3 that secures the display panel cable to the display enclosure 42 ...

Страница 49: ...y to replace the display hinges a Remove the four Phillips PM2 4 3 6 broad head screws 1 and the four Phillips PM1 9 3 4 screws 2 that secure the display hinges to the display enclosure b Remove the display hinges 3 The display hinges are included in the Display Hinge Kit spare part number 761972 001 c Remove the three Phillips PM1 9 3 4 screws 4 that secure the display panel bracket to the displa...

Страница 50: ...sceivers 1 from the display enclosure The WLAN antenna transceivers are attached to the display enclosure with double sided adhesive b Release the grounding tape 2 that secures the wireless antenna cable to the display enclosure near the right hinge c Release the WLAN antenna cables from the clips 3 and routing channel built into the top edge of the display enclosure 44 Chapter 5 Removal and repla...

Страница 51: ...enna cables and transceivers 4 The WLAN antenna cables and transceivers are available using spare part number 783075 001 Reverse this procedure to reassemble install the display assembly Component replacement procedures 45 ...

Страница 52: ... 20 C to 60 C 4 F to 140 F Relative humidity noncondensing Operating 10 to 90 Nonoperating 5 to 95 Maximum altitude unpressurized Operating 15 m to 3 048 m 50 ft to 10 000 ft Nonoperating 15 m to 12 192 m 50 ft to 40 000 ft NOTE Applicable product safety standards specify thermal limits for plastic surfaces The device operates well within this range of temperatures 46 Chapter 6 Specifications ...

Страница 53: ...approved by an acceptable accredited agency responsible for evaluation in the country or region where the power cord set will be used The power cord sets must have a minimum current capacity of 10 amps and a nominal voltage rating of 125 or 250 V AC as required by the power system of each country or region The appliance coupler must meet the mechanical configuration of an EN 60 320 IEC 320 Standar...

Страница 54: ...ble cord and wall plug must bear a T mark and registration number in accordance with the Japanese Dentori Law The flexible cord must be Type VCT or VCTF 3 conductor 1 00 mm conductor size The wall plug must be a two pole grounding type with a Japanese Industrial Standard C8303 7 A 125 V configuration 4 The flexible cord must be Type RVV 3 conductor 0 75 mm conductor size Power cord set fittings ap...

Страница 55: ...e 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 Web site at http www hp com recycle 49 ...

Страница 56: ...l product description 1 removal 40 spare part numbers 12 42 display panel bracket removal 44 spare part number 12 44 display panel cable removal 42 spare part number 13 43 display switch 3 drives precautions 16 preventing damage 16 E electrostatic discharge 17 equipment guidelines 19 F feet removal 20 spare part number 20 G graphics product description 1 grounding guidelines 17 guidelines equipmen...

Страница 57: ...crew Kit spare part number 14 security cable slot 6 sensors product description 1 service considerations cables 15 connectors 15 plastic parts 15 serviceability product description 2 Speaker Kit spare part number 11 36 speakers locations 8 removal 36 spare part number 11 36 storage product description 1 system board removal 33 spare part numbers 11 33 T tools required 15 TouchPad board removal 27 ...

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