HP Chromebook 14 G5 Maintenance And Service Manual Download Page 27

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Keyboard/top cover

For use in country/region

Spare part number

For use in country/region

Spare part number

Keyboard/top cover with backlight (includes backlight cable and keyboard cable):

For use in Belgium

L14354-A41

For use in Portugal

L14354-131

For use in Brazil

L14354-201

For use in Romania

L14354-271

For use in Canada

L14354-DB1

For use in Russia

L14354-251

For use in the Czech Republic
and Slovakia

L14354-FL1

For use in Saudi Arabia

L14354-171

For use in Denmark, Finland,
and Norway

L14354-DH1

For use in South Korea

L14354-AD1

For use in France

L14354-051

For use in Spain

L14354-071

For use in Germany

L14354-041

For use in Sweden and Finland

L14354-B71

For use in Iceland

L14354-DD1

For use in Switzerland

L14354-BG1

For use in Israel

L14354-BB1

For use in Taiwan

L14354-AB1

For use in Italy

L14354-061

For use in Thailand

L14354-281

For use in Latin America

L14354-161

For use in Turkey

L14354-141

For use in the Netherlands

L14354-B31

For use in the United Kingdom

L14354-031

For use in Portugal

L14354-131

For use in the United States

L14354-001

Keyboard/top cover with backlight (includes backlight cable and keyboard cable):

For use in Belgium

L14355-A41

For use in Portugal

L14355-131

For use in Brazil

L14355-201

For use in Romania

L14355-271

For use in Canada

L14355-DB1

For use in Russia

L14355-251

For use in the Czech Republic
and Slovakia

L14355-FL1

For use in Saudi Arabia

L14355-171

For use in Denmark, Finland,
and Norway

L14355-DH1

For use in South Korea

L14355-AD1

For use in France

L14355-051

For use in Spain

L14355-071

For use in Germany

L14355-041

For use in Sweden and Finland

L14355-B71

For use in Iceland

L14355-DD1

For use in Switzerland

L14355-BG1

For use in Israel

L14355-BB1

For use in Taiwan

L14355-AB1

For use in Italy

L14355-061

For use in Thailand

L14355-281

For use in Latin America

L14355-161

For use in Turkey

L14355-141

For use in the Netherlands

L14355-B31

For use in the United Kingdom

L14355-031

For use in Portugal

L14355-131

For use in the United States

L14355-001

Before disassembling the computer, follow these steps:

Component replacement procedures

Summary of Contents for Chromebook 14 G5

Page 1: ...HP Chromebook 14 G5 Maintenance and Service Guide IMPORTANT This document is intended for HP authorized service providers only ...

Page 2: ...ements 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 February 2018 Document Part Number L13225 001 Product notice This guide describes features that are common to most models Some features may not be available on your computer Not ...

Page 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...

Page 4: ...iv Safety warning notice ...

Page 5: ...cement preliminary requirements 15 Tools required 15 Service considerations 15 Plastic parts 15 Cables and connectors 16 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 Keyboard top cover 21 TouchPad cable 25 TouchPad 26 Battery ...

Page 6: ...sor board 31 System board 36 Heat sink 38 Display assembly 40 6 Specifications 49 7 Power cord set requirements 50 Requirements for all countries 50 Requirements for specific countries and regions 50 8 Recycling 52 Index 53 vi ...

Page 7: ... in HD AntiGlare 1366 768 WLED SVA 220 eDP slim non TouchScreen display assembly Memory Supports LPDDR4 3733 1 1 V memory Supports 8 GB or 16 GB on board system memory Storage Supports 64 GB 32 GB or 16 GB on board embedded MultiMedia Controller eMMC storage Audio and video Fixed no tilt integrated webcam with LED Single microphone Two speakers Wireless Integrated wireless local area network WLAN ...

Page 8: ...hs and allows video conferences and online chat by means of streaming video 4 Internal microphone Records sound 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 emitters and sensors free from obstructions For wireless regulatory notices see the section of the Regulator...

Page 9: ... to exit Sleep When the computer is on and you want to lock the screen press the 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 button to lock the screen and then continue to press the button until the computer turns off Button 3 ...

Page 10: ...TouchPad Component Description TouchPad zone Moves the on screen pointer and selects or activates items on the screen 4 Chapter 2 External component identification ...

Page 11: ...ctor and charging port Connects an AC adapter that has a USB Type C connector supplying power to the computer and if needed charging the computer battery Also connects a USB device with a Type C connector and can charge products such as cell phones laptops tablets and MP3 players even when the computer is off 3 USB 3 x SuperSpeed port Connects a USB device such as a cell phone camera activity trac...

Page 12: ...onal memory cards that store manage share or access information To insert a card 1 Hold the card label side up with connectors facing the computer 2 Insert the card into the memory card reader and then press in on the card until it is firmly seated To remove a card Pull out the card 3 USB 3 x SuperSpeed port Connects a USB device such as a cell phone camera activity tracker or smartwatch and provi...

Page 13: ...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 Service label Provides important information to identify your computer When contacting support you may be asked for the serial number the product number or the model number Locate ...

Page 14: ...Component 2 Serial number 3 Product number 4 Warranty period 8 Chapter 3 Illustrated parts catalog ...

Page 15: ... display assembly is spared at the subcomponent level only For more display assembly spare part information see Display assembly subcomponents on page 13 2 Keyboard top cover with backlight includes backlight cable and keyboard cable For use in Belgium L14354 A41 Computer components 9 ...

Page 16: ...Arabia L14354 171 For use in South Korea L14354 AD1 For use in Spain L14354 071 For use in Sweden and Finland L14354 B71 For use in Switzerland L14354 BG1 For use in Taiwan L14354 AB1 For use in Thailand L14354 281 For use in Turkey L14354 141 For use in the United Kingdom L14354 031 For use in the United States L14354 001 Keyboard without backlight includes keyboard cable For use in Belgium L1435...

Page 17: ...etooth 4 2 Combo Adapter 901229 855 6a USB port board does not include cable L14358 001 6b USB port board cable included in the Cable Kit spare part number L14330 001 and includes double sided adhesive 6c USB port board bracket L14359 001 7 Speakers include cables L14353 001 8a Sensor board L14331 001 8b Sensor board cable included in the Cable Kit spare part number L14330 001 9 System board inclu...

Page 18: ... cache 6 W an Intel graphics subsystem with UMA video memory 8 GB of system memory and 32 GB of eMMC storage L15341 001 Equipped with an Intel Celeron N3350 1 10 GHz dual core processor 2400 MHz 2 0 MB L2 cache 6 W an Intel graphics subsystem with UMA video memory 4 GB of system memory and 32 GB of eMMC storage L15340 001 Equipped with an Intel Celeron N3350 1 10 GHz dual core processor 2400 MHz 2...

Page 19: ...y L14347 001 For use only on computer models equipped with an HD BrightView TouchScreen display assembly L14348 001 For use only on computer models equipped with an FHD AntiGlare non TouchScreen display assembly L14349 001 For use only on computer models equipped with an HD AntiGlare non TouchScreen display assembly L14350 001 5 Display panel cable For use only on computer models equipped with a T...

Page 20: ...ustralia L19358 001 For use in Brazil L19359 001 For use in Denmark L19360 001 For use in Europe L19361 001 For use in India L19363 001 For use in Israel L19362 001 For use in Italy L19364 001 For use in North America L19367 001 For use in the People s Republic of China L19368 001 For use in South Africa L19369 001 For use in South Korea L19366 001 For use in Switzerland L19370 001 For use in Taiw...

Page 21: ...de some of the considerations that you must keep in mind during disassembly and assembly procedures NOTE As you remove each subassembly from the computer place the subassembly and all accompanying screws away from the work area to prevent damage Plastic parts CAUTION Using excessive force during disassembly and reassembly can damage plastic parts Use care when handling the plastic parts Apply pres...

Page 22: ...fore removing or inserting a drive shut down the computer If you are unsure whether the computer is off or in Hibernation turn the computer on and then shut it down through the operating system Before handling a drive be sure that you are discharged of static electricity While handling a drive avoid touching the connector Before removing a diskette drive or optical drive be sure that a diskette or...

Page 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...

Page 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...

Page 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...

Page 26: ...r void the warranty Component replacement procedures 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 See Labels on page 7 for details 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 sele...

Page 27: ...r use in the United Kingdom L14354 031 For use in Portugal L14354 131 For use in the United States L14354 001 Keyboard top cover with backlight includes backlight cable and keyboard cable For use in Belgium L14355 A41 For use in Portugal L14355 131 For use in Brazil L14355 201 For use in Romania L14355 271 For use in Canada L14355 DB1 For use in Russia L14355 251 For use in the Czech Republic and ...

Page 28: ...the AC adapter from the computer Remove the bottom cover 1 Remove the two rear rubber feet 1 2 Remove the following rubber screw covers 2 Three rubber screw covers marked 0G3A 3 One rubber screw cover marked FL 0G3A 4 Two rubber screw covers marked FM 0G3A 5 One rubber screw cover marked FR 0G3A The rubber feet and the rubber screw covers are included in the Rubber Kit spare part number L14351 001...

Page 29: ...n plastic tool to separate the front edge of the keyboard top cover 2 from the bottom cover 8 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 9 Release the ZIF connector 4 to which the TouchPad cable is connected and then disconnect the TouchPad cable from the system board Component replacement p...

Page 30: ...10 Remove the keyboard top cover 5 Reverse this procedure to install the keyboard top cover 24 Chapter 5 Removal and replacement procedures ...

Page 31: ...g 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 TouchPad cable 1 Release the shielding material 1 that covers the TouchPad ZIF connector NOTE The TouchPad shielding material is included in the Mylar Kit spare part number L14346 001 2 Detach the TouchPad cable 2 from the keyboard to...

Page 32: ...mputer 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 TouchPad 1 Release the shielding material 1 that covers the top edge of the TouchPad NOTE The TouchPad shielding material is included in the Mylar Kit spare part number L14346 001 2 Remove the three Phillips M...

Page 33: ... on and then shut it down through the operating system 2 Disconnect all external devices connected to the computer 3 Disconnect the power from 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 battery 1 Disconnect the battery cable 1 from the system boa...

Page 34: ... technical support Before removing the WLAN module 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 first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer 3 Disconnect all exter...

Page 35: ...uter The WLAN module tilts up 3 Release the shielding material 3 that secures the WLAN module to the slot NOTE The WLAN module shielding material is included in the Mylar Kit spare part number L14346 001 4 Remove the WLAN module 4 by pulling the module away from the slot at an angle NOTE WLAN modules are designed with a notch to prevent incorrect insertion Reverse this procedure to install the WLA...

Page 36: ...ugging the AC adapter from the computer 4 Remove the keyboard top cover see Keyboard top cover on page 21 5 Disconnect the battery cable from the system board see Battery on page 27 Remove the USB port board cables 1 Release the three ZIF connectors 1 to which the USB port board cables are connected and then disconnect the USB port board cables from the USB port board 2 Release the two ZIF connect...

Page 37: ...ging 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 5 Disconnect the battery cable from the system board see Battery on page 27 Remove the USB port board 1 Release the three ZIF connectors 1 to which the USB port board cables are connected and then disconnect the USB port board cables from the...

Page 38: ...5 Remove the USB port board 5 Reverse this procedure to install the USB port board 32 Chapter 5 Removal and replacement procedures ...

Page 39: ...en unplugging the AC adapter 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 Disconnect the battery cable from the system board see Battery on page 27 Remove the speakers 1 Disconnect the speaker cable 1 from the system board 2 Release the tape 2 that secures the speaker cable to the system board 3 Remove the...

Page 40: ... 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 5 Disconnect the battery cable from the system board see Battery on page 27 Remove the sensor board cables 1 Release the ZIF connector 1 to which the sensor board cable is connected and then disconnect the sensor board cable f...

Page 41: ...h the operating system 2 Disconnect all external devices connected to the computer 3 Disconnect the power from 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 5 Disconnect the battery cable from the system board see Battery on page 27 Remove the sensor board 1 R...

Page 42: ...001 Equipped with an Intel Celeron N3350 1 10 GHz dual core processor 2400 MHz 2 0 MB L2 cache 6 W an Intel graphics subsystem with UMA video memory 4 GB of system memory and 32 GB of eMMC storage L15340 001 Equipped with an Intel Celeron N3350 1 10 GHz dual core processor 2400 MHz 2 0 MB L2 cache 6 W an Intel graphics subsystem with UMA video memory 4 GB of system memory and 16 GB of eMMC storage...

Page 43: ... cable 4 from the system board 5 Disconnect the speaker cable 5 from the system board 6 Remove the six Phillips M2 0 4 1 screws 1 that secure the system board to the bottom cover 7 Remove the system board bracket 2 8 Lift the left edge of the system board 3 until it rests at an angle Component replacement procedures 37 ...

Page 44: ...nnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter 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 Disconnect the battery cable from the system board see Battery on page 27 6 Remove the WLAN module see Battery on page 27 7 Remove the syst...

Page 45: ... system board components each time the heat sink is removed Replacement thermal material is included with the heat sink and system board spare part kits Thermal paste is used on the processor 1 and the heat sink section 2 that services it Reverse this procedure to install the heat sink Component replacement procedures 39 ...

Page 46: ...isplay assembly 1 Release the ZIF connector 1 to which the sensor board cable is connected and then disconnect the sensor board cable from the system board NOTE Make sure the sensor board cable 2 is moved away from the routing channel through which the wireless auxiliary antenna cable is routed 2 Disconnect the WLAN antenna cables 3 from the terminals on the WLAN module NOTE The WLAN antenna cable...

Page 47: ... display assembly b Release the left and right edges of the display bezel 2 from the display assembly CAUTION There is double sided adhesive 3 on the inside edge of the display bezel bottom edge Use caution when releasing the display bezel bottom edge Failure to follow this caution can result in personal injury or damage to the display bezel c Release the bottom edge of the display bezel 4 from th...

Page 48: ...0 If it is necessary to replace the webcam microphone module a Remove the display bezel b 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 42 Chapter 5 Removal and replacement procedures ...

Page 49: ...crophone module The webcam microphone module is available using spare part number L07235 001 11 If it is necessary to replace the display panel a Remove the display bezel b Remove the four Phillips PM2 0 2 8 screws 1 that secure the display panel to the display back cover Component replacement procedures 43 ...

Page 50: ... on the computer d Release the display panel cable 1 from the retention clips and routing channel built into the display back cover bottom edge e Release the adhesive support strip 2 that secures the display panel cable connector to the display panel 44 Chapter 5 Removal and replacement procedures ...

Page 51: ...isplay panel The display panel is available using the following spare part numbers L14347 001 For use only on computer models equipped with an FHD BrightView TouchScreen display assembly L14348 001 For use only on computer models equipped with an HD BrightView TouchScreen display assembly L14349 001 For use only on computer models equipped with an FHD AntiGlare non TouchScreen display assembly L14...

Page 52: ...ecure the back cover to the display hinges 1 Two Phillips M2 0 2 8 screws on the back cover top edge 2 Four Phillips M2 0 3 0 broad head screws on the display hinge outside edges 3 Two Phillips M2 5 4 7 screws on the display hinge inside edges d Release the display panel 4 as far as the webcam microphone module cable allows e Release the webcam microphone module cable 5 from the retention clips an...

Page 53: ...microphone module cable and wireless antenna cables and transceivers 13 If it is necessary to replace the display hinges a Remove the display bezel b Remove the display panel c Remove the display back cover d Remove the four Phillips PM2 5 4 7 screws 1 that secure the hinges to the bottom cover e Release the hinges 2 by sliding them toward the inside of the computer Component replacement procedure...

Page 54: ...e the display hinges 3 The display hinges are available using spare part number L14332 001 Reverse this procedure to reassemble and install the display assembly 48 Chapter 5 Removal and replacement procedures ...

Page 55: ...Nonoperating 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 49 ...

Page 56: ...roved 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 Standard S...

Page 57: ...ord 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 applian...

Page 58: ...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 52 Chapter 8 Recycling ...

Page 59: ... drives precautions 16 preventing damage 16 E electrostatic discharge 17 equipment guidelines 19 F feet removal 22 spare part number 22 G grounding guidelines 17 guidelines equipment 19 grounding 17 packaging 18 transporting 18 workstation 18 H headphone jack 6 heat sink removal 38 spare part number 12 38 hinge removal 47 spare part number 14 48 J jacks audio in 6 audio out 6 headphone 6 microphon...

Page 60: ...e product description 1 system board removal 36 spare part numbers 11 36 T tools required 15 TouchPad removal 26 spare part number 11 26 TouchPad bracket removal 26 spare part number 11 26 TouchPad cable removal 25 spare part number 11 25 26 TouchPad component 4 TouchPad zone 4 transporting guidelines 18 U USB port 5 6 USB port board removal 31 spare part number 11 31 USB port board bracket remova...

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