HP Chromebook x360 14a Maintenance And Service Manual Download Page 38

Page: 38 / 70

NOTE:

The connector board high-speed cable is available as spare part number M15294-001. The connector

board low-speed cable is available as spare part number M15293-001.

Before removing the connector board cables, follow these steps:

Prepare the computer for disassembly (

Preparation for disassembly on page 26

Remove the bottom cover (

Bottom cover on page 26

Disconnect the battery cable from the system board (see

Battery on page 27

Remove the connector board cables:

Release the zero insertion force (ZIF) connectors (1) to which the connector board cables are connected,
and then disconnect the cables from the system board.

Release the ZIF connectors (2) to which the connector board cables are connected, and then disconnect the
cables from the connector board.

Remove the connector board high-power cable (3) and the connector board low-power cable (4).

To replace the connector board cables, reverse the removal procedures.

Connector board

To remove the connector board, use this procedure and illustration.

Table 5-5

Connector board description and part number

Description

Spare part number

Connector board

M15292-001

NOTE:

The connector board high-speed cable is available using spare part number M15294-001. The connector board low-speed cable

is available using spare part number M15293-001.

Before removing the connector board, follow these steps:

Chapter 5 Removal and replacement procedures for authorized service provider parts

ENWW

Summary of Contents for Chromebook x360 14a

Page 1: ...Maintenance and Service Guide SUMMARY This guide provides information about spare parts removal and replacement of parts security backing up and more ...

Page 2: ...tional warranty HP shall not be liable for technical or editorial errors or omissions contained herein First Edition September 2020 Document Part Number M23063 001 Product notice This guide describes features that are common to most models 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 prod...

Page 3: ...the computer air vents Use the computer only on a hard flat surface Do not allow another hard surface such as an adjoining optional printer or a soft surface such as pillows or rugs or clothing to block airflow 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 comply with the us...

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

Page 5: ...replacement procedures preliminary requirements 17 Tools required 17 Service considerations 18 Plastic parts 18 Cables and connectors 18 Drive handling 18 Workstation guidelines 18 Electrostatic discharge information 20 Generating static electricity 20 Preventing electrostatic damage to equipment 21 Personal grounding methods and equipment 21 Grounding the work area 21 Recommended materials and eq...

Page 6: ...Backing up resetting and recovering 49 Backing up 49 Resetting 49 Recovering 50 Installing the Chromebook Recovery Utility 50 Creating recovery media 50 Recovering the Chrome operating system 50 Setting up your computer after a reset or recovery 50 Erase and reformat the recovery media 50 7 Specifications 53 Computer specifications 53 35 6 cm 14 0 in display specifications 54 8 Power cord set requ...

Page 7: ...ter models equipped with an Intel Pentium processor Intel UHD Graphics 600 on computer models equipped with an Intel Celeron processor Display 35 6 cm 14 0 in liquid crystal display LCD full high defintion FHD 1920 1080 antiglare white light emitting diode WLED UWVA 45 NTSC eDP slim touchscreen display with narrow bezel typical brightness 250 nits 35 6 cm 14 0 in LCD high defintion HD 1366 768 Bri...

Page 8: ...notebook backlit keyboard in ceramic white finish 3 coat paint with Clickpad Island style keyboard in darker light teal finish with Clickpad Island style backlit keyboard in jet black finish 3 coat paint with Clickpad with Image Sensor Island style keyboard in jet black finish with Clickpad Standard island style notebook keyboard in snow white finish with Clickpad Power requirements 2 cell 47 Whr ...

Page 9: ... Sleep mode NOTE Cables adapters or both purchased separately might be required 3 AC adapter and battery light White The AC adapter is connected and the battery is fully charged Amber The AC adapter is connected and the battery is charging Blinking amber The battery has an error Off The battery is not charging 4 USB SuperSpeed charging port Connects a USB device provides data transfer and for sele...

Page 10: ...et For additional safety information see the Regulatory Safety and Environmental Notices NOTE When a device is connected to the jack the computer speakers are disabled 2 AC adapter and battery light White The AC adapter is connected and the battery is fully charged Amber The AC adapter is connected and the battery is charging Blinking amber The battery has an error Off The battery is not charging ...

Page 11: ...on When the computer is off press the button briefly to turn on the computer When the computer is on press the button briefly to initiate Sleep When the computer is in the Sleep state press the button briefly to exit Sleep select products only When the computer is in Hibernation press the button briefly to exit Hibernation IMPORTANT Pressing and holding down the power button results in the loss of...

Page 12: ...re installed on your product 3 Camera light On The camera is in use Off The camera is turned off by the software 4 Touchpad Touchpad The antennas are not visible from the outside of the computer For optimal transmission keep the areas immediately around the antennas free from obstructions For wireless regulatory notices see the section of the Regulatory Safety and Environmental Notices that applie...

Page 13: ... imprinted on the product NOTE 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...

Page 14: ...ts and their descriptions Component 1 HP product name 2 Product ID 3 Serial number 4 Warranty period Regulatory labels Provide regulatory information about the computer Wireless certification labels Provide information about optional wireless devices and the approval markings for the countries or regions in which the devices have been approved for use 8 Chapter 2 Components ENWW ...

Page 15: ... 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 ENWW Computer majo...

Page 16: ...rts are available For spare part information see Display assembly subcomponents on page 14 2 Top cover in silver finish keyboard with backlight in ceramic white finish includes backlight cable and keyboard cable For use in Belgium M15337 A41 For use in Canada M15337 DB1 For use in Denmark Finland and Norway M15337 DH1 For use in France M15337 051 For use in Germany M15337 041 10 Chapter 3 Illustra...

Page 17: ...nd Norway M15333 DH1 For use in France M15333 051 For use in Germany M15333 041 For use in Italy M15333 061 For use in Japan M15333 291 For use in the Netherlands M15333 B31 For use in Russia M15333 251 For use in Spain M15333 071 For use in Switzerland M15333 BG1 For use in the United Kingdom M15333 031 For use in the United States M15333 001 Top cover in silver finish keyboard in jet black finis...

Page 18: ...ded with the touchpad spare part kit The touchpad cable is available using spare part number M15296 001 In natural silver finish for use with computer models in ceramic white forest teal and mineral silver finish M15295 001 In light teal finish for use with computer models in light teal finish M20850 001 3b Touchpad bracket not illustrated The touchpad bracket is not available as a spare part comp...

Page 19: ...pped with an Intel Celeron N4000 processor 4 GB of system memory and 128 GB of eMMC system storage M15320 001 Equipped with an Intel Celeron N4000 processor 4 GB of system memory 64 GB and of eMMC system storage M15319 001 Equipped with an Intel Celeron N4000 processor 4 GB of system memory and 32 GB of eMMC system storage M15318 001 7a Connector board NOTE The connector board high speed cable and...

Page 20: ... M15307 001 Adhesive Kit not illustrated for use on display bezel M27496 001 2 Webcam microphone module includes double sided adhesive M26773 001 3 Display panel bracket not included as a spare part component 4 35 6 cm 14 0 in display panel FHD 1920 1080 LCD antiglare WLED UWVA 45 eDP slim touchscreen display panel with narrow bezel typical brightness 250 nits M15330 001 14 Chapter 3 Illustrated p...

Page 21: ...nd right rubber caps M15313 001 10 Display panel cable includes the G sensor board cable M15310 001 11 Display hinges 2 includes left and right hinges M15311 001 12 Display back cover includes wireless antenas For use with computer models in ceramic white finish M15304 001 For use with computer models in forest teal finish and light teal finish M15305 001 For use with computer models in mineral si...

Page 22: ... 001 Screw Kit M15314 001 Power cords C5 1 0 m conventional with sticker For use in Australia L19358 001 For use in Denmark L19360 001 For use in Europe L19361 001 For use in India L19363 001 For use in Japan L19365 001 For use in North America L19367 001 For use in Switzerland L19370 001 For use in the United Kingdom L19373 001 16 Chapter 3 Illustrated parts catalog ENWW ...

Page 23: ...s information to properly prepare to disassemble and reassemble the computer Tools required You need the following tools to complete the removal and replacement procedures Tweezers Nonconductive nonmarking pry tool Magnetic Phillips P1 screwdriver ENWW Tools required 17 ...

Page 24: ...ives are fragile components Handle them with care To prevent damage to the computer damage to a drive or loss of information observe these precautions Before removing or inserting a hard drive shut down the computer If you are unsure whether the computer is off or in Hibernation turn the computer on and then shut it down through the operating system Before handling a drive be sure that you are dis...

Page 25: ...tact dissipative surfaces use fixtures made only of static safe materials Keep the work area free of nonconductive materials such as ordinary plastic assembly aids and polystyrene foam Handle ESD sensitive components parts and assemblies by the case or PCM laminate Handle these items only at static free workstations Avoid contact with pins leads or circuitry Turn off power and input signals before...

Page 26: ...l grounding methods and equipment on page 21 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 Generating static electricity Follow these static electricity guidelines Different activities generate different amounts of static electricity Static electricity increases as humidity decreases ...

Page 27: ...per ground a strap must be worn snug against bare skin The ground cord must be connected and fit snugly into the banana plug connector on the grounding mat or workstation Heel straps Toe straps Boot straps can be used at standing workstations and are compatible with most types of shoes or boots On conductive floors or dissipative floor mats use them on both feet with a maximum of 1 MΩ 10 resistanc...

Page 28: ...footwear straps providing 1 MΩ 10 resistance Material handling packages Conductive plastic bags Conductive plastic tubes Conductive tote boxes Opaque shielding bags Transparent metallized shielding bags Transparent shielding tubes Packaging and transporting guidelines Follow these grounding guidelines when packaging and transporting equipment To avoid hand contact transport products in static safe...

Page 29: ... conveyors made of antistatic belts and roller bushings Be sure that mechanized equipment used for moving materials is wired to ground and that proper materials are selected to avoid static charging When grounding is not possible use an ionizer to dissipate electric charges ENWW Packaging and transporting guidelines 23 ...

Page 30: ...24 Chapter 4 Removal and replacement procedures preliminary requirements ENWW ...

Page 31: ...vice 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 of warranty are on the service tag at the bottom of your computer ENWW 25 ...

Page 32: ...er from the computer by unplugging the power cord from the computer 3 Disconnect all external devices from the computer Bottom cover To remove the bottom cover use this procedure and illustration Table 5 1 Bottom cover description and part number Description Spare part number In natural silver finish for use with computer models in ceramic white forest teal and mineral silver finish M15299 001 In ...

Page 33: ...arking nonconductive tool 1 to release the rear edge of the bottom cover from the computer 2 5 Remove the bottom cover 3 from the computer To replace the bottom cover reverse the removal procedures Battery To remove the battery use this procedure and illustration ENWW Component replacement procedures 27 ...

Page 34: ... battery follow these steps 1 Prepare the computer for disassembly Preparation for disassembly on page 26 2 Remove the bottom cover Bottom cover on page 26 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...

Page 35: ...the governmental agency that regulates wireless devices in your country or region 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 Preparation for disassembly on page 26 2 Remove the bottom cover Bottom cover on p...

Page 36: ...N antenna cable connects to the WLAN module 1 Aux terminal 4 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 replace the WLAN module reverse the removal procedures Speakers To remove the speakers use this procedure and illustration 30 Chapter 5 Removal and replacement procedures f...

Page 37: ... speaker cable from the retention clips 2 built into the front edge of the battery 3 Release the speaker cable from the retention clips 3 built into the top cover 4 Remove the four Phillips M2 0 5 4 broad head shoulder screws 4 that secure the speakers to the computer 5 Remove the speakers 5 from the computer NOTE When removing the speakers make note of the location of the four rubber isolators 6 ...

Page 38: ...m board 2 Release the ZIF connectors 2 to which the connector board cables are connected and then disconnect the cables from the connector board 3 Remove the connector board high power cable 3 and the connector board low power cable 4 To replace the connector board cables reverse the removal procedures Connector board To remove the connector board use this procedure and illustration Table 5 5 Conn...

Page 39: ...rocedures and illustrations Table 5 6 System board descriptions and part numbers Description Spare part number NOTE All system board spare part kits include an integrated processor a graphics subsystem with UMA memory and replacement thermal material Replacement thermal material is also available in the Thermal Pad Kit spare part number M15302 001 Equipped with an Intel Pentium Silver N5030 proces...

Page 40: ...storage M15320 001 Equipped with an Intel Celeron N4000 processor 4 GB of system memory and 64 GB of eMMC system storage M15319 001 Equipped with an Intel Celeron N4000 processor 4 GB of system memory and 32 GB of eMMC system storage M15318 001 Before removing the system board follow these steps 1 Prepare the computer for disassembly Preparation for disassembly on page 26 2 Remove the bottom cover...

Page 41: ...7 Remove the eight Phillips M2 0 4 2 screws 1 that secure the system board to the computer 8 Lift the left side of the system board 1 until it rests at an angle ENWW Component replacement procedures 35 ...

Page 42: ...ing the power cable follow these steps 1 Prepare the computer for disassembly Preparation for disassembly on page 26 2 Remove the bottom cover Bottom cover on page 26 3 Disconnect the battery cable from the system board see Battery on page 27 4 Remove the WLAN module WLAN module on page 29 5 Remove the system board System board on page 33 Remove the power cable 1 Turn the removed system board upsi...

Page 43: ...the battery cable from the system board see Battery on page 27 Remove the display assembly 1 Carefully disconnect the two wireless antenna cables from the WLAN module 1 NOTE Models have either one or two WLAN antennas On models with two antennas 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 1 Aux terminal 2 Dis...

Page 44: ... 6 built into the top cover 7 Remove the four Phillips M2 5 5 7 screws that secure the display assembly to the computer 8 Rotate the display upward to open the hinges 1 38 Chapter 5 Removal and replacement procedures for authorized service provider parts ENWW ...

Page 45: ...nside edges of the left 2 and right sides and the inside edge of the bottom edge 3 of the bezel to release it b Remove the bezel 4 from the display The bezel is available using spare part number M15307 001 11 If you need to replace the display panel a Remove the display bezel b Remove the rubber hinge caps 1 from inside the hinges ENWW Component replacement procedures 39 ...

Page 46: ...om corners 1 of the display back cover with a pair of forceps 2 f Slowly and firmly pull the tape 3 away from the display back cover until it is fully released g Release the display panel cable from the retention clips 4 built into the display back cover h Disconnect the display panel cable 5 from the G sensor board 40 Chapter 5 Removal and replacement procedures for authorized service provider pa...

Page 47: ...pical brightness 220 nits 12 If you need to replace the display panel cable a Remove the display bezel b Remove the display panel IMPORTANT Before resting the display panel upside down make sure the work surface is clear of any tools or debris that could scratch the display panel surface c Turn the display panel upside down with the bottom edge toward you d Detach the grounding tape 1 that covers ...

Page 48: ...module a Remove the display bezel b Remove the display panel c Detach the G sensor module from the display back cover The G sensor module is attached to the display back cover with double sided adhesive The G sensor module is available using spare part number M15308 001 14 If you need to replace the display hinges 42 Chapter 5 Removal and replacement procedures for authorized service provider part...

Page 49: ...hat secure the hinges to the display back cover e Remove the display hinges 3 The display hinges are available using spare part number M15311 001 15 If you need to replace the display hinge covers a Remove the display bezel b Remove the display panel c Remove the display hinges d Loosen the two captive Phillips screws 1 that secure the hinge covers to the display hinges ENWW Component replacement ...

Page 50: ...ophone module a Remove the display bezel b Remove the display panel c Remove the display hinges d Remove the two Phillips M2 0 2 8 screws 1 that secure the webcam microphone module bracket to the display back cover e Remove the webcam microphone module bracket 2 44 Chapter 5 Removal and replacement procedures for authorized service provider parts ENWW ...

Page 51: ...he webcam microphone module is attached to the display back cover with double sided adhesive 17 If you need to replace the webcam microphone module cable a Remove the display bezel b Remove the display panel c Remove the display hinges d Remove the webcam microphone module e Detach the webcam microphone module cable 1 from the display back cover The webcam microphone module cable is attached to th...

Page 52: ...1 from the display back cover The wireless antenna transceivers are attached to the display back cover with double sided adhesive e Release the wireless antenna cables from the retention clips 2 and routing channels built into the left and right sides and the bottom edge of the display enclosure f Remove the wireless antennas 3 46 Chapter 5 Removal and replacement procedures for authorized service...

Page 53: ...chpad cable 1 Release the ZIF connector 1 to which the touchpad cable is connected and then disconnect the touchpad cable from the system board 2 Release the ZIF connector 1 to which the touchpad cable is connected and then disconnect the touchpad cable from the touchpad 3 Remove the touchpad cable 3 To replace the touchpad cable reverse the removal procedures Touchpad To remove the touchpad use t...

Page 54: ...e 26 2 Remove the bottom cover Bottom cover on page 26 Remove the battery see Battery on page 27 Remove the touchpad 1 Release the ZIF connector 1 to which the touchpad cable is connected and then disconnect the touchpad cable from the system board 2 Remove the six Phillips M2 0 2 3 broad head screws 2 that secure the touchpad and touchpad bracket to the computer 3 Remove the touchpad bracket 3 Th...

Page 55: ...rive 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 you reset make sure to back up your files to an optional USB flash drive SD memory card or through Google Drive The factory reset will not delete any of your files on Google Dr...

Page 56: ...ss the power button The computer restarts and the screen shows the Chrome OS is missing or damaged screen Installing the Chromebook Recovery Utility The Chromebook Recovery Utility is an app used to recover the original operating system and software programs that were installed at the factory This utility can be installed from the Chrome Web Store on any computer Creating recovery media Recovery m...

Page 57: ...ENWW Erase and reformat the recovery media 51 ...

Page 58: ...52 Chapter 6 Backing up resetting and recovering ENWW ...

Page 59: ...en traveling with your computer the computer dimensions and weights as well as input power ratings and operating specifications provide helpful information Table 7 1 Computer specifications Metric U S Dimensions Width 326 mm 12 84 in Depth 220 mm 8 66 in Height front to back 18 mm 0 71 in Weight 1 5 kg 3 30 lb Input power ENWW Computer specifications 53 ...

Page 60: ... A 45 W 19 5 V dc 3 33 A 65 W 19 5 V dc 4 62 A 90 W 19 5 V dc 6 15 A 120 W 19 5 V dc 6 9 A 135 W 19 5 V dc 7 70 A 150 W 19 5 V dc 10 3 A 200 W 19 5 V dc 11 8 A 230 W 19 5 V dc 16 92 A 330 W Temperature Operating 5 C to 35 C 41 F to 95 F Nonoperating 20 C to 60 C 4 F to 140 F Relative humidity noncondensing Operating 10 to 90 Nonoperating 5 to 95 Maximum altitude unpressurized Operating 15 m to 3 0...

Page 61: ... 1080 FHD 3840 2160 UHD Surface treatment Antiglare FHD UHD panels Brightview OLED panel Brightness 250 nits FHD 45 NTSC panel 300 nits FHD 72 NTSC 100 sRGB panels 400 nits UHD panel Viewing angle UWVA Backlight WLED AMOLED Display panel interface eDP ENWW 35 6 cm 14 0 in display specifications 55 ...

Page 62: ...56 Chapter 7 Specifications ENWW ...

Page 63: ... no more than 2 0 m 6 5 ft All power cord sets must be 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 A and a nominal voltage rating of 125 V ac or 250 V ac as required by the power system of each country or region The appliance coupler must meet the...

Page 64: ... France UTE 1 Germany VDE 1 India BIS 1 Israel SII 1 Italy IMQ 1 Japan JIS 3 The Netherlands KEMA 1 New Zealand SANZ 1 Norway NEMKO 1 The People s Republic of China CCC 4 Saudi Arabia SASO 7 Singapore PSB 1 South Africa SABS 1 South Korea KTL 5 Sweden SEMKO 1 Switzerland SEV 1 Taiwan BSMI 6 Thailand TISI 1 The United Kingdom ASTA 1 58 Chapter 8 Power cord set requirements ENWW ...

Page 65: ...TF 3 conductor 0 75 mm or 1 25 mm conductor size The wall plug must be a two pole grounding type with a Japanese Industrial Standard C8303 7 A 125 V ac configuration 4 The flexible cord must be Type RVV 3 conductor 0 75 mm conductor size Power cord set fittings appliance coupler and wall plug must bear the CCC certification mark 5 The flexible cord must be Type H05VV F 3 conductor 0 75 mm conducto...

Page 66: ...60 Chapter 8 Power cord set requirements ENWW ...

Page 67: ...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 website at http www hp com recycle ENWW 61 ...

Page 68: ...62 Chapter 9 Recycling ENWW ...

Page 69: ...rated 14 removal 39 spare part number 14 39 display bracket illustrated 14 display components 5 display hinge removal 42 spare part number 43 display hinge cover spare part number 43 44 display panel illustrated 14 removal 39 spare part numbers 14 41 display panel cable illustrated 14 removal 41 spare part number 14 42 E electrostatic discharge ESD 17 20 preventing damage 17 20 21 erase and reform...

Page 70: ... removal 26 spare part numbers 26 S Screw Kit spare part number 15 setting up computer after reset or recovery 50 speakers removal 30 spare part number 30 specifications computer 53 display 53 54 hard drive 53 static electricity 17 20 system board removal 33 spare part numbers 33 T touchpad components 7 removal 47 spare part numbers 47 touchpad cable removal 47 spare part number 15 47 transporting...

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