HP 8 G21411, Maintenance And Service Manual

Page 1: ...HP 8 G21411 Tablet Maintenance and Service Guide IMPORTANT This document is intended for HP authorized service providers only ...

Page 2: ...rs or omissions contained herein First Edition August 2014 Document Part Number 776892 001 Product notice This guide describes features that are common to most models Some features may not be available on your tablet Software terms By installing copying downloading or otherwise using any software product preinstalled on this tablet you agree to be bound by the terms of the HP End User License Agre...

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: ... 8 Service considerations 8 Plastic parts 8 Cables and connectors 8 Grounding guidelines 9 Electrostatic discharge damage 9 Packaging and transporting guidelines 10 Workstation guidelines 10 5 Removal and replacement procedures 12 Tablet component replacement procedures 12 Back cover 12 Battery 14 Power volume button board 15 Front facing webcam 16 Rear facing webcam 18 Speakers 19 System board 20...

Page 6: ...8 Power cord set requirements 25 Requirements for all countries 25 Requirements for specific countries and regions 25 9 Recycling 27 Index 28 vi ...

Page 7: ... facing webcam Supports MPEG1 MPEG2 MPEG4 XVID H264 H263 WMV7 8 9 VC 1 VP8 AVS MJPEG VP6 WMV1 2 DIVX video formats Supports JPG BMP GIF and PNG photo formats Sensor Accelerometer G sensor GPS Wireless networking Integrated wireless option WLAN 802 11b g n with WIFiDirect 1 Bluetooth Traditional Mode a Bluetooth 3 0 b Bluetooth 3 0 HS and c Other backwards modes 2 Bluetooth 4 0 Dual Mode a BLE b Mu...

Page 8: ...pports a 5 V 2 A AC adapter with DC plug and localized cable plug support Operating system Preinstalled Android 4 4 2 Serviceability End user replaceable part AC adapter and USB extension cable 2 Chapter 1 Product description ...

Page 9: ...Item Component Item Component 1 Micro SD Card Reader slot 6 Front facing webcam 2 Microphone 7 Power button 3 Micro USB 2 0 port 8 Volume control buttons 2 4 Audio out headphone Audio in microphone jack 9 Speakers 2 5 Rear facing webcam 3 ...

Page 10: ...ame product number and part number The tablet serial number 1 product name 2 product number 3 and part number 4 are located on the back cover This information is needed when travelling internationally or contacting customer support 4 Chapter 3 Illustrated parts catalog ...

Page 11: ...des top and bottom speakers and cables 785179 001 5 Microphone included with system board spare part number 785180 001 6 Wireless antenna cable and transceiver included with back cover spare part number 785173 001 7 System board equipped with an AllWinner A33 ARM cortex A7 1 20 GHz quad core processor graphics subsystem with UMA memory 1 0 GB DDR3 system memory and a 16 GB Nand hard drive 785180 0...

Page 12: ...ay panel assembly an AllWinner A33 ARM cortex A7 1 20 GHz quad core processor graphics subsystem with UMA memory 1 0 GB DDR3 system memory and a 16 GB Nand hard drive and a 3 7 V 3950 mAh LI battery For use only in the Asia Pacific countries and regions 785174 371 For use only in Europe 785174 021 For use only in Latin America 785174 161 For use only in North America 785174 001 Screw Kit 785178 00...

Page 13: ...t capacitive TouchScreen display panel assembly an AllWinner A33 ARM cortex A7 1 20 GHz quad core processor graphics subsystem with UMA memory 1 0 GB DDR3 system memory and a 16 GB Nand hard drive and a 3 7 V 3950 mAh LI battery for use only in Latin America 785174 371 HP 8 G21411 Tablet equipped with a 7 85 in 1024 768 IPS 5 point capacitive TouchScreen display panel assembly an AllWinner A33 ARM...

Page 14: ...lastic 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 tablet be sure that cables are placed in their proper locations during the reassembly process Improper cable placement can damage the tablet Cables must be handled with extreme care to avoid damage Apply only the tension...

Page 15: ...e 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 follo...

Page 16: ... 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 17: ...m 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 tabletop workstations with ground cords of one megohm resis...

Page 18: ...177 001 Before disassembling the tablet follow these steps 1 Turn off the tablet If you are unsure whether the tablet is off or in Hibernation turn the tablet on and then shut it down through the operating system 2 Disconnect the power from the tablet by unplugging the power cord from the tablet 3 Disconnect all external devices from the tablet Remove the back cover CAUTION Before turning the disp...

Page 19: ... to the tablet 3 Insert a thin plastic tool 1 between the back cover and the display panel assembly The first insertion point should be near the power button 2 in the rear right corner of the tablet 4 Lift the left edge of the back cover 3 until it separates from the display panel assembly 5 Lift the top edge of the back cover 4 until it separates from the display panel assembly 6 Lift the bottom ...

Page 20: ...er cord from the tablet 3 Disconnect all external devices from the tablet 4 Remove the back cover see Back cover on page 12 WARNING To reduce potential safety issues use only the battery provided with the tablet a replacement battery provided by HP or a compatible battery purchased from HP CAUTION Removing a battery that is the sole power source for the tablet can cause loss of information To prev...

Page 21: ...her the tablet is off or in Hibernation turn the tablet on and then shut it down through the operating system 2 Disconnect the power from the tablet by unplugging the power cord from the tablet 3 Disconnect all external devices from the tablet 4 Remove the back cover see Back cover on page 12 5 Disconnect the battery cable from the system board see Battery on page 14 Remove the power volume button...

Page 22: ...s 1 Turn off the tablet If you are unsure whether the tablet is off or in Hibernation turn the tablet on and then shut it down through the operating system 2 Disconnect the power from the tablet by unplugging the power cord from the tablet 3 Disconnect all external devices from the tablet 4 Remove the back cover see Back cover on page 12 5 Disconnect the battery cable from the system board see Bat...

Page 23: ...he display panel assembly The front facing webcam is attached to the display panel assembly with double sided adhesive 3 Remove the front facing webcam and cable Reverse this procedure to install the front facing webcam Front facing webcam 17 ...

Page 24: ...e tablet 3 Disconnect all external devices from the tablet 4 Remove the back cover see Back cover on page 12 5 Disconnect the battery cable from the system board see Battery on page 14 Remove the rear facing webcam 1 Release the ZIF connector 1 to which the rear facing webcam cable is attached and then disconnect the rear facing webcam cable from the system board 2 Release the rear facing webcam 2...

Page 25: ...from the tablet 3 Disconnect all external devices from the tablet 4 Remove the back cover see Back cover on page 12 5 Disconnect the battery cable from the system board see Battery on page 14 Remove the speakers 1 Unsolder the speaker cables 1 from the system board speaker connectors NOTE When installing the speakers the red speaker cables should be soldered to the system board positive terminals ...

Page 26: ...DR3 system memory and a 16 GB Nand hard drive 785180 001 Before removing the system board follow these steps 1 Turn off the tablet If you are unsure whether the tablet is off or in Hibernation turn the tablet on and then shut it down through the operating system 2 Disconnect the power from the tablet by unplugging the power cord from the tablet 3 Disconnect all external devices from the tablet 4 R...

Page 27: ...wer button board ZIF connector and cable 5 Front facing webcam cable 7 Rear facing webcam cable 2 Remove the three Phillips PM1 5 2 5 screws 1 that secure the system board to the display panel assembly 3 Detach the left side of the system board 2 from the display panel assembly The left side of the system board is attached to the display panel assembly with double sided adhesive System board 21 ...

Page 28: ...4 Remove the system board 3 Reverse this procedure to install the system board 22 Chapter 5 Removal and replacement procedures ...

Page 29: ...dustry standard micro A or micro B USB cable The HP 5V 2A adapter included with your tablet is recommended for charging the tablet 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 non condensing 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 f...

Page 30: ...example older apps and widgets might not work well with the most recent operating system Go to the QQ App store to download the latest versions of HP and third party apps and widgets The QQ App store displays the number of existing applications that you can update If you want to update the operating system manually go to http www hp com support Factory data reset To reset all settings and delete a...

Page 31: ...ust 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 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 ...

Page 32: ... 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 appliance ...

Page 33: ...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 27 ...

Page 34: ...M mass storage device product description 1 memory module product description 1 microphone location 3 product description 1 microphone jack 3 model name 1 O operating system product description 2 P packaging guidelines 10 plastic parts service considerations 8 ports product description 1 USB 2 0 3 power button 3 power cord set requirements 25 power requirements product description 1 power volume b...

Page 35: ...7 specifications 23 tools required 8 top cover spare part number 7 transporting guidelines 10 U USB 2 0 port 3 USB extension cable spare part number 6 7 V video product description 1 volume control buttons 3 W webcam removal 16 18 spare part numbers 5 7 16 18 wireless networking product description 1 workstation guidelines 10 Index 29 ...