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Iconia B1-A71, Service Manual

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Iconia B1-A71 Service Manual Download Page 19

Hardware Specifications and Configurations

1-13

LAN Interface

Bluetooth Interface

Audio Amplifier IC

Item

Specification

LAN Chipset

No support on board LAN

LAN connector type

N/A

LAN connector location

N/A

Item

Specification

Chipset

AW-NH520

Data throughput

Bluetooth 2.1+Enhanced Data Rate (EDR) / 
BT3.0+HX/BT4.0

Protocol

TBD

Interface

UART

Connector type

I-PEX

Supported protocol

TBD

Item

Specification

Amplifier IC

APA2010HAI-TRG

Feature

•   Differential & Single-Ended input mode 
•   Output Power at 1%THD+N

•   2.4W, at VDD=5V, RL=4 ohm (WLCSP-9)

•   Output Power at 10%THD+N

•   3.1W, at VDD=5V, RL=4 ohm (WLCSP-9)

•   No external output L-C filter required 
•   The gain of the APA2010 has been set by the external 

resistors (Rin)

•   Speaker amplifier power supplies from 2.4V to 5.5V
•   Low Shutdown Current IDD=1uA at VDD=5V
•   High PSRR: 80dB  at 217 Hz
•   WLCSP1.5x1.5-9A package
•   Fast Startup Time (4ms)
•   Less External Components Required
•   Thermal and Over-Current Protections
•   Operating Voltage: 2.4V-5.5
•   High Efficiency up to 90%
•   Lead Free and Green Devices Available (RoHS 

Compliant)

Summary of Contents for B1-A71

Page 1: ...ICONIA TAB B1 A71 S E R V I C E G U I D E G U I D E ...

Page 2: ...shooting General Information 4 2 Power On Issues 4 3 No Display Issues 4 4 LCD Picture Failure 4 5 Touch Screen Failure 4 6 Internal Speaker Failure 4 7 Internal Microphone Failure 4 8 Extend Earphone Failure 4 9 Front Camera Failure 4 10 WiFi BT Function Test Failure 4 11 GPS Function Test Failure 4 12 Other Functions Failure 4 13 Chapter 5 Service and Maintenance Introduction 5 2 Recommended Equ...

Page 3: ...7 Camera Module Removal 5 39 Camera Module Installation 5 40 Battery Removal 5 42 Battery Installation 5 43 Chapter 6 FRU Field Replaceable Unit List Exploded Diagram 6 3 FRU List 6 5 Screw List 6 6 Chapter 7 Test Compatible Components Android OS Environment Test 7 2 ICONIA TAB B1 A71 7 2 Chapter 8 Online Support Information Introduction 8 2 ...

Page 4: ... representations or warranties either expressed or implied with respect to the contents hereof and specifically disclaims any warranties of merchantability or fitness for any particular purpose Any Acer Incorporated software described in this manual is sold or licensed as is Should the programs prove defective following their purchase the buyer and not Acer Incorporated its distributor or its deal...

Page 5: ...as command names option letters and words are shown in constant width bold Variables contained within user input are shown in angle brackets Example At the prompt type run file name m Keyboard keys are shown in bold italics Example After entering data press Enter Screen output text that represents information displayed on the system such as menus prompts responses to input and error messages are s...

Page 6: ...rvice guide In such cases contact your regional offices or the responsible personnel channel to provide you with further technical details When ordering FRU parts Check the most up to date information available on your regional web or channel If for whatever reason a part number change is made it may not be noted in this printed service guide For Acer authorized service providers Your Acer office ...

Page 7: ...ications and Configurations Hardware Specifications and Configurations 1 2 Features 1 2 Tablet tour 1 5 Front View 1 5 Rear View 1 6 Top View 1 7 Bottom View 1 7 Right View 1 8 System Block Diagram 1 9 Specifications Table 1 10 ...

Page 8: ...ating System Android Jelly Bean 4 1 2 Platform MTK 8317T 1 2G Dual Core System Memory RAM DDR3 512MB 1GB eMMC 8GB 16GB Display LCM 7 WSVGA LCM 1024 x 600 169PPI Low voltage LED backlight 70 degree view angle LVDS interface Audio Subsystem Microphone Stereo Speaker 3 5mm Audio Jack Camera Front Camera 0 3M Camera Image capture at 15fps 1600 x 1200 Video capture at 30fps HD 1280 x 720 ...

Page 9: ...o 32G SDHC 2 0 compatible Special Keys and Controls Capacitive Multi Touch Screen Touch controller Goodix GT927 Function buttons Side mechanical key Volume Up Volume Down Power Sensors G Sensor I O Ports MicroSD memory Card slot Micro B Hyper USB Client Dimensions and Weight Dimension 197 4 H x 128 5 W x 11 3 D mm with bezel Weight 370g Power Adapter and Battery Battery Rechargeable Lithium Ion ba...

Page 10: ...r Voltage range frequency 100 240V AC 50 60 Hz DC output 12V and 1 5 A 18W Others Reset hole Green Requirement Rohs compliance WEEE compliance SMT Green process Accessory In Box Micro USB to USB female cable Charger Plug QSG NOTE Protective film is not included ...

Page 11: ...let tour Front View Figure 1 1 Front View Table 1 1 Front View Item Description 1 Touch Screen 7 inch 1024 x 600 capacitive touch screen 2 Camera A 0 3 megapixel camera for video chatting and self portrait images 3 Microphone Receives audio input 1 2 3 ...

Page 12: ...1 6 Hardware Specifications and Configurations Rear View Figure 1 2 Rear View Table 1 2 Rear View Item Description 1 Speakers Emits stereo audio 1 ...

Page 13: ...iew Bottom View Figure 1 4 Bottom View Table 1 4 Bottom View Item Description 1 Headset Jack Connects to stereo headphones Item Description 1 Micro B USB Port Connects to a computer or power adapter with a USB cable 2 Card Slot Cover Insert a micro SD card into the slot under this cover 1 1 2 ...

Page 14: ...ription 1 Reset Hole Insert a pointed object such as a paper clip into the reset hole to reset the tablet to its factory defaults 2 Power Button Press and hold to turn the tablet on or off Press briefly to turn the screen on off or enter sleep mode 3 Volume Control Increases or decreases the tablet volume 1 2 3 ...

Page 15: ...Panel GT927 Sub Camera Camera IF I2C PWM BACKLight Driver RGB I2C EINT DC IN BJT Battery Input SPK HPLP Headset HPLP HPRP MIC3 Class D Class AB MIC1 SN75LVDS83B Battery MT6329 PMU AUDIO LDO OUTPUT BUCK OUTPUT CHARGER AUD HSP BUCK Output LDO Output G Sensor eMMC Sidekey MSDC1 MSDC0 micro SD UART3 UART2 Debug Port MT8317 Cortex A9 1 2GHz Dual Core JTAG UART4 UART1 DDR3 512MB 2Gb X16 2 Pcs OR DDR3 1G...

Page 16: ...ting current AC Input 0 3A DC Output 2 0A Temperature Operating 0º 60ºC 32º 140ºF Non operating 30º 75ºC 22º 167ºF Relative humidity Operating 0 80 Non operating 0 80 Maximum altitude unpressurized Operating N A N A Non operating N A N A Shock Operating Amplitude 105 g Non operating Amplitude 220 g Random vibration Operating 1 644 g Non operating 1 644 g NOTE Applicable product safety standards sp...

Page 17: ... N A Bluetooth Azurewave AW NH520 Wireless Azurewave AW NH520 GPS Azurewave AW NH520 GPS Low Noise Amplifier BGU7005 TOUCH controller GT927 eMMC 8G 16G CAMERA 0 3M Camera Chicony 0 3M OV 7675 Capture 15 fps at full resolution 1600 x 1200 Video recording 30 fps at HD 1280 x 720 Thermal Sensor N A Audio codec MT8317T Embedded in CPU Audio Amplifier MT6329A Embedded in PMU Echo Cancellation N A Batte...

Page 18: ... MCU 520 MHz ARM1176 260 MHz DSP modem cores MD MCU CPU package TFBGA 12 2mm 12 2mm 537 ball 0 4mm pitch package Item CPU Speed Cores Bus Speed FSB DMI QBI Mfg Tech Cache Size Package Core Voltage MT831 7T 1 2 GHz Dua Core N A 40nm L1 32 KB 512K B L2 cache TFBGA 12 2 12 2 mm 537 ball 0 9V 1 2V Item Specification Memory controller Embedded in CPU Memory size 512 MB 1 GB DDR3 Item Specification Vend...

Page 19: ...APA2010HAI TRG Feature Differential Single Ended input mode Output Power at 1 THD N 2 4W at VDD 5V RL 4 ohm WLCSP 9 Output Power at 10 THD N 3 1W at VDD 5V RL 4 ohm WLCSP 9 No external output L C filter required The gain of the APA2010 has been set by the external resistors Rin Speaker amplifier power supplies from 2 4V to 5 5V Low Shutdown Current IDD 1uA at VDD 5V High PSRR 80dB at 217 Hz WLCSP1...

Page 20: ...ixel Pitch mm 0 15 X 0 15 Typical White Luminance cd m2 also called Brightness 250 Contrast Ratio 700 Response Time Optical Rise Time Fall Time msec 30 Typical Power Consumption watt 1 65 Weight without inverter 101 Physical Size mm 165 75 x 105 39 x 3 4 Electrical Interface LVDS Viewing Angle degree Horizontal Right CR 10 Left Vertical Upper CR 10 Lower 75 75 70 75 Resolution 16 bits 32 bits 36 b...

Page 21: ...roller MT6329A Audio onboard or optional On board Mono or Stereo Stereo Resolution 24 bit data resolution Compatibility I2S Interface Sampling rate Sample rate up to 44 1KHz Internal microphone Yes Internal speaker quantity Yes 0 5W stereo speakers x2 Phone Jack HP_Out MIC Features Sampling rates supported 6kHz to 96kHz Sample formats supported 8 bit 16 bit Mono Stereo Interfaces supported DAI I2S...

Page 22: ...or class D AB mode respectively The input must be AC coupled Over current protection is integrated MT6329 also has built in receiver bypass function for 2 in 1 loudspeaker This built in receiver bypass supports multi purpose loudspeaker without any extra BOM cost The output power can reach 97mW onto 8 ohm speaker load Item Specification Chipset AW NH660 SIP include Broadcom BCM4330 Data throughput...

Page 23: ...patibility N A Sampling rate N A Item Specification Chipset N A Memory size N A Interface N A Item Specification USB compliance level USB2 0 Modes Device Speed Low Full and High Number of USB port s 1 port for Device Location JP23 Output Current 0A micro USB port Device mode Item Specification Compliance level N A No support Data throughput N A Number of HDMI port s N A Location N A ...

Page 24: ...AC current 0 3A RMS Max 90Vac 50Hz maximum load Inrush current 60A Max for 230Vac 25ºC cold start Efficiency 73 9 Min at 120Vac 60Hz maximum load Item Specification Chipset SD function is supported by CPU Package N A Interface SDIO Maximum supported size Follow up SD card spec Features Storage cards with adapter microSD Item Specification System state N A ...

Page 25: ...CHAPTER 2 Diagnostic Utilities Diagnostic Utilities 2 2 Introduction 2 2 Diagnostic Tool SOP 2 2 Preparation 2 2 Tool Installation 2 2 Main Menu 2 4 Uninstallation Procedures 2 9 ...

Page 26: ... Preparation Diagnostic Tool USB Driver for PC USB cable Micro SD card Tool Installation 1 Install the USB driver in a PC NB 2 Connect the device to the PC NB using a USB cable 3 Enable USB debugging on the device Settings System Developer options USB debugging Figure 2 1 USB Debugging Mode 4 On the PC NB unzip VSJEVACTPV001 zip 5 Add the current directory to windows class path ...

Page 27: ... V0JVTACTP bat Figure 2 2 VSJEVACTP Folder Directory 7 On the device go to the applications screen and look for the diagnostic tool named ACTP Figure 2 3 Device Applications Screen 8 Tap the ACTP icon to start the testing process Figure 2 3 ...

Page 28: ...ostic Tool Main Menu 1 Two finger touch Test Use this to test 2 point touch on the panel Press and hold a finger on the red block and use another finger to draw along the yellow squares around the panel and the x on the middle of the screen The result is Pass if all the yellow squares turn green The program returns to the main menu after the test is finished Figure 2 5 Two finger touch Test Step 1...

Page 29: ...s When the 5 cm is not complete within 5 seconds the Failure button appears Tap Failure Figure 2 6 Multi touch Test 3 RGB Test Tap the screen to switch to different colored frames and verify abnormal lines or dead pixels on the LCD screen When all frames are complete tap Pass if the test passes Failure if the test fails or Retest to redo the test Figure 2 7 RGB Test Finish ...

Page 30: ...nd Vol text color changes to green to indicate the keys are functioning Figure 2 8 Hardware Keys Test 5 Front Camera Aim the front side of the device at an object Tap capture to test the picture taking functionality Tap Pass if the test passes Failure if the test fails or Retest to redo the test Figure 2 9 Front Camera Test ...

Page 31: ...the test fails or Retest to redo the test Figure 2 10 Speaker Test 7 Microphone Tap the screen to start the test When recording appears speak into the device Check the recorded sound quality when the screen shows replaying Tap Pass if the test passes Failure if the test fails or Retest to redo the test Figure 2 11 Front Microphone Test ...

Page 32: ...e test starts automatically If the SD card read write capability is successful a message appears on the screen and the test automatically closes Otherwise Failure appears on the screen Tap Failure to close the test or Retest to redo the test Figure 2 12 SD Card Test 1 of 2 ...

Page 33: ... be uninstalled once testing is done IMPORTANT DO NOT distribute this tool outside the service center 1 On the device go to Settings Apps Tap the VSJEVACTP icon 2 Tap Uninstall and then tap OK to confirm The Uninstall finished message appears Figure 2 13 Uninstalling the Tool ...

Page 34: ...CHAPTER 3 Jumper and Connectors Location Jumper and Connector Locations 3 2 Mainboard Top View 3 2 Mainboard Bottom View 3 3 ...

Page 35: ... Mainboard Top View Figure 3 1 Mainboard Top Table 3 1 Mainboard Top Jumper and Connectors Item Description Item Description SW2 Reset Button JP18 Camera SW1 Power Button JP27 Headphone Jack SW3 Volume Up JP23 Micro USB SW4 Volume Down SW1 SW2 SW3 JP18 JP27 SW4 JP23 ...

Page 36: ... Table 3 2 Mainboard Bottom Jumper and Connectors Item Description Item Description JP19 Microphone JP25 Battery Connector JP3 LCD Connector JP22 SD Card JP26 Touch Connector JP20 Speaker Connector JP1 WiFi Antenna JP29 Vibrator JP2 GPS Antenna JP1 JP2 JP25 JP29 JP20 JP19 JP3 JP26 JP22 ...

Page 37: ...s 4 3 No Display Issues 4 4 LCD Picture Failure 4 5 Touch Screen Failure 4 6 Internal Speaker Failure 4 7 Internal Microphone Failure 4 8 Extend Earphone Failure 4 9 Front Camera Failure 4 10 WiFi BT Function Test Failure 4 11 GPS Function Test Failure 4 12 Other Functions Failure 4 13 ...

Page 38: ...m s to determine the solution 4 If the issue is still not resolved see Online Support Information on page 8 2 Table 4 1 Verified Symptoms Symptoms See Power on Issues Figure 4 1 Power On Issues on page 4 3 No Display Issues Figure 4 2 No Display Issues on page 4 4 LCD Picture Failure Figure 4 3 LCD Picture Failure on page 4 5 Touch Screen Failure Figure 4 4 Touch Screen Failure on page 4 6 Interna...

Page 39: ...Troubleshooting 4 3 Power On Issues If the system does not power on perform the following Figure 4 1 Power On Issues Start Swap M B Swap the BATT Check BATT OK OK NG ...

Page 40: ...play Issues If the system does not display perform the following Figure 4 2 No Display Issues Start Swap M B Go to power on Trouble shooting step Can power on Check LCD FPC Check LCD panel OK NG Swap LCM OK NG Swap LCM OK OK NG ...

Page 41: ...Troubleshooting 4 5 LCD Picture Failure If the LCD picture fails perform the following Figure 4 3 LCD Picture Failure Start Swap M B Check LCD FPC Check LCD panel Swap LCM OK NG Swap LCM OK OK NG ...

Page 42: ...ubleshooting Touch Screen Failure If the touch screen fails perform the following Figure 4 4 Touch Screen Failure Start Swap M B Check touch screen FPC Swap LCM OK NG Check touch screen panel Swap LCM OK NG OK ...

Page 43: ...Troubleshooting 4 7 Internal Speaker Failure If the internal speakers fail perform the following Figure 4 5 Internal Speaker Failure Start Swap M B Check SPK Swap SPK OK NG OK ...

Page 44: ...4 8 Troubleshooting Internal Microphone Failure If the internal microphone fails perform the following Figure 4 6 Internal Up Microphone Failure Start Swap M B Check the MIC Swap the MIC OK NG OK ...

Page 45: ...Troubleshooting 4 9 Extend Earphone Failure If the external earphone fails perform the following Figure 4 7 Extend Earphone Failure Start Swap M B Check earphone fixture Swap earphone fixture OK NG OK ...

Page 46: ...4 10 Troubleshooting Front Camera Failure If the front camera fails perform the following Figure 4 8 Front Camera Failure Start Swap M B Check the Camera B Swap the camera B OK NG OK ...

Page 47: ...ing 4 11 WiFi BT Function Test Failure If the WiFi and Bluetooth function tests fail perform the following Figure 4 9 WiFi BT Function Test Failure Start Swap M B Check the WiFi BT antenna OK OK Swap the antenna NG ...

Page 48: ...4 12 Troubleshooting GPS Function Test Failure If the GPS function fails perform the following Figure 4 10 GPS Function Test Failure Start Swap M B Check the GPS antenna Swap the antenna OK NG OK ...

Page 49: ...her Functions Failure If other functions such as G Sensor SD hardware keys micro USB and reset test fail perform the following 1 Check the component connection to the mainboard 2 To test for mainboard fault swap the mainboard ...

Page 50: ... Case Removal 5 8 Lower Case Installation 5 14 Speaker Removal 5 19 Speaker Installation 5 20 Microphone Removal 5 21 Microphone Installation 5 23 Mainboard Removal 5 25 Mainboard Installation 5 28 WLAN Antenna Removal 5 31 WLAN Antenna Installation 5 33 GPS Antenna Removal 5 35 GPS Antenna Installation 5 37 Camera Module Removal 5 39 Camera Module Installation 5 40 Battery Removal 5 42 Battery In...

Page 51: ...e and step by step procedures on how to remove and install components from the tablet computer Recommended Equipment The following tools are required to perform maintenance on the tablet Wrist grounding strap and conductive mat Flat screwdriver Philips screwdrivers Pointed plastic pry or similar object Tweezers Table 5 1 Assembly Screws Screw Name Screw Type Quantity M 1 6 x 3 0 5 ...

Page 52: ...phic representation of the module removal and installation sequences It provides information on what components need to be removed and installed during servicing Figure 5 1 Maintenance Flow Micro SD Card Lower Case WiFi Bluetooth Antenna GPS Antenna Mainboard Camera Battery Microphone Speaker ...

Page 53: ...onents Perform the following prior to performing any maintenance procedures 1 Place the system on a flat work surface 2 Disconnect the AC Adapter and remove all cables from the system and its peripherals 3 Make sure the system is completely powered down 4 To make sure the system is completely powered down press and hold the Power button for 3 seconds Figure 5 2 Device Overview with Power Button 5 ...

Page 54: ...intenance Micro SD Card Removal 1 Open the micro SD card cover Figure 5 3 Opening the Micro SD Card Cover 2 Push the micro SD card to eject it from the slot and then remove the card Figure 5 4 Removing the Micro SD Card ...

Page 55: ...Service and Maintenance 5 6 3 Secure the micro SD card cover Figure 5 5 Securing the Micro SD Card Cover ...

Page 56: ...ro SD Card Installation 1 Open the micro SD card cover Figure 5 3 page 5 5 2 Push the micro SD card into the slot until it clicks into place Figure 5 6 Installing the Micro SD Card 3 Close the micro SD card cover Figure 5 5 page 5 6 ...

Page 57: ...n page 5 5 1 From the lower left corner of the tablet pry to slightly create an opening Figure 5 7 Prying for an Opening 2 Insert a plastic pry into the opening and pry to release the bottom side latches following the direction of the arrow Figure 5 8 Unlocking the Bottom Side Latches ...

Page 58: ...ase the right side latches starting from the lower edge towards the top Figure 5 9 Unlocking the Right Side Latches 4 Pry to release the left side latches starting from the lower edge towards the top Figure 5 10 Unlocking the Left Side Latches ...

Page 59: ... side latches Figure 5 11 Unlocking the Top Side Latches 6 Pull the lower case from the bezel by the right side Figure 5 12 Opening the Lower Case CAUTION Do not abruptly pull the lower case from the bezel a connector underneath must be disconnected first ...

Page 60: ... Locate the battery cable connector A and speaker cable connector B Figure 5 13 Locating the Cable Connectors 8 Remove the protective tape covering the battery cable and the speaker cable Figure 5 14 Removing the Protective Tape B A ...

Page 61: ... connector from the mainboard connector Figure 5 15 Disconnecting the Battery Cable 10 Disconnect the speaker cable connector from the mainboard connector This action completely detaches the lower case from the bezel Figure 5 16 Disconnecting the Speaker Cable ...

Page 62: ... be found on the bezel a GPS antenna A b WLAN antenna B c Camera C d WLAN antenna connector D e GPS antenna connector E f Microphone connector F g Microphone G h LCD panel connector H i Touch panel connector I Figure 5 17 Components Overview B G A C D E F H I ...

Page 63: ...n page 5 20 Microphone if not perform Microphone Installation on page 5 23 Mainboard if not perform Mainboard Installation on page 5 28 WLAN Antenna if not perform WLAN Antenna Installation on page 5 33 GPS Antenna if not perform GPS Antenna Installation on page 5 37 2 Connect the speaker cable connector to the mainboard connector Figure 5 18 Connecting the Speaker Cable ...

Page 64: ...ance 3 Connect the battery cable connector to the mainboard connector Figure 5 19 Connecting the Battery Cable 4 Attach the protective tape to secure the battery cable and speaker cable Figure 5 20 Securing the Protective Tape ...

Page 65: ...he speaker cable to hold it in place as the lower case is attached to the bezel Figure 5 21 Routing the Speaker Cable 6 Align and snap the left side latches to attach the lower case to the bezel Figure 5 22 Installing the Lower Case 1 of 4 ...

Page 66: ...5 17 Service and Maintenance 7 Snap the right side latches Figure 5 23 Installing the Lower Case 2 of 4 8 Snap the bottom side latches Figure 5 24 Installing the Lower Case 3 of 4 ...

Page 67: ...Service and Maintenance 5 18 9 Snap the top side latches to completely secure the lower case to the bezel Figure 5 25 Installing the Lower Case 4 of 4 ...

Page 68: ...5 19 Service and Maintenance Speaker Removal Prerequisite Lower Case Removal on page 5 8 Lift to detach the speaker from the lower case Figure 5 26 Removing the Speaker ...

Page 69: ...20 Speaker Installation 1 Peel off the sheet covering the speaker adhesive 2 Install the speaker to its slot on the lower case Figure 5 27 Installing the Speaker 3 Install the lower case see Lower Case Installation on page 5 14 ...

Page 70: ...isite Lower Case Removal on page 5 8 1 Remove the protective tape covering the microphone cable Figure 5 28 Removing the Protective Tape 2 Disconnect the microphone cable connector from the mainboard connector Figure 5 29 Disconnecting the Microphone Cable ...

Page 71: ...Service and Maintenance 5 22 3 Lift to remove the microphone from its slot Figure 5 30 Removing the Microphone ...

Page 72: ...nce Microphone Installation 1 Install the microphone to its slot on the bezel Figure 5 31 Installing the Microphone 2 Connect the microphone cable connector to the mainboard connector Figure 5 32 Connecting the Microphone Cable ...

Page 73: ...and Maintenance 5 24 3 Attach the protective tape to hold the microphone cable on the LCD panel cable Figure 5 33 Attaching the Protective Tape 4 Install the lower case see Lower Case Installation on page 5 14 ...

Page 74: ...e the protective tape covering the microphone cable Figure 5 34 Removing the Protective Tape 2 Disconnect the following connectors from the mainboard connectors WLAN antenna connector A GPS antenna connector B Microphone cable connector C Figure 5 35 Disconnecting the Cables from the Mainboard A B C ...

Page 75: ... the lock and then remove the touch control cable Figure 5 36 Disconnecting the Touch Control Cable 4 From underneath the LCD panel cable pull out the connector pin to release the lock and then remove the LCD panel cable Figure 5 37 Disconnecting the LCD Panel Cable ...

Page 76: ...ervice and Maintenance 5 Remove the five 5 screws securing the mainboard to the bezel Figure 5 38 Removing the Mainboard Screws 6 Lift to remove the mainboard from the bezel Figure 5 39 Removing the Mainboard ...

Page 77: ...ard and connect the camera connector to the mainboard connector TIP Make sure that no cable is placed under the mainboard Figure 5 40 Connecting the Camera Connector 2 Attach the five 5 screws to secure the mainboard to the bezel Figure 5 41 Securing the Mainboard Screws ...

Page 78: ...anel cable into the mainboard connector and then push the pin to lock Figure 5 42 Connecting the LCD Panel Cable 4 With the connector pin outwards connect the touch control cable to the mainboard connector and then push the pin to lock Figure 5 43 Connecting the Touch Control Cable ...

Page 79: ...WLAN antenna connector A GPS antenna connector B Microphone cable connector C Figure 5 44 Connecting the Cables to the Mainboard 6 Install the lower case see Lower Case Installation on page 5 14 Table 5 2 Mainboard Screws Screw Name Screw Type Quantity M 1 6 x 3 0 5 A B C ...

Page 80: ...te Lower Case Removal on page 5 8 1 Remove the protective tape securing the WLAN antenna cable in place Figure 5 45 Removing the Protective Tape 2 Disconnect the WLAN antenna connector from the mainboard connector Figure 5 46 Disconnecting the WLAN Antenna Cable ...

Page 81: ...Service and Maintenance 5 32 3 Using the tweezers detach the WLAN antenna from the bezel Figure 5 47 Removing the WLAN Antenna ...

Page 82: ...Using the tweezers align and install the WLAN antenna to the antenna slot on the bezel Figure 5 48 Installing the WLAN Antenna 1 of 2 2 Connect the WLAN antenna connector to the mainboard connector marked JP1 Figure 5 49 Connecting the WLAN Antenna Connector ...

Page 83: ...e 5 34 3 Route the WLAN antenna cable through the guides and then attach the protective tape to secure the cable in place Figure 5 50 Routing the WLAN Antenna 4 Install the lower case see Lower Case Installation on page 5 14 ...

Page 84: ...Lower Case Removal on page 5 8 1 Detach the protective tape securing the GPS antenna cable to the bezel Figure 5 51 Removing the Protective Tape 2 Disconnect the GPS antenna connector from the mainboard connector Figure 5 52 Disconnecting the GPS Antenna Connector ...

Page 85: ...Service and Maintenance 5 36 3 Using the tweezers detach the GPS antenna from the bezel Figure 5 53 Removing the GPS Antenna ...

Page 86: ...on 1 Using the tweezers align and install the GPS antenna to the antenna slot on the bezel Figure 5 54 Installing the GPS Antenna 2 Connect the GPS antenna connector to the mainboard connector marked JP2 Figure 5 55 Connecting the GPS Antenna Connector ...

Page 87: ...nance 5 38 3 Route the GPS antenna cable through the guide and attach the protective tape to secure the cable in place Figure 5 56 Routing the GPS Antenna 4 Install the lower case see Mainboard Installation on page 5 28 ...

Page 88: ...5 39 Service and Maintenance Camera Module Removal Prerequisite Mainboard Removal on page 5 25 Lift to detach the camera module from the bezel Figure 5 57 Removing the Camera ...

Page 89: ...and Maintenance 5 40 Camera Module Installation 1 Align the camera module to the camera slot on the bezel Figure 5 58 Aligning the Camera Module 2 Attach the mylar to the camera Figure 5 59 Attaching the Mylar ...

Page 90: ...5 41 Service and Maintenance 3 Attach a rubber Figure 5 60 Attaching the Rubber 4 Install the mainboard see Mainboard Installation on page 5 28 ...

Page 91: ...Service and Maintenance 5 42 Battery Removal Prerequisite Mainboard Removal on page 5 25 A Using the plastic pry pry to detach the battery adhesives Figure 5 61 Removing the Battery ...

Page 92: ...28 2 Peel off the sheet covering the adhesives underneath the battery 3 Align and place the battery on the bezel Figure 5 62 Installing the Battery 4 Install the lower case see Lower Case Installation on page 5 14 5 The installed battery may be discharged make sure to plug the AC adapter when testing the device ...

Page 93: ...CHAPTER 6 Field Replaceable Unit List FRU Field Replaceable Unit List 6 2 Exploded Diagram 6 3 FRU List 6 5 Screw List 6 6 ...

Page 94: ...r channel Part number changes will not be noted on the printed Service Guide For Acer Authorized Service Providers the Acer office may have a different part number code from those given in the FRU list of this printed Service Guide Users MUST use the local FRU list provided by the regional Acer office to order FRU parts for repair and service of customer machines NOTE To scrap or to return the def...

Page 95: ...FRU Field Replaceable Unit List 6 3 Exploded Diagram Figure 6 1 Main Assembly Exploded Diagram 3 4 5 1 2 8 9 10 11 12 6 7 ...

Page 96: ... ADHESIVE 47 L15N2 003 3 CAMERA 1M 5M INCL CAMERA FPC SPONGE 57 H99H2 001 4 CMOS GASKET 47 L15N2 002 5 CMOS RUBBER 47 L15N2 001 6 ANTENNA GPS 50 L15N2 001 7 MIC SET 23 L15N2 001 8 ANTENNA WLAN 50 L15N2 002 9 NC_Mainboard Mainboard B1 A71 Acer Logo V1 0 LF 1GB RAM 8GB eMMC NB L1511 001 10 BATTERY 11 SPEAKER 23 L15N2 002 12 LOWER CASE BLACK 60 L15N2 001 ...

Page 97: ...7 H6002 001 AC CLIP 18W AU 27 H6002 002 AC CLIP 18W ARG 27 H6002 003 AC CLIP 18W BRZ 27 H6002 004 ANTENNA GPS 50 L15N2 001 ANTENNA WLAN 50 L15N2 002 CASE COVER BRACKET ASSEMBLY LOWER CASE BLACK 60 L15N2 001 LCD ASSEMBLY ASSY LCD TOUCH MODULE 7 0 6M L15N2 001 DIGITAL LIGHT DEVICE CAMERA 1M 5M INCL CAMERA FPC SPONGE 57 H99H2 001 MAINBOARD NC_Mainboard Mainboard B1 A71 Acer Logo V1 0 LF 1GB RAM 8GB e...

Page 98: ...N2 001 SPEAKER SPEAKER 23 L15N2 002 MISCELLANEOUS CMOS RUBBER 47 L15N2 001 CMOS GASKET 47 L15N2 002 BATTERY ADHESIVE 47 L15N2 003 GPS GASKET 47 L15N2 004 CATEGORY Description Part No SCREWS SCREW 1 6D 3L K 3 1D ZK NL CR3 86 L15N2 001 CATEGORY DESCRIPTION PART NO ...

Page 99: ...CHAPTER 7 Test Compatible Components Test Compatible Components 7 2 Android OS Environment Test 7 2 ...

Page 100: ...1 A71 Table 7 1 ICONIA TAB B1 A71 VENDOR TYPE DESCRIPTION PART NO CPU MEDIATEK MT8317T Dual Core CPU BGA MediaTek MT8 MT8317ATA 537b 1 2G 512K E3 Cortex A9 TFBGA w NEON KC MT807 317 PMIC MEDIATEK MT6329 NB Chipset MediaTek MT8 MT6329 PMIC Dual channel 3 7V 0 7W 155b TFBGA KI MT607 329 Memory eMMC Samsung 8G main Samsung KLM8G2FE3B B001 8GB IC 00809 005 Nanya DDR3 1G 2pcs for 1G Memory Chip NT5CB25...

Page 101: ...Test Compatible Components 7 3 Battery LG 1CELL3 2 Battery LGC BAT 715 Li Polymar 1S1P LGC 1 cell 2710mAh Main COMPAL KT 0010G 002 VENDOR TYPE DESCRIPTION PART NO ...

Page 102: ...CHAPTER 8 Online Support Information Online Support Information 8 2 Introduction 8 2 ...

Page 103: ...mation section users can download information on all of Acer s Notebook Desktop and Server models including Service guides for all models Bios updates Software utilities Spare parts lists TABs Technical Announcement Bulletin For these purposes we have included an Acrobat File to facilitate the problem free downloading of our technical materials Also contained on this website are Detailed informati...

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