Acer B3-A10 Service Manual Download | Manualshive

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Figure 7 Download the version

Step 3: make sure the download pattern is “Firmware Upgrade”, press the device’s “” key, and
then connect the android device after power failure with the computer through USB. When the
download ok dialog shows up, it means the download of secro-sign.img has been completed.

Remember never use the Format pattern to download versions.

All download patterns are shown in

Figure 11 as additional information.

Figure 8 Download patterns

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Summary of Contents for B3-A10

Page 1: ...1 Longines B3 A10 SERVICE GUIDE ...

Page 2: ...lities Introduction 12 Flash Tool SOP 12 17 Rewrite SN IMEI BT WIFI APK SOP 18 22 Chapter 3 Service and Maintenance Introduction 23 24 Disassembly and Reassembly Guide 25 43 L2 Troubleshooting Guide 44 50 Chapter 4 Diagnostic Tool SOP Chapter 5 Serial Number Definition Introduction of Acer FG SN 70 77 Introduction of Acer KC PN and Acer KC SN 78 79 Chapter 6 FRU Field Replaceable Unit List Explode...

Page 3: ... to change without notice Acer Incorporated makes no representatives or warranties either expressed or implied with respect to the contents hereof and specifically 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 program prove defective following their purchase the buyer and not Acer...

Page 4: ...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 5: ...oduct Features and Hardware Specifications Product Features and Hardware Specifications Features 1 3 Tablet Tour 4 Front View 5 Rear View 6 Top View 7 Bottom View 8 Left View 9 Right View 10 System Block Diagram 11 ...

Page 6: ... 4 5 Display 1 10 1 quot display with IPS In Plane Switching technology HD 1280 x 800 high brightness LED backlit TFT LCD with integrated multi touch Supporting 10 finger touch 16 10 aspect ratio Wide viewing angle Super slim design Mercury free environment friendly 6 Storage 32 GB eMMC 16 GB eMMC Card reader Supporting microSDTM Card SDXC 7 7 Webcam 1 Video conferencing Rear webcam with 2560 x 19...

Page 7: ...ght may vary depending on product configuration vendor components manufacturing variability and selected options 3 Shared system memory may be allocated to support graphics depending on system memory size and other factors Actual system memory available to the operating system will be reduced by any memory used by the graphics solution and resources required by the operating environment 4 Memory s...

Page 8: ...henomenon is a limitation of TFT LCD technology not a product defect and as such is not covered by Acer s warranty 2015 All rights reserved About Acer Established in 1976 Acer is a hardware software services company dedicated to the research design marketing sale and support of innovative products that enhance people s lives Acer s product offerings include PCs displays projectors servers tablets ...

Page 9: ...4 Tablet Tour Six View ...

Page 10: ...5 Front View Figure 1 1 Front View Item Description 1 Touch Screen TP 10 1 inch 2 Front Camera Front Camera 5 5 2 95_30W 1 2 ...

Page 11: ...6 Rear View Figure 1 2 Rear View Item Description 1 Rear Camera Lens Black cutting glass bottom silkscreen 2 Rear Cover Module Rear Cover Module includes rear cover rear camera lens 1 2 ...

Page 12: ...7 Top View Figure 1 3 Top View Item Description 1 Receiver mesh Black silver steel mesh 1 1 ...

Page 13: ...8 Bottom View Figure 1 4 Bottom View ...

Page 14: ...9 Left View Figure 1 5 Left View Item Description 1 Power Key Power on or off the tablet 2 Volume Key Increases or decreases the tablet volume 1 2 ...

Page 15: ...10 Right View Figure 1 6 Right View ...

Page 16: ...er BQ24296M GPS ANT ACD 3216 A1 CC S BT WIFI FPC ANT 32 768K crystal Speaker MIC 3 5mm Audio Jack MSDC0 8 EMI 16bit 4lane MIPI 1lane MIPI I2C PMIC_SPI I Q Vibrator Back Camera 2lane MIPI EMI 16bit DDR3L K4B4G1646Q HYK0 MT6333P A TPS61280 NCP6335D Backlight APW7215Q BITRG VPROC VPROC_ VM12 USB 26M crystal 7L26002009 26M clock 26M crystal 7L26002009 26M MSDC1 4 VCORE VBAT_BUCK VBAT Battery I2S I2S I...

Page 17: ...des two parts the open of flash tool and the download of a version 1 Open flash tool After decompress the flash tool archive the flash_tool exe shows in Figure1 is the tool that we need Figure 1 The location of flash_tool exe Double check the flash_tool exe Figure 2 will show up and after the ok button is clicked we will enter the download interface Figure 3 The download of Fossil HD s versions wi...

Page 18: ...13 Figure 2 The dialog shows up while double check the flash_tool_acer_only exe Figure 3 The download interface of flash tool ...

Page 19: ... Download interface shown in Figure3 2 Download a Fossil HD s whole version It includes three steps shown in Figure 5 Figure 6 and Figure 7 Step 1 and Step 2 click the Scatter loading button to find MT8127_Android_scatter txt and then click the open button to open the txt file The file exists in the same folder that contains the image folder ...

Page 20: ...15 Figure 5 Select a version Figure 6 Find MT8127_Android_scatter txt ...

Page 21: ... connect the android device after power failure with the computer through USB When the download ok dialog shows up it means the download of secro sign img has been completed Remember never use the Format pattern to download versions All download patterns are shown in Figure 11 as additional information Figure 8 Download patterns ...

Page 22: ...17 Figure 9 is the interface shown during the downloading process Figure 9 Downloading While the interface in Figure 10 shows up it means the download of version completed Figure 4 Download is completed ...

Page 23: ...e two buttons 2 Write HQSN Step1 set a new HQSN Click HQSN button to set the SN of the chip and you would see there is an edit text which you enter you validated SN serial number When SN is done you can click the set button to write SN into the chip When succeed you will see the information that write hqsn into ap nvram success Note only numbers and uppercase letters allowed and no more than 25 ...

Page 24: ... set the SN of your device and you would see there is an edit text which you enter your validated SN serial number When SN is done you can click the set button to write SN in device When succeed you will see the information that write sn into ap nvram success Note only numbers and uppercase letters allowed and no more than 22 Step2 show CodeSN If you choose the update button the SN in your device ...

Page 25: ...see three buttons 2 Write Blutooth Address Step1 Set validated Bluetooth Address Click Bluetooth Address button to set the Bluetooth Address You can use the default serial number on the line or a new one and click set button The update button will show you the original Bluetooth Address If you see the information about success at the bottom of your device congratulation you make it ...

Page 26: ...rite Wifi Address Step1 set Wifi Address Click Wifi Address button to set wifi address You can use the default serial number on the line or a new one and click set button The update button will show you the original wifi address If you see the information about success at the bottom of your device congratulation you make it ...

Page 27: ...22 Step2 Backup Address Do not forget to click Backup Nvram button to make sure wifi address will be in your device ...

Page 28: ...and install components from the tablet Disassembly and Assembly Guide I Precautions Before you perform any service and or repair on the tablet please follow the steps below first 1 Be sure that the tablet is powered down 2 Disconnect the plug from the tablet 3 Remove all rings watches and any other metal objects from your hands 4 Always wear a ground strap on your hand to protect the tablet from s...

Page 29: ... Tools for Reference The illustrations below show the appropriate tools that should be used for the tablet s service and repair 1 Screwdriver 2 Tweezers Use a pair of tweezers to remove insert cables 3 Disassembly Blade ...

Page 30: ...25 III Disassembly Steps 1 Disassemble the rear cover Pry into the gap from side key button location separate the rear cover from tablet as the arrow shown 1 2 3 4 ...

Page 31: ...26 Remark The disassembly part is the defined rear cover module including rear cover rear camera lens and cooling membrane 2 Disassemble the LINK FPC Firstly tear off the yellow mylar on LCM connector ...

Page 32: ...27 Secondly disassemble the LINK FPC from MB and LCM connector 3 Disassemble the battery Firstly disassemble two screws and remove the steel disc ...

Page 33: ...28 Secondly disassemble the battery FPC from connector Thirdly pry into the gap and disassemble the battery from tablet as the arrow shown ...

Page 34: ...29 WEEE annex VII part battery ...

Page 35: ...30 4 Disassemble the MB and assemblies Firstly disassemble the yellow mylar on CTP IC FPC and the silver conductive fabric on MB Secondly disassemble the rear camera motor and cable ...

Page 36: ...31 Thirdly disassemble 4 screws on the speaker boxes and 5 screws on MB ...

Page 37: ...32 ...

Page 38: ...33 5 Disassemble the front camera and back block up foam ...

Page 39: ...34 Remark The disassembly part is the defined MB module including MB waterproof label speaker boxes and motor 6 Disassemble the side key FPC WEEE annex VII part PCB ...

Page 40: ...35 7 Disassemble the MIC rubber cap Remark the remaining part is the defined LCD module including TP LCM front cover 6 pcs of conductive foam one is assembled under the CTP IC ...

Page 41: ...36 WEEE annex VII part LCD ...

Page 42: ...37 IV Reassembly Steps 1 Reassemble the MIC rubber cap 2 Reassemble the side key FPC ...

Page 43: ...38 3 Assemble the back block up foam and front camera on MB The front camera should be assembled within the white silkscreen ...

Page 44: ...39 4 Assemble the MB on tablet Firstly assemble 4 screws on the speaker boxes and 5 screws on MB ...

Page 45: ...40 Secondly tear off the protective membrane and assemble the rear camera on MB Thirdly assemble the speaker boxes motor and cables on tablet ...

Page 46: ... IC FPC and side key FPC with MB connector Then assemble the yellow mylar on CTP IC FPC and the silver conductive fabric on MB 5 Assemble the battery Firstly tear off the release paper on front cover and assemble the battery ...

Page 47: ...42 Secondly assemble the battery FPC on MB connector fix 2 screws on the steel disc 6 Assemble the LINK FPC from MB and LCM connector and paste the yellow mylar on LCM conector ...

Page 48: ...43 7 Combine the battery cover with tablet ...

Page 49: ...ue NO Issue Description Cause Solution 1 LCD shows blank screen white screen lines LINK FPC isn t well assembled re assemble LINK FPC FPC breaks replace LCD MB has defects Refer to MB Service Manual SW cause re update software FPC connector damages replace LCD 2 LCD has defective appearance LCD scratches replace LCD LCD is damaged replace LCD 1 Check if the FPC is damaged or connects improperly 2 ...

Page 50: ...B is damaged refer to MB Service Manual 2 TP appearance has defects TP scratches replace TP TP is damaged replace TP 4 Side key button issue NO Issue Description Cause Solution 1 Side key button has no response Side key FPC s connection has defects replace FPC Side key button has defects 1 replace the battery cover 2 replace side key FPC ...

Page 51: ...use Solution 1 Camera not prepared not working No function Rear camera FPC isn t well assembled re assemble camera FPC Rear camera is defective Replace the camera MB is damaged Repair MB 2 Cannot start the rear camera Rear camera is defective Replace the camera 3 Picture fault FPC isn t well assembled or connection has defects re assemble camera FPC Rear camera has defects Replace the camera MB is...

Page 52: ...ra is defective Replace the camera 3 Image fault Front camera FPC isn t well assembled re assemble Front camera is defective Replace the camera MB is damaged Repair MB 8 WIFI antenna issue NO Issue Description Cause Solution 1 no signal Antenna appearance is defective Replace antenna Antenna shrapnel badly connect to SB Replace antenna cover 1 Check if the FPC is assembled in place or breaks 2 Use...

Page 53: ...Speaker box is defective replace Speaker box Speaker box isn t well assembled re assemble 10 Earphone issue NO Issue Description Cause Solution 1 No function Earphone socket is defective replace earphone socket MB is damaged Repair MB 2 Earphone acoustic anomaly Earphone socket is defective replace earphone socket MB is damaged Repair MB ...

Page 54: ...cription Cause Solution 1 Acoustic anomaly Speaker box has defects replace it MB SB has defects Repair MB SB 2 No sound Speaker box connects poorly re assemble it Speaker box has defects replace speaker box MB SB has defects Repair MB SB ...

Page 55: ... MIC rubber case Re assemble MB has defects Repair MB 2 MIC has no sound MB has defects Repair MB 13 Battery issue NO Issue Description Cause Solution 1 Screen shows charging but fail MB has defects Repair MB 2 Fail to fully charge Battery problem replace MB problem Repair MB 3 Fail to charge MB has defects Repair MB ...

Page 56: ...51 CHAPTER 4 Diagnostic Tool SOP Please use Acer ADS tool ...

Page 57: ...on ACER FG PN Year Week Sequence Number MM Version PPPPPPPPPP Acer FG PN which is from the BOM by PM 10 characters without dots here There are 12 characters in Acer FG PN with the format of 2 5 3 code including two dots For example LX G5808 039 Remove dots to get 10 characters of PPPPPPPPPP For example LXG5808039 YWW 1 digit of year and 2 digits for week code Y The last digit of year For example 9...

Page 58: ...ary 1995 is identified by the calendar date 1995 01 01 and week date 1994 W52 7 Tuesday 31 December 1996 is identified by the calendar date 1996 31 12 and week date 1997 W01 2 SSSSS 5 unique hexadecimal codes by manufacturer factory product base start form 00001 and reset every week Hexadecimal numeral system uses 16 digits they are 0 9 A B C D E and F Maintain one and only one counter to generate...

Page 59: ... 00014 Product Unit 11 12 13 14 15 16 17 18 19 20 hexadecimal codes 00015 00016 00017 00018 0001 9 0001 A 0001 B 0001 C 0001 D 0001 E Product Unit 21 22 23 24 25 26 27 28 29 30 SSSSS One counter to generate sequence number even different platform product MM Manufacturer code two digits defined by Acer SIC It only apply by ODM manufacturer location not factory Use alphanumeric characters including ...

Page 60: ... with a unique MM code VV Engineering version code of hardware two characters defined by ODM vendor Please use alphanumeric characters including 0 9 and A Z only Excluding O and I Special characters are not allowed here If ODM do not need to use this VV code keep it as 00 This code does not be used to generate SNID In other words a SNID code does not contain VV data ...

Page 61: ... same as Acer FG SN dddddd 6 decimal numbers transferred from 5 hexadecimal numbers SSSSS of Acer 22_Code_FG_SN Transfer formula for S1S2S3S4S5 The sequence number in decimal dddddd S1 164 S2 163 S3 162 S4 161 S5 Example If Acer FG SN SSSSS 001FD SNID dddddd 1 16 16 15 16 13 000509 SSSSS dec2hex value DDDDDD hex2dec value detail refer to MS excel Mmm The Mmm transferred from Alphanumeric MM code o...

Page 62: ...numbers into two parts Random assigned depending on production sequence 000001 to 491500 for model A 491501 to 983000 for model B 000001 for model A 1st FG 000002 for model B 2nd FG 000003 for model A 3rd FG 000004 for model A 4th FG 000005 for model B 5th FG 000006 for model A 6th FG 000007 for model B 7th FG 000008 for model B 8th FG etc Note 3 1 2A The SNID codes are Alphanumeric and can not co...

Page 63: ... web sites The resolution of barcode is 200 DPI 8 dot mm or higher Please take a look at the following figures to reference the locations of Acer FG label and itself http www adams1 com pub russadam 128code html http www barcode college com tw barcode htm Note 4 1 Acer label size is 1 cm 5 cm This label size is for reference only ODM can adjust a little the label size to meet physical requirements...

Page 64: ...59 Note 4 2 Every Acer FG SN in databases is the same as the characters and the meaning of barcode printed on its own label ...

Page 65: ... is almost the same as Acer FG SN Acer KC SN does not have its related SNID The following is its definition of every character Acer 22_Code_KC_SN PPPPPPPPPPYWWSSSSSMMVV 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 22 Code P P P P P P P P P P Y W W S S S S S M M V V Definition ACER KC PN Ye ar Week Sequence Number MM Version PPPPPPPPPP Acer KC PN 2 5 3 code which is from the BOM by Acer...

Page 66: ...s is the same characters as shown on its own label including it barcode Note 6 0 2 Every ODM KC PN can be found in Acer SPL database Please contact with the Acer PIC in CSD Note 6 0 3 Acer KC PN is more important than Acer KC SN for repair centers ...

Page 67: ... 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 defective parts u...

Page 68: ...r camera lens 1 8 HQ31204096000 Main board 1 9 HQ20330127000 Speaker Box 1 1 10 HQ20330128000 Speaker Box 2 1 11 HQ20400069000 Motor 1 12 HQ22010301000 LINK FPC 1 13 HQ60331262000 Battery 1 14 HQ20900084000 Lock battery connector steel piece 1 15 HQ22230838000 LCM connector mylar 1 16 HQ20200996000 Front camera 1 17 HQ22200498000 Front camera block up sponge 1 18 HQ20201028000 Rear camera 1 19 HQ2...

Page 69: ...001 5340mah_SP318173SE_ac er USB Cable HQ60320586000 CA33_Micro 5Pin 2000mA_100cm_ACER Front Camera HQ20200996000 Acer PN NC 21411 036 5 5 2 95_30W Rear Camera HQ20201028000 Acer PN NC 21411 04A 8 5 8 5 4 66mm_500W MIC Rubber Case HQ21400435000 Black rubber Side Key FPC HQ22001077000 ...

Page 70: ...d to Lock Battery Connector HQ20900084000 Silver Screw HQ22110009000 Used to Lock MB Speaker Box M1 4 3 5_black HQ22110033000 Used to lock battery connector steel disc M1 4 2 0 Front Camera Block Up Foam HQ22200498000 4 6 4 6 0 7_square_black ...

Page 71: ...silver Mylar HQ22230838000 For LCM connector 15 2 7 0 06_yellow HQ22230839000 For front camera connector 10 5 2 0 06_yellow Break Seal Label HQ60401199000 6 5mm Defined Module LCD Module HQ31601537000 Acer PN 6M LB6N8 001 Touch panel LCM Conductive fabric for MB landing ...

Page 72: ...ck rear cover Rear camera lens MB Module HQ31601539000 Acer PN NB LB611 001 MB Speaker box Motor Waterproof label MB Soldering Spare Parts List Speaker box 1 PN Right HQ20330127000 Speaker box 2 PN Left HQ20330128000 Motor PN HQ20400069000 ...

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