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Thread: One touch tab 7 dual core

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    One touch tab 7 dual core

    L2 Repair Document TCT Mobile Limited


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    VOYAGER
    ONE TOUCH TAB 7 DUAL CORE
    ONE TOUCH T015/T017
    Note: this manual is non-contractual and TCT Mobile Limited can modify it without prior notice the
    characteristics of described equipments.
    L2 Repair Document TCT Mobile Limited


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    0.2 2013-10-31
    Revised some error and Add T015
    model
    Carrie Chen
    0.1 2013-9-22 Preliminary draft Carrie Chen
    Rev. Date Modification description Prepared By Checked By Approved By
    L2 Repair Document TCT Mobile Limited


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    Content
    1. Level2 repair process .................................................. .............................................4
    2. Warranty Check and Visual Inspection .................................................. .................5
    2.1. Warranty confirmation of L1: .................................................. .................................5
    2.2. Visual Mechanical inspection .................................................. ................................6
    3. Pretest........................................... .................................................. ...........................7
    4. Software download .................................................. .................................................9
    5. Disassembly and assembly.......................................... ..........................................12
    5.1. ESD safety .................................................. .................................................. ...........12
    5.2. Disassembly tool.............................................. .................................................. .....12
    5.3. Disassembly process .................................................. ...........................................13
    Disassembly Notice: .................................................. .................................................2 0
    5.4. Assembly Process .................................................. ................................................21
    6. Disassembly process evaluation........................................ ...................................21
    7. Disassembly Complete.......................................... .................................................2 2
    8. Level 2 repair............................................ .................................................. .............25
    9. PCBA exchange.......................................... .................................................. ...........26
    10. Other component exchange.......................................... .........................................26
    11. Final Test.............................................. .................................................. ..................27
    11.1 Function Test .................................................. .................................................. ......27
    APPENDIX 1 Package Requirement....................................... .......................................27
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    1. Level2 repair process
    Preparation
    Visual inspection
    Warranty check
    Pretest & failure confirm
    Backup user data
    SW upgrade
    Disassembly
    Functional test
    L2 repair
    Retest
    Assembly
    Restore user data
    PCBA replace
    Retest
    Record in BIG
    OK
    NG
    OK
    OK
    NG
    NG
    END
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    2. Warranty Check and Visual Inspection
    2.1. Warranty confirmation of L1:
    Take off removable SD cover of tablet as below pic shows, you can find SN label on the back of SD
    Card Cover:
    If device label on the back of SD cover is removed, you can also read SN and CU Ref info in
    tablet by going to “Settings”  “About tablet”  “Status”  “Regulatory & Safety”:
    SN: GAJNK8D000000FF
    PTH: XX
    PTS: XXX
    CU Ref: T015-3AALEU1
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    Noted: Picture above is just for reference, it is not the real info for TAB 7 DUAL CORE commercial unit.
    2.2. Visual Mechanical inspection
    1) Corrosion
     Corrosion on the USB connectors, earphone connectors, and other metal surfaces
    2) Hole
     Holes (Diameter > 1mm) on any surface, including front casing, decorate frame, battery cover,
    LCD Lens, keypad.
    3) Bump
     Bumps (Diameter>1mm) on any surface, including the front casing, decorate frame, battery cover,
    LCD Lens, keypad
    4) Scratch (length > 3mm)
     Scratches on any surface, including the front casing, furnished frame, battery cover, LCD Lens,
    keypad
    5) Distortion
     Bend, twisted or crushed on the h/s, cover/casing or connectors
    6) Broken
     LCD broken, casing broken, cover broken
    7) Dropped.
     Keypad tear off, LCD lens, connectors fallen off
    8) Gap:
     External physical damage relating to abnormal use, like front case and frame opened
    9) Others:
     Damage caused by disassembly like wrong part assembly, lost of components
     Use in abnormal environment like too high temperature with plastic melts
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    3. Pretest
    1) Power on the tablet.
    2) Test step by step with MMI test code;
     Please open “Menu” -> “Calculator” application, and input “0+0-0×0÷=” to enter MMI
    test mode
    Reset/Select all: All test items be selected
    Invert Selection: Uncheck the selected items, check the unselected items
    Start: Start selected test items by sequence.
    i. Front Camera :
    Check if image showed on display is normal: if it is normal, choose pass
    to continue. Otherwise, choose fail to finish test.
    ii. USB Detection Test: Connect USB cable with PC before test
    Connect USB cable with tablet, check if “USB Insert” shows on display, if
    yes, choose pass to continue. Otherwise, choose fail to finish test.
    iii. NTC-Test:
    It will show current temperature: xx.x℃”:
    If the temperature is between 0℃ and 50℃, tablet can charge normally; 50℃ to 70℃,
    temperature is high. If it exceeds 70℃, the tablet will automatically shut down.
    If display shows green, choose pass to continue. Otherwise, choose fail to finish test.
    iv. LCD Backlight Test:
    When automatic backlighting turns on, the backlight change from normal to dark,
    then change from dark to bright, at last it changes to dark. If it is normal, choose
    pass to continue. Otherwise, choose fail to finish test.
    v. Battery Level Test:
    Check battery level; if it can be detected, press “Pass” to continue.
    Note: This item is set for checking before shipment, so the level is set as 60%
    to 80%, for the tablet received in RC, please ignore the standard. Just check if
    battery level can be detected.
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    vi. Rear camera Test: Only for ONE TOUCH T017
    Check if image showed on display is normal: if it is normal, choose pass to continue.
    Otherwise, choose fail to finish test.
    vii. G-sensor:
    Rotate your tablet to see if the black point move with tablet, if it is normal, choose
    pass to continue. Otherwise, choose fail to finish test.
    viii. LCD Test:
    Tap the screen to start LCD test, Check screen for white, red, blue, black, yellow
    changes, without any bright spot or abnormal, choose Pass to continue.
    ix. SD Card Test:
    Insert a SD Card, check SD card 2’s status, if it is normal, choose pass to continue.
    Otherwise, choose fail to finish test.
    Note: SD Card mounted means status of memory, please ignore this info.
    SD card2 means external SD card.
    x. Wifi Information
    Check if wifi Mac address shows, if it is normal, choose pass to continue. Otherwise,
    choose fail to finish test.
    xi. Scanning AP
    All nearby AP will be scanned, if it is normal, choose pass to continue.
    Otherwise, choose fail to finish test.
    xii. TP Test:
    Draw line along the box, make sure every square become blue, then it
    showed test pass and continue.
    xiii. Key Down Test:
    Press Volume+, Volume- Key, and if it works, the corresponding words will turn
    black to red, then choose Pass to continue.
    xiv. Battery status
    Battery level and status (Power/Charging) show, if it is normal, choose
    pass to continue. Otherwise, choose fail to finish test.
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    xv. Speaker Test:
    Test starts, and volume will adjust automatically, if it is normal, choose
    pass to continue. Otherwise, choose fail to finish test.
    xvi. Headset Test
    Unplug/Plug the headset, check status showed on display. if it is normal,
    choose pass to continue. Otherwise, choose fail to finish test.
    xvii. MIC + Receiver
    Recording: Select Recording, begin to record, and then stop recording. It
    will replay the record. Check recording function is OK or not.
    Use the speaker play: It will replay the record. Check recording function is
    OK or not.
    If all function are normal, choose pass to continue. Otherwise, choose fail
    to finish test.
    xviii. Traceability
    Check SW version (system version), CU Ref, SN, PTS, PTH
    4. Software download
    In level 2 Repair center, we can do software downloading for the tablet with USB-Burning-tool.
    USB-Burning-tool is unique for software upgrade of ONE TOUCH TAB 7 DUAL CORE project; it is offline
    downloading. After downloading, all user data will be erased.
    For this tool using, you need below resources:
     Tablets need to do SW downloading;
     PC with common Windows System and internet connection;
     USB-Burning-tool: you can download this tool from Alcatel CSS website (http://css.tclmobile.cn).
     End user USB cable.
    Remark: We take ONE TOUCH T017 as an example to show how to download SW, this part will be
    updated in next version.
    Step 1: Power off the ONE TOUCH T017 device.
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    Step 2: Open USB-Burning-tool (login interface is as below);
    Step 3: select File-> Import Upgrade File: choose one Zip file according to tracking sheet, and then click
    Open. Wait for several seconds, file will open successfully as below pic:
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    Step 4: Press “Volume up” key and hold Power Key, connect tablet with computer through USB cable. You
    will find device in tool.
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    Step 6: Click Start for SW upgrade. It begins to upgrade SW. When SW upgrade finishes, portX’s status
    will turn green.
    Click Stop to finish download. It will take 5-7minutes to finish SW upgrade.
    5. Disassembly and assembly
    5.1. ESD safety
    Please wear static loop or static glove
    5.2. Disassembly tool
    You may use the following tools during the disassembly and reassembly procedure:
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    5.3. Disassembly process
    Step 1: Use plastic stick to separate back cover from top casing, start prying from the edge with keys and
    swipe each edges according to the direction shows in below picture:
    Start from here
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    Note: when plastic stick move to the bottom left corner of tablet, please be careful not be too hard to break
    the wires of speaker
    Step 2: Remove speaker connector from socket on PCBA, and then remove speaker from back cover.
    Step 2: Remove Power, Volume key from back cove by tweezers.
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    Step 3: remove PCBA from front casing.
    1. Remove battery connector from socket on PCBA.
    2. Remove TP FPC from connector on PCBA.
    Push 2 corners of the socket to left,
    release the fixing line
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    3. Remove FPC of audio jack PCBA from socket on PCBA.
    4. Remove key PCBA connector from socket on PCBA
    5. Remove camera module from PCBA
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    6. Take off 2 screws from PCBA by screw driver.
    7. Remove LCD FPC: LCD FPC located on the back of PCBA, please be careful not to break FPC when
    remove PCBA.
    8. Remove Microphone from PCBA:
    Step 4: Remove audio PCBA from back cover.
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    Step 5: remove Battery from back of LCD.
    Drop alcohol from following marked area, and wait for 5 minutes to let liquid flow around, then remove
    battery by pulling handle.
    WARNING of battery disassembling: Potential for fire or burning. Do not puncture, crush, or heat
    the battery. Strictly avoid using sharp tool to pry up battery.
    Fire extinguisher is needed for emergency.
    NOTE:
     NO need to disassemble the battery except below 2 circumstances
    1) Battery defected;
    2) LCD exchange
    3) TP exchange
    4) Front Casing exchange
    Step 6: Separate touch panel from front casing by hot air gun.
    T
    Take care not to break TP/LCD
    FPC
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    Note: Change TP adhesives when reassembly TP, there is one part number for TP adhesives. And new TP
    already with adhesive pasted.
    Step 7: Remove LCD from front casing.
    Components instruction on PCBA:
    1
    2
    3 4
    5
    6
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    1-TP FPC connector 2-Battery connector 3- Key PCBA connector 4-Camera connector
    5-earpiece PCBA connector 6-Speaker connector 7-LCD FPC connector
    8-USB connector 9-SD card connector
    Disassembly Notice:
    1). Speaker is easily to be damaged during disassembly process. Please take care when remove it from
    back cover.
    2). About battery disassemble notice:
     Once the battery has been disassembled, DO NOT reuse it anymore and use a new battery to
    replace it when reassembling the handset.
     Improper operation on battery will cause high risk for fire or burning. Thus please follow up the
    battery disassembly guidance strictly and pay high attention to the WARNING part. Do not
    disassemble battery unless it is necessary.
    7
    8 9
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    3). Put all the spare parts on right position (don’t let all the spare parts mixed and put on the clean place to
    avoid vitiated or stained for each spare part) after disassembly.
    5.4. Assembly Process
    Please refer to the disassembly process for assembly in reverse order.
    Note: Please make sure all adhesives be replaced after disassembly.
    6. Disassembly process evaluation
    The ONE TOUCH TAB 7 DUAL CORE parts disassembly time is listed here. Technique level and
    disassembly method listed below. For technique levels:
    1) Class 1 stands for easy to disassemble.
    2) Class 2 stands for normally to disassemble.
    3) Class 3 stands for difficulty to disassemble.
    Spare part Time Jig Class Remark
    Remove back casing 30s Plastic Wedge Class 1
    Speaker 10s Tweezers Class 1
    Power/Volume Key 5s Tweezers Class 1
    Battery Wires 10s Tweezers Class 1
    Remove LCD FPC 5S Tweezers Class 1
    Remove Audio Jack
    PCBA FPC
    5s Tweezers Class 1
    Remove Side Key PCBA
    FPC
    5S Tweezers Class 1
    Remove Camera Module 5s Tweezers Class 1
    Take off 2 screws 10s Screw driver Class 1
    Remove PCBA 5s None Class 1
    Remove LCD FPC 5s Tweezers Class 1
    Remove Microphone 10s Soldering iron Class 2
    Take off 2 screws 10s Screw driver Class 1
    Remove Audio Jack
    PCBA
    5s Tweezers Class 1
    Remove Battery 120s solid alcohol/
    Plastic Wedge
    Class 3
    Remove TP 120S Hot air gun Class 3 The FPC is easy to damage
    Remove LCD 5s None Class 1
    Remove SD Card
    connector
    120s Hot air gun
    Tweezers
    Class 3 The connector is easy to damage
    Remove USB connector 120s Hot air gun
    Tweezers
    Class 3
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    7. Disassembly Complete
    >Explored view
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    >Disassembly Picture:
    ONE TOUCH T017 Disassembly Picture
    ONE TOUCH T015 Disassembly Picture
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    >This table just lists Level 2 spare parts of ONE TOUCH TAB 7 DUAL CORE. For other bands please refer
    to: https://css.tclmobile.cn/
    ONE TOUCH T017:
    Item EN Description Part number Quantity Remark
    3 TP Module Y0074AUE0010 1 触摸屏功能组件 SMB-D7002,GKG0469A,带背胶贴合(TCL售后专用)触摸屏,VOYAGER,合作方料号:099 1100020103
    4 Middle Frame Y0074BCL0010 1 SMBD7002-RE02,中壳,NR,黑色
    5 LCD Module Y0074AUA0010 1 INN070DP09V6/兆纪组装TCL专供
    6 Back Cover Y0074BCC0010 1 SMBD7010-RE01,后壳(带后置摄像头/不带HDMI/不带SIM卡),喷漆(丝印HW201308025-V2.0),黑色橡胶漆
    7 Speaker Y0074AWA0010 1 VTSH1524E-03-W77-J1,0.5W,8R,L24*W15*H3.6,带SUR0.8-2P-80mm红黑
    8 Battery Y0074CAB0010 1 BT-B0B6TC ,4058120(锂聚合物-万众-锂威),3000mAh,3.7V;2pcs SKD小包装
    9 Audio Jack PCBA SBH18S00010A 1 耳机小板(包含connector, 耳机插座等元器件),VOYAGER,7001230120038,采购件,客服申请
    10 Screws Y0074BMA0010 4 M1.6*3CMHNI(K=0.5)
    11 Key Wires Y0074ARM0010 1 SH1.0-4Y=剥头1(烫锡)-4P-120mm-无
    12 Key PCBA SBH18S00000A 1 按键小板(含按键弹片,不含按键线),VOYAGER,7001070120024,采购件, 客服申请
    13 Key Pad Y0074BJA0010 1 8184C锅盖开关,组合,卧式,D4,SMD
    14 Audio Jack PCBA FPC Y0074BAA0010 1 0.5mm,8P,70mm,-40C~+80C,无折线
    15 Camera Module Y0074ASA0010 1 ZC-D7002-2035+0329 S1.0,CMOS,前置30万像素&后置200万像素,前置648*488后置1616*1232,YUV
    16 Microphone Y0074AWC0010 1 麦克风,,VOYAGER,合作方料号:0420000000002
    17 Audio Jack Y0074ARG0010 1 PJ-31060-TOP,D3.5,3通道,带开关,破板式,卧式,SMD/嘉倪
    18 Key Y0074BFA0010 1 SMBC7003-RE02,按键,喷漆,黑色橡胶漆
    19 Speaker socket Y0074ARM0020 1 speaker连接器插座,,VOYAGER,合作方料号:0502110000015
    20 Audio Jack PCBA connector Y0074ARM0030 2 8P,0.5mm,非破板式,抽屉式,下接,单列,SMD
    21 TP connector Y0074ARM0040 1 30P,0.5mm,非破板式,抽屉式,下接,单列,SMD
    22 Battery Connector Y0074ARE0010 1 MH1.25-5A,单排,卧式,SMD
    23 Camera Socket Y0074ARM0050 1 24P,0.5mm,非破板式,抽屉式,下接,单列,SMD
    24 Key PCBA socket Y0074ARM0060 1 SH1.0-4A,单排,卧式,SMD
    25 LCD Connector Y0074ARA0010 1 40P,0.5mm,非破板式,掀盖式,下接,单列,SMD
    26 USB Connector Y0074ARH0010 1 MICRO-USB-ZYD-NJ,非破板式,正贴,SMD
    27 SD Card Connector Y0074ARJ0010 1 01780000.BG,板上型,可弹出,带插卡检测,SMD
    28 Battey Foam Y0074BRA0010 2 45*10*0.5,ES,单面背3M9080胶,黑色
    29 TP Adhensive Y0074BPA0010 1 SMBD7002-H01,6050PU泡棉双面胶,触摸屏双面胶
    30 LCD Foam1 Y0074BLA0010 1 NR,全导电,单面背胶,7.5*4*3mm,NR
    31 LCD Foam2 Y0074BLA0020 2 NA,全导电,单面背胶,6*6*4mm,LG
    32 Camera lens Y0074BEB0010 1 SMBD7002-H03,摄像头镜片,单面背3M9448胶,丝印,黑色,0616170120025,VOYAGER(O NE TOUCH T017)
    33 Swap PCBA F-B18S1OFMX1 1 客服周转平板主板,,VOYAGER,,CU编码:T017-3*OFMX1,T017-3*OFMX1-S60,
    VOYAGER ONE TOUCH TAB 7 DUAL CORE L2 spare part list
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    ONE TOUCH T015:
    8. Level 2 repair
    This chapter describes the LEVEL 2 repair that can be done without any diagnostic equipment.
    Problem description Action And Solution
    Charging No Charge 1. Make sure use the standard charger
    and USB cable to charge.
    2. Charge tablet and check the display;
    3.Check the battery contact, resoldering
    power supply wires if any
    failure of soldering ;
    3.Check the charge plug on board,
    change it if necessary;
    Switch on with
    battery power
    Can ‘t Switch on 1. Check voltage of the battery;
    2. Check the battery contact, make sure
    connects well.
    3. Check the power switch.
    Item EN Description Part number Quantity Remark
    3 TP Module Y0074AUE0010 1 触摸屏功能组件 SMB-D7002,GKG0469A,带背胶贴合(TCL售后专用)触摸屏,VOYAGER,合作方料号:099 1100020103
    4 Middle Frame Y0074BCL0010 1 SMBD7002-RE02,中壳,NR,黑色
    5 LCD Module Y0074AUA0010 1 INN070DP09V6/兆纪组装TCL专供
    6 Back Cover Y0074BCC0020 1 SMB-D7010,后壳组件(不带后置摄像头/不带HDMI/不带SIM卡,丝印HW201309019-V2.0),黑色橡胶漆
    7 Speaker Y0074AWA0010 1 VTSH1524E-03-W77-J1,0.5W,8R,L24*W15*H3.6,带SUR0.8-2P-80mm红黑
    8 Battery Y0074CAB0010 1 BT-B0B6TC ,4058120(锂聚合物-万众-锂威),3000mAh,3.7V;2pcs SKD小包装
    9 Audio Jack PCBA SBH18S00010A 1 耳机小板(包含connector, 耳机插座等元器件),VOYAGER,7001230120038,采购件,客服申请
    10 Screws Y0074BMA0010 4 M1.6*3CMHNI(K=0.5)
    11 Key Wires Y0074ARM0010 1 SH1.0-4Y=剥头1(烫锡)-4P-120mm-无
    12 Key PCBA SBH18S00000A 1 按键小板(含按键弹片,不含按键线),VOYAGER,7001070120024,采购件, 客服申请
    13 Key Pad Y0074BJA0010 1 8184C锅盖开关,组合,卧式,D4,SMD
    14 Audio Jack PCBA FPC Y0074BAA0010 1 0.5mm,8P,70mm,-40C~+80C,无折线
    15 Camera Module Y0074ASA0020 1 摄像头模组,U-SMB-D7002-329-V2.0(UHJ),CMOS,30万像素,648*496,YUV,715000020025,VOYA GER,
    16 Microphone Y0074AWC0010 1 麦克风,,VOYAGER,合作方料号:0420000000002
    17 Audio Jack Y0074ARG0010 1 PJ-31060-TOP,D3.5,3通道,带开关,破板式,卧式,SMD/嘉倪
    18 Key Y0074BFA0010 1 SMBC7003-RE02,按键,喷漆,黑色橡胶漆
    19 Speaker socket Y0074ARM0020 1 speaker连接器插座,,VOYAGER,合作方料号:0502110000015
    20 Audio Jack PCBA connector Y0074ARM0030 2 8P,0.5mm,非破板式,抽屉式,下接,单列,SMD
    21 TP connector Y0074ARM0040 1 30P,0.5mm,非破板式,抽屉式,下接,单列,SMD
    22 Battery Connector Y0074ARE0010 1 MH1.25-5A,单排,卧式,SMD
    23 Camera Socket Y0074ARM0050 1 24P,0.5mm,非破板式,抽屉式,下接,单列,SMD
    24 Key PCBA socket Y0074ARM0060 1 SH1.0-4A,单排,卧式,SMD
    25 LCD Connector Y0074ARA0010 1 40P,0.5mm,非破板式,掀盖式,下接,单列,SMD
    26 USB Connector Y0074ARH0010 1 MICRO-USB-ZYD-NJ,非破板式,正贴,SMD
    27 SD Card Connector Y0074ARJ0010 1 01780000.BG,板上型,可弹出,带插卡检测,SMD
    28 Battey Foam Y0074BRA0010 2 45*10*0.5,ES,单面背3M9080胶,黑色
    29 TP Adhensive Y0074BPA0010 1 SMBD7002-H01,6050PU泡棉双面胶,触摸屏双面胶
    30 LCD Foam1 Y0074BLA0010 1 NR,全导电,单面背胶,7.5*4*3mm,NR
    31 LCD Foam2 Y0074BLA0020 2 NA,全导电,单面背胶,6*6*4mm,LG
    32 Swap PCBA F-B18S1ALIT1 1 客服周转平板主板,,VOYAGER,,,CU编码:T015-3*ALIT1,
    32 Swap PCBA F-B18S1SPPH1 1 客服周转平板主板,,VOYAGER,,,CU编码:T015-3*SPPH1,
    32 Swap PCBA F-B18S1C2PH1 1 客服周转平板主板,,VOYAGER,,,CU编码:T015-3*C2PH1,
    32 Swap PCBA F-B18S1BFCL1 1 客服周转平板主板,,VOYAGER,,,CU编码:T017-3*BFCL1,
    VOYAGER ONE TOUCH TAB 7 DUAL CORE L2 spare part list
    L2 Repair Document TCT Mobile Limited


    Rev.
    ONE TOUCH TAB 7 DUAL CORE Level 2 Repair Document Page
    0.2 26/30
    All rights reserved. Transfer, copy, use or communication of this file is prohibited without authorization.
    Main display Missing line or column; no
    display; bad or no LCD
    backlight
    Check Connection flex (FPC
    cable),change it if necessary;
    Replace display module if necessary;
    Network Problem No emission or No reception Check the wifi module;
    Check the contact on the PCBA (dirty or
    oxidized);
    TF card No communication between
    the tablet and the TF card
    Check the TF connector on the PCBA;
    Camera Camera doesn't work Check camera module
    Check also camera FPC broken or not
    Audio Noise when record or play Check microphone, replace it if
    necessary;
    Check the contact on the PCBA (dirty or
    oxidized)
    Check loud speaker, replace it if
    necessary;
    In case the LEVEL 2 repair can’t solve the problem, or if the board is damaged, exchange the board.
    9. PCBA exchange
    If Level 2 repair does not solve the failure, it is mandatory to change the PCBA and follow the process
    herein.
    1) Collect the PCBA (without accessories, LCD and camera, microphone).
    2) Get a new PCBA from the swap stock. Reuse those accessories to assemble the mobile.
    3) Fill in the record sticker with SN number, fault code, short code, Hardware Technical Level and
    software version.
    4) Send the NG PCBA with record sticker back to L3 repair center with the recommended packaging
    method,
    Note: packaging method please refer item “APPENDIX 1. Package requirement”.
    10. Other component exchange
    The other components exchange such as
    1) LCD Module
    2) TP
    3) Microphone
    4) Camera module
    5) Other related mechanical components
    L2 Repair Document TCT Mobile Limited


    Rev.
    ONE TOUCH TAB 7 DUAL CORE Level 2 Repair Document Page
    0.2 27/30
    All rights reserved. Transfer, copy, use or communication of this file is prohibited without authorization.
    Please follow the detail in chapter 5 (Disassembly and assembly process).
    But need to be very careful to handle the components with related special tool or jig (especially replacing
    new components)
    It is better to handle it with plastic tools (plastic tweezers and wedge etc.).
    Besides operator must wear anti-static gloves, fingertips or wear static loop during the whole process of
    components exchange.
    11. Final Test
    11.1 Function Test
    During the function test, the following items must be checked and validated.
    1) Cosmetic aspect of the handset,
    2) The SN sticker state on the Board
    3) Switch on the handset
    4) Default welcome message
    5) Perform “Pretest” in Chapter 3
    6) After finishing test, use factory data reset to erase all test record if necessary:
    settingsBackup&resetFactory data resetchoose “Erase storage”Reset tabletErase
    everything
    APPENDIX 1 Package Requirement
    1) Appearance Requirements of PCBA
    i. The failure code label, SN label, custom label should be stuck onto PCBA
    ii. The repair PCBA and custom label should be matched (see appendix one for the detailed
    information)
    L2 Repair Document TCT Mobile Limited


    Rev.
    ONE TOUCH TAB 7 DUAL CORE Level 2 Repair Document Page
    0.2 28/30
    All rights reserved. Transfer, copy, use or communication of this file is prohibited without authorization.
    Note: This is not the real PCBA of TAB 7 DUAL CORE, just take PCBA of T016 for
    example:
    put PCBA label, failure code label and custom label on the PCBA
    2) PCBA Packing Requirements
    i. After packing with anti-vibration bag, the commercial label on PCBA should be easy to
    identify.
    Inner packing is anti-static bag Outer packing is anti-vibration bag
    Custom
    label is
    PCBA label
    Custom label
    Failure Code Label
    L2 Repair Document TCT Mobile Limited


    Rev.
    ONE TOUCH TAB 7 DUAL CORE Level 2 Repair Document Page
    0.2 29/30
    All rights reserved. Transfer, copy, use or communication of this file is prohibited without authorization.
    Put commercial label on anti-vibration bag
    3) Packing Requirement
    Note: Please pay attention to the following points when different models put into one box. Stick up
    the same models with tapes.
    i. Mark the model, quantity and specification of custom label on tape.
    ii. The packing box for PCBA should have marking sticker and well-sealed by the tape with TCL
    logo
    iii. Finally put all the packing boxes into packing cases strong enough and post to HK.
    Stick up the same models with tapes Mark the model, quantity and
    specification of custom label on tape
    model
    quantity
    specification
    L2 Repair Document TCT Mobile Limited


    Rev.
    ONE TOUCH TAB 7 DUAL CORE Level 2 Repair Document Page
    0.2 30/30
    All rights reserved. Transfer, copy, use or communication of this file is prohibited without authorization.
    The packing box for PCBA should have
    marking sticker and well sealed by the
    tape with TCL logo
    Put all the packing boxes into packing
    cases strong enough and post to HK
    iv. The following condition the shipping side should take responsible.
     PCBA is damaged induce to cannot repair.
     Delayed in custom because of unqualified packing.
    If you have any question or problem, please feel free to contact us
    Thanks for your cooperation.
    TCT Mobile Limited
    Global Customer Service TS Dept.
    Sep 22th, 2013
    LINK ALL FIRWARE
    WWW.EASY-FIRMWARE.COM

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