TCL Alcatel Pixi4-7 TMO Repair Document Download

Page: 53 / 62

L2E Repair Document

TCL

Communication Ltd.

Rev.

9015W Level 2 Enhance Repair Document

Page

1.0

53/62

8.2.14 Headset failure

Check whether AudioJack
is normal

Reweld or replace
AudioJack

Check whether headset
is normal

（

interchange

method

）

Replace headset

Replace main PCBA

8.2.15 No Signal

Summary of Contents for Alcatel Pixi4-7 TMO

Page 1: ...t Page 1 0 1 62 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Pixi4 7 TMO 9015W Note this manual is non contractual and TCL Communication Ltd...

Page 2: ...Enhance Repair Document Page 1 0 2 62 All rights reserved Transfer copy use or communication of this file is prohibited without authorization 1 0 2016 03 28 Draft creation peter Keira Xie Rev Date Mo...

Page 3: ...uipments requested when download 13 3 2 SUGAR 14 SW download process 15 3 4 Multi Download Tool 17 3 5 Kill Switch 21 5 Disassembly and assembly 9015W 24 5 1 ESD Safety 24 5 2 Disassembly tool 25 5 3...

Page 4: ...unication of this file is prohibited without authorization 1 Level 2 enhance repair process Reassembly Record in BIG End OK Retest OK OK Start Visual Inspection Warranty Check Pretest Failure confirm...

Page 5: ...r in the back casing is not lost We should make sure that the IMEI number must be the same with the one on the IMEI sticker if not it s out of warranty policy 2 Humidity sensitive label If humidity se...

Page 6: ...ights reserved Transfer copy use or communication of this file is prohibited without authorization 2 2 Visual mechanical check Mechanical warranties check items 1 Corrosion Corrosion on the USB connec...

Page 7: ...tery cover touch Lens keypad etc 4 Scratch Scratches length 3mm on any surface including the front casing decorate frame battery cover touch Lens keypad etc 5 Distortion Bend twisted or crushed on the...

Page 8: ...in calculator app and then you will see the interface displaying the SW version Select Auto to start the auto test or select MANU to do the MMI test manually If one of the tests failed during Auto tes...

Page 9: ...and BLUE if it functions well II Press Pass to continue III You will see the LCD displays grey if it functions well IV Press Pass to continue V You will see the LCD displays black if it functions wel...

Page 10: ...Pass to continue if the main camera functions well FRONT CAMERA Press Pass to continue if the front camera functions well AUDIO I You will hear a voice prompt which introduces some emergency call numb...

Page 11: ...a noise near the headset mic you will hear it from headset if it functions well IV Press Pass to continue V Remove FM I You will hear FM playing and FM frequency will be displayed on the screen if it...

Page 12: ...w the senor and it will display near far 1 far near 1 if it functions well II Press Pass to continue SIM I Insert SIM card and the phone will detect it if it functions well II Press Pass to continue M...

Page 13: ...e GPS I It will run GPS and search for satellite and then it will display info such as PRN SNR etc on the screen if it functions well II Press Pass to continue Battery level I It will show the battery...

Page 14: ...hance Repair Document Page 1 0 14 62 All rights reserved Transfer copy use or communication of this file is prohibited without authorization 3 2 SUGAR Double click to install the Sugar MTK_SP then sel...

Page 15: ...air Document Page 1 0 15 62 All rights reserved Transfer copy use or communication of this file is prohibited without authorization SW download process Login the Sugar MTK_SP then select the 9015W mod...

Page 16: ...Enhance Repair Document Page 1 0 16 62 All rights reserved Transfer copy use or communication of this file is prohibited without authorization III Click the Upgrade button disconnect the USB cable th...

Page 17: ...Page 1 0 17 62 All rights reserved Transfer copy use or communication of this file is prohibited without authorization IV Upgrade finished 3 4 Multi Download Tool 1 Double click to install the Multi D...

Page 18: ...nication Ltd Rev 9015W Level 2 Enhance Repair Document Page 1 0 18 62 All rights reserved Transfer copy use or communication of this file is prohibited without authorization 2 Login the Multi Download...

Page 19: ...Ltd Rev 9015W Level 2 Enhance Repair Document Page 1 0 19 62 All rights reserved Transfer copy use or communication of this file is prohibited without authorization 3 Click the button information to...

Page 20: ...2 Enhance Repair Document Page 1 0 20 62 All rights reserved Transfer copy use or communication of this file is prohibited without authorization 4 Click the download button disconnect the USB cable th...

Page 21: ...Document Page 1 0 21 62 All rights reserved Transfer copy use or communication of this file is prohibited without authorization 5 Upgrade finished 3 5 Kill Switch 1 Double click to install the Kill Sw...

Page 22: ...ion Ltd Rev 9015W Level 2 Enhance Repair Document Page 1 0 22 62 All rights reserved Transfer copy use or communication of this file is prohibited without authorization 2 Login the Kill Switch with do...

Page 23: ...vel 2 Enhance Repair Document Page 1 0 23 62 All rights reserved Transfer copy use or communication of this file is prohibited without authorization 3 Click the button start and then insert USB cable...

Page 24: ...9015W Level 2 Enhance Repair Document Page 1 0 24 62 All rights reserved Transfer copy use or communication of this file is prohibited without authorization 5 Disassembly and assembly 9015W 5 1ESD Sa...

Page 25: ...is prohibited without authorization 5 2Disassembly tool You may use the following tools during the disassembly and reassembly procedure 5 3 Disassembly process The steps of disassembly 9015W are as be...

Page 26: ...2E Repair Document TCLCommunication Ltd Rev 9015W Level 2 Enhance Repair Document Page 1 0 26 62 All rights reserved Transfer copy use or communication of this file is prohibited without authorization...

Page 27: ...2E Repair Document TCLCommunication Ltd Rev 9015W Level 2 Enhance Repair Document Page 1 0 27 62 All rights reserved Transfer copy use or communication of this file is prohibited without authorization...

Page 28: ...erved Transfer copy use or communication of this file is prohibited without authorization Step2 Disconnect the TP FPC LCD FPC battery connection RF connector side key and take off the screw which is n...

Page 29: ...2E Repair Document TCLCommunication Ltd Rev 9015W Level 2 Enhance Repair Document Page 1 0 29 62 All rights reserved Transfer copy use or communication of this file is prohibited without authorization...

Page 30: ...Rev 9015W Level 2 Enhance Repair Document Page 1 0 30 62 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Step 3 Remove front camera main camera...

Page 31: ...reserved Transfer copy use or communication of this file is prohibited without authorization Step 4 Remove speaker by using soldering iron Temperature Lead free technology 330 10 time 5 6 seconds Not...

Page 32: ...Repair Document Page 1 0 32 62 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Step 5 Pull up Furnished LCD Bracket by using plastic flake and r...

Page 33: ...ment TCLCommunication Ltd Rev 9015W Level 2 Enhance Repair Document Page 1 0 33 62 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Step 7 Disass...

Page 34: ...Disassembly Notice 1 Take care not to damage several FPCs when you are using plastic flake to separate the furnished frame from the furnished front casing 2 Be careful not to damage TP FPC and LCD FPC...

Page 35: ...aker When assembling the FPC with LED on it make sure the fixed position is right install When assembling furnished frame make sure the main camera TP FPC LCD FPC vibrator and speaker are well install...

Page 36: ...prohibited without authorization Main PCBA 12s Plastic flake Class 1 Front Camera 3s Tweezers Class 1 Main Camera 3s Tweezers Class 1 Camera Rubber 2s Tweezers Class 1 Speaker 3s Tweezers Soldering i...

Page 37: ...Level 2 repair that can be done without any diagnostic equipment All these repairs only refer to the hardware part Charging failure Replace battery N N N Check whether the voltage of The battery is 0V...

Page 38: ...rization Power on failure Check whether power key FPC is damaged N Y Check whether power key connection is good Power on failure Replace PCBA Charge for 15 minutes check whether can power on Replace p...

Page 39: ...ation of this file is prohibited without authorization Display failure Check whether the connection b e t w e e n LCD a n d LCD connector is good N N Check whether LCD connector is normal Y Check whet...

Page 40: ...of this file is prohibited without authorization Touch function failure Check whether the connection between TP and TP connector is good N Y Reassemble TP Y Y Replace PCBA Touch function failure Y N...

Page 41: ...ansfer copy use or communication of this file is prohibited without authorization SIM card recognized failure Check whether the SIM card is good N N C h e c k w h e t h e r S I M c a r d connector is...

Page 42: ...ransfer copy use or communication of this file is prohibited without authorization TF card recognized failure Check whether the TF card is good Y Check whether the TF card connector is good Change TF...

Page 43: ...era is normal Y C h e c k w h e t h e r M a i n c a m e r a connector is normal N Reassemble main camera Replace main camera Reweld or replace Main camera connector Y Replace PCBA Main camera function...

Page 44: ...r Document TCLCommunication Ltd Rev 9015W Level 2 Enhance Repair Document Page 1 0 44 62 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Main PC...

Page 45: ...8H Otherwise it may cause the PCBA blister easily when you heat part of the PCBA by using hot wind gun 2 Interchange method means using a new component to test the function in order to verify whether...

Page 46: ...se or communication of this file is prohibited without authorization Check whether the connection b e t w e e n LCD a n d FPC Connector is good N Y C h e c k w h e t h e r LCD i s normal interchange m...

Page 47: ...ohibited without authorization Check whether power key FPC is damaged N Y Check whether power key connection is good Power on failure Replace PCBA Charge for 15 minutes check whether can power on Repl...

Page 48: ...thorization 8 2 3 TP function failure Check whether the connection between TP and connector is good N Y N Check whether TP is normal interchange method Y Reassemble TP Change TP Replace Main PCBA Y Ch...

Page 49: ...er the SIM card is well inserted N Y N Check whether SIMCardConnector is normal Reassemble SIM card Reweld or replace SIMCardConnector Replace main PCBA Y 8 2 6 TF card is not recognized Check whether...

Page 50: ...is file is prohibited without authorization Check whether the connection between main camera and BTBConnector is good N Reassemble main camera Y Check whether main camera is normal interchange method...

Page 51: ...f this file is prohibited without authorization Check whether the connection between front camera and BTBConnector is good N Y Reassemble front camera Y Check whether front camera is normal interchang...

Page 52: ...Check whether VR625 is normal N Reweld or replace VR625 Check whether charging indicator displays OK N Y N Replace new battery and check the charge function etc Check whether battery is normal such a...

Page 53: ...All rights reserved Transfer copy use or communication of this file is prohibited without authorization 8 2 14 Headset failure Check whether AudioJack is normal N Reweld or replace AudioJack Check whe...

Page 54: ...e is prohibited without authorization Check whether main antenna is normal N Y Replace furnished frame Replace main PCBA Y Check whether the connection between RF antenna And RFConnector is good N Cle...

Page 55: ...Y Check whether U503 is normal N Reweld or replace U503 8 3 L2 enhance spare part list Pixi4 4 3G 9015WX D G E A M N spare part list You can also check the latest SPL from our CSS website https css t...

Page 56: ...rsion 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 Packaging requirement 10 Other component...

Page 57: ...operator must wear anti static gloves fingertips or wear static loop during the whole process of components exchange 11 Final test Function Test During the function test the following items must be ch...

Page 58: ...e or communication of this file is prohibited without authorization APPENDIX 1 Packaging Requirements 1 Any L3 PCBA which has appearance like below cases is not acceptable 1 The PCBA which shielding c...

Page 59: ...Rev 9015W Level 2 Enhance Repair Document Page 1 0 59 62 All rights reserved Transfer copy use or communication of this file is prohibited without authorization 3 Symptom sticker high temperature adh...

Page 60: ...munication of this file is prohibited without authorization a Nonstandard label means broken label label with handwriting dirty label label pasted in the wrong place etc b L2E label IMEI label and BSN...

Page 61: ...BA with anti static bag Note please keep the anti static bag clean and intact especially not to paste any label on it b Choose box according to shipping quantity Each slot usually put 4 or 5pcs 4pcs f...

Page 62: ...Please send the electronic edition to all relevant receivers departments If possible put the hard copy Excel file of L3 PCBA Symptom description into the carton No Country Project Name Commercial Refe...

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TCL Alcatel Pixi4-7 TMO, Repair Document

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