TCL Alcatel A570BL Repair Document Download Page 28 | Manualshive

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L2 Repair Document

TCL

Communication Ltd.

Rev.

A570BL & A571VL Level 2 Repair Document

Page

1.0

28/35

All rights reserved. Transfer, copy, use or communication of this file is prohibited without authorization.

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Summary of Contents for Alcatel A570BL

Page 1: ...ge 1 0 1 35 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Pixi4 4 5 TF A570BL A571VL Note this manual is non contractual and TCL Communication Ltd can modify it without prior notice on the characteristics of described equipments ...

Page 2: ... 2 Repair Document Page 1 0 2 35 All rights reserved Transfer copy use or communication of this file is prohibited without authorization 1 0 2016 02 16 Draft creation Peter Ye Abby Zhou Shawn Xiao Rev Date Modification description Prepared By Checked By Approved By ...

Page 3: ...Level 2 repair process 4 2 Warranty Check and Visual Inspection 5 2 1 Warranty confirmation of L1 5 2 2 Visual mechanical check 6 2 3 Pretest 7 5 Disassembly and assembly A570BL A571VL 14 5 1 ESD Safety 14 5 2 Disassembly tool 14 5 3 Disassembly process 15 5 4 Reassembly Process 22 5 5 Disassembly process evaluation 23 6 Disassembly Complete 24 7 Level 2 repair 25 8 Other component exchange 33 9 F...

Page 4: ...ransfer copy use or communication of this file is prohibited without authorization 1 Level 2 repair process Reassembly Record in BIG End OK Retest OK OK Start Visual Inspection Warranty Check Pretest Failure confirm SW Upgrade Disassembly L2 Repair Retest Function test NG NG Restore User Information Back up user data ...

Page 5: ...he handset enter 06 b If the IMEI sticker 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 sensitive label is not good the cell phone will be considered as out of guarantee a Liquid was detection by humidity sensitive label b Position of humidity sensit...

Page 6: ...es 2 Hole diameter 1mm Holes on any surface including the front casing furnished frame battery cover touch Lens keypad 3 Bump Bumps diameter 1mm on any surface including front casing decorate frame battery 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 th...

Page 7: ...n the cell phone 3 If the cell phone asks to input NCK code this means it is SIM locked and can only be worked with dedicated SIM card Use the correct SIM card 4 Enter the phone code if necessary 5 After the phone power on test step by step with the auto test code Press 2886 in dial screen and then you will see the interface displaying the SW version Select Auto to start the auto test or select MA...

Page 8: ...W DATA I It will check the test automatically and it will show Pass if it functions well II Press Pass to continue Touch panel I Please draw on the yellow area and it will show TEST RESULT OK II Press Pass to continue Display I You will see the LCD display three colors RED GREEN and BLUE if it functions well II Press Pass to continue LCD BLACK I You will see the LCD displays black if it functions ...

Page 9: ...l see the LCD displays white if it functions well II Press Pass to continue KEYBOARD I Press the key displayed on the screen The key on the screen will turn grey when you press it if it functions well II Press Pass to continue LCD BACKLIGHT I The screen backlight will be flashing if it functions well II Press Pass to continue Front CAMERA Press Pass to continue if the main camera functions well MA...

Page 10: ...some emergency call numbers from the speaker if it functions well IV Press Pass to continue V Make a noise near the MIC you will hear it from the receiver if it functions well VI Press Pass to continue VIBRATOR I You can feel the phone s vibrating if it functions well II Press Pass to continue ACCESSORY I Insert headset according to the instruction and you will hear a voice prompt which introduces...

Page 11: ...FM frequency will be displayed on the screen if it functions well VIII Press Pass to continue IX Remove headset according to the instruction X Press Pass to continue FM I Insert headset according to the instruction and you will hear a voice you can touch the screen to change the frequency II Press Pass to continue USB CHARGER I Insert USB cable according to instruction and it will say USB OK if it...

Page 12: ...s to continue SIM I Insert SIM card and the phone will detect it if it functions well II Press Pass to continue SD CARD I Insert SD card and the phone will detect it if functions well II Press Pass to continue BATTERY I It will display the value of battery temperature battery content battery voltage and battery ID if it functions well II Press Pass to continue BLUETOOTH I Bluetooth will search aut...

Page 13: ... 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 Calling I It will make a Emergency call if it functions well II Hang up to continue Secinfo I It will show some info in the screen II Press pass to continue Factory Reset I It will ask if you want to reset your device II Press reset will reset the...

Page 14: ...se or communication of this file is prohibited without authorization 5 Disassembly and assembly A570BL A571VL 5 1ESD Safety Please wear static loop or static glove 5 2Disassembly tool You may use the following tools during the disassembly and reassembly procedure Plastic Flake Tweezers Screwdriver Soldering iron Pry bar Hot wind gun ...

Page 15: ... of this file is prohibited without authorization 5 3 Disassembly process The steps of disassembly A570BL A571VL are as below This module should only be disassembled from bottom to top Step 1 Remove battery cover and battery and then take off 9 screws with screwdriver Step2 Sparate the furnished frame from furnished front casing by using plastic flake ...

Page 16: ...r Document Page 1 0 16 35 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Step 3 Disconnect the Side key TP FPC LCD FPC Main Camera RF then pull up PCBA by using plastic flake and remove it from furnished front casing ...

Page 17: ...L2 Repair Document TCLCommunication Ltd Rev A570BL A571VL Level 2 Repair Document Page 1 0 17 35 All rights reserved Transfer copy use or communication of this file is prohibited without authorization ...

Page 18: ...Ltd Rev A570BL A571VL Level 2 Repair Document Page 1 0 18 35 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Step 4 Remove front camera Speaker ANT sub EBOM MIC_rubber with tweezers ...

Page 19: ...unication of this file is prohibited without authorization Step 5 Remove side key and vibrator by using soldering iron Temperature Lead free technology 330 10 time 5 6 seconds Step 6 Disassemble TP LCD from the casing 1 Please use hot wind gun to heat up touch panel around the four edges Temperature 130 10 Air Level 3 Height 10mm Time 40s 60s ...

Page 20: ...nsfer copy use or communication of this file is prohibited without authorization 2 Push the touch panel by using pry bar 3 Then swipe along the four edges of TP with plastic flake and separate TP and LCD from furnished front casing carefully Note Be careful not to damage TP FPC and LCD FPC when swiping along the top edge ...

Page 21: ...ument TCLCommunication Ltd Rev A570BL A571VL Level 2 Repair Document Page 1 0 21 35 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Step 7 Disassembly complete ...

Page 22: ...r packaging method please refer item APPENDIX 1 Packaging Requirements 5 4Reassembly Process Please make reference to the disassembly process for assembly reverse an order of the disassembly steps Attention When assembling main PCBA make sure the sub camera camera rubber vibrator are well installed firstly Please notice the distinction between the anode and the cathode when assembling vibrator and...

Page 23: ...fies hard to disassembly Spare part Time for disassembly Jigs for disassembly Difficulty Class Remark battery cover 2s Class 1 battery 2s Class 1 Screws 10s Screw driver Class 1 Furnished Frame 5s Plastic flake Class 1 Main PCBA 12s Tweezers 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 iron Cl...

Page 24: ... A570BL A571VL Level 2 Repair Document Page 1 0 24 35 All rights reserved Transfer copy use or communication of this file is prohibited without authorization 6 Disassembly Complete Explored view Please get the latest Level 2 SPL in Forlog system ...

Page 25: ...1 0 25 35 All rights reserved Transfer copy use or communication of this file is prohibited without authorization 7 Level 2 repair This chapter describes the Level 2 repair that can be done without any diagnostic equipment All these repairs only refer to the hardware part Charging failure ...

Page 26: ...L2 Repair Document TCLCommunication Ltd Rev A570BL A571VL Level 2 Repair Document Page 1 0 26 35 All rights reserved Transfer copy use or communication of this file is prohibited without authorization ...

Page 27: ...ut authorization Power on failure Check whether power key FPC is damaged N Y Check whether power key connection is good Power on failure Charge for 15 minutes check whether can power on Replace power key FPC Y Reweld power key FPC N Check whether battery status is good N Replace it with a new battery Y Check whether battery connector is damaged N Reweld or Replace battery connector Y ...

Page 28: ...ir Document TCLCommunication Ltd Rev A570BL A571VL Level 2 Repair Document Page 1 0 28 35 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Display failure ...

Page 29: ...ument TCLCommunication Ltd Rev A570BL A571VL Level 2 Repair Document Page 1 0 29 35 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Vibrating function failure ...

Page 30: ...ation 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 LCD Y Touch function failure Y N Change TP LCD C h e c k w h e t h e r T P i s n o r m a l i n t e r c h a n g e method N R e w e l d o r r e p l a c e J6205 Check whether J6205 is normal ...

Page 31: ...erved Transfer 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 good Re assemble or change SIM card Re weld or change SIM card connector Y SIM card can t be recognized Y ...

Page 32: ...ument TCLCommunication Ltd Rev A570BL A571VL Level 2 Repair Document Page 1 0 32 35 All rights reserved Transfer copy use or communication of this file is prohibited without authorization TF card recognized failure ...

Page 33: ...d Transfer copy use or communication of this file is prohibited without authorization Main camera function failure In case the Level 2 repair can t solve the problem or the PCBA is damaged exchange the PCBA 8 Other component exchange The other components exchange such as 1 Main Camera 2 Front Camera 3 MIC 4 Speaker ...

Page 34: ...ith 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 9 Final test Function Test During the function test the following items must be checked and validated 1 Cosmetic aspect of the hand...

Page 35: ... Page 1 0 35 35 All rights reserved Transfer copy use or communication of this file is prohibited without authorization If you have any question or problem please feel free to contact us Thanks for your cooperation TCL Communication Ltd Global Customer Service TS Dept Feb 29th 2016 ...

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