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Alcatel ONETOUCH 7048A, Repair Document

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Alcatel ONETOUCH 7048A Repair Document Download Page 54

 

L2 Repair Document 

                         

TCL

 Communication Ltd.

 

                     

Rev. 

Go Play 7048X_A Level 2 Repair Document 

Page 

1.3 

54/95 

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

 

   

 

 

Step3.

 

Dispensing glue on USB screws and solidify 

 

Glue type: Loctite 5140: (5145 substitute) ; 

 

            

Loctite 5140 (5145 as substitute) for screw glue with syringe. 

             It’s a cost down solution for USB screw glue. 

                   

             

                     

                   

  

          Attention: 

Screw glue need to be correctly positioned to cover correctly the screws, and wait about 

5 

minutes

. 

 Loctite 5140 (substitute 5145) glue cures time: Surface cures tack-free in 1 hour, fully cures in 24 hours

 

 

Summary of Contents for ONETOUCH 7048A

Page 1: ...nt Page 1 3 1 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Go Play 7048X A Note this manual is non contractual and TCL Communication Ltd c...

Page 2: ...mmunication of this file is prohibited without authorization 1 3 2015 11 11 Update the reassemble process for refurbish Wilson li Minfeng Chen 1 2 2015 10 16 Add air leak test update air hole foam Wil...

Page 3: ...2 Visual mechanical check 6 2 3 Pretest 9 2 4 Battery Test 17 3 Software download 20 3 1 Equipments requested when download 20 3 2 Tool installation 21 3 3 SW download process 22 3 4 Download Mode 26...

Page 4: ...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...

Page 5: ...rization 2 Warranty Check and Visual Inspection 2 1 Warranty confirmation of L1 Warranty check flow reference Out of Warranty note 1 Case Due to Appearance defect 2 Case Due to Customer with inadverte...

Page 6: ...st 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 4 You can check the IMEI that engraved in the SIM tray as 2 2Visual mec...

Page 7: ...or crushed on the h s cover casing or connectors etc 6 Broken Touch broken casing cover broken etc 7 Dropped Keypad tears off touch lens connectors dropped etc 8 Gap External physical damage relating...

Page 8: ...reserved Transfer copy use or communication of this file is prohibited without authorization Distortion Plastic frame SIM cover Damage SIM SD cover Rubber Seal foam Speaker mesh UV glue on Screw LDI...

Page 9: ...card Use the correct SIM card 5 Enter the phone code if necessary 6 Enter auto test in power off mode 7 If power on test step by step with the auto test code Press 2886 in dial screen and then you wil...

Page 10: ...splay three colors RED GREEN and BLUE if it functions well II Press Pass to continue III You will see the LCD displays grey level if it functions well IV Press Pass to continue V You will see the LCD...

Page 11: ...EY backlight I The keypad backlight will be flashing if it functions well II Press Pass to continue Front Camera Press Pass to continue if the front camera functions well Main Camera Press Pass to con...

Page 12: ...t functions well IV Press Pass to continue V Put the handset near your ear and make a noise near the MIC on the bottom then you will hear it from receiver if it functions well VI Press Pass to continu...

Page 13: ...which introduces some emergency call numbers through the headset right if it functions well IV Press Pass to continue V Make a noise near the headset s mic and you will hear it from headset if it fun...

Page 14: ...face up face down towards down left and right according to instruction then it will say All positions checked if it functions well IV Press Pass to continue E compass I Move the phone in an 8 shape I...

Page 15: ...ery content current Voltage if it functions well II Press Pass to continue Bluetooth I Bluetooth will search automatically and it will display device address if it functions well II Press Pass to cont...

Page 16: ...l get the value of current battery level Firmware I It will show the information of TP II Press Pass to continue Efuse check It will show the information mobile efuse and TCT dump TV Link I It will di...

Page 17: ...communication of this file is prohibited without authorization NpiDwnCheck It will show NPI_Down status ok if it functions well Factory Reset Press the reset then the phone will reboot then reset the...

Page 18: ...al Charge time Power pack Lithium 3 5h Note If the battery is new charge it before use Battery icon will appear after charging a short time If the battery is deeply discharged battery icon will appear...

Page 19: ...s not light on or battery icon does not flash when the charger or the cell phone s charge function is defective with mechanical or electronics In this case Replace the charger to charge Confirm it wor...

Page 20: ...rating temp 20 60 C Storage at different temperature Storage temp Storage term Recovery capacity 20 60 C 1 month Refer to note 1 20 45 C 3 months 20 20 C 1 year Initial impedance PACK 150 m Shipment v...

Page 21: ...Go Play 7048X_A Level 2 Repair Document Page 1 3 21 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorization 3 2 Tool installation Double click Setup...

Page 22: ...of this file is prohibited without authorization 3 3 SW download process 1 Prepare Recommend to power off the handset and connector to PC by USB cable Or if the handset is power on please input 2324 t...

Page 23: ...v Go Play 7048X_A Level 2 Repair Document Page 1 3 23 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorization 3 Select the 7048 model 4 click the Get...

Page 24: ...ument Page 1 3 24 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorization NOTE Phone will power on when you clicked OK please plug off phone from USB...

Page 25: ...mmunication Ltd Rev Go Play 7048X_A Level 2 Repair Document Page 1 3 25 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorization 5 Click the upgrade b...

Page 26: ...ration ways into download mode Prepare Status Phone need in power off status Operation 1 Press and hold Volume up key and Volume down key at the same time and insert cable into phone to connect PC You...

Page 27: ...27 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorization 4 Disassembly and assembly 4 1 ESD Safety Please wear static loop or static glove 4 2 Disa...

Page 28: ...1 Mandatory spare parts list 4 3 2 Disassemble process Can get the operation video from CSS web http rsh a novo com Video name Go play disassemble process V1 1 WMV The steps of disassemble this devic...

Page 29: ...ithout authorization Step 2 TP LCD module disassembly Use hot wind gun to heat touch lens along with the four edges hot wind gun temperature 130 Air Level 3 Height around 10mm Time about 30s And then...

Page 30: ...Rev Go Play 7048X_A Level 2 Repair Document Page 1 3 30 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Please separate the TP from left to r...

Page 31: ...mmunication Ltd Rev Go Play 7048X_A Level 2 Repair Document Page 1 3 31 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorization remove the screws bef...

Page 32: ...heated and if some glue remained on TP or frame you can use the alcohol for clean but pay attention for not use much for TP suggest just use slightly wet soft cloth to clean the TP part avoid to impac...

Page 33: ...8X_A Level 2 Repair Document Page 1 3 33 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Step 5 Disassembly front casing from frame Remove th...

Page 34: ...2 Repair Document TCLCommunication Ltd Rev Go Play 7048X_A Level 2 Repair Document Page 1 3 34 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorizatio...

Page 35: ...Repair Document Page 1 3 35 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Step 6 Separate the camera FPC battery FPC Sub PCBA FPC from PCBA...

Page 36: ...2 Repair Document TCLCommunication Ltd Rev Go Play 7048X_A Level 2 Repair Document Page 1 3 36 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorizatio...

Page 37: ...2 Repair Document TCLCommunication Ltd Rev Go Play 7048X_A Level 2 Repair Document Page 1 3 37 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorizatio...

Page 38: ...of this file is prohibited without authorization Step 7 disassemble the battery Set the hot wind gun at 100 heat the front casing evenly around 60s and then separate the battery from front casing by u...

Page 39: ...8X_A Level 2 Repair Document Page 1 3 39 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorization the time last about 60s Step8 Remove main FPC receiv...

Page 40: ...2 Repair Document TCLCommunication Ltd Rev Go Play 7048X_A Level 2 Repair Document Page 1 3 40 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorizatio...

Page 41: ...n Ltd Rev Go Play 7048X_A Level 2 Repair Document Page 1 3 41 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Step 9 separate and remove side...

Page 42: ...nication Ltd Rev Go Play 7048X_A Level 2 Repair Document Page 1 3 42 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Step10 separate the P se...

Page 43: ...nt TCLCommunication Ltd Rev Go Play 7048X_A Level 2 Repair Document Page 1 3 43 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Step 11 Disas...

Page 44: ...d without authorization 4 4Reassembly Process Please make reference to the disassembly process for assembly reverse an order of the disassembly steps Can get the operation video from CSS web http rsh...

Page 45: ...semble No Name Part No Qty Picture ref 107 main mic mesh BNF287418290 or BNF287416410 1 108 sub mic mesh BNF287418302 or BNF287416423 1 126 air hole seal stick BPA287417909 1 127 receiver seal sticke...

Page 46: ...s file is prohibited without authorization Descrip PN Picture Ref 1 Go Play Sprint TP adhesive sticker assistance JIG WAA61H04C001 2 Go Play Sprint casing press JIG WAA64HAME001 3 Jig for Press TP Aro...

Page 47: ...Transfer copy use or communication of this file is prohibited without authorization 7 Manometer Greisinger GMH3161 13 by Locally prepare 8 USB cable for GMH3161 Greisinger USB 3100N by Locally prepare...

Page 48: ...2 Repair Document TCLCommunication Ltd Rev Go Play 7048X_A Level 2 Repair Document Page 1 3 48 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorizatio...

Page 49: ...Step1 Assemble the unit except TP LCD module Please pay attention to some point during the re assembly process Rubber for sub MIC Please ensure the location and not be distorted after PCBA reassemble...

Page 50: ...For Speaker assembly The speaker will be 2 type statuses after disassembly process Status 1 Speaker is stick on frame and can be reused You can keep the speaker on frame but take careful while assemb...

Page 51: ...horization Please clean the damaged speaker part and foam and use new one for repair and follow below step for re assembly Firstly Assembly the speaker with conductivity sticker PN BPA287415926 to sub...

Page 52: ...Document Page 1 3 52 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Assemble front casing to frame Assemble the front casing according to th...

Page 53: ...ture Pressure parameter 0 3Mpa Time 8s Press the front casing frame with jig in oder to make speaker foam adhere to PCBA well Step2 Function pre test MMI test After assembling screws on the front casi...

Page 54: ...Step3 Dispensing glue on USB screws and solidify Glue type Loctite 5140 5145 substitute Loctite 5140 5145 as substitute for screw glue with syringe It s a cost down solution for USB screw glue Attenti...

Page 55: ...ir leak is OK or not also can be confirm the air leak position Can get the operation video from RSH web http rsh a novo com Video name Air leak position test for full product and semi product WMV Prep...

Page 56: ...2 Repair Document TCLCommunication Ltd Rev Go Play 7048X_A Level 2 Repair Document Page 1 3 56 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorizatio...

Page 57: ...2 Repair Document TCLCommunication Ltd Rev Go Play 7048X_A Level 2 Repair Document Page 1 3 57 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorizatio...

Page 58: ...leak issue Air leakage in Sidekey check whether the foam of Sidekey is well assembled and re assemble Sidekey if necessary Air leakage in Air hole check whether the seal foam on Air hole is well asse...

Page 59: ...rved Transfer copy use or communication of this file is prohibited without authorization Step5 Connect TP LCD module FPC with main PCBA DO NOT assemble TP LCD adhesive the status as below Step6 Check...

Page 60: ...s file is prohibited without authorization Step7 Assemble TP LCD module Prepare Make sure frame is clean no glue residule Please use new TP sticker foam and new receiver seal sticker in re assembly pr...

Page 61: ...r communication of this file is prohibited without authorization the TP LCD module to the frame Connect TP LCD FPC to Main board BTB connector and fix the lcm con support steel with screws After assem...

Page 62: ...le is assembled and pressed please keep put the handset in below anti static blister box and let it stand for about 4 hours before going to next step Step8 Air leak test for Full Product There are two...

Page 63: ...r Weight 1kg Test APK II Device prepare a Disassembly the battery cover then remove the mesh of two MIC hole b Seal the two MIC hole with MIC Mylar reference PN BNG287418625 as below c Make sure the a...

Page 64: ...om CSS server path http rsh a novo com c Copy APK file Barometer_Test to Phone s internal storage Such as path ALCATEL Go Play Internal storage Download folder Pasted d APK installing Click on home sc...

Page 65: ...unication of this file is prohibited without authorization ii Put device one support pad or on flat desk except Top camera part Put handset on the support as below OR put handset on flat desk but keep...

Page 66: ...e or communication of this file is prohibited without authorization Step2 Click Reset for clean data then click Reference read to begin test Step3 Check the time shown from 3S to 0S ONCE shown 0S then...

Page 67: ...LL Common causes include incorrect assembly of covers mainly for SIM cover or failed completely due to large gap Fail SL There may be tiny gaps due to assembly part Please test again if 1st result is...

Page 68: ...out authorization MIC Mylar USB cable for GMH3161 Greisinger USB 3100N Manometer Greisinger GMH3161 13 GHMBlown QCT_SP software Tool WAA64HANL001 with syringe and air tube ii Device prepare a Disassem...

Page 69: ...unication of this file is prohibited without authorization iii Manometer test tool install GHMBlown QCT SP 1 0 2 a Download manometer test tool to PC Please download tool from CSS server Webshop path...

Page 70: ...2 Repair Document TCLCommunication Ltd Rev Go Play 7048X_A Level 2 Repair Document Page 1 3 70 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorizatio...

Page 71: ...td Rev Go Play 7048X_A Level 2 Repair Document Page 1 3 71 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorization It s will create a shortcut menu o...

Page 72: ...of this file is prohibited without authorization According the local purchase Manometer install the manometer driver Any install driver issue you can first contact with supplier to resolve v Jig and m...

Page 73: ...l 2 Repair Document Page 1 3 73 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Test process I Make sure the SIM cover is tightly closed II P...

Page 74: ...l rights reserved Transfer copy use or communication of this file is prohibited without authorization III Turn on Manometer and please set unit as mBar IV Open GHMBlown QCT_SP 1 0 2 test tool Double c...

Page 75: ...8X_A Level 2 Repair Document Page 1 3 75 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorization b Puming the air c close the valve when the manomete...

Page 76: ...ge 1 3 76 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorization d after close the valve pls click start Calc button on tool software ASAP e then co...

Page 77: ...is prohibited without authorization Result checking PASS meaning test pass for air leak test FAIL Common causes include incorrect assembly of covers mainly for SIM cover or failed completely due to ga...

Page 78: ...tion test Jig WAA61H0R3001 to test the Air leak position You can get the operation video from RSH web which has uploaded to http rsh a novo com This jig and debug solution for seeking air leak positio...

Page 79: ...Ltd Rev Go Play 7048X_A Level 2 Repair Document Page 1 3 79 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorization ii pull down the handle iii pain...

Page 80: ...el 2 Repair Document Page 1 3 80 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorization iv click the green button to permission the air flow v push...

Page 81: ...the seal foams to the new one Remove MIC mylar and then stick mesh for Main MIC Bottom Sub MIC Top Stick a new seal foam on air hole There are two difference foam on this air hole 7048X W need use th...

Page 82: ...disassembly and Class 3 signifies hard to disassembly Spare part Time for disassembly Jigs for disassembly Difficulty Class Remark Furnished battery cover 2s Class 1 Battery pack 2s Class 1 Screws 8s...

Page 83: ...evel 2 Repair Document Page 1 3 83 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Soldering iron TP 80s Hot wind gun Plastic Flake Class 2 F...

Page 84: ..._A Level 2 Repair Document Page 1 3 84 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorization 5 Disassembly Complete Explored view Note The official...

Page 85: ...ack soft touch with foam sticker dark gray SIM cover 31 Go Play Sprint frame pre asm BCC287418836 1 frame pre asm Go Play EMEA janus black soft touch with foam sticker dark red SIM cover 31 Go Play EM...

Page 86: ...n BRA287413328 1 receiver seal sticker Go Play Sprint tesa61365 safa acoustic HF160 20BHY ns04 zexin 128 speaker foam BRA287413761 1 speaker foam Go Play Sprint 5230PCB zexin 129 speaker seal adhensiv...

Page 87: ...nge the battery connector if broken 3 Check the power on key 4 Check BTB connector socket pin Main display Missing line or column no display bad or no LCD backlight Check Connection flex FPC cable cha...

Page 88: ...LCD and camera 2 Get a new PCBA from the swap stock Reuse those accessories to assemble the mobile While swap the PCBA please swap the SIM tray engraved IMEI code which packaged with new PCBA at the s...

Page 89: ...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 an...

Page 90: ...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 91: ...2 Repair Document TCLCommunication Ltd Rev Go Play 7048X_A Level 2 Repair Document Page 1 3 91 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorizatio...

Page 92: ...without authorization 3 Symptom sticker high temperature adhesive or nonstandard label on PCBA Note a Nonstandard label means broken label label with handwriting dirty label label pasted in the wrong...

Page 93: ...nication Ltd Rev Go Play 7048X_A Level 2 Repair Document Page 1 3 93 95 All rights reserved Transfer copy use or communication of this file is prohibited without authorization 4 PCBA with liquid or mi...

Page 94: ...te 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 for big one and 5pcs for sm...

Page 95: ...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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