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L2E  Repair  Document 

                     

TCL

 Communication Ltd.

 

                     

Rev. 

5085Y/D/A/B/J/Q/I/N/H

 

 L2E Repair Document 

Page 

1.3 

57/58 

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

 

7.3  L2E spare part list

 

Below table lists 5085D L2E spare parts, which is just for reference. 

NOTE: The SPL here is just for reference. Actual Spare Part List depends on the CU reference. Please 
check with RSH webshop or Forlog system for the spare part list of specific CU. 

 

8  PCBA exchange 

For L2E repair center, if Level 2E repair does not solve the failure, it is mandatory to change the PCBA and 

follow the process as below. 

1)  Collect the PCBA (without accessories, LCD and camera). MIC should be enclosed when you 

exchange the PCBA. 

2)  Get a new PCBA from the swap stock. Reuse those accessories to assemble the mobile. 

3)  Fill in the record sticker with IMEI number, fault code, short code, Hardware Technical Level and 

software version. 

4)  Send the NG PCBA with record sticker back to RSH, 

 

Содержание ELSA6 5085A

Страница 1: ...t TCLCommunication Ltd Rev 5085Y D A B J Q I N H L2E Repair Document Page 1 3 1 58 All rights reserved Transfer copy use or communication of this file is prohibited without authorization ELSA6 5085Y D...

Страница 2: ...this manual can be modified without prior notice on the characteristics of described equipment Please download from Support website for the latest versions 1 3 2017 03 14 Add 5085H Xiaolong Yang Jane...

Страница 3: ...anical check 5 2 3 Pretest 6 3 Software download 10 4 Disassembly and assembly 5085Y D A B J Q I N H 12 4 1 ESD Safety 12 4 2 Disassembly tool 12 4 3 Disassembly process 16 4 4 Disassembly Notice 26 4...

Страница 4: ...4 58 All rights reserved Transfer copy use or communication of this file is prohibited without authorization 1 L2E repair process Please refer to L2E repair process in support CSS RSH website for det...

Страница 5: ...emove battery cover then you will see the IMEI sticker Please make sure that the IMEI number in the memory of the product is matching the IMEI on the IMEI sticker if not please consider the product ou...

Страница 6: ...of this file is prohibited without authorization 2 3 Pretest 1 Check that the SIM card and SD card are inserted correctly 2 Power on the Product 3 If the product displays input NCK code this means the...

Страница 7: ...Tool to proceed with the test a Using auto test code Enter 2886 at the dial mode and then you will see the interface displaying the SW version Select Auto to start the auto test or select MANU to do t...

Страница 8: ...lead to smart cover test Music Cover I Connect Music Cover to phone II You will hear piece of record if it functions well III Press Pass to continue Light Cover I Connect Light cover to phone II You w...

Страница 9: ...ery Voltage if it functions well III Press Pass to continue FINGER PRINT Optional 5085A Q B J I N support fingerprint function FINGER PRINT I It will test automatically and display FINGER PRINT PASS i...

Страница 10: ...r above RAM 2GB or above Operation system Windows2000 XP Vista Windows 7 8 10 USB port Internet connection with minimum internet speed of 8Mb s 3 Downloading cable USB cable Please use the dedicated s...

Страница 11: ...Repair Document TCLCommunication Ltd Rev 5085Y D A B J Q I N H L2E Repair Document Page 1 3 11 58 All rights reserved Transfer copy use or communication of this file is prohibited without authorizati...

Страница 12: ...Transfer copy use or communication of this file is prohibited without authorization 4 Disassembly and assembly 5085Y D A B J Q I N H 4 1 ESD Safety Please wear static loop or static glove 4 2 Disassem...

Страница 13: ...ion Ltd Rev 5085Y D A B J Q I N H L2E Repair Document Page 1 3 13 58 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Screwdriver TORX6 normal sc...

Страница 14: ...Repair Document TCLCommunication Ltd Rev 5085Y D A B J Q I N H L2E Repair Document Page 1 3 14 58 All rights reserved Transfer copy use or communication of this file is prohibited without authorizati...

Страница 15: ...Rev 5085Y D A B J Q I N H L2E Repair Document Page 1 3 15 58 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Anti static Tweezers Suction cup No...

Страница 16: ...epair Document Page 1 3 16 58 All rights reserved Transfer copy use or communication of this file is prohibited without authorization 4 3 Disassembly process The steps of disassembly 5085Y D A B J Q I...

Страница 17: ...gf cm for all screws if use the Torque screw driver There are 2 kinds of screws as below Description Part number Qty Screw PM Machine 1 2 0 25 2 0 mm Flat Head 2 2 0 5mm type 0 With Thread Lock SWCH18...

Страница 18: ...ir Document Page 1 3 18 58 All rights reserved Transfer copy use or communication of this file is prohibited without authorization II Remove the Main Antenna Support ASM by using plastic flake III Rem...

Страница 19: ...ghts reserved Transfer copy use or communication of this file is prohibited without authorization IV Separate the Diversity Antenna Support ASM Main Antenna Support ASM and Furnished Frame from Front...

Страница 20: ...epair Document Page 1 3 20 58 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Pry up the main PCBA and remove it from Front Casing Underfilling...

Страница 21: ...5085Y D A B J Q I N H L2E Repair Document Page 1 3 21 58 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Step 5 I Pull the Battery PET accordin...

Страница 22: ...J Q I N H L2E Repair Document Page 1 3 22 58 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Pull the Battery PET completely Remove the battery...

Страница 23: ...semble battery unless it is necessary b 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 emerge...

Страница 24: ...D A B J Q I N H L2E Repair Document Page 1 3 24 58 All rights reserved Transfer copy use or communication of this file is prohibited without authorization Step7 Disconnect the Main Camera Disconnect...

Страница 25: ...w are spare parts for L2 All the connectors could be disassembled by hot wind gun hot wind gun temperature 330 Air Level 2 3 Height around 10mm Time less than 60s Please use high temperature protect f...

Страница 26: ...s please follow up the battery disassembly guidance strictly and pay high attention to the WARNING part Do not disassemble battery unless it is necessary 3 Put all the spare parts on right position do...

Страница 27: ...e screws up when reassemble the handset There will be at risk to damage the screen if lock the wrong screw Set the torques at 1 0kgf cm for all screws if use the Torque screw driver Note not to reuse...

Страница 28: ...ersity Antenna Support 3s Plastic Flake Class 2 Main Antenna Support ASM 3s Plastic Flake Class 1 Furnished Frame 3s Plastic Flake Class 1 Main PCBA 10s Tweezers Class 2 RF cable line 3s Tweezers Clas...

Страница 29: ...1 3 29 58 All rights reserved Transfer copy use or communication of this file is prohibited without authorization NOTE The SPL here is just for reference Actual Spare Part List depends on the CU refe...

Страница 30: ...L2E Repair Document Page 1 3 30 58 All rights reserved Transfer copy use or communication of this file is prohibited without authorization 6 Level 2 repair This chapter describes the Level 2 repair t...

Страница 31: ...check whether the charge indicator is normal C h e c k w h e t h e r b a t t e r y connector is good Reweld or replace battery connector Y Y Y N Charging failure Y Replace PCBA Check whether USB conn...

Страница 32: ...this file is prohibited without authorization Display failure Check whether the connection between LCD and LCD connector is good N N Check whether LCD connector is normal Y Check whether LCD is n o r...

Страница 33: ...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 Change TP Fro...

Страница 34: ...ransfer copy use or communication of this file is prohibited without authorization SIM card can t be recognized 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 i...

Страница 35: ...ts reserved Transfer copy use or communication of this file is prohibited without authorization TF card can t be recognized Check whether the TF card is good N Check whether the TF card connector is g...

Страница 36: ...is prohibited without authorization Main camera function failure Check whether the connection between main camera and Main camera connector is good N Y N Check whether main camera is normal Y Check w...

Страница 37: ...prohibited without authorization Sub camera function failure Check whether the connection between sub camera and sub camera connector is good N Y N Check whether sub camera is normal Y C h e c k w h e...

Страница 38: ...ld or Replace side key spring N N Reweld or Replace battery connector Y Check whether battery status is good N Replace it with a new battery Y Check whether the connection between battery and battery...

Страница 39: ...py use or communication of this file is prohibited without authorization 7 L2E repair Before performing the following troubleshooting operations please make sure the software of the device is in good...

Страница 40: ...air Document TCLCommunication Ltd Rev 5085Y D A B J Q I N H L2E Repair Document Page 1 3 40 58 All rights reserved Transfer copy use or communication of this file is prohibited without authorization S...

Страница 41: ...ure 105 Time 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 ve...

Страница 42: ...rohibited without authorization 7 2 1 Display failure C h e c k w h e t h e r t h e connection between LCD FPC and J0901 is good N Y Check whether LCD is n o r m a l i n t e r c h a n g e method N Y C...

Страница 43: ...eweld or Replace battery connector J0601 Y Check whether battery status is good N Replace it with a new battery Y Check whether the connection between battery and battery connector is good N Reassembl...

Страница 44: ...ation of this file is prohibited without authorization 7 2 3 TP function failure Check whether the connection between TP and J0902 is good N Y N Check whether TP is normal interchange method Y Check w...

Страница 45: ...s u b PCBA is good Replace sub PCBA N Check whether main mic M0102 is normal Y Reweld or replace M0102 N Reweld or replace J0102 or J0704 Check whether J0102 or J0704 is normal Y Y N Reassemble Main S...

Страница 46: ...or J0704 is normal Y Y N Reassemble Main Sub board Furnished FPC Check whether the connection between sub PCBA and main PCBA is good Y Replace Main PCBA Check whether U0501 is normal N Reweld or repla...

Страница 47: ...r replace J0102 or J0704 Check whether J0102 or J0704 is normal Y Y N Reassemble Main Sub board Furnished FPC Check whether the connection between sub PCBA and main PCBA is good Y Replace Main PCBA Ch...

Страница 48: ...r copy use or communication of this file is prohibited without authorization 7 2 7 SIM card is not recognized Check whether the SIM card is well inserted N Y N Check whether J0701 or J0702 is normal R...

Страница 49: ...ed Transfer copy use or communication of this file is prohibited without authorization 7 2 8 TF card is not recognized Check whether the TF card is well inserted N Y N Check whether J0703 is normal Re...

Страница 50: ...in camera function failure Check whether the connection between main camera and J1001 is good N Y Reassemble main camera Y Check whether main camera is normal interchange method N Change main camera C...

Страница 51: ...Check whether front camera is normal interchange method N Change front camera Check whether J1002 is normal N R e w e l d o r r e p l a c e J1002 Y N Check whether front flash spring is normal Y Rewel...

Страница 52: ...01 is normal Reweld or replace C0601 or D0601 Y Y Y N Charging failure Y Check whether J0102 or J0704 is normal Reweld or replace J0102 or J0704 Y N Check whether the connection between main PCBA and...

Страница 53: ...Reassemble Main Sub board Furnished FPC Check whether the connection between main PCBA and Sub PCBA Main Sub board Furnished FPC is good Reweld or replace J0102 or J0704 N Y N Replace sub PCBA Check...

Страница 54: ...ed without authorization 7 2 13 Ambient Light Proximity Sensor function failure N Reweld or replace U0803 Check whether U0803 is normal Y Replace PCBA Y Check whether U0501 is normal N Reweld or repla...

Страница 55: ...is good Reweld or replace J0102 or J0704 N Y N Replace sub PCBA Check whether sub PCBA is normal Check whether J0102 or J0704 is normal Y Y Replace PCBA Y Check whether U0501 is normal N Reweld or re...

Страница 56: ...Replace PCBA Y Check whether U1201 is normal N Reweld or replace U1201 Y Check whether Diversity Antenna Support is normal N Replace Diversity Antenna Support N Reassemble Diversity Antenna Support C...

Страница 57: ...Please check with RSH webshop or Forlog system for the spare part list of specific CU 8 PCBA exchange For L2E repair center if Level 2E repair does not solve the failure it is mandatory to change the...

Страница 58: ...the packaging requirement mentioned in TN14011 10 Functional test During the function test the following items must be checked and validated 1 Cosmetic aspect of the handset 2 The Software Technical...

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