TCT Mobile GIN One Touch 918 Repair Document Download Page 20

By NCK Team

 GIN/One  Touch  918(N/A/D/S)  L2  repair  document

                                               

 

ED 

1.0 

Tequila Level 2 Repair Document 

 

 

24/27

 

All right reserved. Passing on and copying of this document, use and communication are not permitted  
without authorization 

 

  

Connection Mobile 

661* 

None 

None 

Radiated meas 

Call base from mobile 

513* 

None 

None 

Radiated meas 

Power level 

measurements 

513* 

15 dBm 

25 dBm 

Radiated meas 

Power level 

measurements 

513* 

25 dBm 

35 dBm 

Radiated meas 

Peak Phase error 

measurement 

513* 

0° 

20° 

Radiated meas 

RMS Phase error 

measurements 

513* 

0° 

6° 

Radiated meas 

Frequency error 

measurements 

513* 

-180 Hz 

+180 Hz 

Radiated meas 

RX Level (BS power 

level : -65dBm) 

513* 

35 

55 

Radiated meas 

Keyboard test (1) 

Power level 

measurements 

880* 

25 dBm 

35 dBm 

Radiated meas 

Peak Phase error 

measurements 

880* 

0° 

20° 

Radiated meas 

RMS Phase error 

measurements 

880* 

0° 

6° 

Radiated meas 

Frequency error 

measurements 

880* 

-180 Hz 

+180 Hz 

Radiated meas 

RX Level (BS power 

level : -60dBm) 

880* 

35 

55 

Radiated meas 

Audio test 1900 

683* 

None 

None 

Radiated meas 

Hang up 

683* 

None 

None 

Radiated meas 

Call mobile from BS 

683* 

None 

None 

Radiated meas 

Power level 

measurements 

683* 

15 dBm 

25 dBm 

Radiated meas 

Hang up 

683* 

None 

None 

Radiated meas 

 

 

These values are given for indication , compatible low ,middle and high channels have to be found. 

Summary of Contents for GIN One Touch 918

Page 1: ...right reserved Passing on and copying of this document use and communication are not permitted without authorization Level 2 Repair Document GIN One Touch 918 N A D S Note this manual is non contract...

Page 2: ...d without authorization HISTORY Date Version Author Comments 2011 09 15 0 1 Huangzhen The first create 2011 10 21 0 2 Huangzhen Update MMI test 2011 10 24 0 3 Huangzhen Add SoftwareUpgrade 2012 03 24...

Page 3: ...ing of this document use and communication are not permitted without authorization 1 LEVEL 2 REPAIR PROCESS Reassembly Record in BIG End OK Retest OK OK Start Visual Inspection Warranty Check Pretest...

Page 4: ...g bumps diam 1mm Bumps on any surface including the front casing furnished frame battery cover touch Lens keypad 4 Long scratch length 3mm Scratches on any surface including the front casing furnished...

Page 5: ...et and make the voice you will hear the sound from the headset Test SIM Press pass if detect SIM card Test MEMORYCARD The phone will recognize the card when you insert it Test USB Insert USB connector...

Page 6: ...n are not permitted without authorization 4 3 Disassembly Process The steps of disassembly One Touch 918 are as below This module should only be disassembled from bottom to top Step1 Take off the 6 sc...

Page 7: ...2 Repair Document 11 27 All right reserved Passing on and copying of this document use and communication are not permitted without authorization Step 3 Remove Touch Lens and LCD Module FPC connector b...

Page 8: ...N A D S L2 repair document ED 1 0 GIN Level 2 Repair Document 12 27 All right reserved Passing on and copying of this document use and communication are not permitted without authorization Step 5 Ext...

Page 9: ...on and copying of this document use and communication are not permitted without authorization Step 6 Remove Speaker by soldering iron Temperature 350 10 Step 7 Please use hot wind gun heating around t...

Page 10: ...Document 14 27 All right reserved Passing on and copying of this document use and communication are not permitted without authorization Step 8 Please pay attention the place of TP fpc when you separa...

Page 11: ...r document ED 1 0 GIN Level 2 Repair Document 15 27 All right reserved Passing on and copying of this document use and communication are not permitted without authorization Step 10 Remove the followin...

Page 12: ...this document use and communication are not permitted without authorization 1 Touch panel Module connector 2 battery connector 3 SIM connector 4 RF connector 5 USB connector 6 T flash connector 7 cam...

Page 13: ...nd put on the clean place to avoid vitiated or stained for each spare part after disassembly When taking apart of LCD and key film take care not to dirty or damage it 4 4 Reassembly Process Please mak...

Page 14: ...ass 1 Speaker 10s Soldering iron Class 1 Camera module 10s Camera jig Class 1 volume key FPC 15s Hot wind gun screwdriver Class 2 Power key FPC 15s Hot wind gun screwdriver Class 2 Receiver 10s Tweeze...

Page 15: ...ark chrome 9 Touch lens 1 Touch Lens GIN Black printing on the backside IC melfas 6024 With TCL logo o film 9 Touch lens 1 Touch Lens GIN Black printing on the backside IC melfas 6024 with ALCATEL log...

Page 16: ...B connector socket 10pin 0 4pitch H 1 0mm 24 5805 010 000 829 KYOCERA 30 Battery connector 1 Battery connector 4pin 3 1pitch H 5 4mm KBC24S3H541R KEIRA KU 31 RF switch 2 RF switch 6pin 2 5 2 5 T1 5mm...

Page 17: ...emission TX audio from mobile Bad or no reception RX audio on mobile Hands free problem Key beep and melody problem Check microphone replace it if necessary Check the contact on the PCBA dirty or oxid...

Page 18: ...es technicians must put on static gloves fingertips or wear static loop during the whole process of components exchange 8 FINAL TEST 8 1 Function Test During the function test the following items must...

Page 19: ...Phase error measurements 120 5 0 5 Radiated meas Frequency error measurements 120 5 90 Hz 90 Hz Radiated meas RX Level BS power level 60dBm 120 5 45 55 Radiated meas DCS Power level measurements 515 0...

Page 20: ...Frequency error measurements 513 0 180 Hz 180 Hz Radiated meas RX Level BS power level 65dBm 513 0 35 55 Radiated meas Keyboard test 1 Power level measurements 880 0 25 dBm 35 dBm Radiated meas Peak...

Page 21: ...BA b The repair PCBA and custom label should be matched see appendix one for the detailed information PCBA of Flip Phone put commercial label and network code on one side Put failure code label and cu...

Page 22: ...vibration bag Put commercial label on anti vibration bag 3 Packing Requirements ii Please pay attention to the following points when different models put into one box iii Stick up the same models with...

Page 23: ...ls with tapes Mark the model quantity and specification of custom label on tape The packing box for PCBA should have marking sticker and well sealed by the tape with TCL logo Put all the packing boxes...

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