Alcatel ONE TOUCH 7053 Technical manual

L2 Repair Document TCTMobile Limited

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ALCATEL ONE TOUCH 7053 Level 2 Repair Document

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ALCATEL

ONE TOUCH 7053

Note:

this manual is non-contractual and TCT Mobile Limited can modify it without prior notice on the

characteristics of described equipments.

L2 Repair Document TCTMobile Limited

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1.1

2016-04-05

Update software download

Yang Xiaolong

1.0

2015-09-11

Draft creation

Feng

Jianhong shen

Rev.

Date

Modification description

Prepared By

Checked By

Approved By

L2 Repair Document TCTMobile Limited

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Content

1Level 2 repair process ..............................................................................................4

2Warranty Check and Visual Inspection ...................................................................5

2.1 Warranty confirmation of L1.....................................................................................5

2.2 Visual mechanical check..........................................................................................5

2.3 Pretest........................................................................................................................6

3Software download ...................................................................................................9

3.1 Equipments requested when download:.................................................................9

3.2 SW download process............................................................................................10

4Disassembly and assembly ONE TOUCH 7053 ....................................................18

4.1 ESD Safety................................................................................................................18

4.2 Disassembly tool......................................................................................................18

4.3 Disassembly process .............................................................................................19

4.4 Reassembly Process ..............................................................................................32

4.5 Disassembly process evaluation...........................................................................32

5Disassembly Complete...........................................................................................34

6Level 2 repair...........................................................................................................38

7PCBA exchange.......................................................................................................39

8Other component exchange...................................................................................39

9Final test ..................................................................................................................40

9.1 Function Test............................................................................................................40

9.2 Measurement............................................................................................................41

APPENDIX 1 Packaging Requirements ........................................................................41

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1 Level 2 repair process

Reassembly

Record in BIG

End

Retest

Start

Visual Inspection

Warranty Check

Pretest & Failure confirm

SW Upgrade

Disassembly

L2 Repair

Retest

Function test

PCBA Replace

Restore User Information

Back up user data

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2 Warranty Check and Visual Inspection

2.1 Warranty confirmation of L1

Humidity sticker: Liquid detection on humidity sticker.

2.2 Visual mechanical check

Mechanical warranties check items:

1) Corrosion

Corrosion on the USB connector, SIM connector, and other metal surfaces。

2) Hole (diameter > 1mm)

Holes on any surface, including the front casing, furnished frame, battery cover, touch Lens,

keypad etc.

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 the h/s, cover/casing or connectors, etc.

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6) Broken

Touch broken, casing/cover broken, etc.

7) Dropped

Keypad tear off, touch lens, connectors dropped, etc.

8) Gap

External physical damage relating to abnormal use, like front case and frame opened

9) Others

Damage caused by disassembly ,wrong part assembly, loss of components

Use in abnormal environment like high temperature causing plastic melts

2.3 Pretest

1) Check that the SIM card is set correctly.

2) Power on the cell phone.

3) If the cell phone can‟t power on, visually check the condition of the battery connector. Replace it if

necessary (refer to paragraph 3.3 for battery test).

4) If the cell phone asks to input NCK code, which means it is SIM locked, and can only be worked with

dedicated SIM card. Use the correct SIM card.

5) Enter the phone code if necessary.

6) If power on, test step by step with the auto test code:

Press *#2886# in dial screen and select “Auto” to start the auto test, then you will see the interface

displaying the version. Press “Pass” to continue.

If one of the test failed, it will ask you “Restart?”, press “YES” to restart the auto test from the first one

and “NO” to exit the auto test, while “NEXT” to continue the auto test.

TRACABILITY Test

I. You can get some information such as IMEI, CU, BT, WIFI, etc…

II. Press “Pass” to continue.

TP

I. Show “TP Raw Test Passed! “, Press “PASS” to continue.

II. Please draw the yellow data according to display and it will show “TP Tested Success!”,

Press “PASS” to continue.

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LCD MIRE/BLACK/GREYCHART/WHITE

I. You will see the LCD color changes if it functions well.

II. Press “Pass” to continue.

KEYPAD.

I. Press the key displayed on the screen. The key on the screen will disappear when

you press it if it functions well.

II. Press “Pass” to continue.

KEYPAD&LCD BACKLIGHT

I. The screen backlight will be flashing if it functions well.

II. Press “Pass” to continue.

Flash LED Light Test.

I. The light near the camera will flashing.

II. Press “Pass” to continue.

BACK CAMERA

Press “Pass” to continue if the camera functions well.

FRONT CAMERA

Press “Pass” to continue if front camera functions well.

HALLTEST

Press “Pass” to continue if HALL functions well.

CAMERA LED

I. Back and Front Camera LED will be turned on if functions well.

II. Press “Pass” to continue.

CHARGER LED

I. CHARGER LED will be turned on if functions well.

II. Press “Pass” to continue.

RECEIVE/SPEAKER/MIC/MIC2

I. You will hear the melody if it functions well.

II. Press “Pass” to continue.

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VIBRATOR

I. You can feel the phone‟s vibrating if it functions well.

II. Press “Pass” to continue.

ACCESSORY

Insert earphone to test, if it functions well press “Pass” to continue.

CHARGE

Insert USB to charge, show „charge ok‟press “Pass” to continue.

USB

I. Insert USB cable and the phone will detect “Charger: OK” “USB: OK” if it functions well.

II. Remove USB cable according to the instruction and then press "Pass" to continue.

USB OTG

I. Insert USB OTG device and the phone will detect “OTG: OK” if it functions well.

II. Remove USB OTG device according to the instruction and then press "Pass" to continue.

COMPASS

Show compass data press “Pass” to continue.

G-SENSOR

I. Screen will display “put the handset up and towards up”, follow this prompt screen will

display left arrow, right arrow, up arrow, down arrow and face down arrow. Put the

phone to the positions according to the arrows‟ direction. It will say “all positions

checked” if functions well.

II. Press “Pass” to continue.

LIGHT SENSOR/PROXIMITY

I. It will say “Proximity Sensor detected”, put the phone near your skin and then move away

from your skin. values such as “near->far:2” will be shown if functions well;

II. Press “Pass” to continue.

GYROSCOPE

Please rotate cube, press “Pass” to continue if functions well .

SIM

I. Insert the SIM card and the phone will detect it if it functions well.

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II. Press “Pass” to continue

MEMORY CARD

I. Insert the SD card and the phone will detect it if it functions well.

II. Press “Pass” to continue

BATTERY TEMP

I. Battery temperature will be displayed on the screen.

II. Press “Pass” to continue.

BT

I. The phone will running the BT and show the BT address on screen.

II. Press "Pass" to continue.

WIFI

I. The phone will running the WIFI and search available network.

II. Press "Pass" to continue.

GPS

I. The phone will running the GPS and search satellite.

II. Press "Pass" to continue.

MMI TEST STATUS

I. Show all test status, if functions is fail, press „Yes‟to retest fail, or press „No‟to complete

test.

3 Software download

It is authorized to download software for the handset which needs to be updated. This downloading

tool is called “Sugar_X1 Download Tool”. Thus internet access is necessary.

TS Website: https://css.tclmobile.cn/.

3.1Equipments requested when download:

⑴A handset with full power;

⑵PC with windows system;

⑶A USB cable.

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3.2 SW download process

The upgrade process is as below:

Ⅰ. Check your handset‟s CU, then download the corresponding software, “Sugar_X1 Download Tool”and

“CommercialDB.cfg”file from CSS.

(1)Software:

(2)Download tool:

(3)CommercialDB file:

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