Презентация на тему Sky L1,L2 service manual

Agenda Product ………………………p3 Disassembly guide ……… p4-p14 L1&L2 Repairing guide……p15-p24
Sky 
  L1,L2 
 service manual Agenda  Product ………………………p3   Disassembly guide ……… p4-p14   L1&L2 Repairing guide……p15-p24 Product  Model: Platform:    MTK6575 LCD: Hot gun  1. Tools list Tweezer /Cross screw driver/ Solder/Tommy bar/hot gun 2. Battery cover disassembly     Guide:
 Disassemble battery cover as below picture; 3. Back cover disassembly Guide: 1)Unscrew 4 screws in back cover as picture. 3. Back cover disassembly Guide: 2)Disassemble back cover with tool as picture; 4.MB&Front cover disassembly Guide: 1)Disconnect LCD connector & TP connector; 9 USB Front Camera CON. 4.MB&Front cover disassembly  2)Disconnect one connector as below picture; 3)Disassemble MB, then get it out; 4.MB&Front cover disassembly Receiver PCBA Main CAM  TP 4.MB&Front cover disassembly 4) Disconnect LCD connector ,and Separate LCD from PCBA LCD connector LCD Use tweezer to disassemble CAM;  5.CAM disassembly 1、Hot air gun degree set as 120℃ 2、Use hot air to heat TP 2)Separate TP and front cover as below picture.  Note:When you replace new TP, please L1&L2 Repairing Guide 1. LCD display problem a. Upgrade SW. b. Check if LCD or LCD connector 2. CAM problem a. Check if the CAM connector is loose; b. Replace with a 3. TP problem a. Upgrade SW . b. Check if TP connector is loose; c. 4.Rington problem a. Check spring of speaker if it is twisted; b. Check the resister 5.Receiver problem a. Check spring of receiver; b. Check the resister value of receiver; c. 6.MIC problem	 a. Check MIC if there is poor soldering; b. Replace a new MIC; 7. No vibration or earphone problem a. Check spring of vibrator ,check earphone jack if 8. Dead a. Check the voltage of battery if in range 3.8V to 4.2V, then 9.Can not detect SIM card or T card		 a. Check the socket if there is End

Слайды и текст этой презентации

Слайд 1 Sky L1,L2 service manual

Sky 
 L1,L2 
 service manual

Слайд 2 Agenda
Product ………………………p3

Disassembly guide ……… p4-p14

L1&L2 Repairing guide……p15-p24

Agenda Product ………………………p3 Disassembly guide ……… p4-p14 L1&L2 Repairing guide……p15-p24

Слайд 3 Product

Model:
Platform: MTK6575
LCD:

ProductModel:Platform:  MTK6575LCD:    4.0WVGA 480*800 16.7M TFT  Capacitor TP Sup:
4.0WVGA 480*800 16.7M TFT Capacitor TP
Sup: Dual SIM WCDMA : 2100 MHz;GSM 900/1800 MHZ
Memory: 4GB+4Gb (Nand&sdram+RAM)
Battery: 2200mAh
Charger: Travelling
USB cable: micro 5 pin
Earphone: 3.5jack
CAM: Main 5M + SUB 0.3M CMOS
System: Android4.0
Sup: T-Flash、MP3、MP4(REC)、FM、USB、ATV
Sup : GPS、WIFI、BT 、FM


Слайд 4
Hot gun
1. Tools list
Tweezer /Cross screw driver/ Solder/Tommy bar/hot gun

Hot gun 1. Tools listTweezer /Cross screw driver/ Solder/Tommy bar/hot gun

Слайд 5 2. Battery cover disassembly
Guide: Disassemble battery cover as

2. Battery cover disassembly  Guide:
 Disassemble battery cover as below picture; 
 Batterycover
below picture;

Battery
cover



Слайд 6 3. Back cover disassembly
Guide:
1)Unscrew 4 screws in back cover as picture.

3. Back cover disassemblyGuide:1)Unscrew 4 screws in back cover as picture.

Слайд 7 3. Back cover disassembly
Guide:
2)Disassemble back cover with tool as picture;





Speaker
Vibrator
Back cover

3. Back cover disassemblyGuide:2)Disassemble back cover with tool as picture;SpeakerVibratorBack cover

Слайд 8 4.MB&Front cover disassembly
Guide:
1)Disconnect LCD connector & TP connector;
9
USB
Front
Camera
CON.
LCD
Connector
T card
socket
TP connector
5.0M
camera
SIM 2
SIM

4.MB&Front cover disassemblyGuide:1)Disconnect LCD connector & TP connector;9USBFrontCameraCON.LCDConnectorT cardsocketTP connector5.0McameraSIM 2SIM 1

Слайд 9
4.MB&Front cover disassembly
2)Disconnect one connector as below picture;

4.MB&Front cover disassembly 2)Disconnect one connector as below picture;

Слайд 10 3)Disassemble MB, then get it out;
4.MB&Front cover disassembly
Receiver
PCBA
Main CAM
TP
Sub CAM

3)Disassemble MB, then get it out;4.MB&Front cover disassemblyReceiverPCBAMain CAM TPSub CAM CON.Sub CAMLightsensor
CON.

Sub CAM

Light
sensor


Слайд 11 4.MB&Front cover disassembly
4) Disconnect LCD connector ,and Separate LCD from PCBA
LCD

4.MB&Front cover disassembly4) Disconnect LCD connector ,and Separate LCD from PCBALCD connectorLCDLCD connector
connector

LCD

LCD connector


Слайд 12 Use tweezer to disassemble CAM;

5.CAM disassembly

Use tweezer to disassemble CAM;5.CAM disassembly

Слайд 13

1、Hot air gun degree set as 120℃
2、Use hot air to heat

1、Hot air gun degree set as 120℃2、Use hot air to heat TP for 2~3 minute.1)Use
TP for 2~3 minute.

1)Use hot air gun to disassemble

6. TP disassembly


Слайд 14 2)Separate TP and front cover as below picture.

Note:When you replace new

2)Separate TP and front cover as below picture.Note:When you replace new TP, please clean the
TP, please clean the glue tape on
front cover, then stick new glue tape before assemble new TP.

6.LCD&TP disassembly


Слайд 15 L1&L2 Repairing Guide

L1&L2 Repairing Guide

Слайд 16
1. LCD display problem
a. Upgrade SW.
b. Check if LCD or LCD

1. LCD display problema. Upgrade SW.b. Check if LCD or LCD connector broken, if not,
connector broken, if not, replace a new LCD ;
c. Check LCD connector on MB;
d. For L3 repairing, refer schematic diagram;


LCDconnector


Слайд 17 2. CAM problem
a. Check if the CAM connector is loose;
b. Replace

2. CAM problema. Check if the CAM connector is loose;b. Replace with a good CAM,
with a good CAM, and check if it is due to CAM problem;
c. Check CAM connector;
d. Check the components around CAM connector whether there is some missing ;

Sub CAM
connector

Main CAM
connector


Слайд 18 3. TP problem
a. Upgrade SW .
b. Check if TP connector is

3. TP problema. Upgrade SW .b. Check if TP connector is loose;c. Replace a good
loose;
c. Replace a good TP to verify;
d. Check if there is soldering problem on TP connector;

TP connector


Слайд 19 4.Rington problem
a. Check spring of speaker if it is twisted;
b. Check

4.Rington problema. Check spring of speaker if it is twisted;b. Check the resister value of
the resister value of speaker;
c. Check components around speaker connecting points.

Слайд 20 5.Receiver problem
a. Check spring of receiver;
b. Check the resister value of

5.Receiver problema. Check spring of receiver;b. Check the resister value of receiver;c. Check the components
receiver;
c. Check the components around receiver connecting points if missing;

Слайд 21 6.MIC problem
a. Check MIC if there is poor soldering;
b. Replace a

6.MIC problem	a. Check MIC if there is poor soldering;b. Replace a new MIC;c. Check if
new MIC;
c. Check if there is some components missing around MIC ;

MIC


Слайд 22 7. No vibration or earphone problem
a. Check spring of vibrator ,check

7. No vibration or earphone problema. Check spring of vibrator ,check earphone jack if there
earphone jack if there is poor soldering;
b. Check vibrator connecting points on MB;
c. Replace new vibrator or earphone jack ;
c. Check the components around earphone jack and vibrator connecting points。

Earphone jack

Vibrator connecting points


Слайд 23 8. Dead
a. Check the voltage of battery if in range 3.8V

8. Deada. Check the voltage of battery if in range 3.8V to 4.2V, then check
to 4.2V, then check battery connector;
b. Upgrade SW;
c. Check power key and the components around it;

Power key


Слайд 24 9.Can not detect SIM card or T card
a. Check the socket

9.Can not detect SIM card or T card		a. Check the socket if there is poor
if there is poor soldering or pin twist;
b. Replace new socket;


T car socket

SIM1 socket

SIM 2 socket


Слайд 25 End

End            Q&A
Q&A

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