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Sky L1,L2 service manual презентация
Содержание
- 1. Sky L1,L2 service manual
- 2. Agenda Product ………………………p3 Disassembly guide ……… p4-p14 L1&L2 Repairing guide……p15-p24
- 3. Product Model： Platform：
- 4. Hot gun 1. Tools list Tweezer /Cross screw driver/ Solder/Tommy bar/hot gun
- 5. 2. Battery cover disassembly
- 6. 3. Back cover disassembly Guide： 1）Unscrew 4 screws in back cover as picture.
- 7. 3. Back cover disassembly Guide： 2）Disassemble back
- 8. 4.MB&Front cover disassembly Guide： 1）Disconnect LCD connector
- 9. 4.MB&Front cover disassembly 2）Disconnect one connector as below picture；
- 10. 3）Disassemble MB, then get it out； 4.MB&Front
- 11. 4.MB&Front cover disassembly 4） Disconnect LCD connector
- 12. Use tweezer to disassemble CAM； 5.CAM disassembly
- 13. 1、Hot air gun degree set
- 14. 2）Separate TP and front cover as below
- 15. L1&L2 Repairing Guide
- 16. 1. LCD display problem a. Upgrade
- 17. 2. CAM problem a. Check if the
- 18. 3. TP problem a. Upgrade SW .
- 19. 4.Rington problem a. Check spring of speaker
- 20. 5.Receiver problem a. Check spring of receiver;
- 21. 6.MIC problem a. Check MIC if there
- 22. 7. No vibration or earphone problem a.
- 23. 8. Dead a. Check the voltage of
- 24. 9.Can not detect SIM card or T
- 25. End
Agenda Product ………………………p3 Disassembly guide ……… p4-p14 L1&L2 Repairing guide……p15-p24
Слайд 3Product
Model：
Platform： MTK6575
LCD：
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
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 73. Back cover disassembly
Guide：
2）Disassemble back cover with tool as picture；
Speaker
Vibrator
Back cover
Слайд 84.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
1
Слайд 103）Disassemble MB, then get it out；
4.MB&Front cover disassembly
Receiver
PCBA
Main CAM
TP
Sub CAM
CON.
Sub CAM
Light
sensor
Слайд 114.MB&Front cover disassembly
4） Disconnect LCD connector ，and Separate LCD from PCBA
LCD
connector
LCD
LCD connector
Слайд 13
1、Hot air gun degree set as 120℃
2、Use hot air to heat
TP for 2~3 minute.
1）Use hot air gun to disassemble
6. TP disassembly
Слайд 142）Separate TP and front cover as below picture.
Note：When you replace new
TP, please clean the glue tape on
front cover, then stick new glue tape before assemble new TP.
front cover, then stick new glue tape before assemble new TP.
6.ＬＣＤ&TP disassembly
Слайд 16
1. LCD display problem
a. Upgrade SW.
b. Check if LCD or LCD
connector broken, if not, replace a new LCD ；
c. Check LCD connector on MB；
d. For L3 repairing, refer schematic diagram；
c. Check LCD connector on MB；
d. For L3 repairing, refer schematic diagram；
ＬＣＤconnector
Слайд 172. CAM problem
a. Check if the CAM connector is loose;
b. Replace
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 ;
c. Check CAM connector；
d. Check the components around CAM connector whether there is some missing ;
Sub CAM
connector
Main CAM
connector
Слайд 183. TP problem
a. Upgrade SW .
b. Check if TP connector is
loose；
c. Replace a good TP to verify；
d. Check if there is soldering problem on TP connector；
c. Replace a good TP to verify；
d. Check if there is soldering problem on TP connector；
TP connector
Слайд 194.Rington problem
a. Check spring of speaker if it is twisted；
b. Check
the resister value of speaker；
c. Check components around speaker connecting points.
c. Check components around speaker connecting points.
Слайд 205.Receiver problem
a. Check spring of receiver;
b. Check the resister value of
receiver；
c. Check the components around receiver connecting points if missing;
c. Check the components around receiver connecting points if missing;
Слайд 216.MIC problem
a. Check MIC if there is poor soldering；
b. Replace a
new MIC；
c. Check if there is some components missing around MIC ；
c. Check if there is some components missing around MIC ；
MIC
Слайд 227. No vibration or earphone problem
a. Check spring of vibrator ,check
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。
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 238. Dead
a. Check the voltage of battery if in range 3.8V
to 4.2V, then check battery connector；
b. Upgrade SW；
c. Check power key and the components around it；
b. Upgrade SW；
c. Check power key and the components around it；
Power key
Слайд 249.Can not detect SIM card or T card
a. Check the socket
if there is poor soldering or pin twist；
b. Replace new socket；
b. Replace new socket；
T car socket
SIM1 socket
SIM 2 socket
