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PAP5450DUO service manual презентация
Содержание
- 1. PAP5450DUO service manual
- 2. content 1、 Product introduce..………..p3-p4
- 3. Product introduce
- 4. Product introduce Model ： Product size：134*67*10.25 Platform：MTK6572，dual-core
- 5. Hot gun 1. Tools list
- 6. 2. Battery caver disassembly open the
- 7. 3. Back caver disassembly 1） Unscrew 12
- 8. Fig. 3 2） Disassemble back cover with
- 9. 4.Main board and front cover disassembly
- 10. 2）remove two screws and open the
- 11. 3）open the main board and
- 12. remove the light sensor and
- 13. Fig.9 remove the Speaker camera
- 14. Fig.10 8. RF cable and Main FPC
- 15. Fig.11 9. Sub PCBA disassembly remove
- 16. Fig.12 10.MIC disassembly Remove the MIC，as the fig.12； Disassembly guide MIC con.
- 17. Structure parts diagram 3in1 module (LCD, TP
- 18. Repairing guide 1. LCD a. Check
- 19. 2. Camera a. Checking the camera is
- 20. 3. TP a. Checking the SW and
- 21. 4.Ring a. Checking the shrapnel of speaker
- 22. 5.receiver a. Checking the shrapnel of receiver
- 23. a. Checking the MIC and Vibrator is
- 24. a. Checking the shrapnel of earphone if
- 25. a. Checking the voltage of battery if
- 26. a. Checking the voltage of battery if
- 27. Checking the connector of T –card and
- 28. a. Checking RF line if that is
- 29. End
Слайд 2content
1、 Product introduce..………..p3-p4
2、 Disassembly guide ……….p5-p17
3、Structure parts diagram…..p18
Слайд 4Product introduce
Model ：
Product size：134*67*10.25
Platform：MTK6572，dual-core 1.2GHz
Memory： 4GB+4Gb (Nand&sdram+RAM）
System：Android 4.2
Frequency band:
Battery： 1500mAh
charger: Travel charger
USB cable: MICRO 5PIN
earphone： 3.5jack
LCD&TP： 4.5 FWVGA, Capacitance TP
Camera：0.3M and 5.0M CMOS
Support：BT2.1，WIFI，FM。
Support：3D graphics accelerator，accelerator sensor, distance sensor, light feeling sensor。
Слайд 62. Battery caver disassembly
open the battery cover，as the Fig. 1
Fig. 1
Disassembly
Battery cover
Слайд 73. Back caver disassembly
1） Unscrew 12 screws in back cover ，as
Fig. 2
Disassembly guide
Слайд 94.Main board and front cover disassembly
1）The main components of distribution，as
Fig.4
Disassembly guide
Main PCBA
LCD con.
Front
CAM con.
Back CAM.
USB con.
Earphoe con.
TP con.
T card con.
SIM con.
Main FPC
Sub PCBA
vibrator
RF cable
Battery con.
Слайд 10 2）remove two screws and open the LCD con.& TP con.
volume key FPC & power key FPC as the fig.5；
Fig.5
Disassembly guide
TPcon.
LCDcon.
Слайд 11 3）open the main board and remove the RF cable
Fig.6
Disassembly guide
RF cable con.
Main FPC con.
Main board
Слайд 12 remove the light sensor and camera，as the fig.7；
5. Front
Fig.7
Disassembly guide
Back cam.
Front cam.
Light sensor&holder
Light sensor con.
Слайд 13Fig.9
remove the Speaker camera and receiver，as the FIG.9；
7. Speaker
Disassembly guide
receiver
Слайд 14Fig.10
8. RF cable and Main FPC disassembly
Remove the RF cable and
Disassembly guide
RF cable
Main FPC
Слайд 15Fig.11
9. Sub PCBA disassembly
remove the sub PCBA from the ，as
Disassembly guide
Sub PCBA
vibrator
Слайд 17Structure parts diagram
3in1 module
(LCD, TP & front cover
Back cover
Battery cover
Main PCBA
sub
5M camera
0.3M camera
Main FPC
Light sensor
Sensor holder
receiver
SPK
RF cable
Слайд 18Repairing guide
1. LCD
a. Check if the SW is correct, otherwise to
b. Check the LCD if is ok, otherwise change a new LCD;
c. If that the LCD loose, re-assemble the LCD and test;
d. Checking the LCD connector if is ok, otherwise re-solder it or change a new one;
e. Checking the circuit around the LCD connector.
LCD
connector
Слайд 192. Camera
a. Checking the camera is assemble ok, re-assemble the camera
b. Using the good camera to do cross test, it can check if the camera is ok;
c. Checking the camera connector if is ok as below picture, otherwise to re-solder or change a new one;
d. Checking the circuit around the camera connector.
Repairing guide
Back Camera connector
Front Camera connector
Слайд 203. TP
a. Checking the SW and upgrade the SW;
b. Checking the
c. Using the good TP to do cross test;
d. Checking the TP connector, otherwise re-solder or change a new one;
e. Checking the circuit around the TP connector.
Repairing guide
TP Connector
Слайд 214.Ring
a. Checking the shrapnel of speaker if is ok;
b. Checking the
c. Checking the FPC if is ok;
d. Checking SPK-FPC if connector with sub-board is ok.
Repairing guide
Слайд 225.receiver
a. Checking the shrapnel of receiver if is ok;
b. Checking
c. Checking the connector point on the main board if is ok, as below picture;
c. Checking the receiver circuit if is ok.
Repairing guide
Слайд 23a. Checking the MIC and Vibrator is cold soldering, re-solder it;
b.
c. Checking the circuit of MIC and Vibrator;
d. Checking the FPC if connect ok.
6.MIC and Vibrator
Repairing guide
MIC con.
Слайд 24a. Checking the shrapnel of earphone if is ok;
b. Checking the
c. Change earphone connector;
c. Checking the circuit of earphone.
7. Earphone
Repairing guide
earphone
Слайд 25a. Checking the voltage of battery if is 3.8-4.2V and connect
b. Upgrade the SW;
b. Checking the power on key and circuit around it.;
8.No Power On
Repairing guide
Power On
Слайд 26a. Checking the voltage of battery if is over 3.4V;
b. Checking
c. Checking the USB connector and circuit if is ok.
9.No charging
Repairing guide
USB Connector
Слайд 27Checking the connector of T –card and SIM card;
Change the
10.No SIM card and No memory card
Repairing guide
T-card
connector
SIM
Connector
Слайд 28a. Checking RF line if that is broken;
b. Checking RF
11.Signal
Repairing guide
RF connector
Sub-board RF connector
