Blu STUDIO 5.0 HD LTE Manuale utente
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BLU STUDIO 5.0 HD
Service Manual
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CAUTIONS
Please refer to the phone’s user’s guide for instructions relating to operation, care, and maintenance, which include
important safety information.
Servicing and alignment must be undertaken by qualified personnel only.
Ensure all work is carried out at an anti-static workstation and that an anti-static wrist strap is worn.
Use only approved components as specified in the parts list.
Ensure all components, modules, screws, and insulators are correctly re-fitted after servicing and alignment
Ensure all cables and wires are repositioned correctly
Electrostatic discharge can easily damage the sensitive components of electronic products. Therefore, every service
supplier must observe the precautions which mentioned above.
CONTENTS
Content
1. Brief Introduction….……………………………………………………………………………….….3
2. Tools……………………………………………………………………………………………………..5
3.Assemble & Dissemble
Dissembly..................…………………………………………………………………………...6-11
Assembly………………………………………………………………………………………...12-17
6. Picture of main board
A&B side of PCBA .…………….…………………………………………………….…………..18
A&B of PCBA Layout………….….………….…………………………….………………….…....19
7. System Block Chart…………………………………………………………………………………...20
8. Unit Circuit Map ..…......................................................................................................... 21-27
9. Trouble Shooting Guide …..…………………………………………………………………….28-39
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CHAPTER 1 INTRODUCTION
SPEC：
Network：
2G: 850MHz/900MHz/1800MHz/1900MHz
3G: 2100MHz/900MHz
Size：146*74*9.3mm
Bluetooth：Support BT 4.0
Wi-Fi: 802.11b, 802.11g, 802.11n
Lithium Battery: 2000mAh Battery
USB: Micro USB 2.0
S5501 Main Function
Full Touch Smartphone
Android 4.2
CPU MT 6582 1.3G Quad core
5“HD 1280*720
Camera：8 AF Mega , Front camera：2 Mega
BT 4.0 , WIFI : 802.11b, 802.11g, 802.11n
Flash Memory:8GB+1GB
Dual SIM
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CHAPTER 2 SERVICE TOOLS
Voltage regulator
Multimeter
Iron
Hot air gun
Solder wire, soldering paste
Computer and software download cable
Metal tweezers, Screw driver etc
Pick
Driver
Tweezers
Wrist
groun
ding
Antistatic
SW
upDownlo
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CHAPTER 3 DISASSEMBLY AND ASSEMBLY
3.1 DISASSEMBLY
Remove the battery cover……... 1
Unfasten the 10 screws…………………2
Remove the TP connector……….4
………4
Take out the camera…………...………..5
Prize up the back cover…….………..………..3
Remove the FPC connector………..…...………….……... 6
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Unfasten the screws..…………...……7
Remove the FR coaxial line connector……...……..8
Remove the FPC connector………10
Remove the LED FPC……...…11
Remove the speaker…………….....12
Remove the antenna PCBA……………..……….9
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Remove the speaker PCBA…………………..13
Remove the vibrator…………………..14
Use haet gun to heat aound the TP 200°C……..15
Remove the TP………..16
stick the protection film onto LCD…………..17
Stick the protection film onto TP……..18
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Finished。。。。。。。
Remove the LCD…………..19
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3.2 ASSEMBLY
Install the TP………………………..4
Remove the protection film……….3
Install the LCD……….…..………..…1
Remove the protection film………….2
Install the speaker PCBA…….……….....5
Solder the LED FPC…………...... 6
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Install the PCBA…..…………………11
Fasten the screws………….…..…12
Install the RF coaxial line……………………….…10
Install the antenna PCBA……..…………9
Install the FPC………………7
Install the vibrator…………..8
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