FLY IQ239plus Service Manual
FLY SERVICE SUPPORT
SERVICE MANUAL IQ239+
TABLE OF CONTENTS
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INTRODUCTION………………………………………………………………………2
Chapter 1 EXPLODED VIEW AND COMPONENT DISPOSAL…………………3
EXPLODED DIAGRAM…………………………………………………………….3
DISASSEMBLY AND ASSEMBLY ………………………………………………………..4
SERVICE TOOLS…………………………………………………………………….4
DISASSEMBLE……………………………………………………………………….6
ASSEMBLY……………………………………………………………………………7
Chapter 2 ACTUALL BOARD……………………………………………………….10
SIDE A…………….…………………………………………..……………………………….16
SIDE B……………………….………………………………………………………………...16
Chapter 3 CIRCUIT INTRODUCTION………………………………………………11
Chapter 4 TROUBLESHOOTING……..………………………………………..…..27
Chapter 5 UPGRADE SOFTWARE INTRODUCTION…………..……………….34
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INTRODUCTION
The purpose of this document is to help service workshop technicians to service products. This service manual must
be used only by authorized service suppliers. The content of it is confidential. Please note that provides other guidance
documents for service suppliers. Follow these regularly and comply with the given instructions. while every effort has
been made to ensure the accuracy of this document, some errors may exist. please keep in mind also that this
documentation is continuously being updated and modified, so always watch out for the newest version.
CAUTIONS
Please refer to the phone’s user’s guide for instructions relating to operation, care, and maintenance, which include
important safety information.
1. Servicing and alignment must be undertaken by qualified personnel only.
2. Ensure all work is carried out at an anti-static workstation and that an anti-static wrist strap is worn.
3. Use only approved components as specified in the parts list.
4. Ensure all components, modules, screws, and insulators are correctly re-fitted after servicing and alignment
5. 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.
GENERAL REPAIR INFORMATION
1. Make sure your testing equipment is functioning properly before beginning repair work.
2. before starting repairs you must observe ESD precautions such as being in your ESD
protected area and connecting your wristband.
3. use gloves to avoid corrosion and fingerprints.
4. cover windows and displays with a protective film to avoid dust and scratches.
5. use a lint-free cloth to clean the LCD.
6. when cleaning the pads use a soft cloth\ESD brush and isopropanol. Do not use a glass fiber pencil: this scratches
the surface and will corrosion.
7. non-faulty mechanical parts(except shielding lids and bent parts or soldered components). May be reused if they are
not soldered.
8. when removing the shielding lids make sure to replace them with new ones, otherwise the high-frequency leakage
can affect the device.
9. always use the original spare parts.
10. check the soldering joints of the parts concerned with regard to the fault symptom. And resolder them if necessary.
11. remove excess soldering flux after repair.
12. observe the torque requirements when assembling the unit.
13. please aware that some malfunctions may be software related and solved by an updat
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Chapter 1
EXPLODED VIEW AND COMPONENT DISPOSAL
1.1 EXPLODED
1.2 DISASSEMBLY AND ASSEMBLY
1.2.1 SERVICE TOOLS
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Solder wire, soldering paste Wrist grounding strap, Antistatic gloves
1.2.2 DISASSEMBLY
Remove battery cover Remove battery
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Remove 6 screws Remove back cover
Remove voice FPC Remove power on FPC
Remove camera Remove PCBA screw
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Remove TP FPC Take out PCBA
1.2.3 Assembly
Assemble PCBA Assemble PCBA screw
Assemble TP FPC Assemble camera
Assemble voice FPC Assemble power on FPC
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Assemble back cover Assemble screw
Assemble battery Assemble battery cover
Chapter 2
ACTUALL BOARD
SIDE A AND B
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