FLY FS403, Service Manual

Page 1: ...DUCTION Chapter 1 EXPLODED VIEW AND COMPONENT DISPOSAL EXPLODED DIAGRAM DISASSEMBLY AND ASSEMBLY SERVICE TOOLS DISASSEMBLE ASSEMBLY Chapter 2 ACTUALL BOARD SIDE A SIDE B Chapter 3 CIRCUIT INTRODUCTION Chapter 4 TROUBLESHOOTING Chapter 5 UPGRADE SOFTWARE INTRODUCTION ...

Page 2: ...tly 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 con...

Page 3: ...FLY SERVICE SUPPORT Chapter 1 EXPLODED VIEW AND COMPONENT DISPOSAL 1 1 EXPLODED ...

Page 4: ...FLY SERVICE SUPPORT 1 2 DISASSEMBLY AND ASSEMBLY 1 2 1 SERVICE TOOLS ...

Page 5: ...FLY SERVICE SUPPORT Solder wire soldering paste Wrist grounding strap Antistatic gloves ...

Page 6: ...FLY SERVICE SUPPORT 1 2 2 DISASSEMBLY Remove battery cover Remove battery Remove 6 screws Remove back cover Remove 3 inside screws Take out PCBA ...

Page 7: ...FLY SERVICE SUPPORT 1 2 3 Assembly Assemble PCBA Assemble 3 inside screws Assemble back cover Assemble 6 screws Assemble battery Assemble back cover ...

Page 8: ...FLY SERVICE SUPPORT Chapter 2 ACTUALL BOARD SIDE A AND ...

Page 9: ...FLY SERVICE SUPPORT Chapter 3 Electric introduction 3 1 Main CPU introduction 3 1 1 Baseband A ...

Page 10: ...FLY SERVICE SUPPORT 3 1 2 Baseband B 3 2 Baseband RF 3 3 RF PA ...

Page 11: ...FLY SERVICE SUPPORT 3 4 BT FM GPS 3 5 LCD ...

Page 12: ...FLY SERVICE SUPPORT 3 6 Microphone 3 7 Headset microphone and earphone ...

Page 13: ...FLY SERVICE SUPPORT 3 8 Loudspeaker 3 9 USB port 3 10 SIM card ...

Page 14: ...FLY SERVICE SUPPORT 3 11 SD card 3 12 keypad ...

Page 15: ...FLY SERVICE SUPPORT 3 12 1 keypad LED ...

Page 16: ...FLY SERVICE SUPPORT 3 14 CHARGE 3 15 Battery connector ...

Page 17: ...FLY SERVICE SUPPORT 3 16 Vibrator 3 16 TP ...

Page 18: ...not download Can not download Can power on USB port appearance check ok Change CPU U101 Check download tool download cable software ok Check power on problem 检 查 电 源 问 题 Clean or change new USB port Change new tool new cable or new software Yes No Yes No Yes No Yes ...

Page 19: ...an not power on Change battery ok Change battery The current 0 The power on current low 100mA Change U100 Change U1 Change U101 or X100 The power on current high 200mA Remove U101 current ok Heat or change U101 Yes No Yes Yes No No No No Yes No ...

Page 20: ...cognize SIM Heat or change U101 Change SIM connector Change U101 The SIM connector appearance ok The SIM connector damaged SIM pins dirty or distortion The resistance to ground of SIM pins ok Can not recognize SIM Yes No Yes No Yes Yes ...

Page 21: ...ds not work Keypad not work Change Volume key The resistance to ground of the keypads ok Volume key not work The resistance to ground of these keypads ok Power key not work Change Power key Heat or change U301 no Yes Yes Yes Yes no ...

Page 22: ...ine or others Upgrade software ok Upgrade software ok Change LCD Software problem Resolder or change LCD ok Resolder or change LCD ok Soldering or material problem Change U101 Yes No No Yes Yes Yes No Yes No No No Yes Receiver no sound Upgrade software ok Software problem Change speaker ok Speaker problem Change U301 Yes No Yes No Yes ...

Page 23: ...roblem The MIC appearance ok MIC soldering ok MIC rubber cover broken or missing Change or get another new rubber cover Change MIC OK MIC material problem Change U301 Resolder MIC get solve Yes Yes Yes No No Yes No No No charging USB port appearance ok Clean or change USB port Change Q100 OK Q100 material problem Change U301 Yes No Yes No Yes ...

Page 24: ...UPPORT 4 10 Camera not work Camera doesn t work Upgrade software ok Software problem Change camera ok Resolder camera ok 焊 接 camera ok Soldering problem Camera materials problem Change U101 Yes No Yes Yes No Yes No ...

Page 25: ...n using USB Serial cable The driver need to be installed before using the USB cable Please keep the USB cable unplugged when installing the driver Plug the USB cable when installing is completed And check device manager of the PC 5 1 2 Run FlashTool_v3 2 5 1 3 Please select Options COM port Choose the port which is same as the one in Device Manager 5 1 4 Select ...

Page 26: ...FLY SERVICE SUPPORT ...

Page 27: ...FLY SERVICE SUPPORT 5 1 5 Please select Do Not Format FAT 5 1 6 Click Download Agent MTK_AllInOne_DA ...

Page 28: ...FLY SERVICE SUPPORT 5 1 7 Click Scatter loading and select scatX11 23 txt file 5 1 8 Click ROM and select X11 23_PCB00_gprs_MT6226_S01 Bin file Note Please use the latest version ...

Page 29: ...5 1 9 Power off the handset remove the battery click Download and connect the cable with handset then insert the battery press the power on button the red and blue progress bar shall appear 5 1 10 Downloading is in process ...

Page 30: ...FLY SERVICE SUPPORT 5 1 11 Downloading is completed ...

Page 31: ...ter 5 2 1 write IMEI to the slave phone of MGSM 41B phone to give an example 5 2 1 1 Firstly plug the correct upgrade cable to the computer This is necessary or the software will not be run normally 5 2 1 2 Double click the logo in figure 1 1 to run the IMEI Writer in a Windows XP operation system figure 1 1 For the first timeyou run IMEI_Writer in the computer figure 1 2 occurs Choose the right d...

Page 32: ...FLY SERVICE SUPPORT 5 2 1 3 Input the IMEI of the slave phone referring to figure 1 4 click Restart after 3 seconds plug the slave phone cable connector to the phone and power on the phone ...

Page 33: ...f the master phone click Restart after 3 seconds plug the master phone cable connector to the phone and power on the phone 5 2 2 3 After several seconds figure 1 5 occurs to show the slave phone is written to the phone successfully 5 2 3 Write the IMEI of another phone If the right database file has already been choosed click the restart input the IMEI of the phone click Restart after 3 seconds pl...