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Summary of Contents for TM-B416

Page 1: ...1 SERVICE MANUAL 1 Main Functions Call and SMS Flash light torch SOS emergency button Alarm clock Memo Hands free Calculator...

Page 2: ...ED VIEW AND COMPONENT DISPOSAL 5 Chapter 2 SYSTEM BLOCK DIAGRAM 12 Chapter 3 INSTRUCTION OF THE UNIT CIRCUIT 13 Chapter 4 ACTUALL BOARD 20 TOP side 20 Bottom side 20 Chapter 5 TROUBLE SHOOTING 21 Chap...

Page 3: ...6 Chapter 1 EXPLODED VIEW AND COMPONENT DISPOSAL EXPLODED...

Page 4: ...7 DISASSEMBLY AND ASSEMBLY SERVICE TOOLS Iron 850 heater Oscillograph Voltage regulator Multimeter Constant temperature heater...

Page 5: ...d cable Microscope Solder wire soldering paste Wrist grounding strap Solder wire soldering paste Antistatic gloves Wrist grounding strap Antistatic gloves Screw driver Plate SRT 6 Metal tweezers Infin...

Page 6: ...ISASSEMBLY Open the batter cover and take out the screw plug remove the screw cover Takeoff thescrew take off the AD case and volume key takeoff themainboardandsecondaryboard takeoff BC case FPCandkey...

Page 7: ...B C case Fit the 6 screws on the D case and fit on the two screw plug Fit the two screws on B case and paste paste the two screw covers two double faced adhesive tape Assemble main board and secondary...

Page 8: ...11 FINISH Chapter 2 SYSTEM BLOCK DIAGRAM put on the battery cover and clean the appearance...

Page 9: ...1 Chapter 3 INSTRUCTION OF THE UNIT CIRCUIT...

Page 10: ...2...

Page 11: ...3...

Page 12: ...4...

Page 13: ...5...

Page 14: ...6...

Page 15: ...7...

Page 16: ...20 Chapter4 ACTUALL BOARD...

Page 17: ...21...

Page 18: ...22...

Page 19: ...23 Chapter5 TROUBLE SHOOTING NOT POWER ON...

Page 20: ...24...

Page 21: ...25 Not display...

Page 22: ...26 No recognition SIM card...

Page 23: ...27 No tune...

Page 24: ...pdate Install the programme PL 2303 Driver Installer Pls be sure you ve installed the PL 2303 Driver Installer when 1st time used 3 3 2 Open the programe and find the Flash Tool and click to enter See...

Page 25: ...29 3 3 3 Select the file MTK_ALLInOne_DA bin 3 3 4 Select the Satter_lodding...

Page 26: ...30 Select the USB Download mode See below Save the collibration references See below picture for the downloaoding setting...

Page 27: ...31 3 3 7 Click the Format FAT 3 3 8 Select the Auto Format FAT and press OK...

Page 28: ...32 3 3 9 Click Download...

Page 29: ...st take out the battery and re install the battery connect the phone with the USB cable and you see the below Red processing bar 3 3 12 After 2 minutes s downloading the Gree Circles shows successfull...

Page 30: ...on to modify the LCD contrast 6 Mic test blow to the mic the receiver will have a sound 7 Backlight Test Backlight will be on and off automatically 8 Battery status to display the battery voltage and...

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