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DASH C MUSIC

SERVICE MANUAL

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Summary of Contents for DASH C MUSIC

Page 1: ...1 DASH C MUSIC SERVICE MANUAL...

Page 2: ...ostatic 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 Mak...

Page 3: ...RGER CIRCUIT 16 I O CONNECTOR 5PIN 17 RF IC MT6166 17 WCDMA RF 19 AUDIO 20 LCD INTERFACE 23 LCD BACKLIGHT 24 CAMERA INTERFACE 24 G SENSOR 25 ALS PS SENSOR 25 TOUCH PANEL 26 CHAPTER 4 PCBA 26 PCB LAYOU...

Page 4: ...4 CHAPTER 1 OVERVIEW EXPLODED VIEW AND COMPONENT DISPOSAL EXPLODED...

Page 5: ...5 DISASSEMBLY AND ASSEMBLY SERVICE TOOLS...

Page 6: ...6 Solder wire soldering paste Wrist grounding strap and Antistatic gloves Metal tweezers Screw driver SRT 6 Plates...

Page 7: ...7 CHAPTER 2 SYSTEM BLOCK DIAGRAM...

Page 8: ...8 CHAPTER 3 UNIT CIRCUITRY UNIT CIRCUIT INSTRUCTIONS CPU CIRCUIT...

Page 9: ...9...

Page 10: ...10 CPU KEYPAD INPUT SIM 1 SIM 2 T FLASH JOINT CIRCUIT...

Page 11: ...11 EMMC MCP...

Page 12: ...12 BLUETOOTH WIFI GPS FM...

Page 13: ...13...

Page 14: ...14 MT6323 CPU POWER SUPPLY PORT IO...

Page 15: ...15 CPU VOLTAGE CURRENT REFERENCE...

Page 16: ...16 BATTERY CONNECTOR CHARGER CIRCUIT...

Page 17: ...17 I O CONNECTOR 5PIN RF IC MT6166...

Page 18: ...18 GSM RF...

Page 19: ...19 WCDMA RF...

Page 20: ...20 AUDIO...

Page 21: ...21...

Page 22: ...22...

Page 23: ...23 LCD INTERFACE...

Page 24: ...24 LCD BACKLIGHT CAMERA INTERFACE...

Page 25: ...25 G SENSOR ALS PS SENSOR...

Page 26: ...26 TOUCH PANEL CHAPTER 4 PCBA PCB LAYOUT CHART PCB SIDE A...

Page 27: ...27 PCB SIDE B...

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Page 29: ...29...

Page 30: ...30...

Page 31: ...31 CHAPTER 5 TROUBLESHOOTING TEST FLOW CHART OF TEST SIM CARD...

Page 32: ...32 TEST FLOW CHART NO POWER ON MAIN...

Page 33: ...33 TEST FLOW CHART HEADPHONES...

Page 34: ...34 TEST FLOW CHART LCD...

Page 35: ...35 TEST FLOW CHART DOWNLOAD FAILED...

Page 36: ...PTER 6 SOFTWARE UPDATE INSTRUCTION OF SW UPDATE 1 1 Install the USB driver without the USB cable plugged into the computer 2 After it is ok plug the cable then check the device manager as the picture...

Page 37: ...37 3 Double click to run FlashTool_v3 0848 Choose right com port 1 You better choose auto format FAT in Format FAT like bellows 2 Tip Download Agent choose MTK ALLInOne bin...

Page 38: ...38 Choose Auto Format FAT...

Page 39: ...BOOTLOADER and ROM will also set 7 Keep phone off and tip Download to run the program and the red bar appear it shows the phone can connect with this tool successfully then it will write data into pho...

Page 40: ...40 Check if the SW is correctly 8 Power on the phone and input 37 check its version number on the first option...

Page 41: ...the receiver will have a sound 3 Key press relevant keys appear in the screen 1 Libration The cellphone will librate 2 Lond SPK there will be a sound from the speaker 3 Ring press start there will be...

Page 42: ...nstruction Premise is WAP is valid Setting process Menu Messages MMS Message Settings Server Profile Edit profile Edit Profile Rename Profile Same as WAP Profile name Homepage http mmsc monternet com...

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