malata SG3318 Manual Download

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Shenzhen Walida After-sale Service Department

SG3318 Trouble shooting and maintainence

Replace PCB

Check SIM card

Replace SIM card

Download software

Enter into menu, and change the Network

selection to “Auto” and Bandwidth to
Dual Band

Replace PCB

Replace antennae

Check antennae and
contact point

No signal or weak signal

Technical support department

repairing process for

“

No signal

”

After-sale

Summary of Contents for SG3318

Page 1: ...Manual for after Sales Services ...

Page 2: ... the structure 6 1 Explosive View Ошибка Закладка не определена 2 Whole composition and the structure 8 三 Introduction to the software 9 1 TVM and RELEASE NOTE Ошибка Закладка не определена 2 Guidance on operations of D03 Multi port Download Software 9 3 Guide on operations of D03 Single port Download Software 11 四 Hardware Circuit 15 1 7 1 15 2 7 2 17 3 7 3 18 4 7 4 19 ...

Page 3: ...7 7 7 22 7 Figure of mainboard and LCD 23 五 After sales fittings Ошибка Закладка не определена 1 List of Fittings Ошибка Закладка не определена 2 Various labels temperarily vacant 25 六 Troubleshooting and Maintenance 27 ...

Page 4: ...MINI sound unit 2 Main Selling Points Super MP3 play function listen at any time any place Unique MP3 shortcut key side key Front and back speakers resonate unusually effective convulsion Humanization design of close cover to play dual speaker dual channel and stereo earpiece 3 Other Functions Animation screen protection Multi scene mode Sent message by groups and click one key to get online Power...

Page 5: ...Shenzhen Wanlida After sale Service Department SG3318 Introduction to models 4 Appearance ...

Page 6: ...Shenzhen Wanlida After sale Service Department SG3318 Introduction to models 二 Introduction to the structure 1 Explosive View ...

Page 7: ...Shenzhen Wanlida After sale Service Department SG3318 Introduction to models ...

Page 8: ...4 04 3501 00 Right screw blocking cap of upper casing 1 14 61 00 1200 00 S588 shaft left 1 15 36 01 3501 00 Assembly of lower front casing for D03 1 16 25 03 3599 00 Assembly of side key for D03 1 17 37 01 3501 00 Assembly of lower back casing for D03 1 18 75 03 3501 00 Assembly of battery for D03 1 19 20 17 0102 01 Bolt M1 2 0 25 3 3L Self attack 2 20 45 08 3508 00 D03 I O plastic plug 1 21 27 13...

Page 9: ... And RELEASE NOTE M U A R pdate pplicable odel Version D S ate cope emark SG33 temporarily vacant 2 Guidance on operations of D03 Multi port Download Software Run MultiPortFlashDownloadProject exe if any error prompt appears when you run it for the first time you can just click OK Click File Open Download Agent File ...

Page 10: ...le to open it as follows Click File Open Scatler File to select scatw2 txt Click Option Baseband Chip to select Auto Detect and for External clock just select 26MHz Click the ROM as shown in the figure below then select the software to be upgraded in the dialog box popped up such as w2_PCB01_gprs_MT6218B_FN D01_H_2_2_MLT1_0_C1301 as follows ...

Page 11: ... the progress bar will restore to 0 and at this time remove the mainboard Check Press 66 to enter factory settings to view the version number enter 1 Version 2 MCU SW if it displays w2_PCB01_gprs_MT6218B_FN D01_H_2_2_MLT1_0_C1301 it indicates the software is successfully upgraded 3 Guides on operation of D03 single port download software Upgrade Configuration Tool 1 computer WIN2000 or WIN XP syst...

Page 12: ...ida After sale Service Department SG3318 Introduction to models Double click Flash_tool exe click Download Agent then select MTK_ALLInOne_DA to open it as shown below Click Scatler File select scatw2 txt click open ...

Page 13: ...aded in the dialog box popped up such as w2_PCB01_gprs_MT6218B_FN D01_H_2_2_MLT1_0_C1301 as follows Interface option settings are as shown in the figure above Click Download connect the mobile with the test cable and the program will automatically start downloading Progress bar first displays red as follows Then progress bar display blue again as follows ...

Page 14: ...last it displays green OK At this time download completes Disconnect test cable Check Press 66 to enter factory settings to view the version number enter Version MCU SW if it displays w2_PCB01_gprs_MT6218B_FN D01_H_2_2_MLT1_0_C1301 it indicates the software is successfully upgraded ...

Page 15: ...Shenzhen Wanlida After sale Service Department SG3318 Introduction to models 四 Hardware Circuit 1 7 1 ...

Page 16: ...Shenzhen Wanlida After sale Service Department SG3318 Introduction to models ...

Page 17: ...Shenzhen Wanlida After sale Service Department SG3318 Introduction to models 2 7 2 ...

Page 18: ...Shenzhen Wanlida After sale Service Department SG3318 Introduction to models 3 7 3 ...

Page 19: ...Shenzhen Wanlida After sale Service Department SG3318 Introduction to models 4 7 4 ...

Page 20: ...Shenzhen Wanlida After sale Service Department SG3318 Introduction to models 5 7 5 ...

Page 21: ...Shenzhen Wanlida After sale Service Department SG3318 Introduction to models 6 7 6 ...

Page 22: ...Shenzhen Wanlida After sale Service Department SG3318 Introduction to models 7 7 7 ...

Page 23: ...Shenzhen Wanlida After sale Service Department SG3318 Introduction to models 7 Figure of real mainboard and LCD Front of the LCD temporarily vacant Back of the LCD temporarily vacant ...

Page 24: ...Shenzhen Wanlida After sale Service Department SG3318 Introduction to models Front of the mainboard temporarily vacant Back of the mainboard temporarily vacant ...

Page 25: ...arts for small glass for D03 9 SG3318 Finished parts of assembly for keypad of D03MP3 10 SG3318 Finished parts of assembly for large glass for D03 11 SG3318 Finished parts of decorative parts for headphone of D03 12 SG3318 T701 screw M1 4 standard crossed 13 SG3318 Screw M1 4 0 30 5 5L 14 SG3318 Shaft 15 SG3318 Finished parts of assembly for side key of D03 16 SG3318 D03 I O plug material 17 SG331...

Page 26: ...Shenzhen Walida After sale Service Department SG3318 Introduction to hardware 2 Various labels temporary vacant Charger Label Battery Label ...

Page 27: ...r on Current 40MA Download software Check V Batt Voltage of battery If Voltage 3 3 Charge battery Check power supply IC U400 C407Up Vcore 1 8V C408Up Vcore 2 8V C409Up Vcore 2 8 C410Up Pmic_Vtcxo 2 8 C410Up Vmem 2 8 Check power supply IC U 400 Check if C637 has 26M signal Frequency 26M PPM 150MV Check clock U603 and MF U602 Replace PCB Repairing process for can t power on After sal ...

Page 28: ...ce Replace PCB Replace LCDPCB Check LCDPCB Check FPC and connector Replace FPC or check connector port Replace camera Check camera Check the camera connector to Reloading camera Can t take photo Technical support department repairing process for can t photo or camera screen After sale ...

Page 29: ...partment SG3318 Trouble shooting and maintainence Replace PCB Check LCDPCB Replace LCDPCB Replace FPC or check connector port Check FPC and connector port No display Technical support department repairing process for No display After sale ...

Page 30: ...s have no sound Replace FPC or check B400 Confirm which channel has no sound Check U100 MP3 has no sound or no receiving voice Replace corresponding speaker Replace PCB Replace speaker Replace FPC or check B400 If FPC is normal No sound from speaker Check speaker Replace speaker Replace PCB If FPC is normal repairing process for No sound Technical After sale ...

Page 31: ...eck U400 Check if MIC work normal Replace MIC Dial 112 and then check if C202 UP voltage 1 8V Check R203 R202 R206 R207 and U400 Check offset voltage of Mic Is the configure of Mic normal Reassemble Mic Microphone can t work repairing process for No sending sound Technical support department After sale ...

Page 32: ...PCB Check SIM card Replace SIM card Download software Enter into menu and change the Network selection to Auto and Bandwidth to Dual Band Replace PCB Replace antennae Check antennae and contact point No signal or weak signal Technical support department repairing process for No signal After sale ...

Page 33: ...00 or U100 Replace PCB Check if the connection between clip holder and pins of IC is OK SIM Card Power supply card 1 16 2 14 3 15 4 5 8 Replace clip holder Check if the leaf of clip holder J400 is OK Show Please insert SIM card Technical support department epairing process for Can t recognize card After sale ...

Page 34: ...ce U 401 Check U401 Check U400 U100 Replace F400 Check U400 Check if there is voltage about 5V in 1 of U 400 Check if there is voltage about 3V in 2 of IO 401 Check if there is voltage about 5V in 1 2 of IO 300 Replace charger Connect to Charger Technical support department repairing process for Can t recharge After sale ...

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