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cromax X327, Руководство по обслуживанию

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Customer Service                                                                                                                                                                    DivaX Service Manual

 

 

42 

 
9.1.8 Click the “

Scatter/config file

” and select the “

scatTINNO36_11A_GEMINI.txt

”.   

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

9.1.9 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 gray, red, blue, green and gray progress bar shall appear. Then upgrade would be 
completed when appear “OK”. 
 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Select this one 

 

 

Содержание X327

Страница 1: ...Customer Service DivaX Service Manual 1 Service manual ...

Страница 2: ...approval of Tinno s management team any copying or distribution to third party are not allowed Without the approval of Tinno publishing distribution copy save or transfer of this or part of this document are not allowed Tinno reserves the right of modifying or updating for this document without notification and Tinno has the final power of interpretation Chapter 1 Product Specification Content 1 P...

Страница 3: ...mera 0 3 Mega H 1 3 Mega S Talk time 700 min Stand by 270 hour Lithium Battery 1400MAH Li ion Battery USB Data cable USB 2 0 DS128 Features Functions Dual SIM Dual Standby Single Connection Fashion bar phone BT 3 0 FM Multi Media application T Flash Support 8G T Card QVGA240 320 0 3 Mega H 1 3 Mega S MP3 Midi Amr Wav USB2 0 Mini USB ...

Страница 4: ...t cover 6 LCD sponge 7 LCD 8 LCD gobo 9 Receiver 10 VIB glue 11 Vibrator 12 Camera glue 13 Camera 14 Camera glue 15 LED 16 LED lens hood 17 Back cover 18 Camera glue 19 Battery 20 Camera lens 21 BT antenna 22 Screw 23 Battery cover 24 SPK filter 25 SPK sponge 26 Antenna 27 ANT sponge 28 Speaker 29 PCB 30 MIC 31 Screw 32 Dome 33 Keypad ...

Страница 5: ... Service DivaX Service Manual 5 Chapter 3 Tools Power Supply Multimeter Solder iron Hot Air Gun Solder wire Flux PC Download cable Others Pick Screw Driver Tweezer Wrist grounding strap Antistatic gloves Cable ...

Страница 6: ...mer Service DivaX Service Manual 6 Chapter 4 Disassembly Assembly 4 1 Disassemble Remove the battery cover 1 Remove 4 screws 2 Remove the back cover 4 Remove the BCBA 5 Open back cover 3 Stick the LCD film 6 ...

Страница 7: ...Customer Service DivaX Service Manual 7 Finish 4 2 Assemble Remove the lens film 1 Install the keypad 2 Stick the lens film 7 Remove the keypad 8 Install the back cover 4 Install the PCBA 3 ...

Страница 8: ...Customer Service DivaX Service Manual 8 Finished Fasten the 4 screws 6 Button the cover 5 Install the battery cover 7 ...

Страница 9: ...ation of components Side B 5 2 Side B PCBA Side B Location of Components U101 CPU MT6250 J701 LCD Connector J305 SIM Connector J601 Camera Connector J303 Earphone Connector J302 I O Connector U502 RF PA J201 Battery Connector U301 Flash IC U501 26Mhz Crystal D610 发光二极 管 J304 T flash Connector ...

Страница 10: ...Customer Service DivaX Service Manual 10 5 3 PCBA Layout side A 5 4 PCB Layout Side B ...

Страница 11: ...Customer Service DivaX Service Manual 11 Chapter 6 System Block Chart MT6250 ...

Страница 12: ...ower Management Unit PMU and can greatly reduce the component count and make a smaller PCB size MT6250 including Bluetooch and FM Besides MT6250 is capable of Single Antenna Interference Cancellation SAIC and AMR speech Based on a 32 bit ARM7EJ S RISC Processor MT6250 provides an unprecedented platform with high quality modem performance The typical application diagram is shown as Figure 1 TM ...

Страница 13: ...omer Service DivaX Service Manual 13 7 1 2 Baseband CPU Audio circuit Keypad connector circuit Data transportation circuit CAMERA Data transportation control side BT Data transportation control side MT6250 ...

Страница 14: ...Customer Service DivaX Service Manual 14 7 1 3 Baseband Keypad 7 1 4 Clock 32 768KHZ Circuit Clock signal transportation side 32 768 khz Clock crystal MT6250 ...

Страница 15: ...Customer Service DivaX Service Manual 15 7 1 5 CPU to Flash 7 1 6 SIM data output SIM 2 Clock SIM 2 reset SIM 2 Data SIM 1 Clock SIM 1 reset SIM 1 Data FLASH data transportation side MT6250 ...

Страница 16: ... voitage current Vcore 1 2v 200ma Vio 2 8v 100ma Vadd 2 8v 150ma Vtcxo 2 8v 20ma Vrtc 1 2v 200ma Vmem 2 8v 150ma Vsim 2 8v 20ma Vcs 2 8v 200ma vcs 1 8v 150ma 7 2 MT6250 CPU Power output CP 7 3 Battery connector Temperature detection Positive pole ...

Страница 17: ...PAC for cellular handsets comprising GSM900 and DCS1800 operation The FEM has capability in applications of U S and euro dual band platforms Designed in a low profile compact form factor the SKY77569 offers a complete Transmit VCO to Antenna and Antenna to receive SAW filter solution The FEM also supports Class 12 General Packet Radio Service GPRS multi slot operation Charging input Data download ...

Страница 18: ...Customer Service DivaX Service Manual 18 7 5 2 power amplifier frequency Power input RF DC Signal AC antennal SKY7756X Start SKY7756X ...

Страница 19: ...Customer Service DivaX Service Manual 19 7 6 SIM circuit SIM 1Clock SIM 1 reset SIM 1 power SIM 1 Data SIM 2 power SIM 2 Clock reset SIM 2 Data ...

Страница 20: ...rmal voltage output or open circuit Cannot download Check if it is caused by the PC cable tools etc Power on NO NO NO NO YES YES YES No YES OK Replace or re config Check I O Connector Connect the cable check if the current is normal about 30 mA Disconnect the cable and check if the chipset is over heat Check VCORE VDD VADD VTCXO VRTC VMEM 26MHZ 32KHcrystal Replace U101 MT6250 ...

Страница 21: ...and replace system clock 26MHz Make the phone connect the power supply and find the current swing at 50 100mA END Check the power manage supply output VCCRE 1 8V VDD 2 8V AVDD 2 8V VTCXO 2 8V VMEM 2 8V VRTC 1 2V Replace U101 MT6250 Upgrade the software Check and replace the I O connector Replace or reweld flash Replace or reweld CPU ...

Страница 22: ...O connector Replace or reweld flash 26MHZ Check and replace system clock 26MHz Check the power manage supply output VCCRE 1 8V VDD 2 8V AVDD 2 8V VTCXO 2 8V VMEM 2 8V VRTC 1 2V Replace or reweld CPU Replace U101 MT6250 Make the phone connect the power supply and find low or no current Check the battery connector and power key NO NO NO YES YES NO NO NO YES NO NO ...

Страница 23: ...is normal Check and replace CPU END Check and replace RF PA Audio PA Check if the capacitance varistor LDO tube leakage Use the touch method to check and replace the heat spare parts Make the phone connect the power supply and then press power key find large current make the phone heat YES YES NO YES YES NO NO YES ...

Страница 24: ...he keypad or replace the touch panel Check battery connector and battery touch point if is dropped or dirty Check the keypad if stuck or touch panel do not work to make the phone dead Check the CPU if is rosin joint or damage END Clean or replace the battery or battery connector U101 Reweld or replace U101 Upgrade the Software YES NO YES NO YES YES ...

Страница 25: ...lem solve Check if 12 th PIN of J702 have signal or not check 31 th digit cable status No display or display abnormality after power on Check LCD connector is OK or not Change LCD FPC Change or re solder U101 MT6250 Check LCD if damage or liquid flow out Change LCD Clean re solder connector Upgrade software ...

Страница 26: ...ey can t work e g 1 2 3 regular problem Upgrade software to check if can solve this problem Visual check if any corrosion or short circuit and use multimeter to check if any short circuit for single key Clean the place which is corrosion or short circuit Re solder or change CPU U101 MT6250 Clean it Use multimeter to check if the voltage is 0 7V or not ...

Страница 27: ...e external power 2 8V to check LED can work or not Changed or re solder CPU MT6250 Key light can t work Use multimeter to check voltage of LED is OK or not Problem solve Expect bar model Check if circuit is broken Change LED Upgrade software 软件升级 Problem solve YES YES NO NO YES NO ...

Страница 28: ...NO YES YES YES OK CPU MT6250 may be defective NO Replace SIM card MT6250 may be defective Insert SIM Clean or replace SIM connector Check if all the SIM pins are clean Resolved If SIM card is available Connect Power supply to check the current Resolder or replace CPU MT6250 END ...

Страница 29: ...there s any distortion Replace the defective components Put a false antenna at RF PA IC to see if there s any signal Replace RF PA IC Make a false antenna at Z501 check if there s any signal Saw filter is damaged replace it Replace U501 26M oscillator to check if the problem is solved Resolder or replace CPU MT6250 END YES NO YES NO YES NO OK ...

Страница 30: ... the speaker measure the wave signal by oscillograph No sound or noise Remove the speaker and measure with multimeter to see if there s any sound Replace speaker The phone is in Silent mode Check if the volume is in lowest mode Turn up the volume Replace U101 MT6250 Press power on and side button to check if there s the ring is normal ...

Страница 31: ...place the receiver Measure the signal with oscillograph under calling mode Receiver is low Check if LS402 is damaged Resolder clean LS402 Check if the receiver is broken or damaged Test if there s sound from receiver with multimeter Replace receiver Replace CPU U101 MT6250 Set the phone as handsfree mode END ...

Страница 32: ...stall the MIC cover Check if there s MIC cover 84666 and activate echo loop measure MIC MK400 voltage is 1 5V 0 7V Replace MIC Replace B411 or B402 Check if inductor B411 B402 is damaged Replace C431 C432 Measure C431 C432 with multimeter to see if there s 0 5V offset voltage Resolder or replace CPU U101 MT6250 END ...

Страница 33: ...ttery overheat Check capacitor C251 resistor R214 R205 be normal Replace or re solder CPU U101 MT6250 Remind error during charge Check charge protective tube U200 be normal Check battery connector testing Pin if the bias resis and vatge be normal Change battery Re flash SW Resolved Replace or re solder NO NO NO YES YES ...

Страница 34: ...ger without battery put in check if the voltage of positive pole is around 3 6V Check charge protective tube be normal Replace or re solder CPU MT6250 No charge Does not charge no charge in Change battery Re flash SW Resolved Check if I O connector works normal Replace or re solder it NO NO YES YES NO YES YES YES YES ...

Страница 35: ...T6250 If recognize charger connected Does not charge does not recognize charging Change battery Re flash SW Resolved NO YES YES YES YES YES Re solder or replace I O connector There is no symbol shows charging Power on and connect charger input 84666 to check if ADC is around 0 40A Check battery connector testing Pin if the bias resis and vatge be normal NO YES NO ...

Страница 36: ...little more Replace CPU Stand by short time Power on the phone check the if working current be normal no exceed 600mA Defective resolved YES YES YES Check and replace RF PA AUDIO PA NO NO YES Check if the components on the PCB are damaged capacitor power supplier LDO etc By touch to find the component getting hot replace it Change battery Re flash SW NO NO YES YES NO NO NO NO ...

Страница 37: ... Measure if T Flash slot pin 4 VMC was 2 8V NO Re solder T flash slot NO Check if the voltage of T Flash pin3 pin5 pin7 to the ground was around 0 7V with multimeter diode column Measure if there is pin short for the T flash adjacent pins YES Check if replace T Flash slot can fix this problem YES CPU MT6250 solder poor or damaged NO Re solder or replace CPU MT6250 ...

Страница 38: ...a and check if it can work well Power on the PCBA and open the camera function Check if C606 C608 have 2 7V or 1 5V voltage Upgrade SW to check if it was related to SW Check if camera slot appearance was ok or if there is solder problem Re solder or replace the camera slot Re solder or Replace CPU U101 MT6250 NO NO YES YES NO ...

Страница 39: ...when 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 9 1 3 Please select Options COM port Choose the port which is same as the one in Device Manager 9 1 2 Run the Flash_tool exe of FlashTool_v5 1112 00 ...

Страница 40: ...Customer Service DivaX Service Manual 40 9 1 4 Select Options Format FAT DISABLED and please do NOT select validation 9 1 5 Please select Format FAT Select Format FAT ...

Страница 41: ...er Service DivaX Service Manual 41 9 1 6 Select Options Backup and Restore then select the Backup Download format Restore 9 1 7 Click the Download Agent and select the file MTK ALLInOne DA bin Select this one ...

Страница 42: ...catTINNO36_11A_GEMINI txt 9 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 gray red blue green and gray progress bar shall appear Then upgrade would be completed when appear OK Select this one ...

Страница 43: ...Customer Service DivaX Service Manual 43 9 1 10 Backup the data gray progress bar 9 1 11 Connect to phone red progress bar ...

Страница 44: ...ce Manual 44 9 1 12 Downloading is in process blue progress bar 9 1 13 Downloading is completed 9 1 14 Power on phone and input 84666 select one key Restore phone will be reboot then the user s setting could be eliminated entirely ...

Страница 45: ... and maybe software do not fit for hardware Corrective action check software fit for hardware whether or not resolding CPU and FLASH or exchange new CPU and FLASH 图 1 figure 1 Description E930 can t power on handset is dead when upgrade software details as figure 2 Root cause the power supply and clock both work on as common during upgrade software The typical defective issue as poor soldering or ...

Страница 46: ... 2 IMEI Writing Guide 9 2 1 Plug the correct upgrade cable to the computer then run IMEI writer For the first time you run IMEI Writer in the computer below figure would be occur then choose IMEI_Writer exe Choose the IMEI_Writer exe Choose it ...

Страница 47: ... off the phone and then click Restart after 3 seconds plug the phone cable connector to the phone and power on the phone it starts to write IMEI 9 2 3 After several seconds it shows the IMEI is written to the phone successfully Click here to change the database file Write dual IMEI Select COM port ...

Страница 48: ...very button on the handset until the screen is clear 4 Vibrator Press start then the vibration shall start 5 Lond SPK Press start the speaker shall work 6 Ringtone Press start the ringtone shall be played 7 LED Press OK to test the LED 8 LCD Select Auto Display LCD shall perform the self testing 9 Receiver Press start the receiver shall produce sound 10 Camera Menu Camera test the capture and shoo...

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