g7102 dead after 4.4.2 sdc not work direct emmc

[anasshe]

phone was 4.3 after update to 4.4.2 work customer try downgrade it after that dead.
i try sdc not work so i try direct emmc give this error need help plz.



Z3X EasyJtag Software ver. 1.5.6.0
Loading eMMC Addon Firmware... IO: 2850 mV
Box S/N: 0100801AB3C0706E, ,FW Ver.: 01.50
CMD Pullup Level:2041 mV
CMD Active Level:2340 mV
eMMC Device Information
EMMC CID : 15010038574D423352008E0BBA5D5110
EMMC CSD : D02701320F5903FFF6DBFFEF8E40400C
EMMC Manufacturer ID: 0015 , OEM ID: 0100
EMMC Date: 05/2014 Rev.0x0
EMMC NAME: 8WMB3R , S/N: 2383133277
Can't init EMMC, Reason: CARD Data FIFO Timeout Error
Check Data Line !!!


i check data line and everything connect ok

[anasshe]

also same result with
Z3X EasyJtag Software ver. 1.5.9.0

[blang]

Originally Posted by anasshe

phone was 4.3 after update to 4.4.2 work customer try downgrade it after that dead.
i try sdc not work so i try direct emmc give this error need help plz.



Z3X EasyJtag Software ver. 1.5.6.0
Loading eMMC Addon Firmware... IO: 2850 mV
Box S/N: 0100801AB3C0706E, ,FW Ver.: 01.50
CMD Pullup Level:2041 mV
CMD Active Level:2340 mV
eMMC Device Information
EMMC CID : 15010038574D423352008E0BBA5D5110
EMMC CSD : D02701320F5903FFF6DBFFEF8E40400C
EMMC Manufacturer ID: 0015 , OEM ID: 0100
EMMC Date: 05/2014 Rev.0x0
EMMC NAME: 8WMB3R , S/N: 2383133277
Can't init EMMC, Reason: CARD Data FIFO Timeout Error
Check Data Line !!!


i check data line and everything connect ok

did you read manual exactly part regarding VCC and VCCq level?

[anasshe]

Originally Posted by blang

did you read manual exactly part regarding VCC and VCCq level?

thanx mr blang but my language arabic and i did not understand exactly what i should to do did u mean i must set voltage tm 2,8 after i soldring all line ?

[NoName®]

Check data line error mean "check dat0 soldering" !!!!!!!!

[anasshe]

i have tow grand 2 same condition after update to 4.4.2 customer make downgrade after that became completely dead i try sdc not done so i try emmc direct connect but always give last error.
i confused when i read manual plz can u guide step by step
first i connect all the line
2-connect to box
3-connect usb
4-detect emmc



Z3X EasyJtag Software ver. 1.5.6.0
Loading eMMC Addon Firmware... IO: 2850 mV
Box S/N: 0100801AB3C0706E, ,FW Ver.: 01.50
CMD Pullup Level:2041 mV
CMD Active Level:2340 mV
eMMC Device Information
EMMC CID : 15010038574D423352008E0BBA5D5110
EMMC CSD : D02701320F5903FFF6DBFFEF8E40400C
EMMC Manufacturer ID: 0015 , OEM ID: 0100
EMMC Date: 05/2014 Rev.0x0
EMMC NAME: 8WMB3R , S/N: 2383133277
Can't init EMMC, Reason: CARD Data FIFO Timeout Error
Check Data Line !!!

[mscomp]

use max 3 cm gnd stong wire

[wissammic]

Please post pinouts emmc g7102

[blang]

Originally Posted by wissammic

Please post pinouts emmc g7102

download from support. all there

[Y0ussef12]

Use old easyjtag software like 1.0.8

[anasshe]

Originally Posted by mscomp

use max 3 cm gnd stong wire

thanx now box can read the mobile so i write first rom3 thin 2 thin 1 but same until now it is dead i use also jig but same dead i think because it was upgraded to 4.4.2 so we need solution for kitkat dead mobile thanx, i try after that sdc also same not work with kitkat dead mobile

[anasshe]

Originally Posted by Y0ussef12

Use old easyjtag software like 1.0.8

old version not supported g7102 thanx

[drrami75]

hello ..
I updated my grand 2 to 4.4.2. But I found slow net issues.
Then I try to back to 4.3 jellybean. But I flash again by odin.
But suddenly hang in updating. I remove battery. But I put battery now my phone not charge not going to on .
I use many methods to make again download mode. But fail.
I make jtag but fail no boot.
Please give me any way to put back my grand 2 in normal position.
Please help please
Report Post

[Mansour Pakdel]

Originally Posted by drrami75

hello ..
I updated my grand 2 to 4.4.2. But I found slow net issues.
Then I try to back to 4.3 jellybean. But I flash again by odin.
But suddenly hang in updating. I remove battery. But I put battery now my phone not charge not going to on .
I use many methods to make again download mode. But fail.
I make jtag but fail no boot.
Please give me any way to put back my grand 2 in normal position.
Please help please
Report Post

its easy jtag section and you can repair by direct emmc if you not have good knowladge of jtag you can search repair by sd card and there are some method to repair

[anasshe]

Originally Posted by Mansour Pakdel

its easy jtag section and you can repair by direct emmc if you not have good knowladge of jtag you can search repair by sd card and there are some method to repair

thanx but i think easy jtag not repair g7102 that updated to 4.4.2 i connect it to emmc and flash all rom from support and same dead until now