cect T689 opening sim B 100% OK. - GSM-Forum

shoeb7 · 03-05-2008, 13:45

THIS CELL when insert sim in A slot... works ok,same sim when swap to B slot works ok.

problem occurs when insert two sim ...only one sim works and another sim shows a OPENING SIM-B error

1, made full backup

2, ffs complete 1 cpu ( during this service eeprom damaged mesage appears i just click on yes)

3, ffs complete 2 cpu (same eprom damaged messge appears i click yes)

4, presss power on for 1 minute and then set language to english *#0044# send key.

now both the sim are working with the same and alternate network provider.

before ffs complete the imei was 354101000243699
after ffs complete the imei is 135790246811220.

kindly tell me how this imei is change coz i did not write imei..

regards

sturec · 03-05-2008, 14:42

that's noting new.allways when you do ffs format the imei is change.you just wrote the original imei and thats it..

kingbode · 09-07-2008, 09:43

the phone could work with this default IMEI??

InfinityHelp · 09-07-2008, 11:02

hello!

always afer complete format IMEI is damaged
you must restore it using IMEI writing option

tgcommss · 09-08-2008, 03:19

I got cect T689 cant open sim B(when insert two sims) , already format cpu1 with pinout Rx7 / Tx9 how to format cpu2 ?
Do i need to find pinout cpu2 ? Pls guide , thank you !

InfinityHelp · 09-08-2008, 18:48

hello!

cpu2= 6,10
format it, restore IMEI

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03-05-2008, 14:42	#2 (permalink)
sturec Junior Member Join Date: Jun 2007 Location: macedonia Posts: 23 Member: 532290 Status: Offline Thanks Meter: 0	that's noting new.allways when you do ffs format the imei is change.you just wrote the original imei and thats it..

09-07-2008, 09:43	#3 (permalink)
kingbode No Life Poster Join Date: Sep 2001 Posts: 523 Member: 6481 Status: Offline Thanks Meter: 6	the phone could work with this default IMEI??

09-07-2008, 11:02	#4 (permalink)
InfinityHelp Product Supporter Join Date: May 2005 Location: uae Posts: 29,245 Member: 148515 Status: Offline Thanks Meter: 19,534	hello! always afer complete format IMEI is damaged you must restore it using IMEI writing option

09-08-2008, 03:19	#5 (permalink)
tgcommss No Life Poster Join Date: Feb 2005 Location: tampin malaysia Age: 61 Posts: 642 Member: 117956 Status: Offline Thanks Meter: 115	I got cect T689 cant open sim B(when insert two sims) , already format cpu1 with pinout Rx7 / Tx9 how to format cpu2 ? Do i need to find pinout cpu2 ? Pls guide , thank you !

09-08-2008, 18:48	#6 (permalink)
InfinityHelp Product Supporter Join Date: May 2005 Location: uae Posts: 29,245 Member: 148515 Status: Offline Thanks Meter: 19,534	hello! cpu2= 6,10 format it, restore IMEI