No network connection - Galaxy S III Q&A, Help & Troubleshooting

i have an galaxy s3 , it was with 4.0.4 official softwear , after upgrading to 4.1.2 & 4.2.1 , in both i lost the network connection , their always
" emergency calls only " i don't know what the old modem of its orignal softwear , so i tried many other modem but nothing change.
plllzzz i need urgent help and 10x 4 everyone

Issa Eid said:
i have an galaxy s3 , it was with 4.0.4 official softwear , after upgrading to 4.1.2 & 4.2.1 , in both i lost the network connection , their always
" emergency calls only " i don't know what the old modem of its orignal softwear , so i tried many other modem but nothing change.
plllzzz i need urgent help and 10x 4 everyone
Click to expand...
Click to collapse
Read the IMEI / EFS related posts in general forum, all your answers are in that thread. Also read the Network problem after the update thread.
Link to the IMEI / EFS thread: http://goo.gl/c47HSf
Link to the Network problem after the update thread: http://goo.gl/MTMNG4
And always remember to search before posting a new question. There are lots of multiple identical questions related to this topic..

^^^^This^^^^
Thread Closed

Related

[Q] serious problem after updating my firmwire to 4.1.2 XXLS8 "SGS2 GT-I9100"

[Q] serious problem after updating my firmwire to 4.1.2 XXLS8 "SGS2 GT-I9100"
hello everyone
i have a serious problem with my data network
first i downloaded the russian firmwire from this topic
http://forum.xda-developers.com/showthread.php?t=1544487
i did all the steps , i rooted the phone with this ; Siyah-s2-v6.0b4
when i tried to change the csc didn't work i get to the dial pad with code *#272 ....
and also the mobile data not working
can u please help
i called my provider and they give the settings and i did everything correctly i saved a new APN but nothing hapend
up
Re: [Q] serious problem after updating my firmwire to 4.1.2 XXLS8 "SGS2 GT-I9100"
dont bump the thread and flash another modem
Sent from the little guy
Storq said:
hello everyone
i have a serious problem with my data network
first i downloaded the russian firmwire from this topic
http://forum.xda-developers.com/showthread.php?t=1544487
i did all the steps , i rooted the phone with this ; Siyah-s2-v6.0b4
when i tried to change the csc didn't work i get to the dial pad with code *#272 ....
and also the mobile data not working
can u please help
i called my provider and they give the settings and i did everything correctly i saved a new APN but nothing hapend
Click to expand...
Click to collapse
Change kernel to SIYAH V6 b5 instead.
Then try to find better MODEM as above mentioned.
See if you Activated 3G or just 2G

Most Urgent help S3 4.3 in Service Centre

Hi Everyone,
I am typing this query under severe worry about my galaxy s3.I am dying for any help experts would be able to provide please.
I had 4.2.1 stock ROM installed on my s3 and im a very frequest visitor to xda for custom roms.
I downloaded the Android revolution 40 ROM for S3 and installed it after taking a backup of my stock ROM using recovery
When i booted into the new 4.3 revolution i was getting the error " not registered on network".
I searched the threads here in xda and did everything like ariza patch and flashing mg4 modem but even now the phone was not able to register to network Airtel
the most strange part is i get full signal,I have baseband and also IMEI still it doesnt connect to network
now the most strange part.If anyone calls me they are able to get the ring but im not getting any notification and the phone is idle.
I tried to search for network from mobile networks but it gave msg as "error when searching for network"
I took the phone to Samsung service centre and they told me they will reinstall 4.1.2 and it will work
I waited for 2 hrs and they told me its done.I put the simcard in and again i have same "not registered on network error"
Im sure they dont know how to sort this issue and the only thing they did was reinstall firmware which did not help
Im very afraid now that my mobile is permanently gone and i feel very bad for this
I hence request the experts to help me and bring my device back to normalcy which will releive me of stress mentally.
Please help ASAP.
Thanks in Advance
VJ
YOU need to read the faqs and guides your question is asked multiple times .
UNDERSTAND FIRST
http://forum.xda-developers.com/showthread.php?t=2362743
Network IMEI EFS
http://forum.xda-developers.com/showthread.php?t=2393289
Downgrade and network problems .
http://forum.xda-developers.com/showthread.php?t=2531221
JJEgan said:
YOU need to read the faqs and guides your question is asked multiple times .
UNDERSTAND FIRST
http://forum.xda-developers.com/showthread.php?t=2362743
Network IMEI EFS
http://forum.xda-developers.com/showthread.php?t=2393289
Downgrade and network problems .
http://forum.xda-developers.com/showthread.php?t=2531221
Click to expand...
Click to collapse
Hi Sir,
Many thanks for youre reply.
Today i got a call from the Samsung Service Centre that they are unable to fix the "netowkr not found problem"
They told me that there is some problem with the motherboard and it will cost 9000INR which is approx 155 USD to change the motherboard
They told me that is the only way the phone can get the network back and there is no other option.
I read your reply and I will download stock 4.1.2 from sammobile and flash with odin at home and flash the patched MG4 modem today.
That is my last hope as i cannot afford 155 USD for the motherboard as it is 1/3rd the price of my mobile.
They din charge me anything and gave my phone back.they have installed 4.1.2 stock I9300DDEMG2 modem and build number I9300XXEMH4.
I will post tomorrow what is the stauts of my phone.
Many thanks anyways for your help,this is my only final attempt to save my S3.
I hope it works.
Many thanks anyways for all the help
VJ
Hi Everyone,
I would like to inform you all that finally I have revived my S3 and it recognizes the network now.
I flashed the patched modem on my stock Indian firmware and my IMEI became 0049....
I found out that my SGS3 was bought in UAE by my cousin and hence i downloaded the 4.1.2 stock UAE firmware and flashed it.
Again no signal and no network
Finally as a last step before giving up i again flashed the patched modem and restarted the phone and it connected to network
My baseband is back,IMEI is back to normal,able to connect to network and everything works now
The only glitch now is that the serial number is 000000
I dont think it affects the phone in anyway.
Aslo one more question,can i update from OTA software updates in Samsung or again my phone will have "no netowkr problem"
Kindly advise
Many thanks anyways for all the help
OTA updates only available to unmodified handsets, running unrooted stock rom, recovery etc. All this and more is in the general forum, sticky threads -go read them.
Sent from my GT-I9300 using Tapatalk

[Q] galaxy s3 4.3 problem

hay guys ... i'm a new member so i don't know how to delete a thread i posted same problem 2 times .. one post closed and the other no one answered me !!
my galaxy s3 international i9300 16 GB
i have a problem with upgrading my phone to 4.3 ... when i upgrade to 4.3 from 4.1.2 my imei be like that 006....
but when i downgrade to 4.1.2 my imei works fine and every thing is good !! so i can't update my phone !!
i looked here
STICKYS
http://forum.xda-developers.com/show....php?t=2344125
UNDERSTAND FIRST
http://forum.xda-developers.com/show....php?t=2362743
Network IMEI EFS
http://forum.xda-developers.com/show....php?t=2393289
Downgrade and network problems .
http://forum.xda-developers.com/show....php?t=2531221
but i didn't find any solution to my problem !!! every one talks about downgrading imei problem but me i need to upgrade i have upgrading imei problem
my current rom .. stock 4.1.2 ( every thing works fine imei )
when i upgrade to stock 4.3 ( imei problem ) !!
note :
i have efs/ backup but when i restore it on 4.3 stock rom i get unknown imei and modem !!
when i flash my old modem that worked fine with me in 4.1.2 i get unknown modem again !!!
can any one help me ?? i can't update my phone any more i'am using 4.1.2 till now what can i do i need to upgrade to 4.3 !!!!
please admins don't close the thread i locked at every single inch in the site and i didn't get any help or any solution !!
and about the 2 posts about the same problem any one can tell me how to delete a thread and i'll delete the 2 posts
plzzzzzzzzzzzzzzzzzz help :'(
K.mngawy said:
hay guys ... i'm a new member so i don't know how to delete a thread i posted same problem 2 times .. one post closed and the other no one answered me !!
my galaxy s3 international i9300 16 GB
i have a problem with upgrading my phone to 4.3 ... when i upgrade to 4.3 from 4.1.2 my imei be like that 006....
but when i downgrade to 4.1.2 my imei works fine and every thing is good !! so i can't update my phone !!
i looked here
STICKYS
http://forum.xda-developers.com/show....php?t=2344125
UNDERSTAND FIRST
http://forum.xda-developers.com/show....php?t=2362743
Network IMEI EFS
http://forum.xda-developers.com/show....php?t=2393289
Downgrade and network problems .
http://forum.xda-developers.com/show....php?t=2531221
but i didn't find any solution to my problem !!! every one talks about downgrading imei problem but me i need to upgrade i have upgrading imei problem
my current rom .. stock 4.1.2 ( every thing works fine imei )
when i upgrade to stock 4.3 ( imei problem ) !!
note :
i have efs/ backup but when i restore it on 4.3 stock rom i get unknown imei and modem !!
when i flash my old modem that worked fine with me in 4.1.2 i get unknown modem again !!!
can any one help me ?? i can't update my phone any more i'am using 4.1.2 till now what can i do i need to upgrade to 4.3 !!!!
please admins don't close the thread i locked at every single inch in the site and i didn't get any help or any solution !!
and about the 2 posts about the same problem any one can tell me how to delete a thread and i'll delete the 2 posts
plzzzzzzzzzzzzzzzzzz help :'(
Click to expand...
Click to collapse
First flash any modem supporting efs v2 starting from xxugmg4 or above... and then flash any 4.3 ROM.... So just look for a modem which supports efs v2 accirding to your region...and you didn't searched enough I guess cause this issue has been covered almost 100 times maybe more...
Sent from my GT-I9300 using xda app-developers app
kunal1540 said:
First flash any modem supporting efs v2 starting from xxugmg4 or above... and then flash any 4.3 ROM.... So just look for a modem which supports efs v2 accirding to your region...and you didn't searched enough I guess cause this issue has been covered almost 100 times maybe more...
Sent from my GT-I9300 using xda app-developers app
Click to expand...
Click to collapse
I tried to flash MG4 modem and MG2 modem then flash the stock 4.3 .. the same problem !
i tried to flash any modem supports efsv2 ... but the same problem
i had searched enough but no solution works for me !! and every one talks about downgrading problem with imei ... i can't update my phone at all !!

Network connection i9300

Hi there,
I have got a problem with my i9300. I updated from 4.1.2 to 4.3 and now I have no network connection on my phone.
It shows me "Data is not registered" when I want to call to somebody.
The weird thing is that I didn't lose my IMEI - it didn't change.
I flashed a tons of ROMs (officials) , 4.0.4, 4.1.2, 4.3 Nothing helped me.
What can I do? Please help me.
Regards!
kissme99 said:
Hi there,
I have got a problem with my i9300. I updated from 4.1.2 to 4.3 and now I have no network connection on my phone.
It shows me "Data is not registered" when I want to call to somebody.
The weird thing is that I didn't lose my IMEI - it didn't change.
I flashed a tons of ROMs (officials) , 4.0.4, 4.1.2, 4.3 Nothing helped me.
What can I do? Please help me.
Regards!
Click to expand...
Click to collapse
Answers and questions here >> http://forum.xda-developers.com/showthread.php?t=2393289 <<
You have been answered in your identical post .
JJEgan said:
You have been answered in your identical post .
Click to expand...
Click to collapse
There was an answer "Read another post" and there people have got a problem with lost IMEI, but I DIDN'T LOSE MY IMEI .
And I wasn't downgrading, I updated my phone.
Please bother to read my answer .
You have failed and the three items are first to be checked Modem APN settings CSC .

emergency calls on my I9300 4.3

hello all
thanks for this great fourm
first my mobile is I9300
i install ireland 4.3 on my phone before and i get back to 4.2.2 then my phone network doesnt work
its " emergency calls only " and IMEI was 00946....
after that i went to some one and he repaired my phone by Z3X Box
from that time until now
any rom i install the network dont work " emergency calls only "
android 4.1.2 & 4.2.2 network will be ok when i use Ariza patch
and i wanna instal 4.3 but cant fix network problem
i have this rom
XSG - I9300XXUGNA7_I9300OJVGNA1_I9300XXUGMK6_HOME
and i want from you to help me plz
Its d same efs v1 and v2 issue
rony_me said:
hello all
thanks for this great fourm
first my mobile is I9300
i install ireland 4.3 on my phone before and i get back to 4.2.2 then my phone network doesnt work
its " emergency calls only " and IMEI was 00946....
after that i went to some one and he repaired my phone by Z3X Box
from that time until now
any rom i install the network dont work " emergency calls only "
android 4.1.2 & 4.2.2 network will be ok when i use Ariza patch
and i wanna instal 4.3 but cant fix network problem
i have this rom
XSG - I9300XXUGNA7_I9300OJVGNA1_I9300XXUGMK6_HOME
and i want from you to help me plz
Click to expand...
Click to collapse
Follow these threads .....thats all you can do
IMEI / EFS - Know this stuff (i9300) - including "no network"
http://forum.xda-developers.com/galaxy-s3/general/ref-imei-efs-stuff-i9300-including-t2393289
And this as well
http://forum.xda-developers.com/galaxy-s3/help/downgrading-4-3-to-4-2-1-network-issue-t2531221
toshal_tambave said:
Follow these threads .....thats all you can do
IMEI / EFS - Know this stuff (i9300) - including "no network"
http://forum.xda-developers.com/galaxy-s3/general/ref-imei-efs-stuff-i9300-including-t2393289
And this as well
http://forum.xda-developers.com/galaxy-s3/help/downgrading-4-3-to-4-2-1-network-issue-t2531221
Click to expand...
Click to collapse
thanks
my baseband was ariza
after i flash the XXEMG4 patched modem the network work well
but now i want to use network after update the devise to 4.3
is there any patched modem like this one for make the network work ?
rony_me said:
thanks
my baseband was ariza
after i flash the XXEMG4 patched modem the network work well
but now i want to use network after update the devise to 4.3
is there any patched modem like this one for make the network work ?
Click to expand...
Click to collapse
Please ask in the relevant threads before the mods close this one .
Closed, please use the relevant thread to continue this discussion.

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