problem with the sim network - Galaxy S III Q&A, Help & Troubleshooting

I flashed a stock 4.0.4 ics ROM for my s3 but I noticed that the mobile network is not working
When I dial a number it says "mobile network not available"
And of course the mobile data doesn't work
When I tried to upgrade it to the latest 4.1.2 it refused and said that there is a problem with the network
I flashed a 4.1.2 stock ROM but the problem still the same
When I checked IMEI I found that there is an IMEI but it's different from which written on the back of the mobile
I remembered something:
Before I flashed the 4.0.4 ROM i had CWM touch recovery v6.0.1.2 and I played in it with no experience
But of course when I flashed the 4.0.4 ROM it returned to the stock recovery
Any help ??
Please
And sorry for my bad English

addition
I'm now on the 4.0.4 Rom again and the problem still the same

Sounds like you flashed your phone without first understanding the basics and backing up your efs folder.
Return to the latest fully stock rom and send for repair.

Well couple of ways to restore imei if you got backup : http://forum.xda-developers.com/showthread.php?t=2393289
If not , try this as last resort : http://forum.xda-developers.com/showthread.php?t=1264021
If even that doesn't work , reset your flash counter , flash stock firmware and pay a visit to Samsung care.
sent from the state where Marijuana is NOT illegal !

Related

SGS2 Outgoing phone calls not working after root

Hello,
I am having problems with phone calls after rooting. Tried restoring to stock, problem still persists.
When on phone call I can hear the other person perfectly, but all the other person hears is a loud buzz.
Thought it could be mic, but i can record sounds without problems. So it is not hardware?
I used Odin to root with "CF-Root-SGS2_XW_XEF_KJ2-v4.4-CWM4" since it matched kernel version 2.6.35.7-I9100XWKJ2- CL676699 [email protected]#2 (Bulid number GINGERBREAD.XWKJ2).
Made CWM backup.
Afterward upgraded to Cognition 777 to realise my phone calls are not working.
So using odin and xda forum tutorials i restored phone to original firmware, did a factory reset but sill have no luck in solving the problem.
Would appreciate any helpfull info,
With regards,
Sapa
Edit: i just noticed my current Baseband version is I777UCKJ4 .. seems like this could be related to the problem and what to do next? I do not recall the baseband version before rooting
Is that not a discontinued rom .
Is it a SGS2 rom ????? rom says its for SGH1777
Is that not for a specific network AT &T ..
jje
JJEgan said:
Is that not a discontinued rom .
Is it a SGS2 rom ????? rom says its for SGH1777
Is that not for a specific network AT &T ..
jje
Click to expand...
Click to collapse
XWKJ2 Stock Kernel: http://www.multiupload.com/DDKCBP8PHD
This is what i used to restore. It is from [ROM+Guide]Official i9100 Firmwares
I bought the phone in a shop, so its debranded. I dont know if it is AT&T specified rom above. I use European mobile network
Dont know what you have done looks like a firmware a different phone installed = Cognition 1777 not for your phone model probably .
Modem is still wrong modem i believe unless you are on AT&T ..
To be safe i would find out what model phone you bought ig i9100 SGS 2 international version then download correct firmware for your region from stock rom threads that includes correct modem and CSC .
Do not root and do not flash another kernel .
Follow wipe guide install firmware and test .
Clean Slate for those that balls up the firmware .Or need to return to service or decide if its hardware/firmware problem .
Backup data first if phone is working .
Boot CWM recovery
Mounts and Storage
Format cache data system sd card .
Remove battery
Boot to download mode
Open Odin
Install correct stock firmware .
Still problems use usb jig to set rom counter to zero .
Return to service centre .
jje
Thank you for your help JJEgan
I repaired it and now it works great.
Just for the record if someone has similar problem.
The problem was wrong country modem (baseband) flashed. Found a matching EU one, flashed it together with everything else that came with the download. I used I9100XXKI3 firmware, modem, CSC..
greetings,
Sapa

[Q] help! can't make or receive calls on 4.2.1 touch wiz Rom ms romantic hd

Okay here's what i did I flashed ms rom hd then I flashed the Indian 4.1.2 baseband because the rom came with an European modem, then i turned it on, but when i try to make a call it just says dialing it never rings and when i press the end call button it just freezes the phone app and i have to reboot the phone, when someone else tries to call me my phone losses is signal and goes to no service and after ten seconds the signal is back
Usual .
Wrong IMEI
Faulty SIM
Wrong modem
Wrong CSC .
jje
hi
i did flash some kernel one after one and then my s3 had same problem.people cant make me call.
fortunately i had backup from stock rom via cwm recovery and restore s3 (it means fresh install) and s3 works again
i think if u hadnt backup try install fresh one
Possibilities
JJEgan said:
Usual .
Wrong IMEI
Faulty SIM
Wrong modem
Wrong CSC .
jje
Click to expand...
Click to collapse
Jje it's not wrong imei or faulty sim because I just switched back to my previous 4.1.2 chaos rom and it works fine, the rom that I install ms rom hd was a 4.2.1 rom based on leaked firmware with a baseband included, could it be that 4.1.2 modems don't work with the 4.2.1 leak? Or is my CSC wrong, because like I said in my previous post, I get edge, I get a signal, my imei is there the only thing I can't do is make a call

[Q] Another Baseband Question - Need Experts Advice

Hi,
My S3's baseband is XXELL4. Recently I have tried Echoe Rom (4.3), which had a note that it wont alter modems, and if I lose network, I should flash MG4 modem to restore network. But after flashing, my IMEI was intact and I was able to get signals but when try to make calls, it shows "Not registered on network" error. Tried restoring my backup but again the same error for my previously working backups.
Since all the workarounds mentioned here did not workout for me (Including flashing stock 4.1.2 XXELL4 firmware and EFS restoration), I did a master wipe, restored XXELL4 modem first, then restored my EFS backup and flashed Fusion 4.4. Now everything was back to normal again.
So my question is how do I convert my EFS v1 modem to EFS v2 without losing network communications. I am interested to try modified stock 4.3 ROMs, as my primary requirements are fluidity with more juice for the day. So I need to flash a 4.3 stock based ROM and how do I do it without facing the same issue agian.
Any help from experts will be very much appreciated.
Downgrade and network problems .
http://forum.xda-developers.com/showthread.php?t=2531221
JJEgan said:
Downgrade and network problems .
http://forum.xda-developers.com/showthread.php?t=2531221
Click to expand...
Click to collapse
Thanks for the help. So if I flash this patched modem over XXELL4, will my network will still be working. Sorry for too many questions since my requirement would be hassle free switching between ROMs without losing network communications

not registered on network and no mobile data

Hey guys, few months ago I got the not registered on network issue after flashing 4.2.2 firmware
I think it changed the efs to v2 and is not compatible with italian modem firmwares.
so I tried:
- ariza patch, kernel and custom baseband modem
- odin flash with some old and new firmware
- kies initialize
- downgrade to 4.1.2 and update via kies
- flash modems
now...is out there a fu%&£*g genius that has another suggestion? lol
my imei is ok
Efs corruption is the usual cause of network connection issues, unless you have a backup then you will need an expert repair -to wipe the efs, flash a blank then code your imei and serial number back in.
Sent from my GT-I9300 using Tapatalk
i actually had this just today too. read somewhere in google the following, and it worked for me.
flash an aroma rom (i chose stock archi), tick the flash modem option in the custom install settings.
once flashed i got my data and carrier back. hope that works for you too

Can`t change modem since 4.3 update

Hi
I`m having a weird issue. After updating my S3 i9300 with the stock rom 4.3 from sammobile, i had the common no service isuue. Never lost imei or serial number. Installed the Patched_BUUGMJ3_modem.zip and Patched_XXUFMJ9_kernel.zip. That solved the problem.
I didn`t like jellybean 4.3 so I tried back 4.1.2 but no service appeared again. So i returned to 4.3 patched again and everything went ok again.
After that i tried sentinel v6 rom. Impressive rom. Nice , fast performance and long battery life. Never lost service
But when i try other modem, from odin or Philz i get "no service".
Imei number and serial number always remained OK.
Can anyone ahelp me?
Thanks
I ve discovered that patched modems works flawlessly. Why ? Anything remains wrong in my phone?

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