my s3 not registered on network - Galaxy S III Q&A, Help & Troubleshooting

hello friends
i am installed JB V 4.1.2 (i9300JKELK4 - i9300XXELL4) on my galaxy s3 form sammobile.com
but when i call anyone it's not running & send massege (not registered on network)

reflash a modem.
check your imei.
check your csc
this has been discussed dozens of times

Glebun said:
reflash a modem.
check your imei.
check your csc
this has been discussed dozens of times
Click to expand...
Click to collapse
How can I do that?

Read the basics before you flash any rom or mod .
http://forum.xda-developers.com/showthread.php?t=1927113
Your IMEI should match under the battery if you have wrong then restore your backed up EFS folder . If you failed then its a samsung job .
If you did not flash firmware for your region then the modem and or CSC may not be compatible .
Suggest you restore your original saved firmware .
jje

Related

[Q] Help my IMEI changed

Anyone help...
My GT-i9300 was on ICS firmware. I used odin to change it to JB but after the flash it won't register to network anymore.
It gave my a new 15 digit IMEI. I want to return it to stock firmware but i dont know the stck firmware. I got it with the following
phone dat
AP LE8
CP LE8
CSC LE5
but now its on
AP LIH
CP LID
CSC LI2
and serial number is coming up as 00000000000
HELP
As per the basics rule one backup your EFS .
So just restore your EFS .
jje
JJEgan said:
As per the basics rule one backup your EFS .
So just restore your EFS .
jje
Click to expand...
Click to collapse
but i dont have a EFS backup.
zeromemory said:
but i dont have a EFS backup.
Click to expand...
Click to collapse
Service centre or try reading all the identical no IMEI/EFS posts .
But first factory reset and flash a stock rom .
jje
JJEgan said:
Service centre or try reading all the identical no IMEI/EFS posts .
But first factory reset and flash a stock rom .
jje
Click to expand...
Click to collapse
I'm in the same situation as this guyhttp://forum.xda-developers.com/showthread.php?t=1995575 the only questions is what is my stock firmware. I used kies to determine my stock room but it keeps coming out with "Initialised Version PDA:LIH / PHONE:LID / CSC:LI2 (02I)" that couldnt be my stock rooms as its's the new jelly bean firmware.

[Q] Please help. Dont know what modem to use?

Hello,
I own a samsung galaxy s3 gt i9300. I rooted my phone and stuck to stock modem for a while. I then flashed paranoid android 3.15 on it which still used the stock modem. Then i flashed omega rom on it which changed the modem I guess and now I cannot connect to my local number. My IMEI number is there so my EFS is secure ( I have backups of it too). I tried flashing XXELLA modem first since that came stock with the phone when it came. I tried multiple other modems like XXEMB6 and XXEMC2. But it wont connect to my mobile number. I live in Pakistan and bought it factory unlocked from samsung.
Can someone please guide me as to which modem to flash? This is a modem problem right? Because that means I can never flash custom software with different modems. Or is it a CSC problem?
This is the thread i used for flashing/downloading modems! http://forum.xda-developers.com/showthread.php?t=2076857
First attachment is the stock configuration the phone came with
Second is the new ROM i put in which is omega rom.
I even restored my nandroid backup of the stock working official samsung ROM. But still no connectivity. Someone help please!?
omgbuffguy said:
Hello,
I own a samsung galaxy s3 gt i9300. I rooted my phone and stuck to stock modem for a while. I then flashed paranoid android 3.15 on it which still used the stock modem. Then i flashed omega rom on it which changed the modem I guess and now I cannot connect to my local number. My IMEI number is there so my EFS is secure ( I have backups of it too). I tried flashing XXELLA modem first since that came stock with the phone when it came. I tried multiple other modems like XXEMB6 and XXEMC2. But it wont connect to my mobile number. I live in Pakistan and bought it factory unlocked from samsung.
Can someone please guide me as to which modem to flash? This is a modem problem right? Because that means I can never flash custom software with different modems. Or is it a CSC problem?
This is the thread i used for flashing/downloading modems! http://forum.xda-developers.com/showthread.php?t=2076857
First attachment is the stock configuration the phone came with
Second is the new ROM i put in which is omega rom.
I even restored my nandroid backup of the stock working official samsung ROM. But still no connectivity. Someone help please!?
Click to expand...
Click to collapse
Multiple modems suggests you have not entered the correct network APN settings for your network .
Or Sim is faulty .
jje
JJEgan said:
Multiple modems suggests you have not entered the correct network APN settings for your network .
Or Sim is faulty .
jje
Click to expand...
Click to collapse
Called up the network. Everything is fine on their end. And I was told APN settings is just for Mobile Internet (GPRS/Edge yeah I know Pak doesnt have 3G yet lol). It happened right after flashing the new modem. Any other solutions?
omgbuffguy said:
Called up the network. Everything is fine on their end. And I was told APN settings is just for Mobile Internet (GPRS/Edge yeah I know Pak doesnt have 3G yet lol). It happened right after flashing the new modem. Any other solutions?
Click to expand...
Click to collapse
Usual suspects .
Wrong IMEI .
Sim Faulty
CSC or mobile settings APN etc wrong .
Modem .
jje
JJEgan said:
Usual suspects .
Wrong IMEI .
Sim Faulty
CSC or mobile settings APN etc wrong .
Modem .
jje
Click to expand...
Click to collapse
I checked the IMEI. Still there.
Sim works properly on another phone.
CSC settings I tried of many regions (through CSC changer app) from EUR to PAK to even MID (middle east)
As for modem, I flashed stock firmware from sammobile for Pakistan, the latest one, and it still refuses to connect. APN is fine according to network.
P.S. I dont know if this holds importance or not, but I did experience SDS. And my local repair shop (owing to the abysmal samsung warranty policy in pakistan) repaired it. But they did not change the motherboard. They changed the 'chipset' only and upgraded it to 4.1.2 firmware with the sds patch fix. Might be a stupid question, but could it be that the new chip hardware they put in is from a different region, so they had to flash a different regions firmware, and the answer to all my problems could be flashing the one they flashed after i ask them!?
Thank you!
anyone?
Read the rules, do not bump before 24 hours has passed. I will report it next time.
omgbuffguy said:
I checked the IMEI. Still there.
IMEI as under the battery .
A guess is that service centre broke something .
A guide on how to reinstall stock firmware without flashing by using KIES
http://forum.xda-developers.com/showthread.php?t=1978840
jje
Click to expand...
Click to collapse
Try (Ariza Pach ) from xda, it solved my network problem. Push Thanks Button if I Helped :thumbup:

No Network SIgnal

Hello,
My problem is very big.
I flashed my S3 back to CM10.1, and now i have not signal.
My IMEI is the IMEI from the first day.
I Have not signal on Stock or other Roms, what is the problem?
I have a ktool EFS backup.
Have you the correct modem and CSC for your network ???
Did you configure your network settings .
No signal suggests wrong IMEI .
Damaged EFS folder = restore your EFS backup
Or a hardware problem return to service .
jje
All are correct, i would return it..
iApologize said:
All are correct, i would return it..
Click to expand...
Click to collapse
Bearing in mind that you have no warranty with root custom rom and rom counter above zero.
See return for warranty how to posts .
jje
flash the stock ROM with the correct modem first
This?
http://hotfile.com/dl/201062283/496...-GT-I9300-DBT-I9300XXEMC2-1362991021.zip.html
I don't know, whatever the latest firmware is. Make sure the csc is correct and try different modems
Where i get the modems for that version, it is the 4.1.2 JB i had it before flashing CM10.1.
in the modems thread in General

[Q] Ultima Rom Shive Issue Please Help URGENT

I recently flashed my Samsung Galaxy S III with ultima rom.
It installed perfectly. However, my sim is not shown. No mobile networks are shown. I am from Pakistan.
aliranan8 said:
I recently flashed my Samsung Galaxy S III with ultima rom.
It installed perfectly. However, my sim is not shown. No mobile networks are shown. I am from Pakistan.
Click to expand...
Click to collapse
READ the faqs and guides before flashing .
Is your IMEI correct of not restore your backed up EFS folder .
No EFS backup as per the instructions then you require a service centre repair .
Read the faqs and guides critical to understand post one and two BEFORE flashing
before sending to service center you can try installing a stock rom from sammobile via odin. this sometimes recovers the imei and network connection. you need to install a stock rom and reset your flash counter anyway if you want to keep your warranty
Make sure to flash a recent rom that uses mg2 or mg4 baseband.
aliranan8 said:
I recently flashed my Samsung Galaxy S III with ultima rom.
It installed perfectly. However, my sim is not shown. No mobile networks are shown. I am from Pakistan.
Click to expand...
Click to collapse
What modem did you install? if you installed XXEMG4 it would have formatted your 'efs'
Check your IMEI by dialing *#06#
for more info check this link
The modem does not format or erase the efs folder. It alters the format so older modems can't use it. That is why if there is no efs backup prior to using mg4 or mg2 modem. It is impossible to revert to older modem
Sent from my GT-I9300 using XDA Premium 4 mobile app
Its actually the rom not the modem and yes, ultima is based on a version of the rom that alters efs.
Sent from my GT-I9300 using Tapatalk 4
But, how well return, IMEI, after flash MG4 FW?
misacek said:
But, how well return, IMEI, after flash MG4 FW?
Click to expand...
Click to collapse
Not sure what you're asking.
Read general > Sticky roll-up thread > "IMEI / EFS - Know this stuff"
Everything I have read, but if you want to return a Nandroid backup, if you will?
It's nowhere
if your nandroid backup does not use an mg2 or mg4 modem than it will not restore your network. if you want to fix your phone go to sammobile.com choose any rom that uses mg2 or mg4 modem. flash it with odin. if that doesn't work take it to a service center

[Q] Device firmware.

When i go to kies and try to update my i9300, they say my device's current firmware version is not supported to update firmware via Kies. It is PDA:MF6 / Phone:MB1 / CSC:MF3 (KOR). I flashed my own country's firmware (singapore starhub) downloaded from sammobile but the firmware still stays the same. I tried OTA also but it says my software is modified. How do i change this firmware to my own country's one?
Have you rooted or modded your phone in any way? Modified status means it isn't as it left the factory. If you have then OTA won't work and probably kies (although I can't say for certain as I always use odin).
Go read the stickies in the general forum, before you do anything else, as you seem unaware of some crucial facts.
My phone is rooted. But it used to work on kies . Is it maybe because my firmware is KOR which I think stands for Korea but I'm not from there? That's why it doesn't work?
The update will be for KOR not where you are .
You do not have your original firmware product codes csc etc do not match .
Suggest you update by using sammobile.com stock firmware flashed via odin.
jje
JJEgan said:
The update will be for KOR not where you are .
You do not have your original firmware product codes csc etc do not match .
Suggest you update by using sammobile.com stock firmware flashed via odin.
jje
Click to expand...
Click to collapse
Thats what i did. i went to download the one for my carrier and flashed it through odin but it is still the KOR one.
Read the faqs and guides first .
Reference CSC changing .
Basics read first.
http://forum.xda-developers.com/showthread.php?t=2344125
Critical you read the first two posts .
JJEgan said:
Read the faqs and guides first .
Reference CSC changing .
Basics read first.
http://forum.xda-developers.com/showthread.php?t=2344125
Critical you read the first two posts .
Click to expand...
Click to collapse
yeah , but my question is why after installing the firmware that is the STH one my csc code does not change but stays the same?
iRevo said:
yeah , but my question is why after installing the firmware that is the STH one my csc code does not change but stays the same?
Click to expand...
Click to collapse
Its posted in the faqs and guides a big clue CSC has not changed use CSC Changer
JJEgan said:
Its posted in the faqs and guides a big clue CSC has not changed use CSC Changer
Click to expand...
Click to collapse
I tried csc changer already but if I use that way all my data will be gone and I have to reinstall everything. Even if I restore backup through Cwm recovery the csc code changes back. Is this the only way or is there another way without having to wipe my data

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