Modem Problem? - T-Mobile, Samsung Galaxy SIII

Hi all!
Forgive me as I am new to the Galaxy s3 here. I researched as much as possible but could not find any info (at least none I comprehend) on my issue. I own a T999L Galaxy s3 and just flashed Red Dragon to my phone. Flashed clean without issues using CWM and everything works great. My only issue is, I have no data, only mobile network and wifi. I've read several things about not going to a previous modem so I'm scared to do so without advice first. I am currently on Baseband Version: T999LUVUBNC1 however, my build number is KOT49H.I747UCUFNE4, is this the issue. I flashed the T999LUVUBNC1 tar to obtain root originally. Any help is appreciated!

xST4T1K said:
Hi all!
Forgive me as I am new to the Galaxy s3 here. I researched as much as possible but could not find any info (at least none I comprehend) on my issue. I own a T999L Galaxy s3 and just flashed Red Dragon to my phone. Flashed clean without issues using CWM and everything works great. My only issue is, I have no data, only mobile network and wifi. I've read several things about not going to a previous modem so I'm scared to do so without advice first. I am currently on Baseband Version: T999LUVUBNC1 however, my build number is KOT49H.I747UCUFNE4, is this the issue. I flashed the T999LUVUBNC1 tar to obtain root originally. Any help is appreciated!
Click to expand...
Click to collapse
:delete. wrong thread:
"all i can really do , is stay out of my own way and let the will of heaven be done"

mrrocketdog said:
:delete. wrong thread:
"all i can really do , is stay out of my own way and let the will of heaven be done"
Click to expand...
Click to collapse
Pretty sure this is the Q&A section for the T999 editions of the S3's am I wrong? Regardless, the issue was a tower in my area, not the phone.

xST4T1K said:
Pretty sure this is the Q&A section for the T999 editions of the S3's am I wrong? Regardless, the issue was a tower in my area, not the phone.
Click to expand...
Click to collapse
I think they meant they posted on the wrong thread

Related

[Q] Help with flashing modem on att note 2

Last month I rooted my att note 2 and installed Twrp and the jedi X 13 rom. I noticed today that my wife's note 2 on the stock att rom has much faster data speeds. So I decided to check the baseband version and found she was on mca4 while I'm still on ucalk7. I'm almost positive that this is the reason my data speeds are slower but would like to know for sure. And if so, can I just flash the modem and ril file without touching the custom rom? And also can you point me to the proper files to flash?
Thanks,
Wade
We cannot help you here. Contact a mod to move this post to att note 2 forums. This is the sprint note 2 forums. We are cdma. Sorry.
Sent from my SPH-L900 using Tapatalk 2
patrao_n said:
We cannot help you here. Contact a mod to move this post to att note 2 forums. This is the sprint note 2 forums. We are cdma. Sorry.
Sent from my SPH-L900 using Tapatalk 2
Click to expand...
Click to collapse
Shoot! My bad. I guess I should've seen that. Sorry! :-\
No problem. If you report your own thread just ask for it to be moved. Good luck on fixing your problem.:beer:
Sent from my SPH-L900 using Tapatalk 2
Solved
1st, I wanna thank the mod for moving this to the right place. I had a brain fart yesterday and posted it in the Sprint forums. So thank you!!
2nd, I solved the problem with my data speeds and it had nothing to do with the modem. At&t had my phone identified on their network as a iphone 3gs somehow, so I was never on the LTE network and therefore wasn't getting the LTE data speeds.
However, through troubleshooting this I was able to find the information needed to update my baseband to the newest one without any problems and can confirm the Jedi X 13 rom works great on an LTE network in case anyone was wondering.
I love this forum and have learned a lot through reading and wanna thank everyone for all the good work!!
Thanks,
Wade
Great job Wade!
:thumbup:
sent from my T.A.R.T.I.S
(Time And Relative Tarts In Space)
Hi guys,
I tried to figure this all out. I am on a Samsung Note 3 - i317 - Android 4.1.2 - UCAMC3.
I am in Germany from time to time and need to unlock it. I actually talked to AT&T many times, but those morons are not able to unlock it (seriously!!)! The last person I talked to said: "Why don't you just unlock it yourself, there is plenty of help on the internet". So I take that as a permission to root and flash.
However, I rooted it yesterday and I read that to unlock it I need the J3 modem. Now my question is, can I just flash the J3 modem, unlock it and then flash back to UCAM3 / do the latest OTA update afterwards? I have TWRP on the phone.
Is there anything else I need to watch out for? Please give me hints if I am on the right track.
Thanks guys!!
[EDIT] OK, so I just did it! I flashed the J2 Modem and tried the unlock. It worked! Just flashed back my CAMC3 Modem and everything is great. Thanks to those who work hard on getting all this stuff lined up for us dummies!!!
BTW your not on a note 3 lol
Sent from my Note 2 using Tapatalk 4
Your rooted phone won't get stock updates.
Hi guys,
HAHA ... yeah, of course I meant Note2 ... :silly:
Thanks for the hint that it won't get stock updates. I actually just found that out because I tried to install the OTA update.
So one last question for now:
I just downloaded the newest H3 modem and flashed it with TWRP. My system info now shows:
Baseband version: I317UCAMH3
Build number JZO54K.I317UCAMC3
Is it normal that build and baseband differ? I saw a screenshot somewhere else and the build had the CAMH3 version as well. Did I do something wrong or is that normal?
Thanks guys for all your help!! :good:
Your fine. Build is rom related not modem man.
Sent from my Note 2 using Tapatalk 4
Baseband and firmware generally read the same. ..unless you flash a different setup. ..
Modem or firmware separately from one another. .
The device won't care unless they are not compatible code. ..
Simply verify the files to make sure they are for this device and your good. ..
And of course you should always read the instructions for the files just in case the developer requirements changed for some reason. ..g
Sent from my SAMSUNG-SGH-I317 using XDA Premium 4 mobile app
esprit1st said:
Hi guys,
HAHA ... yeah, of course I meant Note2 ... :silly:
Thanks for the hint that it won't get stock updates. I actually just found that out because I tried to install the OTA update.
So one last question for now:
I just downloaded the newest H3 modem and flashed it with TWRP. My system info now shows:
Baseband version: I317UCAMH3
Build number JZO54K.I317UCAMC3
Is it normal that build and baseband differ? I saw a screenshot somewhere else and the build had the CAMH3 version as well. Did I do something wrong or is that normal?
Thanks guys for all your help!! :good:
Click to expand...
Click to collapse
you re fine! Baseband has nothign to do with your build number. Build number generally means what rom base you are on. you re good to go. I think everyone is rocking the H3 modem right now and speeds vary depending where you are geographically but the WIFI data speeds are a little faster.
Thanks guys for the feedback!!
It's working great. Really seems to be much faster on WIFI. I didn't do speedtests, but it just feels faster.

Updated but now Root gone and can't do moto root

Hi, I have updated my phone via Kies and now Root has gone. I have Baseband Version I9505XXUAME2 on UK Three network. I tried to re-root it using the moto filed I used to root it when I got the phone. Anyone know why I can't re-root it? Or better yet how to re-root it?
Thanks
This is where you should be looking at...
http://forum.xda-developers.com/showthread.php?t=2255190
re: wrong forum
protonpower said:
Hi, I have updated my phone via Kies and now Root has gone. I have Baseband Version I9505XXUAME2 on UK Three network. I tried to re-root it using the moto filed I used to root it when I got the phone. Anyone know why I can't re-root it? Or better yet how to re-root it?
Thanks
Click to expand...
Click to collapse
You my friend will have a shiny new BRICK if you stick around here in this forum.
This is the Tmobile T999 Galaxy S4 forum and anything you find here will cause
you a lot more harm than good. It looks like you have a Galaxy S4 9505 phone.
Why not go to the correct forum and try to get help there.
The link to the correct forum is: http://forum.xda-developers.com/forumdisplay.php?f=2162
There you can get real help.
Good luck!
Misterjunky said:
You my friend will have a shiny new BRICK if you stick around here in this forum.
This is the Tmobile T999 Galaxy S4 forum and anything you find here will cause
you a lot more harm than good. It looks like you have a Galaxy S4 9505 phone.
Why not go to the correct forum and try to get help there.
The link to the correct forum is: http://forum.xda-developers.com/forumdisplay.php?f=2162
There you can get real help.
Good luck!
Click to expand...
Click to collapse
Aha, I was wondering where to post. Thanks.

[Q] No Signal After Flash (DETAILED QUESTION)

Okay first of all I would just like to say I am new to this forum and I am still getting use to the rules of posting so if this is in the wrong section I do apologise and If you could be as kind to send me the link to where I should be that will be great. :angel:
Okay so flashed my Samsung Galaxy S3 (i9300) - International version, I understand there should be an International forum for posting. Hopefully I am in the right place. Since flashing everything was fine until I tried a few newer versions of the rom and my signal went to nothing.
The Rom I was using was CM 10.1 Nightly, since then I have tried a number of different Roms and Modems flashed via Odin (Including stock roms) with no luck. After researching I come to notice a few things including my IMEI number is wrong, it is a 16 digit string.
After doing further research on the forums I have come to understand certain firmware can alter the file type of the EFS Folder?? In response only MG4 Type roms and modems can read the EFS and restore the IMEI number? Perhaps I have being misinformed.
On the off chance that this could restore my signal I have download a MG4 Stock rom and modem I am ready to flash, But this time I shall learn from my mistakes and wait until I get some answers before digging myself an even greater hole.
If there is an easier way please help :angel:
I know this was my own fault for rushing into things, I have learnt my lesson!
Thanks Guys
Android 4.0.4 - Stock
Baseband: I9300XXLE8
Kernal: 3.0.15-554452-User
IMEI: 0049
Hey man last thread Doc told you to ask in the international Galaxy S3 thread. You would get the most help there.
Sent from my SGH-T999 using Tapatalk 4 Beta
Danny123173 said:
Okay first of all I would just like to say I am new to this forum and I am still getting use to the rules of posting so if this is in the wrong section I do apologise and If you could be as kind to send me the link to where I should be that will be great. :angel:
Okay so flashed my Samsung Galaxy S3 (i9300) - International version, I understand there should be an International forum for posting. Hopefully I am in the right place. Since flashing everything was fine until I tried a few newer versions of the rom and my signal went to nothing.
The Rom I was using was CM 10.1 Nightly, since then I have tried a number of different Roms and Modems flashed via Odin (Including stock roms) with no luck. After researching I come to notice a few things including my IMEI number is wrong, it is a 16 digit string.
After doing further research on the forums I have come to understand certain firmware can alter the file type of the EFS Folder?? In response only MG4 Type roms and modems can read the EFS and restore the IMEI number? Perhaps I have being misinformed.
On the off chance that this could restore my signal I have download a MG4 Stock rom and modem I am ready to flash, But this time I shall learn from my mistakes and wait until I get some answers before digging myself an even greater hole.
If there is an easier way please help :angel:
I know this was my own fault for rushing into things, I have learnt my lesson!
Thanks Guys
Android 4.0.4 - Stock
Baseband: I9300XXLE8
Kernal: 3.0.15-554452-User
IMEI: 0049
Click to expand...
Click to collapse
Ask here: http://forum.xda-developers.com/forumdisplay.php?f=1563
Also, if you're gonna flash CyanogenMod 4.3 this is it I believe for your device. Best of luck.
http://forum.xda-developers.com/showthread.php?t=2382573
Sent from my SGH-T999 using Tapatalk 4 Beta
Thank You!
TheLastSidekick said:
Hey man last thread Doc told you to ask in the international Galaxy S3 thread. You would get the most help there.
Sent from my SGH-T999 using Tapatalk 4 Beta
Click to expand...
Click to collapse
Indeed he did, and once again I apologise thank you for the link, if I run into anymore trouble I will post to the correct section. I am glad to inform you I have solved the issue. It turns out I installed a bad modem which actually changes the file type of type of the efs folder. Causing roms to not reading it properly.
http://forum.xda-developers.com/showthread.php?t=2377731
I fixed the issue by installing a stock firmware found on this post...
http://50.23.216.69-static.reverse.softlayer.com/showthread.php?t=1646610
This firmware carries a modem file which can read the modified efs folder, and in result restoring my IMEI Number and signal even after I flashed the rom to CM 10.1.
I hope some one else can stumble on to this and it helps them, please be aware though I have an intervention Galaxy s3 and this may not work in the states or other parts of the world.
Once again really sorry about posting in the wrong forums, i will try not let it happen again in the future!

[Q] Can someone help me fix my S3?

Samsung Galaxy S3 - T-Mobile (SGH-T999)
Android Version: 4.2.2
Baseband version T999UVDLJC
Kernel Version:
3.4.53-cyanogenmod-g8d6f740
[email protected] #1
LiquidSmooth version:
Liquid-JB-v2.9-Official
Build number:
liquid_dtmo-userdebug 4.2.2 JDQ39E
end.liquid.20130720.042519 test-keys
This was my second time rooting and installing a ROM on my phone. Whatever I had used originally seemed a bit buggy so I went back to stock. However, this time I wanted to try PACMAN and after installing it I found that I couldn't send picture messages and I no longer had access to 4G data speeds. I didn't know what to do, searched the web for a few days looking for ideas and saw some people saying that maybe I should change my ROM, so I did. I tried Cyanogen Mod 10.1 (I think) and then LiquidSmooth 2.9 (where I am now). None of the changes made anything work. So, now I've seen someone talk about radios, I don't quite understand what they are saying but from what I've gathered there could be a different radio for me to download. If that's the case, I'm not sure how to do it. Also, I was told to try and put the stock software back on the phone and I can't figure out how to do that again either. I probably dug a little too deep being such a noob but I wanted to learn. If anybody could help I'd be greatly appreciative.
Also, if there is any other information you need please let me know. I just copied everything I could find under "About Phone"
Take out battery and reply with the model number of the phone.
bralaheh said:
Samsung Galaxy S3 - T-Mobile (SGH-T999)
Android Version: 4.2.2
Baseband version T999UVDLJC
Kernel Version:
3.4.53-cyanogenmod-g8d6f740
[email protected] #1
LiquidSmooth version:
Liquid-JB-v2.9-Official
Build number:
liquid_dtmo-userdebug 4.2.2 JDQ39E
end.liquid.20130720.042519 test-keys
This was my second time rooting and installing a ROM on my phone. Whatever I had used originally seemed a bit buggy so I went back to stock. However, this time I wanted to try PACMAN and after installing it I found that I couldn't send picture messages and I no longer had access to 4G data speeds. I didn't know what to do, searched the web for a few days looking for ideas and saw some people saying that maybe I should change my ROM, so I did. I tried Cyanogen Mod 10.1 (I think) and then LiquidSmooth 2.9 (where I am now). None of the changes made anything work. So, now I've seen someone talk about radios, I don't quite understand what they are saying but from what I've gathered there could be a different radio for me to download. If that's the case, I'm not sure how to do it. Also, I was told to try and put the stock software back on the phone and I can't figure out how to do that again either. I probably dug a little too deep being such a noob but I wanted to learn. If anybody could help I'd be greatly appreciative.
Also, if there is any other information you need please let me know. I just copied everything I could find under "About Phone"
Click to expand...
Click to collapse
Go to about and see if you have imei=0
Sent from my GT-P7510 using Tapatalk 4
Aerowinder said:
Take out battery and reply with the model number of the phone.
Click to expand...
Click to collapse
The model number is SGH-T999
itsamti said:
Go to about and see if you have imei=0
Sent from my GT-P7510 using Tapatalk 4
Click to expand...
Click to collapse
The IMEI does say IMEI=0...What does that mean?!
bralaheh said:
The IMEI does say IMEI=0...What does that mean?!
Click to expand...
Click to collapse
It means you need to check your PM inbox! :thumbup:
And when you are done with this, I suggest you read the firmware and modem threads linked in my sig if you want to learn a little more.
Sent from my SGH-T999 using xda premium
DocHoliday77 said:
It means you need to check your PM inbox! :thumbup:
And when you are done with this, I suggest you read the firmware and modem threads linked in my sig if you want to learn a little more.
Sent from my SGH-T999 using xda premium
Click to expand...
Click to collapse
Thanks a lot Doc!

SGH I747M Help Needed

Hi everyone, I have a Galaxy S III SGH I747M, originally with Koodo and was locked.
Now I unlocked the phone, because I live in Panama and needed for a Panamenan Sim card, have been working for a week and now refuse to work in 3g or LTE.
I have Installed many different Rom from CYanogen to Kitkat for testing, and atm Im with a 4.4.4. custom cyanogen, ka 11-20150301 Nightly d2lte.
I really cant understand the reason why the data doesnt work, I checked the APN and are the correct one.
I was wondering if someone have never had a similar problem with the same phone and Im opened to suggestions.
Thx a lot in advance.
Is your modem and bootloader up to date?
audit13 said:
Is your modem and bootloader up to date?
Click to expand...
Click to collapse
Mmmm Im not sure, I have been playing with this for a week now, im not an expert.
How can I verify the modem or the bootloader?
If they are not update how can I fix them?
Thank you so much!!
can check with samsung info app from play store. i think this is the link to the thread
http://forum.xda-developers.com/showthread.php?t=2609045
"all i can really do , is stay out of my own way and let the will of heaven be done"
mrrocketdog said:
can check with samsung info app from play store. i think this is the link to the thread
http://forum.xda-developers.com/showthread.php?t=2609045
"all i can really do , is stay out of my own way and let the will of heaven be done"
Click to expand...
Click to collapse
Thank you very much, i found out that my modem is MSM8960 and I have a I747MVLUFNE6 Bootloader Version....
Not sure if it will help but the latest is NK2.
http://www.sammobile.com/firmwares/database/SGH-I747M/
audit13 said:
Not sure if it will help but the latest is NK2.
http://www.sammobile.com/firmwares/database/SGH-I747M/
Click to expand...
Click to collapse
Damn frikken Kies is creating me problems.....
Do you think that this is the problem and updating firmware it will fix it?
I honestly don't know if it will make a difference. I have no idea why it would suddenly stop working on 3g or LTE after a week of working.

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