[Q] Lost service and never came back - Verizon Samsung Galaxy S III

I was sitting on BART listening to pandora and reading news on pulse when suddenly I lost service. It has not come back at all no matter how many times I turn on airplane mode or take out battery.
I searched and found some Nexus one users with a similar problem but theirs all came back when they rebooted.
I thought it might haves something to do with the ota update so I posted the problem in one of those threads and someone suggested I check the IMEI. It has not reset to 0.
My phones history: I rooted about a month ago and tried to install a new ROM but bricked. I used Odin to flash back to stock and the phone has worked since. That said, even though I though I flashed back to unrooted stock, when I turn on the phone it still shows the open lock and says "custom" under samsung. So from my limited knowledge, this could mean that the bootloader is still unlocked?
If I try to do a factory reset and there is something still tweaked from when I tried to root, is that risky to the phone? At this point I don't care much about the data. I just really need the phone to ring when people call me.

When you odined back to stock did u do a factory reset after? In my experience a factory reset after a major change always cured the issues.
Sent from my SCH-I535 using xda app-developers app

Go back to stock via ODIN if you're not on it already, dial *2767*3855# after backing up anything you may want on internal storage (like photos, etc) because it will be wiped.

I ended up switching from cmda auto Perl to lte and it worked
Sent from my SCH-I535 using Tapatalk 2

Related

IMEI restored, still no data

Trying to help a friend who lost his IMEI (showed as 0), I restored it with the QPST method successfully. All the numbers are there and the IMEI is correct, but it still doesn't have data. I tried calling the number in the older efs backup thread to reprovision, and it didn't seem to do anything, but while I was messing around with it the icon popped up and I had one bar of 4G, but it disappeared after a few seconds. I'm out of ideas and I would greatly appreciate any help. Thanks!
Sent from my Incredible 2 using Tapatalk 2
Sorry to bump, but this is getting lost down here...
Sent from my Incredible 2 using Tapatalk 2
Have you used Odin to restore the stock rom?
con247 said:
Have you used Odin to restore the stock rom?
Click to expand...
Click to collapse
I tried, but but it failed, and don't remember the exact message. It's just on root66 right now.
Sent from my Incredible 2 using Tapatalk 2
prototype7 said:
I tried, but but it failed, and don't remember the exact message. It's just on root66 right now.
Sent from my Incredible 2 using Tapatalk 2
Click to expand...
Click to collapse
If on stock (root66 sounds) dial: *2767*3855#
Back up anything you may want on the internal storage before doing so. Should fix it if it's fixable.
This ^^^^.
I had lost mine also and followed the same instructions, got it all back, but no data return. You need to reprovision your phone by following the key sequence. I think you need to be stock to do it too (could be wrong). After doing that, all my stuff returned to 100% fully functional.
You definitely need to be on stock for it, though? What's it do specifically? I never outright lost my IMEI, but I did have a problem where data would intermittently cut out and it didn't display a phone number in the system info.
After a wipe and install it seemed to be okay, but now I'm without data. Phone number and all the other numbers are there, though. If I dialed that on CM10, what could I expect?
Zalithian said:
If on stock (root66 sounds) dial: *2767*3855#
Back up anything you may want on the internal storage before doing so. Should fix it if it's fixable.
Click to expand...
Click to collapse
I already tried that, it didn't work. I just tried it again and it still didn't work, but I left it locked for a while and when I unlocked it, the 4G icon was there for a few seconds, and then went back to no signal and it hasn't come back.
Sent from my Incredible 2 using Tapatalk 2
prototype7 said:
I already tried that, it didn't work. I just tried it again and it still didn't work, but I left it locked for a while and when I unlocked it, the 4G icon was there for a few seconds, and then went back to no signal and it hasn't come back.
Sent from my Incredible 2 using Tapatalk 2
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Click to collapse
Hmm if that doesn't work I'm not sure what else there is. Maybe a new SIM or phone, all I can think of
a new sim is needed, or you just have a data-bricked phone if that wont work... sorry bud
I'm not sure what it's doing, but I don't think it's unrecoverable. If I leave it for a while, when I unlock it I'll have a bit of 4G signal, then it disappears after a few seconds. I was able to use the browser while it had signal, but when I try to make a call it says "Mobile network unavailable." I did receive a few texts, I'll test sending them. Under Settings>About device>Status, all the numbers are there and everything looks normal except these:
Network - Searching for Service
Mobile network type - Unknown:0
Service state - Out of service
Mobile network state - Disconnected
Thanks for the help so far.
Sent from my Incredible 2 using Tapatalk 2
prototype7 said:
I'm not sure what it's doing, but I don't think it's unrecoverable. If I leave it for a while, when I unlock it I'll have a bit of 4G signal, then it disappears after a few seconds. I was able to use the browser while it had signal, but when I try to make a call it says "Mobile network unavailable." I did receive a few texts, I'll test sending them. Under Settings>About device>Status, all the numbers are there and everything looks normal except these:
Network - Searching for Service
Mobile network type - Unknown:0
Service state - Out of service
Mobile network state - Disconnected
Thanks for the help so far.
Sent from my Incredible 2 using Tapatalk 2
Click to expand...
Click to collapse
Have him activate another phone on his account and then reactivate the s3. I'm not sure if this will help. It's only a theory really! If you decide to try please Let me know if it works. Thanks
Sent from my SCH-I535 using xda app-developers app
On mine, I restored to the Nandroid backup I made of the stock rom before switching and dialed the number mentioned before. That brought it back to out-of-the-box stock. Set it up, tested data, rooted, unlocked bootloader, installed CM10, tested data, restored apps, tested data, made another Nandroid backup, restored system apps and preferences, and everything's fine now.
My problem was really similar to that one, too. It started when the phone wasn't coming on when I pressed the home or power buttons, and after a battery pull it showed the phone number as "Unknown." A wipe and reinstall of CM10 showed all the correct numbers in the right places and seemed to fix it all, but data was back out in time. That was how it was every time I reinstalled that way; it'd work for a bit, then stop until I reinstalled again. Restoring my IMEI backup as a "just in case" hadn't helped either. Getting everything right again was arduous, but worth it.
Alright my dad has got a similar problem. He lost his IMEI before, we managed to get it restored and data working and all that good stuff. Well today he had to fly to Denver and put the phone into airplane mode, well when he came out of airplane mode it was stuck on roaming mode, and network is "Unknown" his IMEI, phone number, and all those numbers are correct but hes still stuck in roaming. We tried pulling the sim card, and going back to a root66 backup and then reprovisioning the phone. Any other ideas? Should he go back to complete 100% unrooted stock and then reprovision? Any help would be great
I've had the problem come back for me, so disregard my earlier post. I'm back on stock now with no data issues so far, so I'm going to sit on that for a bit to see if the problem is definitely with CM. It's been gradual every time I've fixed it; last time I lost LTE before 3G.
coldcaption said:
I've had the problem come back for me, so disregard my earlier post. I'm back on stock now with no data issues so far, so I'm going to sit on that for a bit to see if the problem is definitely with CM. It's been gradual every time I've fixed it; last time I lost LTE before 3G.
Click to expand...
Click to collapse
are you on stock unrooted? or stock rooted?
Neverendingxsin said:
are you on stock unrooted? or stock rooted?
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Click to collapse
Stock rooted. Gotta have my titanium backup!
coldcaption said:
Stock rooted. Gotta have my titanium backup!
Click to expand...
Click to collapse
did you use odin to return to stock rooted? or just restore a nandroid?
Neverendingxsin said:
did you use odin to return to stock rooted? or just restore a nandroid?
Click to expand...
Click to collapse
Restored a Nandroid. LTE isn't working though, so I may dial *2767*3855# to go back to full stock and see if that fixes it. Currently 3G is still okay.
A question...
Those losing their IMEI numbers... Is this happening on the locked bootloader? Unlocked bootloader? Both?
I've been digging through the forums trying to ferret out a pattern, but it's not presenting itself to me. Maybe someone else has seen the pattern?

[Q] NFC issue, tried everything.

The usually story, while flashing my NFC somehow managed to disappear, so I went back and flashed to ICS stock and it hasn't allowed me to turn it on either, did a complete lock and flashed complete stock, I have factory reset, wiped, flashed and re-flashed. Any sort of ideas? Anything would help seeing as this has been keeping me up and I feel like I have tried almost every fix NFC related.
Mexi7 said:
The usually story, while flashing my NFC somehow managed to disappear, so I went back and flashed to ICS stock and it hasn't allowed me to turn it on either, did a complete lock and flashed complete stock, I have factory reset, wiped, flashed and re-flashed. Any sort of ideas? Anything would help seeing as this has been keeping me up and I feel like I have tried almost every fix NFC related.
Click to expand...
Click to collapse
Have you tried reprovisioning? As far as I know most people use it to restore service after a bad flash that didn't wipe their IMEI but for some reason it still won't connect to the network. The only reason I bring it up is because that's not its only use, while using Odin to go back to stock works this is supposed to wipe everything and reset everything, not just data but the whole damn phone. I would just give it a try since you've done everything else. Like I said above. Its mainly used for getting data back when your IMEI isn't lost but it does way more than that. It sounds like faulty hardware but this can't hurt to try.
To reprovision you need to be on stock TW and then you need to dial*2767*3855# . Just note that this will wipe everything so get everything off your internal SD you wanna keep.
Sent from one of the many Anthropomorphic Personalities of the Disc

[Q] At a loss, data but no voice/sms

I was running the latest stable version of CM10.1 on my GS3 and all was going well until someone sent me a text message and I tried to respond. I was greeted with the error of message not sent. I attempted to text someone else to have the same error. Attempting to call someone will just hang and eventually say call failed.
I thought it was a radio issue so attempted to flash different modems but had the same result. So I restored my previous rom Beans 11 that was working after wiping and the same issue. Data works perfect, but voice and text does not. I searched and odin'd back to stock VRLG1 and entered *2767*3855# in hopes of that fixing the problem, again no voice/text.
Any suggestions further help? I don't know what else to try!
*CM10.1 was working fine, and then calls/texting stopped but data continued to work without trouble.
*IMEI seems to be intact
*Flashed backup of known working rom and issue still persists
*Flashed back to VRLG1 and attempted *2767*3855# as per another post to no avail and this is where I sit.
Same thing. Installed jellybeans 12 now I can't call or text. Prior text was hit and miss some days....restored stock rooted image flashed other Roms....no help. Dialed the ** number....so screwed. Ayneegry should have backed up my few several times. No idea what to do.
Sent from my SCH-I535 using Tapatalk 2
When you say "Data" do you mean wifi or 3g/4g? If you have no phone/text/3g/4g then it's probably your imei. Check under phone settings, see if it's gone. If it's gone you gotta restore, do a search.
If you have 3g/4g then I don't know what the problem is. Sorry, just trying to help
Odin back to ICS and reprovision your phone by going into the dialer and typing *2767*3855#
rgrossie - data as in 3G/4G works no problem... phone showed IMEI still there but followed a thread to restore it anyway to make sure that wasn't the issue...
Edgehood -- I've tried that, and that's where I currently sit, stock ICS with 4G data but doing the re-provision doesn't seem to fix anything -- occasionally a text will slip through, but I'm unable to reply
astrocity said:
Same thing. Installed jellybeans 12 now I can't call or text. Prior text was hit and miss some days....restored stock rooted image flashed other Roms....no help. Dialed the ** number....so screwed. Ayneegry should have backed up my few several times. No idea what to do.
Sent from my SCH-I535 using Tapatalk 2
Click to expand...
Click to collapse
I hear ya, if I can't figure out what's up, I'll end up having to go back to verizon and see what I can do... It was out of the blue, everything was working and then suddenly it just stopped. Happened on a flash that was a little over a day old, so who knows.
Check Mobile network
I have thiss problem happen occasionally when I flash custom roms. Look under your mobile networks, see if either CDMA/SIM is checked or NV. If NV is checked switch to CDMA/SIM and then reboot. That seems to fix that problem most of the time.
Edit: After some tests found out this doesn't always stick, but I did find out that after switching from NV to CDMA/SIM turn on airplane mode so the radios are tunred off, wait a few moments, then turn airplane mode off. That worked more consistently than restarting it.
MrRevesz said:
rgrossie - data as in 3G/4G works no problem... phone showed IMEI still there but followed a thread to restore it anyway to make sure that wasn't the issue...
Edgehood -- I've tried that, and that's where I currently sit, stock ICS with 4G data but doing the re-provision doesn't seem to fix anything -- occasionally a text will slip through, but I'm unable to reply
Click to expand...
Click to collapse
Did you ever fix this? I currently have the same problem and have no idea what to do.
i had the same problem but a imei/efs restore fixed it. My imei was not missing but data worked and not calls or text. Changed sim and still same, even odined back to stock and unlockex and rooted no luck restored nandroid no luck. Then restored synergy imei/efs backup and good to go. Hope it helps.
Cruzin' tha Galaxy SIII via Obsessed Rom / "INAPPROPRIATE" Kernel
I had the same issue two days ago when I flashed to the latest MIUI Rom. Here's how I fixed it.
Go into settings, mobile networks, make sure subscription is set to SIM. After that open the phone, type *#*#4636#*#* make sure it's set to LTE/CDMA/AUTO
Reboot phone and all should be well.
Sent from my 16GB Blue Verizon Galaxy S3 running MIUI v5 with KT kernel
If you Odin back to the original stock unroofed ROM, you'd have to take all the ota Verizon updates to vmf1. Then reset your phone.
Pain in the a$$ but has always worked for me. I had same problem running carbon.
I read in another post that Odin back to root66, them reset your phone would work too.
Sent from my SCH-I535 using xda app-developers app

Stuck in Roaming

My wife's S3 went haywire this morning. Out of the blue, it lost voice and data. The phone was on Synergy, an older version, for quite awhile when this happened. I reset the IMEI, nothing. I Odined back to stock, and now everything is working, except it has the triangle above the signal bars, meaning it thinks it is roaming. I've tried everything I can think of. Wiped data multiple times, reformated through ODIN several times, it still comes up with the triangle. How can I reset this so the phone doesn't show roaming?
I never had that problem but I did have a problem with the phone not going into roaming. I also tried everything even got a new sim card didn't help. Then I did a factory data reset from the settings instead of TWRP and as soon as the phone rebooted I was able to use it in Canada. Now I understand that you're having the exact opposite problem but have you tried to do a data factory reset by going into settings then backup and reset . That might help. I mean I have done a data reset in recovery but that didn't work.
Sent from my SCH-I535 using xda app-developers app
Interesting. I'll give that a try.
Nope, it didn't work. I'm at a loss. I figured reverting to stock would have corrected it, but it hasn't.
I was up late trying to get this working. It remains stuck in roaming. I guess that's an improvement from having no mobile connection, but I could still use some help. Here are things that I've tried.
Odin to stock. it boot looped. I had to flash the TWRP recovery chain and clear cache before it would boot.
Odin to JB.
Flash latest synergy.
Repair IMEI. It was incorrect when the issue first happened, but now it is corrected.
changed the settings from global to LTE, and other various tweaks.
Something I noticed is that most of the APNs are greyed out under Mobile Networks. Only EHRPD - Verizon 800 and EHRPD - Verizon Internet are selectable. This is not the case for my phone. They all are selectable. I have a feeling this is where the issue lies, but I have no clue how to fix it.
Try to reprovision the SIM
The dialer doesn't do anything when I try using the code *2767*3855# Does it not work after upgrading to JB or must I revert back to stock?
Yes revert back to I believe it's G1/G7 I believe it's something like that
Sent from my SCH-I535 using Tapatalk 2

Problem after flashing 4.3 rom causing me to be stuck in 2g

I am having a huge issue with my phone. I have been flashing custom roms for the past few years and this is the first time I have ever ran into a issue like this. I flashed SlimRom 4.3 build 2 a couple weeks back, it was taking forever to switch between 3g and LTE sometimes up to 5 mins to lock. Not to mention the signal was super low. I ignored it for the most part as it is a newer rom and figured it was just a bug and would hold off for now till kitkat released.
Then my phone would just start random rebooting about once or twice a day. Then on my way home from work i was bluetoothed to my vehicle when it did a random reboot. After that Ive been stuck in 1xRTT since. I also managed to loose my IMEI and PRL version they are both set at 0 and I do not have a backup. Has anyone else ever had this issue? I don't have a clue how to get it working again. My phone is out of warranty I am in the midst of flashing it back to stock to see if that works. Ive searched for hours trying to find a fix. Thanks.
Reverted back to stock.still no luck. Also play store won't work. No connection wirh retry button even while connected to wifi
What firmware/radio do you have? If you've been on custom roms a while you might need to update your radio baseband (most current is VRBMF1). You can flash an updated radio without regard for the Rom you're using.
Sent from my SCH-I535 using xda app-developers app
---------- Post added at 10:29 AM ---------- Previous post was at 10:25 AM ----------
The imei thing is a separate issue. I lost mine without a backup when I first started flashing roms... I think it was cM at the time. I ended up going all the way back to an early stock image, grabbing the OTA updates and then rooting and flashing all over again. I don't know what part in particular got me my imei back.
Sent from my SCH-I535 using xda app-developers app
Do you mean a backup of efs partition or a nandroid? There is a thread at rootzwiki about recovering your imei-efs items. When u get it back do
Su
Reboot nvbackup
In a terminal then you wont have to worry about this again. If you have a nandroid restore it and you'll b good.
Yes my efs folder was completely empty. I reverted back to stock 4.0.4 still had a "0" for IMEI so i used QPST and entered in the IMEI manually and it stuck. I have signal back now. I just got factory mode off. Now my phone is stuck on "Activating", a factory reset should fix that. So this is resolved. Thanks for the help.
quicksilv312 said:
Yes my efs folder was completely empty. I reverted back to stock 4.0.4 still had a "0" for IMEI so i used QPST and entered in the IMEI manually and it stuck. I have signal back now. I just got factory mode off. Now my phone is stuck on "Activating", a factory reset should fix that. So this is resolved. Thanks for the help.
Click to expand...
Click to collapse
Is this the fix to get everything up and running again (flash back to ICS)? I was about to start my own thread until I read this. I lost my IMEI, ERI and MEID but didn't back it up first (I know I know ... boo). I manually input my IMEI using QPST like you did and was also able to fix my ERI and MEID and now I have data and text, but still no voice connection. I've flashed a stock (rooted) ROM and tried the reprovision code *2767*3855# and the RTN codes ##786# & ##72786# but nothing happens (I've seen in other forums this only works in ICS and not JB). Last night I downloaded a stock unrooted JB ROM (4.1.2) and ICS ROM (4.0.4) and am planning to ODIN back to stock and complete a factory reset to see if it will kick the gears back in motion again.
I'm not meaning to hi-jack this thread but confirm this is the solution to completing a non-backed-up IMEI/ERI/MEID fix.
-Edit-
There are tons of threads out there starting with "I've lost signal, what happened?" and ending with "I'll report back and let you know what I've found." or "Verizon replaced it for me." but none offer a viable user solution. I'd love to see the answer posted so other searchers out there can find help.
I can confirm everything you did will restore your IMEI/ERI and connectivity. I did all the steps you did (manually input IMEI and use the utility to repair ERI and MEID), then reverted back to unrooted stock using odin. I still didn't have signal until I did a factory restet IN THE ROM. Going back to stock using odin and doing a factory reset in CWM didn't fix the issue, but going into the phone's settings and completing a factory reset from there caused my signal and connection to come back.

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