[Q] Cannot make calls, everything else works - Galaxy S III Q&A, Help & Troubleshooting

My problem is that i cannot make or receive calls, but everything else works(sms, 3g, etc....). I have tried different roms, modems and kernels but nothing helps. When i try to call, it takes about 10sec and signals drop and i get "Out of service area". When somebody calls me, i answer but i can't hear anything and neither do they, but when somebody hangs up i will get same "Out of service area".
I did send phone to my carrier, but they did only reset android and tune rfs. And it didn't help.
Is there something that i could try before i contact them again? Im pretty sure that they won't get it fixed...
Sorry for my bad english

jere92 said:
My problem is that i cannot make or receive calls, but everything else works(sms, 3g, etc....). I have tried different roms, modems and kernels but nothing helps. When i try to call, it takes about 10sec and signals drop and i get "Out of service area". When somebody calls me, i answer but i can't hear anything and neither do they, but when somebody hangs up i will get same "Out of service area".
I did send phone to my carrier, but they did only reset android and tune rfs. And it didn't help.
Is there something that i could try before i contact them again? Im pretty sure that they won't get it fixed...
Sorry for my bad english
Click to expand...
Click to collapse
You have warranty, so insist they give you a new phone.

you wont loose anything if you flash it again or flash a different modem, try searching for " [model.number.here] issues " on google or xda, better than waiting for them to get you a new phone, thats what i did to my old phone

Network or phone .
Try a different network sim . Problem then its the phone no problem thaen its your network.
jje

bbzkarim said:
you wont loose anything if you flash it again or flash a different modem, try searching for " [model.number.here] issues " on google or xda, better than waiting for them to get you a new phone, thats what i did to my old phone
Click to expand...
Click to collapse
Like i said, i have tried many roms, kernels and modems(radios) and nothing works.
I will try my friends sim someday, hopefully its network problem. If not, i'll go to my carries shop and ask new phone...

jere92 said:
Like i said, i have tried many roms, kernels and modems(radios) and nothing works.
I will try my friends sim someday, hopefully its network problem
. If not, i'll go to my carries shop and ask new phone...
Click to expand...
Click to collapse
be aware they will refuse warranty if its non stock firmware or rom counter above zero .
jje

JJEgan said:
be aware they will refuse warranty if its non stock firmware or rom counter above zero .
jje
Click to expand...
Click to collapse
It have already been in warranty, and no problem. They just don't know anything... Im pretty sure that they didn't even try calling after they "fixed" Its so hard to explain problem for them, cause i cannot say that i have already tried everything.

I've the exact problem as u described in your post - tried everything possible from flashing, resetting, modem changing...
Yesterday i got it back from warrenty inspection. They changed the "ear jack" and made a software update and a reset. Guess what: after an our the problem got back.
Have you tried to change the sim card?
[edit]
I tried another sim from another network carrier and the problem persist.
It is a hardware defect and i will contact samsung for further instructions.
read more on: http://androidforums.com/samsung-galaxy-s3/565955-no-sound-during-calls-samsung-galaxy-s3-problem.html

Related

[Q] Emergency Calls Only, Yet Full Bars

So. I've had my S3 for quite awhile now currently on 3 network. Something really odd happened though.
I was able to use it normally in the morning, once I got to the afternoon it I lost all network.
The only thing that I can use to connect to anything is Wifi
Usually there would be a little "H" symbol next to my signal bar when it's full. Now there is nothing but the full signal bar.
When I pull the notification bar down I see a Emergency calls only though I have full signal
I've gone into Settings>More settings>Mobile networks>Network operators to see if I can find a way to connect. I can choose from the networks on screen. Yet it tells me Unable to connect. Try later. I select "Select automatically" which doesn't help either, as it tells me "Registered on network" WHAT NETWORK?!
The Network mode is on Auto
My Mobile Data is on.
My Apn is on "3 WAP"
I've tried rebooting the phone.
Restoring to factory settings.
Turning phone to Flight mode then off again.
Re-inserting Sim.
I've even rooted the phone to see if it would work!!
Can anyone help me solve this ridiculous puzzle? :crying:
Thank you for your time.
Mine is the same. On 3UK in Leicester
Sent from my GT-I9300 using Tapatalk 2
Logic says first check network for problems .
jje
Last time I hd this issue, it was caused by a faulty SIM.
I think you have some really bad news. I looks like your efs folder is messed up.
you need send it back if in warranty.
otherwise you can get it repaired from some service centre. They will use SPT or some other repair tool to fix this issue.
You see full bars because you phone uses any available signals for SOS call.
Otherwise it will not lock to network.
Tc6 said:
So. I've had my S3 for quite awhile now currently on 3 network. Something really odd happened though.
I was able to use it normally in the morning, once I got to the afternoon it I lost all network.
The only thing that I can use to connect to anything is Wifi
Usually there would be a little "H" symbol next to my signal bar when it's full. Now there is nothing but the full signal bar.
When I pull the notification bar down I see a Emergency calls only though I have full signal
I've gone into Settings>More settings>Mobile networks>Network operators to see if I can find a way to connect. I can choose from the networks on screen. Yet it tells me Unable to connect. Try later. I select "Select automatically" which doesn't help either, as it tells me "Registered on network" WHAT NETWORK?!
The Network mode is on Auto
My Mobile Data is on.
My Apn is on "3 WAP"
I've tried rebooting the phone.
Restoring to factory settings.
Turning phone to Flight mode then off again.
Re-inserting Sim.
I've even rooted the phone to see if it would work!!
Can anyone help me solve this ridiculous puzzle? :crying:
Thank you for your time.
Click to expand...
Click to collapse
Hi! since you are new here, have you read the Forum Rules? not that you've done something wrong but just to get you informed
Here are some suggestions i can give you
okay. if ONE fails, do TWO. if TWO fails, do THREE. if THREE fails, do FOUR.
ONE: reboot
TWO: try doing factory reset (don't forget to backup) / wiping caches
THREE: root your phone and flash another modem
FOUR: contact your network service provider about this matter
i hope this helps Cheers!
samsung galaxy s3 i9300 sim registers but only emergency calls
In my case (sgs3) the problem was caused by the fact that I also formatted the efs partition (something used by Samsung to store hardware identifiaction like IMEI, ...).
If efs is empty/gone/changed(?), the phone will be unable to make regular calls: only emergency calls will be available!
Peace!
Devvie
~~~ [email protected] ~~~
Cuisvis hominis est errare, nullius nisi insipientis in errore persevare
——
All spelling mistakes are my own and may only be distributed under the GNU General Public License! – (© 95-1 by Coredump; 2-013 by DevNullius)
why exactly did you resurrect a 4 months old thread?
Cos people run into the same problem all the time and that no permanent/clear solution is available. Any info is good, even if it's just to say that there is no solution yet
Glebun said:
why exactly did you resurrect a 4 months old thread?
Click to expand...
Click to collapse
devitrified said:
Cos people run into the same problem all the time and that no permanent/clear solution is available. Any info is good, even if it's just to say that there is no solution yet
Click to expand...
Click to collapse
But this efs issue has been answered many, many times in the forum - usually people wrecking their £500 phone because they didn't read or understand what they were doing.
This forum is messy enough without needlessly bumping long dead threads that didn't have anything of use in. If people want really helpful information they should read the all-in-one sticky in the general forum.
devitrified said:
Cos people run into the same problem all the time and that no permanent/clear solution is available. Any info is good, even if it's just to say that there is no solution yet
Click to expand...
Click to collapse
FINALLY somebody whom sees the Big Picture - thanx :good:
devnullius
Ok you're right, everyone should read sticky notes and try keep the forum tidy. Look, I don't want to go too off-track here but this problem is not just limited to Samsung handsets. I'm seeing similar reports about Sony's, which is what i've got. And there is no efs partition that can be saved on a sony because they don't come with one. I'm beginning to suspect that the problem might be with ICS/JB and this is why it's poping up on different phones/threads, with different roms etc.
boomboomer said:
But this efs issue has been answered many, many times in the forum - usually people wrecking their £500 phone because they didn't read or understand what they were doing.
This forum is messy enough without needlessly bumping long dead threads that didn't have anything of use in. If people want really helpful information they should read the all-in-one sticky in the general forum.
Click to expand...
Click to collapse
iv got "emergency calls only" but not with 3 uk that one works and the phone is unlocked
anybody no why other sims wont work plz
terry1256 said:
iv got "emergency calls only" but not with 3 uk that one works and the phone is unlocked
anybody no why other sims wont work plz
Click to expand...
Click to collapse
Stock answers to this question
check IMEI is correct
if not restore your backed up EFS folder ..
Check network APN etc is correct.
Check correct modem
Check CSC.
Check phone is unlocked
Factory reset phone
jje
just been informed that 3 uk hardlock there new phones so only they can unlock it for £15
EMERGENCY CALLS ONLY Problem SOLVED
ha ha....lol... i also have the same issue on my brand new i747M S3. im confused.
i try the all methods for resetting phone.
i noticed when im on long way, i dont know my handset is goning emergency calls only. but when im restsart phone its fine.
i do everything but not fixed it. firmware update, downgrade, rom change,and unroot. but not fixed, and also try factory reset the rom by falllowing the samsung secret code *#197328640# > UMTS>COMMON>NV REBUILD and restart and do again CDMA>COMMON>NEXTPAGE>REBUILD and restart., thhis is the code of full factory reset the rom and EFS. but not solve........
i change the hand set to international i9305 brandnew one. i used it 2 sady without issue.... day after morning when i wakeup, i see the massege,,,,emergency calls only,,im confused becouse this is a brandnew one...after i called the friend he also got the i9305. i asked about this issue. he said me he didnt face to this type of issue.. im confused he said me try sim change.. i do it... problem solved....:victory:
problem is the SIM card......i changed it to new one... and used i week no emergency calls issue... when im going to low signals areas.. its show no network and automaticallly change to the network....im very happy for fixing this problem.....:laugh::laugh::laugh:
---------- Post added at 08:02 AM ---------- Previous post was at 08:00 AM ----------
terry1256 said:
iv got "emergency calls only" but not with 3 uk that one works and the phone is unlocked
anybody no why other sims wont work plz
Click to expand...
Click to collapse
ha ha....lol... i also have the same issue on my brand new i747M S3. im confused.
i try the all methods for resetting phone.
i noticed when im on long way, i dont know my handset is goning emergency calls only. but when im restsart phone its fine.
i do everything but not fixed it. firmware update, downgrade, rom change,and unroot. but not fixed, and also try factory reset the rom by falllowing the samsung secret code *#197328640# > UMTS>COMMON>NV REBUILD and restart and do again CDMA>COMMON>NEXTPAGE>REBUILD and restart., thhis is the code of full factory reset the rom and EFS. but not solve........
i change the hand set to international i9305 brandnew one. i used it 2 sady without issue.... day after morning when i wakeup, i see the massege,,,,emergency calls only,,im confused becouse this is a brandnew one...after i called the friend he also got the i9305. i asked about this issue. he said me he didnt face to this type of issue.. im confused he said me try sim change.. i do it... problem solved....:victory:
problem is the SIM card......i changed it to new one... and used i week no emergency calls issue... when im going to low signals areas.. its show no network and automaticallly change to the network....im very happy for fixing this problem.....:laugh::laugh::laugh::good:
why are you spamming this all over? this thread is 4 months old

[Q] "Not registered on network" - Tried everything

Hello all,
To put my issue simply, I am receiving the "Not registered on network" error on my phone. I have tried many things to resolve it and to help narrow down the possible problems, I will explain my situation and what steps I have taken to try to resolve it. I appreciate you taking the time to read my detailed explanation in advance, as I wish to be as clear and informative as possible.
My phone is an unlocked Australian Galaxy S3 (GT-I9300). I bought it about 6 months ago and about two months ago had some issues with the display come out of the blue. I was able to get this issue resolved through my warranty. When I received the phone back though, I thought it was all working fine but then I noticed I couldn't send SMSs or make calls as my phone wouldn't connect to my phone network (Vodafone). I tried reboots, hard reboots, restoring backups, using a different SIM card (from a different carrier) and I still couldn't get it to work.
During this process of trying to fix it myself, I rooted the phone. So when I realised I couldn't fix it and it could possibly be a hardware issue, I sent it back to be fixed under warranty. Unfortunately my warranty was voided when I rooted the phone, even though it was broken before I rooted it.
So a few days ago I received my phone back again and spent about 6 hours trying to fix it. Here's what I tried...
I tried to flash the latest Australian firmware (XSA) which is the same as the one I initially had when I purchased the phone. I tried factory resets, different firmware flashes, custom ROMs, different modems etc. None of this worked. I thought I had found my solution when I stumbled across ARIZA's patch, but event this did not solve my problem.
The really strange thing is I can occasionally connect to the network and if I try repeatedly, I can sometimes get an SMS to send. I've checked my SIM is clean (I've tried another SIM anyway) and everything seems fine.
My IMEI number is still intact and isn't blacklisted. I've tried restoring backups from when it was working (before I got it "fixed" the first time) and that's not worked. The current status of my phone is:
ROM: Omega v5.0
Version: 4.2.2
Baseband: I9300XELLA
Network: vodafone AU (sometimes shows as Unknown)
Mobile Network State showing as "Disconnected", except in rare moments
IMEI and Serial intact
I've tried all I can think of and all the suggestions I can find on the Internet. I'm hoping someone here will have some suggestions for things I can try. I'd really like to fix this issue as I've been without my phone for months. I'm thinking it could be a hardware issue, but want to make sure I've exhausted all options I can try myself first before trying to get a place to repair it. As my warranty is void, I'm not sure how easy this will be.
Thanks in advance for your time and suggestions,
Jay.
.:Jay:. said:
Hello all,
To put my issue simply, I am receiving the "Not registered on network" error on my phone. I have tried many things to resolve it and to help narrow down the possible problems, I will explain my situation and what steps I have taken to try to resolve it. I appreciate you taking the time to read my detailed explanation in advance, as I wish to be as clear and informative as possible.
My phone is an unlocked Australian Galaxy S3 (GT-I9300). I bought it about 6 months ago and about two months ago had some issues with the display come out of the blue. I was able to get this issue resolved through my warranty. When I received the phone back though, I thought it was all working fine but then I noticed I couldn't send SMSs or make calls as my phone wouldn't connect to my phone network (Vodafone). I tried reboots, hard reboots, restoring backups, using a different SIM card (from a different carrier) and I still couldn't get it to work.
During this process of trying to fix it myself, I rooted the phone. So when I realised I couldn't fix it and it could possibly be a hardware issue, I sent it back to be fixed under warranty. Unfortunately my warranty was voided when I rooted the phone, even though it was broken before I rooted it.
So a few days ago I received my phone back again and spent about 6 hours trying to fix it. Here's what I tried...
I tried to flash the latest Australian firmware (XSA) which is the same as the one I initially had when I purchased the phone. I tried factory resets, different firmware flashes, custom ROMs, different modems etc. None of this worked. I thought I had found my solution when I stumbled across ARIZA's patch, but event this did not solve my problem.
The really strange thing is I can occasionally connect to the network and if I try repeatedly, I can sometimes get an SMS to send. I've checked my SIM is clean (I've tried another SIM anyway) and everything seems fine.
My IMEI number is still intact and isn't blacklisted. I've tried restoring backups from when it was working (before I got it "fixed" the first time) and that's not worked. The current status of my phone is:
ROM: Omega v5.0
Version: 4.2.2
Baseband: I9300XELLA
Network: vodafone AU (sometimes shows as Unknown)
Mobile Network State showing as "Disconnected", except in rare moments
IMEI and Serial intact
I've tried all I can think of and all the suggestions I can find on the Internet. I'm hoping someone here will have some suggestions for things I can try. I'd really like to fix this issue as I've been without my phone for months. I'm thinking it could be a hardware issue, but want to make sure I've exhausted all options I can try myself first before trying to get a place to repair it. As my warranty is void, I'm not sure how easy this will be.
Thanks in advance for your time and suggestions,
Jay.
Click to expand...
Click to collapse
Return to a stock rom and use triangle away to reset the counter, retry with your provider, they may let it slide that you've previously tried.
It would appear that you've already tried everything.
Return to stock and update via OTA, remove root, remember to use triangle away, I personally haven't had to do it but i would imagine that it needs root privileges to complete so thinking about it i would say to use triangle away first.
Hope you get it sorted.
dladz said:
Return to a stock rom and use triangle away to reset the counter, retry with your provider, they may let it slide that you've previously tried.
It would appear that you've already tried everything.
Return to stock and update via OTA, remove root, remember to use triangle away, I personally haven't had to do it but i would imagine that it needs root privileges to complete so thinking about it i would say to use triangle away first.
Hope you get it sorted.
Click to expand...
Click to collapse
Hey,
Thanks for the quick response.
I doubt they would let it slide as I had a pretty long back and forth with them trying to get them to fix the phone or at least send it back to me without charging me for the shipping costs and that didn't end in my favour. I'm sure they'd remember that they already rejected it due to it being modified and would just blame the rooting for the issues.
I'm thinking I might just reset it all to stock, reset the counter and at least ask. If not, I'll try to find a repair shop who will take a look. Thanks for the suggestion. I'm still open to any other ideas people might have which I can try from my end.
Thanks,
Jay.
Starting point would be correct firmware modem and CSC for your location and network .
Flash your original rom .
Check
http://forum.xda-developers.com/showthread.php?t=1978840
jje
JJEgan said:
Starting point would be correct firmware modem and CSC for your location and network .
Flash your original rom .
Check
http://forum.xda-developers.com/showthread.php?t=1978840
jje
Click to expand...
Click to collapse
Hey,
Thanks for the suggestion. I believe I have tried this by downloading the latest firmware from SamMobile and flashing that through Odin, but I haven't tried it through Keis, so I guess I'll give that a go.
I'll let you know how it goes.
Thanks,
Jay.
Me too. I've an i9305 (S3 LTE) and i've tried every tutorials on internet and so far nothing: always the same issue "not registered on network". In case you solve the issue please let me know. I'll do the same. Txs
I've tried to connect my phone using Keis and it just seems to say "Connecting..." forever. I've tried running the connection troubleshooter and that just seemed to re-install the drivers but not actually fix the issue. I still can't get Keis to even connect to my phone.
Any ideas on why this would be? Or other suggestions I can try for my initial problem?
Thanks,
Jay.
As an update to this, it seems I've tried everything I can on my end to fix it to no avail. I believe it must be a hardware issue and have dropped it into a phone repair centre. I'm hoping they will be able to find the problem and fix it.
I'll let you know how it goes.
Another update to this, I received a response from the repair centre. They said:
"...we took it all apart and checked all connections and serviced it.
Once we put it back together we tested it with Vodafone and Optus sim cards. Both sims had service and were able to connect to the internet as well."
After I asked for more details on what they did to try and help me determine what the problem was, they said:
"The phone looked 100% fine inside, no signs of water or any other damage. Sometimes electronic devices can be a bit temperamental, maybe the fact that we undone and cleaned all connections it's booted it back to life."
So I'm going to pick it up tomorrow, but it sounds like it's all sorted now. So not it's not 100% clear what the issue was, but to anyone having this same problem who has tried everything like I did, it is likely a hardware issue. Your best bet is probably to try a repair shop (assuming your warranty won't cover the problem).
Thanks to those who offered suggestions and good luck to those with the same problem.
Do please tell us if it worked because i'm tempted to do the same as you did before selling it on ebay as faulty for parts. PLEASE ANSWER US BACK AFTER TESTING IT an entire day. THANK YOU A LOT!
Does it work properly now? Thanks - Please reply.
Not sure if it is exactly the same problem but I remember getting that msg when i was on Telstra and I'd installed a new ROM - I went to the Telstra site and got them to send an activation msg that reset my provider info. It didn't seem to matter for phone calls but I wasn't getting any connection to do with data until I 'ran' the msg they sent.
Hi I had this issue with my gs2..what I did was flash the right modem and restore efs thats how I solved my problem..hope this helps..
Sent from my GT-I9100 using xda premium
ichigo200 said:
Hi I had this issue with my gs2..what I did was flash the right modem and restore efs thats how I solved my problem..hope this helps..
Sent from my GT-I9100 using xda premium
Click to expand...
Click to collapse
Txs for help but I don't have the backups of my efs folder... so I think it is useless therefore i am going to sell it on ebay as faulty for parts. Unfortunately! I love my i9305!
You should probably do some more searching on site - there are a number of things to do, including getting a service centre to fix it. Be cheaper than a new phone. Is it an i9300 or ann i9305?
pmmfilipe said:
Txs for help but I don't have the backups of my efs folder... so I think it is useless therefore i am going to sell it on ebay as faulty for parts. Unfortunately! I love my i9305!
Click to expand...
Click to collapse
Ask a service centre for a fix price first .
jje
Homervy She
Journyman16 said:
You should probably do some more searching on site - there are a number of things to do, including getting a service centre to fix it. Be cheaper than a new phone. Is it an i9300 or ann i9305?
Click to expand...
Click to collapse
It's a i9305 and I've tried everything, every tutorials on internet without success so far. I am tired of the situation and also very disappointed therefore I think i will sell it as faulty. As it regards to a repair center, near my area it's very difficult to find someone who can fix it.
For me it seems my connection is still intermittent when using my Vodafone SIM on my S3 (and the same for another Vodafone SIM I tried on this phone) whereas both SIMs work fine on other phones.
I then tried a Telstra SIM on my S3 and it worked fine. So it seems I have a weird problem with my phone where the combination of the S3 and Vodafone doesn't work, but other phones or other SIMs do work.
I think I'm just going to try changing carrier (I've been meaning to anyway) since it seems their SIMs work in my phone.
Really not sure what is causing this issue, but I'm at the point where I just want it fixed and I don't really care how. Hope you find out how to solve your issue.
How is your phone right now? Im also having the same problem. It always say 'not registered to network' everytime i make a call. This happens whenever i turn on the flight mode, then turning it off.. i have a strong signal and i can use the internet provided by my network but i cant make a call or text.. people cant also reach my number. I sent this already to samsung service ctr and they changed the board but its still there whenever i access the flight mode..
caloyski072885 said:
How is your phone right now? Im also having the same problem. It always say 'not registered to network' everytime i make a call. This happens whenever i turn on the flight mode, then turning it off.. i have a strong signal and i can use the internet provided by my network but i cant make a call or text.. people cant also reach my number. I sent this already to samsung service ctr and they changed the board but its still there whenever i access the flight mode..
Click to expand...
Click to collapse
Hi...the same, no solution so far. I am actually selling it on ebay for parts. I simply gave up.

not registered on network

my s3 is saying "not registered on network " when i try to call someone ,is there a way of fixing this ??
blitz100 said:
my s3 is saying "not registered on network " when i try to call someone ,is there a way of fixing this ??
Click to expand...
Click to collapse
Could it be network locked?
Sent from my HTC One using Tapatalk 4 Beta
squabbi said:
Could it be network locked?
Sent from my HTC One using Tapatalk 4 Beta
Click to expand...
Click to collapse
its not locked it worked with any sim before
If you want help you must provide relevant info
blitz100 said:
my s3 is saying "not registered on network " when i try to call someone ,is there a way of fixing this ??
Click to expand...
Click to collapse
If you want help you must provide relevant info - and also be able to think a little for yourself!
Have you done anything special to the phone before that? Like programming a ROM in Odin?
Is the IMEI in place?
im new to the s3 and dont have a clue about what anything is. ive never done anything to it.....
xclub_101 said:
If you want help you must provide relevant info - and also be able to think a little for yourself!
Have you done anything special to the phone before that? Like programming a ROM in Odin?
Click to expand...
Click to collapse
Hi I think this may be an issue in some parts of the world, but not all. I have regular signal cuts like this in South Africa, but generally only when I'm in an area with weak cell signal. My wife also has a S3 LTE and gets the same signal cuts. When it happens I reboot my phone and it's fine again. I even went back to stock to test and it still happens on stock, just as it did when I first got the phone in November 2012.
I've been on AOSP roms the last few months and then it was fine, no signal cuts. Same with my wife's phone. Now I'm back on stock and the signal cuts are back, albeit not so often anymore, maybe one or two a week. I'm going to run stock for a few weeks and see if the issue persists.
What modem are you using? Have you changed it or is it the same modem that came with your phone?
quantumtraveler said:
Hi I think this may be an issue in some parts of the world, but not all. I have regular signal cuts like this in South Africa, but generally only when I'm in an area with weak cell signal. My wife also has a S3 LTE and gets the same signal cuts. When it happens I reboot my phone and it's fine again. I even went back to stock to test and it still happens on stock, just as it did when I first got the phone in November 2012.
I've been on AOSP roms the last few months and then it was fine, no signal cuts. Same with my wife's phone. Now I'm back on stock and the signal cuts are back, albeit not so often anymore, maybe one or two a week. I'm going to run stock for a few weeks and see if the issue persists.
What modem are you using? Have you changed it or is it the same modem that came with your phone?
Click to expand...
Click to collapse
the thing is it has worked perfectly fine before and randomly messed up .what is a modem
blitz100 said:
the thing is it has worked perfectly fine before and randomly messed up .what is a modem
Click to expand...
Click to collapse
a MODEM IS A MODULATOR DEMODULATOR . basically the bit that connects to the network .
Modem = Baseband .
\Suggest one factory reset two if that fails service centre and three read the basic faqs and guides .
jje
you need to search before you post. also, answer my question for further troubleshooting

[Q] People ringing me but the phone doesn't ring while saying "Emergency Calls Only"

[Q] People ringing me but the phone doesn't ring while saying "Emergency Calls Only"
Cheers guys! Hopefully i won't be boring you much!
I have this Blue S3 GT-I9300 16GB unlocked. Last week i flashed efeXtreme ROM on it but due to overheating, battery draining and lag, i decided to revert back to a stock ROM. And that's exactly what i did. Can't remember exactly which but it was a 4.3. Anyway, while using the phone with that ROM, i could actually see the phone's signal going down and in a few seconds the phone would say "No Service". At first i thought it was the network / carrier. Tried a Meteor, a Vodafone, an O2 and my 48 SIM card. No difference. So the problem was clearly the phone. And since then the same problem. The funny thing tho, i live 10km outside the closest town, where ironically when i go to, my signal is full, H+ full signal. And when i return, the further i am from town the worst my coverage is, so basically, halfway home and my phone's stuck on No service. With any other phone that i have in my house, S5, Nokia 5230 and an N90, there's no problems.
And here i am now, tried flashing a 4.1.2 stock ROM, nothing but problems. Flashed a few radios, modem_RIL_CWM_I9300XXEMC2, modem_RIL_CWM_I9300XXEMG4, modem_RIL_CWM_I9300XXEMG5, none of them helped. Flashed the Siyah Kernel. No difference. Even lost my IMEI and S/N twice, which weren't a problem for my Z3X. And now, my Mrs. is ringing me telling me the call rings out with no answer while my phone never actually rings and the status bar keeps saying Emergency Calls Only. And BTW, Emergency Calls is permanent now, home, in town, everywhere. Any ideas? Maybe a Custom ROM could help me? Please help me out here lads. Thank you!
FreeeMans20 said:
Cheers guys! Hopefully i won't be boring you much!
I have this Blue S3 GT-I9300 16GB unlocked. Last week i flashed efeXtreme ROM on it but due to overheating, battery draining and lag, i decided to revert back to a stock ROM. And that's exactly what i did. Can't remember exactly which but it was a 4.3. Anyway, while using the phone with that ROM, i could actually see the phone's signal going down and in a few seconds the phone would say "No Service". At first i thought it was the network / carrier. Tried a Meteor, a Vodafone, an O2 and my 48 SIM card. No difference. So the problem was clearly the phone. And since then the same problem. The funny thing tho, i live 10km outside the closest town, where ironically when i go to, my signal is full, H+ full signal. And when i return, the further i am from town the worst my coverage is, so basically, halfway home and my phone's stuck on No service. With any other phone that i have in my house, S5, Nokia 5230 and an N90, there's no problems.
And here i am now, tried flashing a 4.1.2 stock ROM, nothing but problems. Flashed a few radios, modem_RIL_CWM_I9300XXEMC2, modem_RIL_CWM_I9300XXEMG4, modem_RIL_CWM_I9300XXEMG5, none of them helped. Flashed the Siyah Kernel. No difference. Even lost my IMEI and S/N twice, which weren't a problem for my Z3X. And now, my Mrs. is ringing me telling me the call rings out with no answer while my phone never actually rings and the status bar keeps saying Emergency Calls Only. And BTW, Emergency Calls is permanent now, home, in town, everywhere. Any ideas? Maybe a Custom ROM could help me? Please help me out here lads. Thank you!
Click to expand...
Click to collapse
Emergency calls is permanent now because constantly flashing from 4.1 to 4.3 as corrupted your imei without a efs backup your only hope is a patched modem and kernel. If that does not work then it is service repair.
tallman43 said:
Emergency calls is permanent now because constantly flashing from 4.1 to 4.3 as corrupted your imei without a efs backup your only hope is a patched modem and kernel. If that does not work then it is service repair.
Click to expand...
Click to collapse
Thanks for your quick reply. You see, the EFS is not a problem for me as i can flash, wipe, rewrite it with my Z3X box. With it i can fix Wi-Fi MAC address, Bluetooth MAC address, S/N, IMEI. When my IMEI number first switched to 0049xxx i just changed it back manually with the box and the phone worked fine in town. But i was still hoping i'd make it work at home too!
About the patched modem and kernel. Can you please elaborate on that? I could really use all the help i can get!
FreeeMans20 said:
Thanks for your quick reply. You see, the EFS is not a problem for me as i can flash, wipe, rewrite it with my Z3X box. With it i can fix Wi-Fi MAC address, Bluetooth MAC address, S/N, IMEI. When my IMEI number first switched to 0049xxx i just changed it back manually with the box and the phone worked fine in town. But i was still hoping i'd make it work at home too!
About the patched modem and kernel. Can you please elaborate on that? I could really use all the help i can get!
Click to expand...
Click to collapse
When Samsung introduced 4.3 it changed the efs from efsv1 to efsv2 basically to cut along story short this meant in some cases the efs could not read 4.1 modems and in some cases where the efs got corrupt it could not read efs v2 modems as well. So there are some patched modems and kernels in the forum that allow the efs to be able to read the new modems. Look here >> https://drive.google.com/folderview...sharing&tid=0B6MIUd7HJudAbU5YaGkzOUowMG8#list << you need to flash the kernel and modem for it to work (although it doesn't work in all cases)
tallman43 said:
When Samsung introduced 4.3 it changed the efs from efsv1 to efsv2 basically to cut along story short this meant in some cases the efs could not read 4.1 modems and in some cases where the efs got corrupt it could not read efs v2 modems as well. So there are some patched modems and kernels in the forum that allow the efs to be able to read the new modems. Look here >> https://drive.google.com/folderview...sharing&tid=0B6MIUd7HJudAbU5YaGkzOUowMG8#list << you need to flash the kernel and modem for it to work (although it doesn't work in all cases)
Click to expand...
Click to collapse
That's brilliant! Flash a 4.3 stock, and applied the patched radio and kernel. The phone is back to square one now. Which means, i get coverage in town but nothing at home. And 2 weeks ago the coverage at home was decent. Any suggestions for that?
FreeeMans20 said:
That's brilliant! Flash a 4.3 stock, and applied the patched radio and kernel. The phone is back to square one now. Which means, i get coverage in town but nothing at home. And 2 weeks ago the coverage at home was decent. Any suggestions for that?
Click to expand...
Click to collapse
Try a different patched modem from the link I gave you their are a few to try. Obviously the patched modems are working because you can get coverage in town if they had failed you would not get coverage wherever you are. Sounds more like a network problem then the actual phone but like I said there are different modems in the link so one might work better than the others depending on your country etc.

Phone lost signal

Hello guys, i am under OF1 and using the Stang5litre note5 rom which was working great until i somehow lost all signal . I was trying to make 4g to work , after i entered my carriers apn settings i had really slow internet speeds ( edge) .
I downloaded an app called Advanced signal status and i switched to Gsm/cdma and i had H+ which was alot better. I kind of followed this thread https://forum.xda-developers.com/galaxy-s4-verizon/general/how-to-make-verizon-sch-i545-att-t3267687
I dont know if i messed with any other setting ( i think not) and after a power off my phone had zero signal ( a forbidden icon like this forbidden . I cannot make or receive calls and i cant use data. Oddly once in a while i get some sort of reception of signal ( like 1-2 lines) but again no data. I wiped cache and factory reset from recovery , but problem was still there...
Bottom line, the phone is unusable..
Any ideas?
P.S. ( i searched in the forums and couldnt find something really similar to my case , so i started this one )
Are you trying to use another carrier SIM on the Verizon s4?
StoneyJSG said:
Are you trying to use another carrier SIM on the Verizon s4?
Click to expand...
Click to collapse
yes , it was working ok for calls, and after entering apn settings data was working but suddenly everything stopped. I wiped and problem still there..
If you have a AT&T or t-mobile SIM, did you set the mode from CDMA to GSM in settings? What bootloader are you on? OF1, GPL1, or another? If you did a factory data reset, then redid the APN, it should work. You will get that annoying message saying "SIM not from Verizon" though.
Duckperson said:
Hello guys, i am under OF1 and using the Stang5litre note5 rom which was working great until i somehow lost all signal . I was trying to make 4g to work , after i entered my carriers apn settings i had really slow internet speeds ( edge) .
I downloaded an app called Advanced signal status and i switched to Gsm/cdma and i had H+ which was alot better. I kind of followed this thread https://forum.xda-developers.com/galaxy-s4-verizon/general/how-to-make-verizon-sch-i545-att-t3267687
I dont know if i messed with any other setting ( i think not) and after a power off my phone had zero signal ( a forbidden icon like this forbidden . I cannot make or receive calls and i cant use data. Oddly once in a while i get some sort of reception of signal ( like 1-2 lines) but again no data. I wiped cache and factory reset from recovery , but problem was still there...
Bottom line, the phone is unusable..
Any ideas?
P.S. ( i searched in the forums and couldnt find something really similar to my case , so i started this one )
Click to expand...
Click to collapse
Had the same thing happen to my S4 running that ROM, but I stayed on Verizon. Tried other ROMs, flashing recoveries, modems, etc and manually changing settings, but always same problem with no signal even when trying a new Verizon SIM. I came to the conclusion the modem got fried by it somehow.
StoneyJSG said:
If you have a AT&T or t-mobile SIM, did you set the mode from CDMA to GSM in settings? What bootloader are you on? OF1, GPL1, or another? If you did a factory data reset, then redid the APN, it should work. You will get that annoying message saying "SIM not from Verizon" though.
Click to expand...
Click to collapse
Well as I say in the OP i am under OF1 , i did a factory reset offcourse i still have the note5 rom and redid apn settings but nothing works(no signal no data) and the message is not there, that is something i like about this rom.
camparks said:
Had the same thing happen to my S4 running that ROM, but I stayed on Verizon. Tried other ROMs, flashing recoveries, modems, etc and manually changing settings, but always same problem with no signal even when trying a new Verizon SIM. I came to the conclusion the modem got fried by it somehow.
Click to expand...
Click to collapse
wow , that is really bad news . i ordered two new signal cables, just in case ( they were 1,5 usd) cause i have also replaced display and maybe i messed with them a bit , maybe i will try to reflash stock rom.. though i really hate this rom. The thing is it was working perfectly. Something i didnt mention is because i live in a humid environment and while repairing phone and maybe because the chinese frame wasnt that good from one side there is a gap that lets humidity in, (never spilled water in it , just humidity) , making the touch unusable. So i heated phone at 45-50 C( 113-122 F) which is not a very high temperature , and it fixes the problem , have done the procedure 2-3 times and never had an issue. maybe this time this was the culprit... I found this solution online somewhere and i didnt think it might be dangerous, so i tried it. Anyway it stopped to work after this iirc.. Sorry i failed to mention that
By the way Camparks what do you mean "fried your modem " ? How is that even possible? i mean by just installing a rom . I am not saying that i dont beleive you, just that it seems a bit strange .. doesnt it ?
What about this? maybe we should try it?
https://forum.xda-developers.com/galaxy-s4-verizon/development/modems-verizon-samsung-galaxy-s4-sch-t3740093
Try the stock ROM (even though it sucks). I'm with AT&T, but I slapped my SIM in my Verizon s4 and everything worked except mobile data because I didn't mess with the APN settings. I'm on the GPL1 firmware with root.
If stock ROM doesn't fix the issue, then your modem is probably fired like camparks said.
StoneyJSG said:
Try the stock ROM (even though it sucks). I'm with AT&T, but I slapped my SIM in my Verizon s4 and everything worked except mobile data because I didn't mess with the APN settings. I'm on the GPL1 firmware with root.
If stock ROM doesn't fix the issue, then your modem is probably fired like camparks said.
Click to expand...
Click to collapse
Ok, i will try it as soon as i can.
It seems strange that everything was working ok until i installed Advanced signal status app.. and i think even after uninstalling it , it changes those settings permanently. Anyway ill try it thanks
Okay i tried to flash stock rom and now i am getting repeating ufortunately app has stopped for many apps which makes the phone unusable , i forgot what i used to do for this error some weeks ago when i flashed it for the first time..
Edit: nvm , its fixed with a factory reset/wipe
ok i did flash it with stock rom, results are signal is really low, 1-2 lines and some random times 3 and after refreshing apn settings internet isnt working, so.. it does seem like the modem is fried. It shows E or H+ but it isnt really working.
Bottom line, it does seem to be fried.
P.S. Out of curiosity , i dont know if its worth to do but i found an S4 I9500 motherboard on ebay around 20 eur. You think it will be compatible ? framewise and all the other parts..

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