No mobile network but data works - Galaxy S III Q&A, Help & Troubleshooting

Hi all,
So my friend has a galaxy s 3 and he's not getting service so I said i'll take a look at it.
So i rooted it and changed roms and stuff and I put my sim in and add the apn settings of Giffgaff and
I got data connection H+ but then I tried to make a call and it says No mobile network phone.
I checked the imei and doesn't appear to be corrupt and I checked *#0011# and it said IMEI CERT = Pass.
So don't know what the problem is and the phone is sim unlocked .
I checked online to make sure that the phone he gave me wasn't blacklisted or anything just in case lol
Thanks!

Have a read of the 'efs know this stuff' sticky in the general forum.

boomboomer said:
Have a read of the 'efs know this stuff' sticky in the general forum.
Click to expand...
Click to collapse
thanks i had a look but unfortunately there wasn't anything there that could help me out

Can anyone help me out?

faddys123 said:
thanks i had a look but unfortunately there wasn't anything there that could help me out
Click to expand...
Click to collapse
Are you sure? Did you try patched modem and kernel?....

tallman43 said:
Are you sure? Did you try patched modem and kernel?....
Click to expand...
Click to collapse
I tried them and they actually made my situation worse! It made my imei null and serial number was corrupt but I restored to stock the efs backup I had so I am back at square one :/

faddys123 said:
I tried them and they actually made my situation worse! It made my imei null and serial number was corrupt but I restored to stock the efs backup I had so I am back at square one :/
Click to expand...
Click to collapse
Must be hardware failure then..If phone is not stolen/blocked different stock software doesn't work imei is intact apn settings are ok and patched modems kernels not working than all options are pointing to some sort of hardware failure.

faddys123 said:
Hi all,
So my friend has a galaxy s 3 and he's not getting service so I said i'll take a look at it.
So i rooted it and changed roms and stuff and I put my sim in and add the apn settings of Giffgaff and
I got data connection H+ but then I tried to make a call and it says No mobile network phone.
I checked the imei and doesn't appear to be corrupt and I checked *#0011# and it said IMEI CERT = Pass.
So don't know what the problem is and the phone is sim unlocked .
I checked online to make sure that the phone he gave me wasn't blacklisted or anything just in case lol
Thanks!
Click to expand...
Click to collapse
Getting a H+ signal is different from actually getting a working data. Try to check if data is really working (browsing etc).
If there's no data even with the right APN, means the phone is probably black-listed from the carrier or you need a new (patched) modem. The right modem will solve this issue if it's not black-listed
If the data works but no phone calls, means you can try to flash stock rom and see if the problem persists.
If you were on 4.3, don't flash to 4.1.2 btw
PS: There have been a lot of refurbished/refreshed Sammy phones on the market. Their hardware issues are well known like bluetooth stops working etc etc. So if he/she got a refurb, then probably hardware issue as well.

RazorMC said:
Getting a H+ signal is different from actually getting a working data. Try to check if data is really working (browsing etc).
If there's no data even with the right APN, means the phone is probably black-listed from the carrier or you need a new (patched) modem. The right modem will solve this issue if it's not black-listed
If the data works but no phone calls, means you can try to flash stock rom and see if the problem persists.
If you were on 4.3, don't flash to 4.1.2 btw
PS: There have been a lot of refurbished/refreshed Sammy phones on the market. Their hardware issues are well known like bluetooth stops working etc etc. So if he/she got a refurb, then probably hardware issue as well.
Click to expand...
Click to collapse
Thanks, I can browse the internet using the mobile data connection so i can go to google and stuff but can't make calls.
I try to call the phone using my phone i get We are unable to connect to this number.
However, if it was blacklisted would I still be able to use the internet

faddys123 said:
Thanks, I can browse the internet using the mobile data connection so i can go to google and stuff but can't make calls.
I try to call the phone using my phone i get We are unable to connect to this number.
However, if it was blacklisted would I still be able to use the internet
Click to expand...
Click to collapse
Yes you would still be able to use the internet if it was blacklisted,I thought you had already checked to see if it was blacklisted .?

faddys123 said:
Thanks, I can browse the internet using the mobile data connection so i can go to google and stuff but can't make calls.
I try to call the phone using my phone i get We are unable to connect to this number.
However, if it was blacklisted would I still be able to use the internet
Click to expand...
Click to collapse
Data sometimes works even if the phone is black-listed depending on the carrier and their implementation policies. Wifi always works though.
You mentioned changing roms.
So which rom are you currently using?
More questions:
Can you try stock 4.3 for your device/carrier?
Are you using the same telcom operator (carrier)?
Is your phone carrier-locked?

Related

Vibrant no service issue

K so i got a vibrant. Its got the right product code, wrong imei(some fake 0049 thing) and when i unlocked it, it said network unlock successful. So everything shouldve been fine.
But everytime i turn it on, i just get 'no service'. It auto updates time and date and everything. and data works. But it just says no service so i cant make calls or texts.
Anyone got any ideas? I restored to factory multiple times. Odined back to stock firmware. Tried everything but no luck
This is the first thing I would try . Go to settings , wireless and network , mobile network settings then click network operators it'll search for a network and try to register to the network .
AgentFour20 said:
This is the first thing I would try . Go to settings , wireless and network , mobile network settings then click network operators it'll search for a network and try to register to the network .
Click to expand...
Click to collapse
Did that a bunch of times. It just keeps saying your sim card doesnt allow a connection to this network. I tried a legit att sim card as well as a t-mobile one
Make sure you are in an area with good reception . When I lost data this is what did the fix for me . It didnt work first try either so keep searching it will eventually register the network .
AgentFour20 said:
Make sure you are in an area with good reception . When I lost data this is what did the fix for me . It didnt work first try either so keep searching it will eventually register the network .
Click to expand...
Click to collapse
I did but unfortunately no success. I have another vibrant and did the same exact thing and that works perfect everywhere. When i move over the sim card to this one, data works but just says no service.
I am having the same problem, It shows full network on the bar... but says NO SERVICE! When i try to make calls it says Not Registered on the Network... I don't get Data either... Any help would be greatly appreciated!
ambrishptl said:
I am having the same problem, It shows full network on the bar... but says NO SERVICE! When i try to make calls it says Not Registered on the Network... I don't get Data either... Any help would be greatly appreciated!
Click to expand...
Click to collapse
Yea man ive been trying everything possible. Flashed like 10 different roms. Used different techniques to mess around with the nv_data.bin files. No luck
I don't think the fake IMEI would be the issue. I had the same fake number after I flashed a new ROM from stock - I could still make calls, etc.
But if you want to restore your nv_data.bin, you can pull it from a saved stock backup, make it the only thing in efs and reboot. If you don't think you have a backup stock, try looking for a file on the sdcard called ProductCodeCheck. It may also be under SGS Tools.

Connected to carrier but signal says Roaming, no APN settings, but have internet

OK guys the title explains my predicament. I live in Costa Rica and am currently with the I.C.E for any of you that may be from here. I purchased a used S2 from a guy that bought it from Claro. So the first thing I did was get rid of the stock and I flashed everything like I wanted which is:
CheckROM v6
Using DarkKnight's Kernel
I'm using the KI3 radio but I have about 20 others and none of them changes my situation (coming up)
Original info was:
PDA-KG7
Phone- KG4
CSC - KH2
NOW here's the deal, my network icon has full bars but with an R for roaming. The phone works fine, I somewhat have data connectivity although SLOW, BUT when I go to APN settings there is nothing there NOR will it let me save a new APN, BUT I do get the 3G and H icons depending on where I am, I just can't program in a new APN or get rid of the Roaming icon no matter what ROM I flash, kernel or radio combination...
I have tried automatically and manually selecting my networks also, no dice...
I have of course already gone to *#*#4696#*#* and changed settings and tried all the variants but currently have it on WCDMA preferred.
I have also gone to *#2263# and tried all those variants but left it on WCDMA All Channels.
So I am more than open for any suggestions.
Go to Sammobile.com & search for stock firmware for your country/carrier (or just your country if they don't have any carrier specific firmware for your region), flash this firmware via Odin following whatever instructions Sammobile have for firmware downloaded from their site.
Once you've done that, check your APN setting & see if you have full connectivity. If for whatever reason your APN settings are blank (if you only end up downloading/flashing a country specific firmware only, for example), call your carrier for the APN settings and then enter these manually.
First thing you do when you have these problems is go back to stock & see if you can reproduce the problem or whether going back to stock fixes same
MistahBungle said:
Go to Sammobile.com & search for stock firmware for your country/carrier (or just your country if they don't have any carrier specific firmware for your region), flash this firmware via Odin following whatever instructions Sammobile have for firmware downloaded from their site.
Once you've done that, check your APN setting & see if you have full connectivity. If for whatever reason your APN settings are blank (if you only end up downloading/flashing a country specific firmware only, for example), call your carrier for the APN settings and then enter these manually.
First thing you do when you have these problems is go back to stock & see if you can reproduce the problem or whether going back to stock fixes same
Click to expand...
Click to collapse
Thanks alot for your response MistahBungle.
Well on stock firmware is where I originally have the problem, that's the reason I began flashing ROMs and radios. IF I use a SIM from the original carrier which is Claro then all is well. BUT if I use a SIM from one of the other two carriers then the phone signal says roaming and I can't save any APN settings, no matter if I'm on stock firmware or any of the other ROMs or radio combinations that I have tried.
OK. Looks like we'll have to dig a bit deeper
So do you have baseband & IMEI in settings/about phone ? That issue of not being able to save APN settings with those other carriers sounds to me like a SIM or network issue. My first thought was it's a problem with the baseband, hence I suggested to flash a stock rom. But if that was the issue, you probably wouldn't be able to enter APN details for any sim/carrier.
Actually, now that I think about it. You know what it sounds like ? That the phone is network locked to your original carrier. That would explain everything.
If your phone *should* be locked (like you're on a contract where you only 'own' the phone at the end of the contract, etc), then I guess you can either pay the original carrier to unlock it. Or you can try one of the many unlock methods you can read about on here/apps you can get on the Market. Or if it shouldn't be locked yet it is, maybe ask the original carrier to unlock it.
You could also try flashing a specific rom for one of the other carriers, but I'm pretty sure that phone is network locked.
cdzo72 said:
Thanks alot for your response MistahBungle.
Well on stock firmware is where I originally have the problem, that's the reason I began flashing ROMs and radios. IF I use a SIM from the original carrier which is Claro then all is well. BUT if I use a SIM from one of the other two carriers then the phone signal says roaming and I can't save any APN settings, no matter if I'm on stock firmware or any of the other ROMs or radio combinations that I have tried.
Click to expand...
Click to collapse
MistahBungle said:
OK. Looks like we'll have to dig a bit deeper
So do you have baseband & IMEI in settings/about phone ? That issue of not being able to save APN settings with those other carriers sounds to me like a SIM or network issue. My first thought was it's a problem with the baseband, hence I suggested to flash a stock rom. But if that was the issue, you probably wouldn't be able to enter APN details for any sim/carrier.
Actually, now that I think about it. You know what it sounds like ? That the phone is network locked to your original carrier. That would explain everything.
If your phone *should* be locked (like you're on a contract where you only 'own' the phone at the end of the contract, etc), then I guess you can either pay the original carrier to unlock it. Or you can try one of the many unlock methods you can read about on here/apps you can get on the Market. Or if it shouldn't be locked yet it is, maybe ask the original carrier to unlock it.
You could also try flashing a specific rom for one of the other carriers, but I'm pretty sure that phone is network locked.
Click to expand...
Click to collapse
Ok just to clarify... all that makes sense, but what is ODD to me is that I don't think the phone is locked... I have full phone capabilities. I can make and answer calls, send texts, I even have full internet capability (even if I can't save any APN settings and there are none to be seen in the menu to choose from), I have the full speed of what I'm paying for from my carrier... the phone just won't let me SEE what APN settings it's using and in the signal it says R for roaming, but in networks it shows that it's connected to MY network...
Yes my IMEI does come up, BUT when I try one of those unlock apps I always get the message that it was unable to unlock it, but it's working with my carrier.
Ahhhh. OK. Yep that's a bit clearer now
OK. So we're pretty sure it isn't locked. That is really weird that it won't let you enter APN settings (regardless of which rom you're using), but you still have internet connectivity. Again, showing your network as the network connected to, yet showing up as roaming on the taskbar, is weird.
I've gotta say I"m pretty much stumped then. Haven't read a similar situation on here in the 4 mths I've been following the Q&A section of the board pretty much every day. Sorry I can't be of more help
Hopefully someone better qualified that me reads your post & can help. If you don't get a reply in a day or two, give it a bump.
cdzo72 said:
Ok just to clarify... all that makes sense, but what is ODD to me is that I don't think the phone is locked... I have full phone capabilities. I can make and answer calls, send texts, I even have full internet capability (even if I can't save any APN settings and there are none to be seen in the menu to choose from), I have the full speed of what I'm paying for from my carrier... the phone just won't let me SEE what APN settings it's using and in the signal it says R for roaming, but in networks it shows that it's connected to MY network...
Yes my IMEI does come up, BUT when I try one of those unlock apps I always get the message that it was unable to unlock it, but it's working with my carrier.
Click to expand...
Click to collapse
MistahBungle said:
Ahhhh. OK. Yep that's a bit clearer now
OK. So we're pretty sure it isn't locked. That is really weird that it won't let you enter APN settings (regardless of which rom you're using), but you still have internet connectivity. Again, showing your network as the network connected to, yet showing up as roaming on the taskbar, is weird.
I've gotta say I"m pretty much stumped then. Haven't read a similar situation on here in the 4 mths I've been following the Q&A section of the board pretty much every day. Sorry I can't be of more help
Hopefully someone better qualified that me reads your post & can help. If you don't get a reply in a day or two, give it a bump.
Click to expand...
Click to collapse
Hey don't apologize, as you see no one else has ventured to give me a response either and I'm completely stumped myself. I looked for 5 days for an answer before I started a new thread because no one will go off on a noob for not searching quicker than I will, but I just haven't seen anyone with a similar situation on any forum anywhere...
THANKS AGAIN!!
Now to the rest of you devs, come on help a fella out and tell me what files I need to be looking for or modifying
Ok MistahBungles I got an update for ya... I decided to download a different firmware package (the PDA and Phone match mine but not the CSC), it's for Claro Argentina, BUT the ROM isn't branded when I booted it (the ROM the phone came had a CLARO boot logo (another reason I started looking for a different ROM)) and THIS ROM automatically has my APN settings in the menu without me doing a thing and the R in the signal is gone....
So now my question is how do I go about flashing the ROM I wanna use which is CheckROM but not lose my new found freedom (I ask because I'm not sure if this is a simple radio issue)
cdzo72 said:
Thanks alot for your response MistahBungle.
Well on stock firmware is where I originally have the problem, that's the reason I began flashing ROMs and radios. IF I use a SIM from the original carrier which is Claro then all is well. BUT if I use a SIM from one of the other two carriers then the phone signal says roaming and I can't save any APN settings, no matter if I'm on stock firmware or any of the other ROMs or radio combinations that I have tried.
Click to expand...
Click to collapse
The Phone maybe Network Locked.(Not sim locked) As taken from gsmlocker.com:
Q. What sorts of locks are there?
A.
- lock phone to SIM
- lock phone to OPERATOR (network lock)
- lock phone to CODE (product lock = offer lock)
If your phone is locked to the sim you cannot use any other sim than the one you have: SIM broken makes phone useless.
If your phone is locked to an operator, you can use any SIM from this operator in your phone. You can switch between contract and prepaid as you wish, but not to a different operator.
If your phone is locked to a code, the phone checks a special "password" (GID) on the SIM that must match your phone. Providers often use different passwords for contract and prepaid.
FlowerPotmen said:
The Phone maybe Network Locked.(Not sim locked) As taken from gsmlocker.com:
Q. What sorts of locks are there?
A.
- lock phone to SIM
- lock phone to OPERATOR (network lock)
- lock phone to CODE (product lock = offer lock)
If your phone is locked to the sim you cannot use any other sim than the one you have: SIM broken makes phone useless.
If your phone is locked to an operator, you can use any SIM from this operator in your phone. You can switch between contract and prepaid as you wish, but not to a different operator.
If your phone is locked to a code, the phone checks a special "password" (GID) on the SIM that must match your phone. Providers often use different passwords for contract and prepaid.
Click to expand...
Click to collapse
OK I get your point BUT the phone if fully functional, I'm using a SIM from a different carrier, I have a data connection, make and receive calls, the whole nine yards, it just won't let me see what APN setting it's using and the R symbol is in the signal... once again, IT IS allowing the use of a different SIM from another carrier
Yes its the same as me! I have the R showing as well.(if you put the Claro sim in the R will disappear yes?)
FlowerPotmen said:
Yes its the same as me! I have the R showing as well.(if you put the Claro sim in the R will disappear yes?)
Click to expand...
Click to collapse
Yes when I use a CLARO SIM the R disappears....
BREAKTHROUGH... I think that I have found the culprit... since I live in Costa Rica I use Market Enabler... apparently whatever it changes is causing the problem, which is weird because I have 3 other android devices, I use the same app on all of them and don't have this issue... NOW I'm really scratching my head... guess I need to contact the dev?
Ahhh. So Market Enabler is changing the CSC which is causing the network settings to disappear/barf.
Nice work finding the source of the problem Yeah tell the dev. Hopefully they can find some sort of fix/workaround so you can still use Market Enabler.
cdzo72 said:
Yes when I use a CLARO SIM the R disappears....
BREAKTHROUGH... I think that I have found the culprit... since I live in Costa Rica I use Market Enabler... apparently whatever it changes is causing the problem, which is weird because I have 3 other android devices, I use the same app on all of them and don't have this issue... NOW I'm really scratching my head... guess I need to contact the dev?
Click to expand...
Click to collapse
MistahBungle said:
Ahhh. So Market Enabler is changing the CSC which is causing the network settings to disappear/barf.
Nice work finding the source of the problem Yeah tell the dev. Hopefully they can find some sort of fix/workaround so you can still use Market Enabler.
Click to expand...
Click to collapse
Well I just through and installed and tried ALL the market unlocking apps and they all apparently do the same thing and causing the same result, my phone thinks it's roaming, so now the head scratcher is why my other Android devices don't behave in the same way? This is my only Samsung. The others are Dell Streaks.
cdzo72 said:
Well I just through and installed and tried ALL the market unlocking apps and they all apparently do the same thing and causing the same result, my phone thinks it's roaming, so now the head scratcher is why my other Android devices don't behave in the same way? This is my only Samsung. The others are Dell Streaks.
Click to expand...
Click to collapse
Sorry to bump this up, but I'm having the exact same problem. I was wondering if you ever figured out how to fix it.
I have a HTC Sensation and it happened to me right after I upgraded my custom kernel version to a newer one.
I never installed Market Enabler nor Market Access but when I check the SIM info it shows incorrect MNC and MCC values which
I can't change... they won't save in the system options.
I thought maybe my SIM card is screwed up, so I'm thinking of getting a new one from my service provider.
I just have to check it on a different phone first.
Pierrot Lunaire said:
Sorry to bump this up, but I'm having the exact same problem. I was wondering if you ever figured out how to fix it.
I have a HTC Sensation and it happened to me right after I upgraded my custom kernel version to a newer one.
I never installed Market Enabler nor Market Access but when I check the SIM info it shows incorrect MNC and MCC values which
I can't change... they won't save in the system options.
I thought maybe my SIM card is screwed up, so I'm thinking of getting a new one from my service provider.
I just have to check it on a different phone first.
Click to expand...
Click to collapse
Ok, forget it. My SIM card was having issues, got a new one from my carrier. Everything is working fine now.

"Emergency Calls Only" with no reason

Hi,
I get a GS3 with LFB stock, kernel stock etc.. Nothing flashed or changed on.
It's not really often, but it's like one time by week, i'm suddently on "Emergency Calls only" although i see the signal bars. I have to switch on and off the "Airplaine" mode for get back the name of my Carrier instead of "Emergency Calls Only".
Somebody can help me to find an origin ?
Thanks
fredbull said:
Hi,
I get a GS3 with LFB stock, kernel stock etc.. Nothing flashed or changed on.
It's not really often, but it's like one time by week, i'm suddently on "Emergency Calls only" although i see the signal bars. I have to switch on and off the "Airplaine" mode for get back the name of my Carrier instead of "Emergency Calls Only".
Somebody can help me to find an origin ?
Thanks
Click to expand...
Click to collapse
First check your apn settings with your carrier, and if they are ok,, try flashing a different modern
Sent from my GT-I9300 using xda premium
APN settings are for the internet connectivity. They have nothing to do with making calls. Deleter all your apns. You will still be able to make calls.
hi. I came here and was about to post the same question. I am having the exact same problem as the op. every now and then the phone loses cell network connection and says emergency calls only. I simply activate flight mode then deactivate it and voila.....it's back to normal.
can be annoying when you are expecting an important call and realize your phone is not even connected to the network.
I am on a stock Rom and only rooted.
rootSU said:
APN settings are for the internet connectivity. They have nothing to do with making calls. Deleter all your apns. You will still be able to make calls.
Click to expand...
Click to collapse
Yup, my bad, half asleep! Modem issue at a guess, or possibly SIM issue if it is a cut one
Sent from my GT-I9300 using xda premium
cowppl said:
hi. I came here and was about to post the same question. I am having the exact same problem as the op. every now and then the phone loses cell network connection and says emergency calls only. I simply activate flight mode then deactivate it and voila.....it's back to normal.
can be annoying when you are expecting an important call and realize your phone is not even connected to the network.
I am on a stock Rom and only rooted.
Click to expand...
Click to collapse
And on which firmware are you ? LFB like me ?
fredbull said:
And on which firmware are you ? LFB like me ?
Click to expand...
Click to collapse
I am on
BASEBAND: I9300XXLE8
BUILD NO. IMM76D.I9300XXALE9
let me know if you ever find out how to solve this
I'm on Baseband LFB.
I investigate on it, but for moment dont know where it s from
First is to check correct IMEI
Sent from my GT-I9300 using xda premium
I'm getting same problem... I reset miss's phone last night (ALL back to factory settings) but i booted into the phone 1st and it was great on 02 no problem, then restored it from her backup, when i rebooted and put in all the info the phone asks for i noticed it says 'emergency calls only' i been messing with the APN settings but nothing, so i decided to my sim into it (THREE Network) and it comes up fine? What could be the problem? Could it be the modem setting? would putting a diff firmware onto this help? any ibfo will be great so i can carry on with this tonight.
aviz06 said:
I'm getting same problem... I reset miss's phone last night (ALL back to factory settings) but i booted into the phone 1st and it was great on 02 no problem, then restored it from her backup, when i rebooted and put in all the info the phone asks for i noticed it says 'emergency calls only' i been messing with the APN settings but nothing, so i decided to my sim into it (THREE Network) and it comes up fine? What could be the problem? Could it be the modem setting? would putting a diff firmware onto this help? any ibfo will be great so i can carry on with this tonight.
Click to expand...
Click to collapse
Read post above yours and check correct Mobile Network settings .
If wrong IMEI check with network its not blocked and restore your backed up EFS folder .
Modem has no user settings .
Possible faulty sim also .
jje

[Q] "Not Registered On Network"

I've had a search around the forums and haven't found a solution that works for me yet, so I am hoping someone can please help me here.
I keep getting the "not registered on network" error when I attempt to make a call on my SGS3, and can't recieve or make texts etc. Everything else works, I can still browse online etc. It is not a problem with the sim card as I have tried other sim cards in the phone and still have the same problem, and my sim is working fine in an old phone at the moment. I have also factory rest and installed different ROMs and still have the same problems.
The phone is Three (Ireland) branded but rooted and unlocked using the Galaxyunlock app and is now on Meteor (Ireland) network.
Someone suggested that my IMEI number may be blocked, but according to one of those sites that check if it is blocked or not - it isn't, but I don't know how reliable it is?
Anyone have any other ideas?
Mgoraf said:
I've had a search around the forums and haven't found a solution that works for me yet, so I am hoping someone can please help me here.
I keep getting the "not registered on network" error when I attempt to make a call on my SGS3, and can't recieve or make texts etc. Everything else works, I can still browse online etc. It is not a problem with the sim card as I have tried other sim cards in the phone and still have the same problem, and my sim is working fine in an old phone at the moment. I have also factory rest and installed different ROMs and still have the same problems.
The phone is Three (Ireland) branded but rooted and unlocked using the Galaxyunlock app and is now on Meteor (Ireland) network.
Someone suggested that my IMEI number may be blocked, but according to one of those sites that check if it is blocked or not - it isn't, but I don't know how reliable it is?
Have you entered your network apn settings etc .
jje
Click to expand...
Click to collapse
Yeah I have done that and no joy unfortunatly.
Did you try different modems?
Sent from my GT-I9300 using xda premium
oulouloul said:
Did you try different modems?
Sent from my GT-I9300 using xda premium
Click to expand...
Click to collapse
Just tried that and it didn't work.
Mgoraf said:
Just tried that and it didn't work.
Click to expand...
Click to collapse
I think it is the modem. With J4 version modem is DLID, and I also had similiar problem. Cant call or recieve calls, but signal is full and I can browse. I didnt had message Not registered to network.
I flash J5 firmware which cam with J1 modem and dont have these problems. But now problem is that my phone reboots randomly
bsamardzhiev said:
I think it is the modem. With J4 version modem is DLID, and I also had similiar problem. Cant call or recieve calls, but signal is full and I can browse. I didnt had message Not registered to network.
I flash J5 firmware which cam with J1 modem and dont have these problems. But now problem is that my phone reboots randomly
Click to expand...
Click to collapse
Hi, thanks for this. where I can I find this firmware?
Thanks.
Mgoraf said:
Hi, thanks for this. where I can I find this firmware?
Thanks.
Click to expand...
Click to collapse
Hi I have the same problem with my galaxy s3 after the JB update .Can you give me the link for the J5 firmware please....
I'm with 3 Ireland and i used to get this but on ICS.
Basically what you need to do is go into mobile networks and manually search, it might take a while but 3 Irl or just 3 will appear just select that and it should be ok, i was fuming at 3 as i always used to have to do that but it seemed it was only when i was using ICS but when i upgraded to JB the problem stopped, i never use stock ROM either always AOSP.
Mgoraf said:
I've had a search around the forums and haven't found a solution that works for me yet, so I am hoping someone can please help me here.
I keep getting the "not registered on network" error when I attempt to make a call on my SGS3, and can't recieve or make texts etc. Everything else works, I can still browse online etc. It is not a problem with the sim card as I have tried other sim cards in the phone and still have the same problem, and my sim is working fine in an old phone at the moment. I have also factory rest and installed different ROMs and still have the same problems.
The phone is Three (Ireland) branded but rooted and unlocked using the Galaxyunlock app and is now on Meteor (Ireland) network.
Someone suggested that my IMEI number may be blocked, but according to one of those sites that check if it is blocked or not - it isn't, but I don't know how reliable it is?
Anyone have any other ideas?
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Click to collapse
I am having a similar issue, please see my post.
Have you found any workaround?
I have seen many posts regarding "no signal" issues, but most of them are related to problems with IMEI and serial number, which are not occurring in my phone.
Thanks!

help fast : icon 3g network doesn't show and doesn't work

haiii i need helpppp fast
my device doesn't show icon 3g also 3g doesn't work why ??
i have stock rom and i deactivated the network then activated but nothing (not show icon, not work)
i have restarted my device many times but nothing
i flashed same stock rom 4.1.2 again but nothing
i go into settings - more settings - mobile networks and activated mobile data and data roaming but nothing, i have tried all settings in mobile networks but nothing
i did factory data reset but nothing
i access into cwm and do wipe data / factory reset and wipe cach but nothing
wifi is work without any problem (for anyone asking me about wifi)
i go to the company for my network and say no problem in sim card it works, he said i think the problem from device
i don't know where is the problem exactly and what can i do ???
You post a lot of information, not much of it any help.
Did the 3g ever work? Did you change something before it broke? Is the stock rom the right one for your country? Do calls and texts work? Are your APN settings right? Does the SIM work okay in another phone? Does your IMEI number in settings match the one under the battery?
Answering a few of the above many help you, also go read the stickies in general.
boomboomer said:
You post a lot of information, not much of it any help.
Did the 3g ever work? Did you change something before it broke? Is the stock rom the right one for your country? Do calls and texts work? Are your APN settings right? Does the SIM work okay in another phone? Does your IMEI number in settings match the one under the battery?
Answering a few of the above many help you, also go read the stickies in general.
Click to expand...
Click to collapse
yea it's work every time, no i didn't change anything, yea stock rom is for my country, yea calls and texts work, my apn settings right, yea it works on other phone, yea imei match
i didn't found anything about my problem in general section !!
Do you have 3g in your location/ network ??
Suggest if you have tried correct modem and CSC for your network only other solution is a return to a service centre .

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