[Q] "Can't connect right now. Try again later." or equivalent in stock, CM9 and CM10 - Galaxy S III Q&A, Help & Troubleshooting

[Q] "Can't connect right now. Try again later." or equivalent in stock, CM9 and CM10
Hi folks! Needing some help, please.
I've googled my problem a lot but couldn't find any working solution. Below is the detailed history.
I have recently bought a Samsung Galaxy S3 GT-i9300, cut my previous SIM, and used it for about four weeks with no problems. During this time, I rooted my phone, backed up the stock ROM, installed CM9 and afterwards CM10.
About a week ago, while using CM10, I switched off airplane mode after about nine hours and the signal power meter was empty. All the services related to my carrier (SMS, 3G, calls) were inoperative. I rebooted the phone, tried removing and reinserting the SIM, with no success.
I tried flashing the previous backups, also with no success, but noticed that while using the stock rom, the signal meter was full. This prompted me to access "Settings > Wireless (...) > More... > Mobile Networks > Network Operators", where to my surprise all the available carriers were listed. I did the same check in the rural area of my town, where I know my carrier does not work, and the cellphone correctly detected only the other three carriers.
These symptoms led me to believe that my cut sim could be the problem. I got a microsim from my carrier, but the problem persisted.
After this, I assumed the problem was software related, googled it and found some recommendations:
Complete wipe and backup restoration: this was not successful with stock, CM9 and CM10.
Complete wipe and stock ROM re-installation with Odin: also not successful.
Modem flashing with Odin: also not successful.
Firmware flashing with KIES: I put the cellphone in download mode and made the firmware recovery procedure from KIES. Also not successful.
Restoration of efs folder and IMEI related issues: I did not have backup of this folder, but the symptoms related to the problem in the posts I found always included the absence of IMEI. When I type *#06# in my phone, I can correctly see my IMEI, so I discarded this possibility. My carrier also informed me that my IMEI is not blacklisted.
I thought of getting a new microsim to rule out any SIM related issues, but still haven't done it.
Information regarding my phone:
Phone model: GT-i9300
Baseband version: I9300UBLG2
Firmware vesion when on stock (from KIES): PDA:LJ1 / PHONE:LI2 / CSC:LJ2 (ZTO)
Could someone please help me? I still have not tried the EFS folder troubleshooting, but the procedures I found were related to problems that did not show the same symptoms as mine. Do anyone have any suggestion? Please tell me if any more information is needed.
Thanks!

Why not just get a micro Sim to begin with....they don't cost anything and it saves a whole lot of hassle. My guess is the sim reader is damaged....IF and WHEN you decide to get a new micro sim, if it doesn't work then that could be the only cause and the service centre your only option. Seriously dude, next time to save yourself hassle....go an get a micro sim from your carrier, I wouldn't even think about hacking away at an old sim because I can't be bothered to walk to a Vodafone shop.
Sent from my GT-I9300 using xda premium

speedyjay said:
Why not just get a micro Sim to begin with....they don't cost anything and it saves a whole lot of hassle. My guess is the sim reader is damaged....IF and WHEN you decide to get a new micro sim, if it doesn't work then that could be the only cause and the service centre your only option. Seriously dude, next time to save yourself hassle....go an get a micro sim from your carrier, I wouldn't even think about hacking away at an old sim because I can't be bothered to walk to a Vodafone shop.
Sent from my GT-I9300 using xda premium
Click to expand...
Click to collapse
I have just come back from the carrier store, where I got a new SIM, and the issue persists. I also double-checked any IMEI blocking or problems with my services, and everything is ok.
Coincidentally, a Samsung consultant was around. He checked my phone and talked to Samsung tech support describing the issue.
They do not think it is related to the cutting of the SIM card for two reasons, the first being the ability to locate the carriers, the second being the fact that a visual inspection of the slot and the scratch marks on the SIM card do not indicate a broken or bent contact.
Obviously, he recommended that I send my phone to an authorized Samsung service center for maintenance.
I am still inclined to think it is a software related issue. I will, of course, send my phone to Samsung if it is case, but in the meantime I would like to try new procedures to bring back my phone's ability to connect to my carrier.
Suggestions?
Thanks in advance!

An additional information:
I tried checking my sim through some apps, to confirm there is no damage in the contacts. GalaxSim Unlock is able to detect my sim and correctly show my phone status as unlocked.
Any suggestions on tests?
Sent from my GT-I9300 using Tapatalk 2

Hello!
I'm having the same identical issue with my Lenovo S939. Could you, please tell me if and how you managed to resolve the issue?
Thank you very much!

change to gsm only ? full signal hehe
Cgbspender more info (what you do ect.)

exe98123q said:
change to gsm only ? full signal hehe
Cgbspender more info (what you do ect.)
Click to expand...
Click to collapse
Hi!
I bought S939(not completely new), which from what I understand is not a device that's created for the European market. In order to make it function, I believe that the device was rooted\modified. Now, I can perfectly use it to go on the internet, make photos ecc, but when I put my SIM , I'm unable to "catch" the network of my provider. A message "Can't connect right now. Try again later." appears. I can save numbers on the SIM, for example, but unable to register on the network.
Also on the main screen, I can see writter "Invalid IMEI".
Thanks!

no backup imei ? try flash stock, should repare imei (i think) - but i have phone with mediatek and cant flash (get error)

Was the issue ever resolved, I'm having same problem with my i9300 on virgin mobile. My phone works fine on giffgaff.

ldyte1 said:
Was the issue ever resolved, I'm having same problem with my i9300 on virgin mobile. My phone works fine on giffgaff.
Click to expand...
Click to collapse
Inactive sim?
Beamed in by telepathy.

Related

[Q] insert sim card to access network

i have been using galaxy s2 for more than 4 months.suddenly after switching on my GT I9100 ..mobile was in flight mode ..after checking network n pressing mobile network message shows insert sim card to access network..i reboot it..did factory reset..clear cache..but problem still persists..used other network sims but nothing happen.any 1 can help plz
So you've got your SIM card in. And whatever you do it still asks you to insert one.
Correct?
Try another sim card .
//
jje
Two entirely unhelpful responses so far, maybe I can at least get you looking in the right direction. In Settings --> About phone --> Status, is your correct IMEI displayed?
If not, you have have a problem with your /efs. A search of these forums will bring you back some guides, some of which will tell you to try GSII_
Repair by Helroz.
oinkylicious said:
Two entirely unhelpful responses so far, maybe I can at least get you looking in the right direction.
Click to expand...
Click to collapse
*qehm*douchebag*qehm*
If I understood your problem correct, jammudassir I just want to let you know that I too had this problem a couple of months after I got my phone.
Long story short it was a hardware issue so I took it to an official Samsung repair centre to have its mainboard changed. Works like a charm now!
-However you should check if its maybe just a software issue...just to avoid all the hassle
oinkylicious said:
Two entirely unhelpful responses so far, maybe I can at least get you looking in the right direction. In Settings --> About phone --> Status, is your correct IMEI displayed?
If not, you have have a problem with your /efs. A search of these forums will bring you back some guides, some of which will tell you to try GSII_
Repair by Helroz.
Click to expand...
Click to collapse
OR as is always possible you have a duff sim card .
But my bad i missed the tried other sim cards in the OP.
jje
i get it..after rooting it with super user download s2 repair tool from market n follow steps to get back my imei n sim card problem solved
i have the exact same problem, i bought my sgs2 in the uk but am in Africa for a while now so wont be back for a while..ive used my phone for 3 months now and all of a sudden 3g is not working after i turn on the phone from flat battery...i really need to know if its a software issue before sending it back to the uk...please advize me as to how you solved your problem using s2 repair tool

[Q] Galaxy s2 - not recognizing sim card

Hi,
My samsung galaxy s2 (Android 4.0.3) is not recognizing any sim card but they are working fine in other phones. In my mobile, some times getting pop up "Refreshing sim data" and NO service (selected network not available).
I tried doing factory reset, still I have the same problem.
Manually I tried to select the network, but I got "Unable to connect, try later".
I don't think its hard ware problem, because its showing the mobile number in status.
Settings -> About phone -> Status -> My phone number
other details :
Settings -> About phone -> Status -> Network -> Unknown
Settings -> About phone -> Status -> service state -> out of service
Settings -> About phone -> Status -> mobile network state -> disconnected
If I root my mobile, Is there any chance of recognizing the sim card ?
Please help me.
Is your phone sim locked to any carrier?
If you root your s2 and flash with the new rom, maybe it will work, or can be a hardware problem!
kjplasma said:
Is your phone sim locked to any carrier?
Click to expand...
Click to collapse
Its second hand mobile with unlocked. I used it for 3 months, now I got this problem.
Hi, tipe code *#06# in dialer and check IMEI, if you don't have try to restor backup of efs folder if you have.
Sent from my GT-I9100 using Tapatalk
jorrddan said:
Hi, tipe code *#06# in dialer and check IMEI, if you don't have try to restor backup of efs folder if you have.
Sent from my GT-I9100 using Tapatalk
Click to expand...
Click to collapse
I have IMEI and serial number
OK. So that sim card works in other phones. Logically, the test should therefore be try another sim in the SGS2 (go buy a $2 starter sim from another carrier if you need to).
If that doesn't work either, then refer it to your carrier if you bought the phone from them. Frankly, if you haven't rooted your phone/flashed non-stock firmware to it/messed with it, I wouldn't do same in an effort to try and fix this problem. Chances are it won't, and you'll have voided your warranty trying to fix it.
This happened to me to last week, it turned out to be that my phone was blacklisted. Take it back to were you bought it from, the shop where I bought it from exchanged mine and handed the blacklisted one to police, I've got called for witness statement even tho there's not much I can tell them
Sent from my GT-I9100 using Tapatalk
I'm also getting the error "No SIM card" in my Galaxy S2. 8 months left on contract.
Vodafone refused to repair, due to moisture on the main board, though I'm not convinced this is what has caused the fault. I've been reading this has been a bit of an issue with GS2, for one reason or another. (That and they sent me a quote for a HTC when I have a GS2)
It was my first trip to Bangkok, I took my phone out of flight mode, received a text from vodafone, advising I could use roaming, I took no action, then put it back in flight mode.
That was the last time my SIM worked. Had a new SIM put in when I arrived back in Sydney Australia, but same issue, SIM works in another phone.
I've checked that my IMEI isn't blacklisted, that it matches the sticker inside the phone (*#06#), I have the original stock, un-rooted, vodafone bloatware ROM currently on there.
Anyone have any idea's, other than this one from the app store (GSII_Repair) (n00bs can't post links)
markhardy1974 said:
I'm also getting the error "No SIM card" in my Galaxy S2. 8 months left on contract.
Vodafone refused to repair, due to moisture on the main board, though I'm not convinced this is what has caused the fault. I've been reading this has been a bit of an issue with GS2, for one reason or another. (That and they sent me a quote for a HTC when I have a GS2)
It was my first trip to Bangkok, I took my phone out of flight mode, received a text from vodafone, advising I could use roaming, I took no action, then put it back in flight mode.
That was the last time my SIM worked. Had a new SIM put in when I arrived back in Sydney Australia, but same issue, SIM works in another phone.
I've checked that my IMEI isn't blacklisted, that it matches the sticker inside the phone (*#06#), I have the original stock, un-rooted, vodafone bloatware ROM currently on there.
Anyone have any idea's, other than this one from the app store (GSII_Repair) (n00bs can't post links)
Click to expand...
Click to collapse
I had similar kind of problem. I tried different ways to resolve the problem, but couldn't do that. At last, I went to Samsung service centre, they said, it was hardware problem and they fixed the problem .
Just simply go to any Samsung service centre near to you, they will surely fix it. Mostly they will do it for free, if the mobile has warranty.

[Q] SIM card not working

First of all, I'm in the US. I bought the Samsung Galaxy S II GT-I9100 (I'm in the right forum, yes?) off of ebay.
From what I remember, when I received it, it had some weird ROM that I had never heard of and can't remember the name of, along with clockworkmod recovery already installed.
I put cyanogenmod 9.1.0 on it via: [cyanogenmod's site, model galaxys2 cm9.1.0] (I can't post links yet, so I had to remove all of them).
I was using it mainly for development for a while, so I never tried to activate it on a network using a sim card, but recently I tried to do that with StraightTalk (using an AT&T sim). Nothing happened. I rebooted my phone multiple times, took the battery out, reseated the sim card multiple times, etc. Nothing is any different than before I put the sim card in (except the messages about "No sim card installed" have gone away). And in the settings, it shows that it can read the phone number from the sim. I actually talked to their support for a while and they couldn't figure out what was wrong. I tried the sim in 2 other phones and it works fine on those.
I thought maybe the problem was cyanogenmod 9, so I tried installing cyanogenmod 10 nightlies made specifically for this model from: [cyanogen's site, model i9100 cm 10 nightlies] . Same thing with that. No network connection, emergency call only, etc. I've gone through the settings, trying to change things throughout. I've tried to force-connect to AT&T's network via the Mobile network settings -> Network operators menu, but it just says it can't connect to that network. When I tried to connect to TMobile's network, it said this sim card did not allow a connection to that network.
I wanted to double check to make sure the sim was actually unlocked, but none of the magic codes ( [cduu wordpress galaxy s2 secret codes] ) work except to display the IMEI. I've checked a couple online databases to make sure my IMEI is not blacklisted, and both said it was not blacklisted.
Getting pretty much nowhere, I wanted to return it to stock, but when I read up on it, I could not figure out what to do in order to do that. I'm not very experienced with the GS II; my personal phone is the galaxy nexus. After reading up on it, there's about 100 different versions of "stock" for this phone, depending upon what country/language. I don't know where this phone is from, but the only booklet it came with was in French.
I did find the sammobile released firmware versions for jelly bean and ice cream sandwich (I9100XXLSJ_I9100OXXLS1_OXX.zip and I9100XXLPH.zip) from [sammobile's site] . I don't even know if these are technically stock though. The only one I tried to flash was the ice cream sandwich one; the jelly bean one is still downloading. When I tried to flash the ice cream sandwich one using Odin3 v1.85, it just failed. Didn't harm any of the software that was on there, so I'm guessing it found that it wasn't the right version for my hardware?
So after all this work, I'm coming up empty.
Is there anything else I can do to try to troubleshoot why I have no cell network connection at all?
Should I try to flash back to stock and if so, can anyone tell me what english-language version of firmware/software I have to flash/install to my phone to get it back to stock?
Can I provide any more information to help?
Thanks for the time.
Since you have verified that the sim card is working properly.
Then the issue is with the phone,did you check with the provider if the imei of the phone is valid or not. It maybe a blocked device because it was reported lost or stolen previously.
Cosmic Blue said:
Since you have verified that the sim card is working properly.
Then the issue is with the phone,did you check with the provider if the imei of the phone is valid or not. It maybe a blocked device because it was reported lost or stolen previously.
Click to expand...
Click to collapse
I only checked in a couple online databases and they both said it was not blacklisted. I found the IMEI issuer at imei-number .com though, and it says it was issued by BABT (British Approvals Board of Telecommunications). Is that who I would contact? I don't know how I would contact them and get a response. Other than that I don't know what carrier the phone was used under before.
If it is not blacklisted
It maybe a hardware issue in that one pins for the sim card is not making contact properly. You may need to take the phone apart to see if there is an issue with sim connection.
Would it be able to read its phone number from the sim if a pin wasn't making connection?
Under About Phone -> Status, Network is Unknown, Signal strength is -111 dBm 1 asu, Mobile network type is HSDPA:9, and the phone number is listed correctly.
Oh, one thing I didn't mention is that the device ID from "adb devices" shows up as 0123456789ABCDEF.
And I just noticed in the About Phone -> Status menu, the Serial number is "unknown." Is there something in my ROM or something that is blocking or has erased the serial number or device ID?
Any ideas?
I'm probably going to have to buy a new phone for development today, so if anyone had something to try before then, it'd be really appreciated.

[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..
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Click to collapse
Hi...the same, no solution so far. I am actually selling it on ebay for parts. I simply gave up.

E970 hardware fault? Unable to register on network

hi all-
It appears my E970 may have kicked the bucket. I have been running CM11 for months now, on Sunday the phone gave a BSOD unexpectedly. This happens about once a month or so with CM, no big deal- or so I thought.
However since then I am unable to register on the Rogers network. My phone simply stays in Emergency Calls Only mode. Wifi works fine, Bluetooth, I am able to browse, read emails, play music.. everything works EXCEPT being able to register on the cellular network, make phone calls and send texts. I cannot manually register the network or in automatic. I have contacted support, tried different APNs, replaced the Rogers SIM and now tried a Telus SIM as well- all the same result; the phone is unable to register to the network. Now I have also done a factory wipe and reload of CM11 M6 for the E970, still the same result.
Since the E970 is a sealed phone with the side-port for SIM & mSD, what is the likelihood of the SIM card socket being damaged, or a radio being faulty? I have recently issues with the SD-card randomly dismounting, is this an indicator the card readers may have been failing?
Since the Optimus G is only ~18 months old, this may be the first phone I've ever had that hardware failed before I replaced it.. Has anybody else had similar hardware issues with reading SIMs or network registration? Was the BSOD a cause, or symptom?
amrando said:
hi all-
It appears my E970 may have kicked the bucket. I have been running CM11 for months now, on Sunday the phone gave a BSOD unexpectedly. This happens about once a month or so with CM, no big deal- or so I thought.
However since then I am unable to register on the Rogers network. My phone simply stays in Emergency Calls Only mode. Wifi works fine, Bluetooth, I am able to browse, read emails, play music.. everything works EXCEPT being able to register on the cellular network, make phone calls and send texts. I cannot manually register the network or in automatic. I have contacted support, tried different APNs, replaced the Rogers SIM and now tried a Telus SIM as well- all the same result; the phone is unable to register to the network. Now I have also done a factory wipe and reload of CM11 M6 for the E970, still the same result.
Since the E970 is a sealed phone with the side-port for SIM & mSD, what is the likelihood of the SIM card socket being damaged, or a radio being faulty? I have recently issues with the SD-card randomly dismounting, is this an indicator the card readers may have been failing?
Since the Optimus G is only ~18 months old, this may be the first phone I've ever had that hardware failed before I replaced it.. Has anybody else had similar hardware issues with reading SIMs or network registration? Was the BSOD a cause, or symptom?
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Click to collapse
UPDATE: While digging through the service menu, I've discovered the IMEI has been wiped to 0. So, how is this recoverable on an E970? Does CWM generate EFS backups?
amrando said:
UPDATE: While digging through the service menu, I've discovered the IMEI has been wiped to 0. So, how is this recoverable on an E970? Does CWM generate EFS backups?
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I could be wrong, but as far as I know you need a Jtag to repair the IMEI. I have been able to repair IMEI's that way.
Maverick923 said:
I could be wrong, but as far as I know you need a Jtag to repair the IMEI. I have been able to repair IMEI's that way.
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Click to collapse
so essentially, it's bricked and I will have to send it back in to LG to get its EFS partition reloaded? Or is there a method I can use to generate it? The phone boots, loads CM and runs everything else including wifi and bluetooth, it just has no IMEI.
How does a subsystem crash BSOD erase my IMEI anyways? Shouldn't this be hardcoded?
amrando said:
so essentially, it's bricked and I will have to send it back in to LG to get its EFS partition reloaded? Or is there a method I can use to generate it? The phone boots, loads CM and runs everything else including wifi and bluetooth, it just has no IMEI.
How does a subsystem crash BSOD erase my IMEI anyways?
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Click to collapse
I am not sure, but perhaps a call to LG, or the local repair shop can correct your issue. You can check CL to see if there is anyone around.
As far as the IMEI itself goes, I would imagine it would be written on the box or you should be able to get it from the phone service provider.
So once you have that, you just need someone to write it to the phone. Maybe you wont need a Jtag. That's just how I have repaired them, but there maybe another way. Just remember that google is your friend.
Maverick923 said:
I am not sure, but perhaps a call to LG, or the local repair shop can correct your issue. You can check CL to see if there is anyone around.
As far as the IMEI itself goes, I would imagine it would be written on the box or you should be able to get it from the phone service provider.
So once you have that, you just need someone to write it to the phone. Maybe you wont need a Jtag. That's just how I have repaired them, but there maybe another way. Just remember that google is your friend.
Click to expand...
Click to collapse
Well, I know the restore process exists.. it doesn't much help me, because it appears the EFS backups were stored on the internal storage, which was corrupt or erased. So as I mentioned there, will any full recovery backup contain an EFS backup built-in that I can extract or recover? I have a couple from CWM and an older one from TWRP stored on mSD. The additional problem is; I've already restored one CWM backup and still no IMEI..

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