Emergency Calls Only! - Nexus S Q&A, Help & Troubleshooting

Hi guys
This is the first time ever I am trying an android phone out coming from an iPhone 4.
So basically I got my nexus s yesterday it said it was on vodafone but I understand the nexus s is fully unlocked. Anyway yesterday I put in my o2 sim and it worked out the box making calls etc. I rooted it and everything was fine. This morning I used the gps for a trip to work it worked perfectly. I could connect to the 3G network etc.
When I came home in the evening I tried to make a call and it said emergency calls only but it doesn't let me make any calls! I have hard reset it. Tried different roms. Erased cache etc etc. Still nothing. I called o2 support and they said from their end my sim is fine and no problem with it there is no lock etc.
If I go into the diagnostic tool thing *#*#4636#*#* it says the following
Signal strength -107 dbm 7asu
Gsm service: emergency calls only
Gsm disconnects: state:dcinactivestate disconnected with last try at 12:59am fail because no error
I have no clue what's wrong please help!

nevermind, missed that you had done that

try another SIM card
i had a similar issue, and the problem was the SIM card

this is how this thread ended? did anyone even find a fix i have this same problem its driving me crazy. I can only find rogers network also btw which i am not on.

JGAGNON10 said:
this is how this thread ended? did anyone even find a fix i have this same problem its driving me crazy. I can only find rogers network also btw which i am not on.
Click to expand...
Click to collapse
Some one please solve this damn issue......it is more spread in India.......tried all baseband updates but still......driving me crazy

Same problem here.

Hope may fix!..under testing..Emergency calls only!!
I was so much annoyed with this so called network drop issue 'emergency calls only' which is appearing on my moblie every now and then and while on important calls..suddenly cutdown due to network loss.
im not a techy geek to go into kernels and rewrite some of the scripts ..etc..
so i may sound silly..but pls try it out..its working for me for last 2 days without drop..may be bcoz of wat i did or may be simply dont knw still testing..so i thought to share this across and see wat others experience..
the actual thing wat i did find is that there is some .005 mm gap over the sim in sim slot so i felt it may be a cause of some not contact of sim with the slot..in some micro levels..
so i introduced a paper above the sim while inserting sim in slot then it becom tight enough to stay its in contact all times..
its simple.. but u people hv to say weather its bcoz of this it works ..
Thanks Ram..

sfxram said:
I was so much annoyed with this so called network drop issue 'emergency calls only' which is appearing on my moblie every now and then and while on important calls..suddenly cutdown due to network loss.
im not a techy geek to go into kernels and rewrite some of the scripts ..etc..
so i may sound silly..but pls try it out..its working for me for last 2 days without drop..may be bcoz of wat i did or may be simply dont knw still testing..so i thought to share this across and see wat others experience..
the actual thing wat i did find is that there is some .005 mm gap over the sim in sim slot so i felt it may be a cause of some not contact of sim with the slot..in some micro levels..
so i introduced a paper above the sim while inserting sim in slot then it becom tight enough to stay its in contact all times..
its simple.. but u people hv to say weather its bcoz of this it works ..
Thanks Ram..
Click to expand...
Click to collapse
sorry guys : ( its not the fact causing network error.. i got a drop in signal after 2 1/2 days..

Same issue!
hey guys,
I am facing a similar issue.
I picked up my Nexus S (unlocked) running on 4.03 from UK, but using it now in India.
Baseband version - I9023XXKI1
Kernel version - 3.0.8-ga178ab4
Build number - soju-userdebug 4.0.3 IML69C 235871 test-keys
When I use any SIM here (Airtel/Vodafone), it is getting into Emergency mode. But strangely the GPRS service works. I am able to browse, stream, email etc. I dont understand how GPRS services are working when GSM isnt?
I am unable to use my new phone! Can anyone please shed some light here...

My nexus does this also, I've only found trying different radios to help but not eliminate the problem. Also when searching for networks, manually selecting your carrier instead of having it on automatic also helped.

I had this problem the other day. I was on emergency calls only, and AT&T said it was due to an antenna outage. Then I told them my wifes phone was working.. ended up at AT&T store, no luck, etc, etc.. To put an abbreviated story of my night of pain.
I tried a ton of different radios, all would not connect to 3g or make phone calls. Until I installed UCKF1 (New Version) from the [RADIO/GUIDE/TWEAK]Radio JK1,JK8,KB1,KB2,KB3,KD1,KF1 & UCKD1,KE1,KF1 with HSPDA Tweak thread. I don't know what that radio file did, but it fixed it. And after that when I flashed other radios which were previously not working, they were working again.
I'm not sure what happened, but while this was going on radios I had used before like KB3 didn't work. Once I had UCKF1 (New Version) installed, I was then able to successfully go to any radio I tried.

sc0r said:
hey guys,
I am facing a similar issue.
I picked up my Nexus S (unlocked) running on 4.03 from UK, but using it now in India.
Baseband version - I9023XXKI1
Kernel version - 3.0.8-ga178ab4
Build number - soju-userdebug 4.0.3 IML69C 235871 test-keys
When I use any SIM here (Airtel/Vodafone), it is getting into Emergency mode. But strangely the GPRS service works. I am able to browse, stream, email etc. I dont understand how GPRS services are working when GSM isnt?
I am unable to use my new phone! Can anyone please shed some light here...
Click to expand...
Click to collapse
Exactly same thing happeining with me, Emergency calls showing, no network but GPRS Edge is working perfectly. I have mistaknly upgraded my rom through custom method, after that I am having this issue. Any fix so far? I think its confirmed issue of radio baseband

Related

Unable to get 3G on my Touch Cruise

I've recently got a new 3G iphone. It came with a new SIM card that is suppose to be optimized for iphone. When I put this sim card into my Touch Cruise, I am unable to get 3G. There is signal bars but I cannot make or receive phone calls. The only way to make or receive phone calls is by disabling the 3G. The same applies for Data. I thought maybe the radio ROM was not working so I changed it to the Murata ROM but I am still having problems. I am on the Rogers network in Canada. Has anybody else having similar problems? Any help would be appreciated as I still find my Touch Cruise more useful than the 3G iphone.
Most probably is ur phone broken. U will have to send it to the service. Maaaaany users had/have/will have problems with calls, connections, signal strenght,bluetooth, camera, broken wheel etc. I had... Touch cruise is crapy.
If you know someone with a non-iPhone 3G sim, try theirs in your Cruise and see what happens
benjimen said:
If you know someone with a non-iPhone 3G sim, try theirs in your Cruise and see what happens
Click to expand...
Click to collapse
Actually, I did this today. Same thing happen. I would get a 3G signal but when I tried to make a call, I get no signal. But when I disable the 3G, edge works fine with voice and data.
Hi, I sufered the same problem until yesterday. I had the same problems. Yesterday I switched off the HSDPA switch in the software, after a soft reset the TC came back online. Probably worth trying?
Gr. WAS
As good as it gets here is a link to an solution
http://forum.xda-developers.com/showthread.php?t=389601
Succes, WAS
WAS said:
As good as it gets here is a link to an solution
http://forum.xda-developers.com/showthread.php?t=389601
Succes, WAS
Click to expand...
Click to collapse
I've tried both Murata radio roms. Both gives very good 3G signal but when I try to make a call or use data, I get no connection. I've tried the original radio ROM and some of the Kaiser ported radio Roms. They all give me no connection with 3G. In every case, when I disable the 3G, I can make calls and get data although it is only through edge and GPRS. I looked at my box for the TC and it is revision A. Do I need to send my TC for repair? I even went as far as calling my cell phone provider(Rogers) and they couldn't help me. The phone is functional but without 3G I am not getting very fast data speeds.
The problem started with my TC started after upgrading to Udk R6 and R7, after upgrading to R8 and a new radio version
http://forum.xda-developers.com/showthread.php?t=351964
Will give you an updated radio version what will have a good match with the Udk diamond R8 Rom.
Succes, WAS
just a question, I'm on ATT, and the sim card I use on my polaris came off the iPhone3G, and I get the H (the high speed thing) sign on the phone during data sessions. on some areas I'm only able to get E and sometimes even the G sign came on and off. so I guess, maybe wherever you are, the 3G signal isn't strong enough, so you can only get edge.
and as of the other person noted, polaris is kind of at the edge of getting broken, fast. I only uses mine exclusively for web browsing for a week when the phone goes crazy. sent it to repair and everything seems to be in "sane" mode now let's hope that my phone didn't try to go insane again
rycckor said:
I've recently got a new 3G iphone. It came with a new SIM card that is suppose to be optimized for iphone. When I put this sim card into my Touch Cruise, I am unable to get 3G. There is signal bars but I cannot make or receive phone calls. The only way to make or receive phone calls is by disabling the 3G. The same applies for Data. I thought maybe the radio ROM was not working so I changed it to the Murata ROM but I am still having problems. I am on the Rogers network in Canada. Has anybody else having similar problems? Any help would be appreciated as I still find my Touch Cruise more useful than the 3G iphone.
Click to expand...
Click to collapse
I am having the same problem, 2 weks ago I traveled to other country without 3g network (only edge) and i had used a diferents simcards. When I come back to my country, I lost the 3g only works in GSM , I try another sims card and same problem and the orignal simcard in differnts mobiles 3gs worsk fine. Do you find any solutions? You are the only person who i find with the same problem.
Thanks
Edit/Delete Message
Guys, maybe a silly comment but did you check the following settings : phone/menu/options/band and check select network type to auto?
I have had problems before with 3G & HSDPA. Somtimes when your registered on HSDPA and you travell away from that mast/area into an area that only has 3G or even only Edge, then device does not re-register onto the other band and you will not be bale to make calls and will miss calls. This happened for days one time and i very nearly hard reset my device in frustration, i eventually found out it was a network problem.
Another work around is going to phone/menu/networks and manually select networks and hopefully it should bring up your 3G network.
Phone operators do not like telling you that their 3G or HSPDA networks do not have good coverage or intermittent quality of signal. My 3G network only has 70% coverage & 30 % of that is HSDPA, so i sometimes end up on EDGE and hence miss calls.
Try playing around with the setting above one at a time. When im stuck i manually set band to GSM (edge), then when travelling away reset back to auto. Most of the time however it is fine.
Hi, I'm from Argentina. I had the same problem with 3G after a trip to other country. Now my TC only works well in GSM Band. Unfortunatelly we don't have service support here so if anyone knows how to fix this will be highly appreciated.
I have the same problem in my Polaris. I tried almost every radio i could find, i tried with different sim cards, i tried with official wm6 and wm6.1 roms with no result. When 3G is enabled i can not make or receive calls. I think that the problem started when i first upgraded from WM6 to WM6.1. Now i keep band selection to GSM so at least i can use my polaris as a phone. There must be something that prevents gsm connection when 3G is active. I hope a registry tweak could be found for this. I' m just one step from sending my device to be serviced.
I have the same trouble with my virgin uk sim card and t-mobile which share the same network(need to turn off 3g),but no trouble with my asda sim which uses the vodaphone network.So if you try different sim cards make sure they dont share networks.Another thing i've noticed with my virgin sim is all my preferred networks are unchecked but my phone will still connect if my 3g is turned off?

[Q] borked or wrong radio

Hi all people, some time ago i created a thread about this same issue, now that i tested some radios from the firmware thread (flasehd them through moto-fastboot) ,tested retail uae, asia and asia ops, they all get to same problem cannot get more than 2 bars on my signal, and almost all the time im on emergency call only mode, this bothers me because i have an antena like 2 blocks away ,tested signal on my p500 and my atrix 4g and both of them get full reception, i must say that its not a populated area, so i started thinking about maybe i have issues with the radio hw itself, or maybe just none of the radios ive tested is the right one? Im form chile, thats south america carrier claro chile running scv7 leak #1 rom ,is there a way to "powerup" radio's reception ? Or i need to get latam radio firmware (havent found it) ?
Thanks in advance
sent from the gray stuff inside my skull
demonoid phenomenom said:
Hi all people, some time ago i created a thread about this same issue, now that i tested some radios from the firmware thread (flasehd them through moto-fastboot) ,tested retail uae, asia and asia ops, they all get to same problem cannot get more than 2 bars on my signal, and almost all the time im on emergency call only mode, this bothers me because i have an antena like 2 blocks away ,tested signal on my p500 and my atrix 4g and both of them get full reception, i must say that its not a populated area, so i started thinking about maybe i have issues with the radio hw itself, or maybe just none of the radios ive tested is the right one? Im form chile, thats south america carrier claro chile running scv7 leak #1 rom ,is there a way to "powerup" radio's reception ? Or i need to get latam radio firmware (havent found it) ?
Thanks in advance
sent from the gray stuff inside my skull
Click to expand...
Click to collapse
Are you sure your sim is correct? I had a friend who had a 3G phone, they upgraded and got a 4G phone and put the old sim from the 3G into the 4G phone. They had the same problem you're describing. Poor reception, constantly switching into 'emergency call mode', etc. They finally got a 4G sim and all was well. You might dial in *#*#4636#*#* and check your preferred network to make sure it isn't on anything funky like GSM only. Also you can check your signal strength and service connections from there.
41rw4lk said:
Are you sure your sim is correct? I had a friend who had a 3G phone, they upgraded and got a 4G phone and put the old sim from the 3G into the 4G phone. They had the same problem you're describing. Poor reception, constantly switching into 'emergency call mode', etc. They finally got a 4G sim and all was well. You might dial in *#*#4636#*#* and check your preferred network to make sure it isn't on anything funky like GSM only. Also you can check your signal strength and service connections from there.
Click to expand...
Click to collapse
The sim came along with an razr i phone (xt 890) is a micro sim, but i dont think thats the problem, also *#*#4636#*#* dosnt work for me it shows nothing after dial it it just disappear when the last * is dialed
sent from the gray stuff inside my skull
demonoid phenomenom said:
The sim came along with an razr i phone (xt 890) is a micro sim, but i dont think thats the problem, also *#*#4636#*#* dosnt work for me it shows nothing after dial it it just disappear when the last * is dialed
sent from the gray stuff inside my skull
Click to expand...
Click to collapse
I assume you're on stock ICS? If so you can boot into recovery and select BP Tools <-- not sure if that the exact name, but it's close. Either way, when you reboot you'll have a new app (can't remember the name either, but you'll see it), it's a debug app and it might let you see your mobile network info similar to the dial code. Once you reboot again, the app will be gone, and you'll be back in normal mode. I'm on CM10 and have been for awhile, so I don't have ICS in front of me, I apologize for the vague info, but hopefully it helps.
Im on scv7, cannot find bp tools anywhere ,also would be great if someone point me out to a GB fxz firmware
Edit: just found it ,dunno if its temporary (stability) or i got it, extracted radio.img from jimbridgam's return to gb from ics fxz script utility ,will test tomorrow morning while on the road and also post results if anyone is having the same problem i was
edit2: worked like a charm ,no more low signal issues
demonoid phenomenom said:
Im on scv7, cannot find bp tools anywhere ,also would be great if someone point me out to a GB fxz firmware
Edit: just found it ,dunno if its temporary (stability) or i got it, extracted radio.img from jimbridgam's return to gb from ics fxz script utility ,will test tomorrow morning while on the road and also post results if anyone is having the same problem i was
edit2: worked like a charm ,no more low signal issues
Click to expand...
Click to collapse
Im on stock ICS rooted at&t and out off no where i have no signal and emergency calls only for the past few days. ive tried factory reset and still same problem. it was working fine all these days some please help i cant text or make any calls
morphfxf said:
Im on stock ICS rooted at&t and out off no where i have no signal and emergency calls only for the past few days. ive tried factory reset and still same problem. it was working fine all these days some please help i cant text or make any calls
Click to expand...
Click to collapse
Go to settings > mobile networks > Access Point Names - then hit the menu button and choose Reset to Default
morphfxf said:
Im on stock ICS rooted at&t and out off no where i have no signal and emergency calls only for the past few days. ive tried factory reset and still same problem. it was working fine all these days some please help i cant text or make any calls
Click to expand...
Click to collapse
use jimbridgman's return to gb from ics utility (it's on dev section) then download the file, op3n with winrar, extract radio.img, then flash through moto fastboot (type moto-fastboot xda developers on google and it will show up an atrix og forum's thread ) have it running, then replace ics radio with gingerbread one (google arround on how to do this) type moto-fastboot flash radio radio.img and you are done
from the gray stuff inside my skull

Data not working

Hi all, i have some problems with my sensation: my internet connection works only over wi-fi. When i enable data it doesn't happen anything: in the status bar i don't see the H or the 3G icon and i can't connect. I tried everything but i can't find a solution. I'm using the last build of albinoman's rom and the latest sultan kernel. Anyway i don't think it's kernel or rom related because i went back to stock 3.33 firmware and ruu and mobile connection didn't work either. Can someone help me?
Spezia12 said:
Hi all, i have some problems with my sensation: my internet connection works only over wi-fi. When i enable data it doesn't happen anything: in the status bar i don't see the H or the 3G icon and i can't connect. I tried everything but i can't find a solution. I'm using the last build of albinoman's rom and the latest sultan kernel. Anyway i don't think it's kernel or rom related because i went back to stock 3.33 firmware and ruu and mobile connection didn't work either. Can someone help me?
Click to expand...
Click to collapse
So let me get this straight....your mobile data isn't working on either Albino's CM10.1 ROM or a stock Sense ROM. Is that correct?
Do phone calls work? If they do this isn't a hardware problem because the calls and data use the same hardware. So that's good news.
If all the above is true there are still a couple simple things to try.
First off when you did an RUU was the RUU for Itally or Europe or whatever the geographical region for your phone woudl be? If you RUU'ed back to the North American varient for example and you are in Italy it wouldn't have the correct APN's. So jus tmaking sure of that.
Second, check the APN's (Settings->data (Might have to hit MORE under the data)->mobile netwoks. Access point names). Make sure the APN's are set to whatever they are supposed to be for your carrier. A simple google search should tell you what the APN's are supposed to be.
If that APN is messed up, mobile data won't work.
Third, has this been going on fro a while? Or is this just like a day or two? It's always possible that the problem is with your carrier. It never hurts to call them up and make sure their mobile data network isn't down. It coudld also be a problem with your account. I once fought with my phone for 2 days about the same thing only to find that my carrier had accidentaly removed my data plan from my account. A 2 minute phone call and it was fixed. You can check this yourself by putting your SIM card in any other phone and see if data works on that device.
If none of thsoe work come back with as much detail as possible.
Phone calls work so it's not an hardware issue. Besides when i flashed the 3.33 ruu it was european and the apn is set correctly. I don't know if the problem is that i changed carrier a three days ago. I'll try to see if it's that the culprit
Spezia12 said:
Phone calls work so it's not an hardware issue. Besides when i flashed the 3.33 ruu it was european and the apn is set correctly. I don't know if the problem is that i changed carrier a three days ago. I'll try to see if it's that the culprit
Click to expand...
Click to collapse
If you changed the carrier at the same time the problem appeared then that is almost certainly the answer. The next question is what to do to fix it.
You could have gotten a bad sim card, or didn't switch to their sim card. Or something relating to the sim card.
Are you sure the carrier has a network that is compatible with the Sensation's mobile data hardware?
Sent from your phone. You should be careful where you leave that thing.

[Q] Mate7 4g data problem

Hi all,
I've had this great phone MT7-L09 (softare version L09V100R001C00B127) since last December. My problem is that every now and then the 4g cuts off for a period of ten seconds.
It does not matter how strong the signal is nor which or whatever app I'm using. It just loses network. First thing I did was to change the old sim card to a new one. Did not help.
I was in contact with the Huawei support and conclusion was to send phone to service. OK. It came back with the same problem altough they changed the circuit board...so obviously they though that this would solve the problem. I did not. After messing around with it, trying to find if someone else was suffering with the same problem, with no luck, I send it back to service. Now they said that there is nothing wrong with it, but the problem is still there.
I havent noticed anything cut offs using 3g. It's not a major thing but it would be nice to know if its a firmware or any other software related problem.
If I use Netflix or similar where the data keeps coming it works just fine or if I use the phone as Wi-Fi hotspot, no problems.
It just loses network connection using apps like play store, facebook, whatsapp, twitter, every browser ie. firefox, build in browser, chrome, to name a few.
Should I just keep using it as it is or keep sending it back to service until they fix this issue???
Thanks
jopomopo said:
Hi all,
I've had this great phone MT7-L09 (softare version L09V100R001C00B127) since last December. My problem is that every now and then the 4g cuts off for a period of ten seconds.
It does not matter how strong the signal is nor which or whatever app I'm using. It just loses network. First thing I did was to change the old sim card to a new one. Did not help.
I was in contact with the Huawei support and conclusion was to send phone to service. OK. It came back with the same problem altough they changed the circuit board...so obviously they though that this would solve the problem. I did not. After messing around with it, trying to find if someone else was suffering with the same problem, with no luck, I send it back to service. Now they said that there is nothing wrong with it, but the problem is still there.
I havent noticed anything cut offs using 3g. It's not a major thing but it would be nice to know if its a firmware or any other software related problem.
If I use Netflix or similar where the data keeps coming it works just fine or if I use the phone as Wi-Fi hotspot, no problems.
It just loses network connection using apps like play store, facebook, whatsapp, twitter, every browser ie. firefox, build in browser, chrome, to name a few.
Should I just keep using it as it is or keep sending it back to service until they fix this issue???
Thanks
Click to expand...
Click to collapse
Sorry...one stupid question: have you already tried keeping the phone completely stock (without any application and/or software or any kin dof personalisation) for a couple of week and see if the problem still exists?
It really seems to me a software problem. Very strange.
I had the same problem with my MT7-TL10 golden version. For a week or so, the network used to come and go. Then ultimately the sim was not recognized at all. I sent it to Huawei service center and they told me that the sim slot is broken and I had to pay for replacement of the board which I refused. I was sure that I didn't break it. Now I am using my phone with one sim only.
Sent from my HUAWEI MT7-TL10 using Tapatalk
tuddu said:
Sorry...one stupid question: have you already tried keeping the phone completely stock (without any application and/or software or any kin dof personalisation) for a couple of week and see if the problem still exists?
It really seems to me a software problem. Very strange.
Click to expand...
Click to collapse
Thanks for your reply,
I haven't used it only with stock apps for a week maybe a day, but first thing when it came back from service for the first time, I did not install any apps and it still lost the connection anyway...
mirchichamu said:
I had the same problem with my MT7-TL10 golden version. For a week or so, the network used to come and go. Then ultimately the sim was not recognized at all. I sent it to Huawei service center and they told me that the sim slot is broken and I had to pay for replacement of the board which I refused. I was sure that I didn't break it. Now I am using my phone with one sim only.
Sent from my HUAWEI MT7-TL10 using Tapatalk
Click to expand...
Click to collapse
I'm not sure, but isn't the sim card slot located on the circuit board??? If it is, it cannot be the problem, but I must try the second slot anyhow.
jopomopo said:
Hi all,
I've had this great phone MT7-L09 (softare version L09V100R001C00B127) since last December. My problem is that every now and then the 4g cuts off for a period of ten seconds.
It does not matter how strong the signal is nor which or whatever app I'm using. It just loses network. First thing I did was to change the old sim card to a new one. Did not help.
I was in contact with the Huawei support and conclusion was to send phone to service. OK. It came back with the same problem altough they changed the circuit board...so obviously they though that this would solve the problem. I did not. After messing around with it, trying to find if someone else was suffering with the same problem, with no luck, I send it back to service. Now they said that there is nothing wrong with it, but the problem is still there.
I havent noticed anything cut offs using 3g. It's not a major thing but it would be nice to know if its a firmware or any other software related problem.
If I use Netflix or similar where the data keeps coming it works just fine or if I use the phone as Wi-Fi hotspot, no problems.
It just loses network connection using apps like play store, facebook, whatsapp, twitter, every browser ie. firefox, build in browser, chrome, to name a few.
Should I just keep using it as it is or keep sending it back to service until they fix this issue???
Thanks
Click to expand...
Click to collapse
Man why everybody blames PHONE first??? like not trusting !
To fix this problem is to go to networks and u have to restore your apn to default it like refreshes then you can either just turn off data and then on and restart phone
Simona Simmy said:
Man why everybody blames PHONE first??? like not trusting !
To fix this problem is to go to networks and u have to restore your apn to default it like refreshes then you can either just turn off data and then on and restart phone
Click to expand...
Click to collapse
Did not work.
jopomopo said:
Did not work.
Click to expand...
Click to collapse
Reset/Restore phone (backup first)
Simona Simmy said:
Reset/Restore phone (backup first)
Click to expand...
Click to collapse
Does not work, same problem after a numerous resettings. If I may add, I've have couple of other phones of which this problem does not occur.
In same place and conditions these phones work just fine not losing the data connection. Sure, if 4g is not available they use 3g, but never ever will the connection break off.
jopomopo said:
Does not work, same problem after a numerous resettings. If I may add, I've have couple of other phones of which this problem does not occur.
In same place and conditions these phones work just fine not losing the data connection. Sure, if 4g is not available they use 3g, but never ever will the connection break off.
Click to expand...
Click to collapse
faulty 4G module tuner.. phone ... replacement needed...
change preferred network
Go to settings and -->mobile networks-->>preferred network and select "WCDMA only"..
It will fix your problem..
There is no such option in my phone settings, only the option to choose automatic 4g3g2g or automatic 3g2g or 2g, 3g only and 2g only. As previously stated no data loss nor connectivity issues using 3g. It's bit annoying sometimes when phone loses data connection altogether although signal is very strong. Just waiting lollipop upgrade if it'd solve the problem, I doubt it but...
network operator..
I think it's network problem..please contact your network operator..4g network have connection problem from some local area signal towers..so you just put other network company SIM card in your local area..(use 4g supported SIM only)
Thanks for your advice, but I don't think that it's SIM card problem because there is no problem what so ever using my other phone SGS5.
sorry
jopomopo said:
Thanks for your advice, but I don't think that it's SIM card problem because there is no problem what so ever using my other phone SGS5.
Click to expand...
Click to collapse
Hmmm. Sorry friend..I am helpless.. anyway continue your thread here..in Xda have brilliant members..they can help you..best of luck.
Thanks, I totally missed your comment...this is turning out to be quite a puzzle. I've noticed the less battery (<60%) I've have on the phone there seems to be nothing wrong with the 4g connection. ???
To answer to myself, I was too optimistic...nothing to do with battery. It's just so weird that phone works like a charm most of time and then suddenly not. I'm confused...
Now on the newest firmware lollipop 5.1 it fixed my lte problem
same issue
I bought mate 7 a couple of days ago and I keep losing the data connection. the network gets connected and lost again.
i did everything to fix it but no luck. changed sim, restored device, modified APN and no luck.
it keeps disconnecting seems that it is a problem with the phone itself as i have read the same issue on a couple of forums..
hope it is a software issue and get fixed soon as this is annoying.
In service they replaced my phone to a new one mostly because of this problem and I can say it did not help at all. Only upgrading to lollipop will fix the problem ( tested on beta) I'm on b145 now and it does that all the time. I guess it is carrier based problem not SIM nor hardware.

[Q] My D820 won't even detect my network

Hi people,
So here is the thing. I brother gave me a D820 purchased in the USA and I was using it just fine until one fine day, it stopped seeing my network. It supports the GSM frequencies at 2G and 3G but it isn't even discovering the network.
On Vodafone India - Now, even when I do a manual search, my network isn't visible. It was working fine earlier but it just isn't now. I have tried everything from reflashing the whole thing, to trying out a custom ROM like CyanogenMod, including the CAF builds.
I have also tried flashing the old radio and that didn't help either.
On Airtel - What is funnier is that I used another network's SIM card and it seemed to be working perfectly for a few days and then the same problem appeared there too. Only this time, it was seeing the network, only wasn't registering on to it. It couldn't be a network issue because the same SIM card worked perfectly on another device.
Request any help to resurrect my paperweight Nexus 5 into being useful again.
Thanks in advance!
buggerman said:
Hi people,
So here is the thing. I brother gave me a D820 purchased in the USA and I was using it just fine until one fine day, it stopped seeing my network. It supports the GSM frequencies at 2G and 3G but it isn't even discovering the network.
On Vodafone India - Now, even when I do a manual search, my network isn't visible. It was working fine earlier but it just isn't now. I have tried everything from reflashing the whole thing, to trying out a custom ROM like CyanogenMod, including the CAF builds.
I have also tried flashing the old radio and that didn't help either.
On Airtel - What is funnier is that I used another network's SIM card and it seemed to be working perfectly for a few days and then the same problem appeared there too. Only this time, it was seeing the network, only wasn't registering on to it. It couldn't be a network issue because the same SIM card worked perfectly on another device.
Request any help to resurrect my paperweight Nexus 5 into being useful again.
Thanks in advance!
Click to expand...
Click to collapse
So you need to give more infomation. A lot of the stuff you're saying is pointless for example (I also tried flashing the ld radio???) there are a lot of radios for the nexus 5. (reflashing the whole thing???) what ROM were you on? what kernel? when and how did it stop working? what were you doing?
Be happy I replied lol it seems like you wrote the post in one big panic of a mess. so go ahead now.
drago10029 said:
So you need to give more infomation. A lot of the stuff you're saying is pointless for example (I also tried flashing the ld radio???) there are a lot of radios for the nexus 5. (reflashing the whole thing???) what ROM were you on? what kernel? when and how did it stop working? what were you doing?
Be happy I replied lol it seems like you wrote the post in one big panic of a mess. so go ahead now.
Click to expand...
Click to collapse
You're right. I was in a state of panic.
The problem just happened. There was no reason for it, nothing. It just stopped detecting my network.
I have tried the following builds. And radios from these build separately, because as I understand, there were some WIFI issues with Lollipop to begin with:
1. KTU84P
2. LRX21O
3. LMY47I
More pointless info: Apart from these I have also tried the latest CyanogenMod 12.1 NIGHTLY (cm-12.1-20150419-NIGHTLY) with the CAF kernel and the standard CyanogenMod 12.1 AOSP NIGHTLY build.
what ROM were you on? - I was on stock KTU84P when the network stopped getting any sort of detection from the device.
what kernel? - Stock kernel that accompanied the above ROM. The phone was not even BL-Unlocked or rooted.
when and how did it stop working? - The when is a week ago. The how is a mystery.
what were you doing? - Nothing. I just woke up in the morning and found that my device has no service. Then I tried a manual network search and my network wouldn't show up. It works perfectly on other devices, the SIM card that is.
So, now I have a phone that doesn't work on my network.
buggerman said:
You're right. I was in a state of panic.
The problem just happened. There was no reason for it, nothing. It just stopped detecting my network.
I have tried the following builds. And radios from these build separately, because as I understand, there were some WIFI issues with Lollipop to begin with:
1. KTU84P
2. LRX21O
3. LMY47I
More pointless info: Apart from these I have also tried the latest CyanogenMod 12.1 NIGHTLY (cm-12.1-20150419-NIGHTLY) with the CAF kernel and the standard CyanogenMod 12.1 AOSP NIGHTLY build.
what ROM were you on? - I was on stock KTU84P when the network stopped getting any sort of detection from the device.
what kernel? - Stock kernel that accompanied the above ROM. The phone was not even BL-Unlocked or rooted.
when and how did it stop working? - The when is a week ago. The how is a mystery.
what were you doing? - Nothing. I just woke up in the morning and found that my device has no service. Then I tried a manual network search and my network wouldn't show up. It works perfectly on other devices, the SIM card that is.
So, now I have a phone that doesn't work on my network.
Click to expand...
Click to collapse
My wife's Nexus 5 D820 has the same issue. Network worked fine on 4/13/2015, but zero network service the next day, 4/14/2015.
Did your problem happen on the same day? Are you on StaighTalk also?
Her phone was on stock software and still locked. Tried everything and figured it's a problem with the phone since putting my sim card in her phone didn't fix the problem. The phone detects sim cards and their registered phone #s, but zero network service. My guess is the cell antenna hardware broke.
We bought a different phone. Wish we could fix it! It would be nice to fix this Nexus 5 that functions fine except no cell service.
jodekirk said:
My wife's Nexus 5 D820 has the same issue. Network worked fine on 4/13/2015, but zero network service the next day, 4/14/2015.
Did your problem happen on the same day? Are you on StaighTalk also?
Her phone was on stock software and still locked. Tried everything and figured it's a problem with the phone since putting my sim card in her phone didn't fix the problem. The phone detects sim cards and their registered phone #s, but zero network service. My guess is the cell antenna hardware broke.
We bought a different phone. Wish we could fix it! It would be nice to fix this Nexus 5 that functions fine except no cell service.
Click to expand...
Click to collapse
My problems started in April, yes. But I am not on StraightTalk. The problem first happened when I was on Vodafone India. Now, even in manual network search, the phone doesn't discover Vodafone at all.
buggerman said:
My problems started in April, yes. But I am not on StraightTalk. The problem first happened when I was on Vodafone India. Now, even in manual network search, the phone doesn't discover Vodafone at all.
Click to expand...
Click to collapse
Hey, I have the EXACT same problem. My Nexus 5 wont detect the Vodafone network in India! I tried all kinds of stuff - flashing the original stock rom, factory reset - nothing worked. All other networks are working fine. The same vodafone sim that wont work in the nexus is working absolutely fine in other phones. I am at my wits end - did you find any solution to this yet? Please let me know.
I have also been facing the same problem on vodafone.50% of the time i am unable to make or receive calls even when signal is present and if the call connects the call receiver cant hear me.The problem is also present in al the other ROMs and rradios i have tried.
iamagoodboy said:
Hey, I have the EXACT same problem. My Nexus 5 wont detect the Vodafone network in India! I tried all kinds of stuff - flashing the original stock rom, factory reset - nothing worked. All other networks are working fine. The same vodafone sim that wont work in the nexus is working absolutely fine in other phones. I am at my wits end - did you find any solution to this yet? Please let me know.
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Click to collapse
No solution at all yet.. Just a very sophisticated paperweight..
Sent from my HTC One M8

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