[Q] Very poor CARRIER NETWORK - Sony Xperia S, Acro S, Ion

I got this used xperia S lt26i, everything is great, its on 6.1.a.2.55, rooted and all. But the carrier network on this is very very bad. I don't get any network signals unless I am standing under clear skies. That too for few minutes and it drops. Since it is out of warranty, I can't even get it replaced. I tried factory reset, repairing with EMMA, updating with pc companion, flashing rom with flashtool and all is in vein. I changed 7 sims as well, still no luck. Can anyone tell me how correct carrier network reception? Wi-Fi works great, so does the radio and everything else. Only carrier network is all bad. Please help me, can anyone suggest me some remedy? I heard changing baseband may help? But there are no basebands for xperia S anywhere on net, please help

It's not phone problem. It's your carrier problem.
Sent from my LT26i using xda developers-app

Have you tried it on other phone first?If you are,and results still same...carrier problem,not phone
Sent from my LT28h using xda premium

UchihaDareNial said:
Have you tried it on other phone first?If you are,and results still same...carrier problem,not phone
Sent from my LT28h using xda premium
Click to expand...
Click to collapse
Tried the sim on 3 phones as well today. On other 2 it works great, on my xperia s it doesn't give me network. After a bit research I got to know that my cell is purchased from U.S and the radio/baseband here in India works on different wavelength. All I think is if I can get a baseband from .45 Indian firmware, I shall be getting network. I am on .55 now and dont want to go back to .45 as it was very laggy. Please suggest

Related

Baseband for Indian Gnexs ??

I am having battery and signal issues with my Gnex. Phone is bought from HK and baseband is XXLA2.
What baseband should i be using ?
Does flashing ROMs change baseband as well ? I flashed AOKP build 40.
still stuck
my RIL and baseband match but these are XX europe based, and there is no DD baseband/RIL available as nexus is not launched in india.
So again what RIL and baseband should i use.
Try these:
XXKK6: http://forum.xda-developers.com/showthread.php?t=1374077
XXKL1: http://forum.xda-developers.com/showthread.php?t=1444288
DVLE1: http://forum.xda-developers.com/showpost.php?p=27928971&postcount=1070
Those links are from this thread..: http://forum.xda-developers.com/showthread.php?t=1405345
Iam using same baseband xxla2 and I don't find any issues with signal.
Sent from my GNex using Tapatalk 2
Using UGLC1 from the day I bought it.
amit_sen said:
Iam using same baseband xxla2 and I don't find any issues with signal.
Sent from my GNex using Tapatalk 2
Click to expand...
Click to collapse
i updated it too 4.1 and it used XXLA2 , but i found my GNex showed lesser bars and also connectivity showed emergency call, whereas other users on same network had bars and could place calls, also flt battery drop was more, but could be wrong.
Any suggestion on which is most optimized for us(Indian) users... i am on vodafone in mumbai
hardikjakharia said:
i updated it too 4.1 and it used XXLA2 , but i found my GNex showed lesser bars and also connectivity showed emergency call, whereas other users on same network had bars and could place calls, also flt battery drop was more, but could be wrong.
Any suggestion on which is most optimized for us(Indian) users... i am on vodafone in mumbai
Click to expand...
Click to collapse
Bump for opinion... Also hows 4.2 treating u?
Sent from my Galaxy Nexus using Tapatalk 2
hardikjakharia said:
i updated it too 4.1 and it used XXLA2 , but i found my GNex showed lesser bars and also connectivity showed emergency call, whereas other users on same network had bars and could place calls, also flt battery drop was more, but could be wrong.
Any suggestion on which is most optimized for us(Indian) users... i am on vodafone in mumbai
Click to expand...
Click to collapse
I have also started facing the same issue in Vodafone mumbai. Network drops all the time and says no service or emergency call only. But other cards like idea and Tata Docomo are working great in my gnex.
I have tried different radios but no success. What can I possibly try next. Advice needed...
Hey, even I am facing these issues and I think it is cause of problems in vodafone only... did u try Vodafone sim in other phone?
I am using ugll1 baseband. It seems yo be better so far...
Sent from my Galaxy Nexus using Tapatalk 4 Beta
hardikjakharia said:
Hey, even I am facing these issues and I think it is cause of problems in vodafone only... did u try Vodafone sim in other phone?
I am using ugll1 baseband. It seems yo be better so far...
Sent from my Galaxy Nexus using Tapatalk 4 Beta
Click to expand...
Click to collapse
Yes now I am using the same Vodafone sim in other phone and its working fine but in gnex it cannot receive network. Today I tried Airtel and aircel and even they are working fine in gnex. I wonder whats causing only Vodafone sim to not work all of a sudden...
Sent from my Galaxy Nexus using xda app-developers app
M using XXLJ1 from 1 day and no prob in delhi with voda and airtel till now
Sent from my Galaxy Nexus using xda app-developers app

bad phone reception is driving me crazy

Hey guys
I honestly give up on this phone, I live in Israel and I flashed almost every rom out there and all have poor recption and many times my freinds call me and tell me why I am not answering, after 30 minutes I get an sms telling me someone tried to call. WHAT the hell is wrong with my phone, my iphone which is on the same network never faced such a problem.
I tried to flash the israeli rom and still the same problem
Any ideas what to do as I am really irriatted by this and I missed many important calls
thanks for your help
Do a full wipe then flash the latest rom for your country.
Also try using a different phone or sim card.
Sent from my GT-N7100 using xda premium
UtkarshGupta said:
Do a full wipe then flash the latest rom for your country.
Also try using a different phone or sim card.
Sent from my GT-N7100 using xda premium
Click to expand...
Click to collapse
did the full wipe also flash latest roms my friend but why two different phones have different reception capabilities my iPhone never misses calls even both are on the same network

Accidently Switched network radio band! need to revert, HELP please

i installed "Network" app from play store, and accidently switched radio band to USA bands.
the problem is iam not getting any network now. and in the app there's no option of other radio bands. is there any solution to it? i mean switching back to indian bands? maybe some service codes??
i have tried restarting the phone several times but to no avail.
HELP please:crying:
Do you have the Indian retail unit(c6502)??What error does it show??
Sent from my C6502 using Tapatalk 2
Rumman Shaikh said:
Do you have the Indian retail unit(c6502)??What error does it show??
Sent from my C6502 using Tapatalk 2
Click to expand...
Click to collapse
the problem is sorted now. just had to reset.
FYI, it didnt show any error msg. it was simply not recieving any signal.

N5120XXCMH2 UK No 4G ??

Hi
My device came from HK, with the 4.1.2 HK firmware. I updated it via ODIN to the the UK 4.2.2 MH1 firmware. On both of these firmwares, 4G worked just fine.
I then updated to MH2 by Kies as it offered to update the device. My 4G stopped working.
Has anyone else had issues with EE 4G in the UK on an N5120 running UK 4.2.2 MH2 firmware?
Nigel
dumb answer...But did you try restarting the device?
Sent from my GT-N5100 using Tapatalk 2
Aye, restarted many times! and reselecting the network manually (rather than autosearch). Fixed now. Fix is to goto settings - more settings - mobile networks - network mode then change it from LTE to something else I.e WCDMA let it find the network, then change it back to LTE again, then it finds LTE network.
Nigel
veletron said:
Hi
My device came from HK, with the 4.1.2 HK firmware. I updated it via ODIN to the the UK 4.2.2 MH1 firmware. On both of these firmwares, 4G worked just fine.
I then updated to MH2 by Kies as it offered to update the device. My 4G stopped working.
Has anyone else had issues with EE 4G in the UK on an N5120 running UK 4.2.2 MH2 firmware?
Nigel
Click to expand...
Click to collapse
I would suggest, using mobile odin, flashing the working 4.2.2 MH1 firmware, but removing all the data but the modem. since the MH1 modem worked on your providers 4G it should work just as well on MH2. Then you would not have to redo the procedure of choosing WCDMA. Or did it fix the problem completely so that you still have 4G after reboots etc?
I always flash with Mobile Odin and i am still on my 4.1.2 modem that came with the N5120 when it was new.
My 4G also stopped working after i flashed 4.2.2, but reverting back to the old and known modemdrivers did it for me, and since there are no swedish release of 4.2.2 yet i will keep my old 4.1.2 modem for the time beeing
O :D
Sorry unrelated question but can you make and receive calls using the lte version in uk?
Sent from my Nexus 7 using xda app-developers app
cmit37 said:
Sorry unrelated question but can you make and receive calls using the lte version in uk?
Sent from my Nexus 7 using xda app-developers app
Click to expand...
Click to collapse
The answer is yes
cmit37 said:
Sorry unrelated question but can you make and receive calls using the lte version in uk?
Sent from my Nexus 7 using xda app-developers app
Click to expand...
Click to collapse
Indeed you can. I tried it on a packed commuter train. Got some funny looks!
How is the battery life of the lte model?
Sent from my MT15i using xda app-developers app
Thanks to the replies. I just bought a UK N5120 frpom Three. Decent deal £370 and one month rolling contract 1GB data £7.50.
Unfortunately I think the sim is data only and although the dialer works the network voice tells me I cant make calls. I'll have to try a payg sim to see if dialing works.
Sent from my GT-N5120 using xda app-developers app

LTE bug

Hi I seem to have a problem getting LTE. I'm using a galaxy s3 i747m on Fido and I'm using stock Rogers ROM. I have a problem with LTE. I used to get it everywhere most of the time but it now only works once in a while. When I do finally get LTE it only works 30% of the time. I have full signal LTE but it doesn't load any webpages or anything. Once and a while it does though. I have tried bootloaders, modems, different Roms and I can seem to solve this problem. Does anyone know how I can fix this?
Thanks. I need my stable LTE back.
Sent from my SAMSUNG-SGH-I747 using XDA Free mobile app
Anyone?
Sent from my SAMSUNG-SGH-I747 using XDA Free mobile app
By modems do you mean basebands?
Have you look into your Access Point settings and preferred network type?
Yes by modems I mean basebands. My network type is LTE,3g, 2g. My APN is right. I can get LTE but when I do nothing loads at all. I have tried different Roms, different modems, different kernels and nothing seems to work. I did have LTE that worked before though.
Sent from my SAMSUNG-SGH-I747 using XDA Free mobile app
pjcordi said:
Yes by modems I mean basebands. My network type is LTE,3g, 2g. My APN is right. I can get LTE but when I do nothing loads at all. I have tried different Roms, different modems, different kernels and nothing seems to work. I did have LTE that worked before though.
Sent from my SAMSUNG-SGH-I747 using XDA Free mobile app
Click to expand...
Click to collapse
When did it stop working? Do you remember what was done to the phone?
If nothing particular was done before that happened, you might wanna give Fido a call so they can check your connectivity and perhaps get a new sim card.
Well it stopped once flashed aokp ROM. I have a cut some card so that could be the cause unfortunately. I'll try a new simcard and see if that fixes it. I might also try flashing back to complete stock but I'm not too sure if that would help at all. I remember having LTE as soon as I turned it on and now it never turns on.
Thanks for the info!
Sent from my SAMSUNG-SGH-I747 using XDA Free mobile app
pjcordi said:
Well it stopped once flashed aokp ROM. I have a cut some card so that could be the cause unfortunately. I'll try a new simcard and see if that fixes it. I might also try flashing back to complete stock but I'm not too sure if that would help at all. I remember having LTE as soon as I turned it on and now it never turns on.
Thanks for the info!
Sent from my SAMSUNG-SGH-I747 using XDA Free mobile app
Click to expand...
Click to collapse
You can backup your stuff, fully wipe and go on from there. Worth giving it a shot before changing your sim card.
I actually swapped the Sim card and that didn't seem to work. I'm just going to go back to complete stock and see if that works.
Sent from my SAMSUNG-SGH-I747 using XDA Free mobile app
I went back to stock and I still can't get let. Do you think it would be a good idea to change my flash counter back to zero? Nothing seems to be work and I know my phone doesn't have a problem. It has to have something to do with what I'm flashing. Any other ideas?
Sent from my SGH-I747M using XDA Free mobile app
+1 I'm on rogers I'm having the same problem :/ maybe its carrier related. I flashed the 4.4.2 rom then odined back to stock, thats when it started. IMEI seems intact aswell. Modem is good. Any ideas?
R5R said:
+1 I'm on rogers I'm having the same problem :/ maybe its carrier related. I flashed the 4.4.2 rom then odined back to stock, thats when it started. IMEI seems intact aswell. Modem is good. Any ideas?
Click to expand...
Click to collapse
I have literally tried everything lol. I think it has something to do with our phones picking up the wrong signal. I live in Mississauga Ontario and I get LTE in the middle of the city but it doesn't connect at all. All it does is take forever to load a page and times out.
Sent from my SGH-I747M using XDA Free mobile app
So I fixed the issue. I added another APN to my settings. So I have two ltemobile.apn for fido. I turned off the phone removed the sim. Turned the phone back on without the sim and entered service mode *#2263# and I put it to LTE all in the settings. I then turned the phone off and turned it back on with the sim and lte is working and my speeds are back. After that was all done I entered back to service mode *#2263# and put the network back to automatic all and now the phone automatically connects to LTE when I want it to.
Sent from my SGH-I747M using XDA Free mobile app

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