[Q] nexus s wont connect to 3g or 2g - Nexus S Q&A, Help & Troubleshooting

so ive had my phone since december when it came out and just recently i factory reset my device and it will not connect to 3g or 2g at all. I havent had any problems with my phone until now and i was wondering if anyone knows if there are any solutions. Im running 2.3.4 and im on t-mobile and i have always had great 3g coverage wherever i go so i know that that isnt the issue so if anyone has any ideas i would greatly appreciate it.
(edit) I just tried other sim cards and they wont pick up on 3g or 2g networks either. im at a loss on what to do.

You could flash a stock rom a 2.3.3 from tomorrow manager.
Sent from my Nexus S using XDA App

Input apn settings manually?
Sent from my Nexus S using XDA App

I had the same problem with my dutch provider free nexus s. You have to set the APN manually. On the T-Mobile website they should have the settings. I had a problem though cause in Holland the nexus s settings were not on t-mobiles website so I had to use the galaxy s settings but the apn type I had to set it to default instead of internet..bang!! May there be 3g
Sent from my Nexus S using XDA App

If you used widgetsoid or any other widget or program to toggle 2G/3G or Mobile Data on and off that could be the culprit as it some have the ability to rename the apn. I had this happen about a week after updating a phone to cm7 from 2.3.2. I had to reinstall widgetsoid and change the mobile data toggle to the root option. Then I made a widget to toggle data on and off and did that from the widget to fix the issue. It can uninstalled with no issues once done if this is your problem.

Related

Nexus S Simlocked? URGENT HELP NEEDED!

Hello, I think my phone is simlocked. I bought my nexus s from carphonewarhouse here in the UK on vodafone contract.
My vodafone simcard works fine but if I put another carrier simcard in, it says no service but I have full/good reception. Also it does not ask for a simlock unlock code!
WHen I manually choose the network it says, unable to connect to the network.
I have changed roms etc.. to stock and even tried 2.3.2 radio and the 2 new 2.3.3 radios!
Please help? I thought all nexus s works with any network?
all Nexus comes sim unlocked
if you try another network, make sure it has the correct frequencies supported
Did you try radios meant for the other carrier's network?
Sent from my SCH-I500 using XDA App
dangerismymiddlename.com said:
Did you try radios meant for the other carrier's network?
Sent from my SCH-I500 using XDA App
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I couldn't find them, do u know where I can get it from? I tried all network Sims in the UK, none work except vodafone.
You probably have manually selected Vodafone in the past and the phone tries to connect to Vodafone. You have to go into settings and select 'automatic network selection' or manually select another network.
Am I the only one stoked by the timestamp on the op <.< 1337
Sent from my MattedBlues CM7 Nexus S from the XDA Premium app.
georgemv said:
You probably have manually selected Vodafone in the past and the phone tries to connect to Vodafone. You have to go into settings and select 'automatic network selection' or manually select another network.
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I've tried that, it says "cannot connect to the network"
Check your APN settings (Settings, Wirelss & network, mobile networks, APN).
You might have success by manually adding the correct ones for the network you're attempting to connect to.
Are you inserting ACTIVATED SIM cards? Also does making voice calls work on it? If voice works and data doesn't, it's your APN settings that need adjustments.
-Nexus S

No 3g signal

I'm on bamf soab 1.03 and I dont think anyone else is habing this problem but I'm wondering if anyone knows how to fix this issue. When I get 4g signal the phone will use it but won't use 3g. It drops out of 4g and then just stays without data. So basically its only using 4g or else its just not connecting to 3g. There is no data problem in my area because people I live with are getting 3g just fine....any ideas?
Menu > Settings > Wireless & Networks > Radio Info > Change LTE only to CDMA/LTE mode
if you don't have the radio info option there, download LTE toggle from the market and do the last step.
heh. i tried out the new 1.03 and market just kept crashing on me(even after force stopping/clearing data) and uninstalling updates. so i just thought "to hell with it" and switched back over to shiftao3p
No such setting as LTE only. And my phone has always been on LTE/cdma so its not that I already checked that. I'm not a noob user.
do you have EHRPD on under modem settings in ##778? It should be. Past that I sometimes reset if it has issues locking on to one and that will resolve. That's all for my ideas, though I'm still on SOAB 1.02
johnchad14 said:
do you have EHRPD on under modem settings in ##778? It should be. Past that I sometimes reset if it has issues locking on to one and that will resolve. That's all for my ideas, though I'm still on SOAB 1.02
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Click to collapse
This is what i was going to suggest. Here's some information that might be helpful. I've found that with the network testing and stuff the past few weeks in my area, sometimes revision a enabled is better, sometimes eHRDP works better. Try switching revision A and see what it does.
Try dialing ##778# on your phone, hit call if you need to.
Choose edit mode
Password is 000000 (six zeros)
Choose modem settings, go down to revision A, and change from e HRDP to "enabled"
Press menu and commit modifications, phone will reboot.
After it settles you may need to go to *#*#4636#*#* and choose phone info then change your preferred network settings to get a solid signal.
Sent from my ADR6400L using xda premium
I was messing with it last night and seems that the issue is fixed if it happens again ill follow those steps. I'm a pretty advanced user but I'm not so familiar with those settings so thanks for the help
Sent from my ADR6400L using XDA App
I'm running a version of 2.11.605.3, de-bloated and rooted.
I lost 3G on October 21st. I would either get 4G, or nothing. On occassion, I would get 1x. Selecting CDMA only gives me NO data
If I change the REV-A option under the ##778# menu from EHRPD to enabled, the 3G comes back and the toggling between 3G and 4G works fine.
Switch back to EHRPD and 3G goes away. Seems like the problem is with EHRPD. I don't know why all of a sudden it stopped working correctly and I don't have enough tech skills to identify the possible cause.
VZW has had trouble with their Data network the last two weeks, could be a VZW problem. I have not had any 3G problems on my phone and I am running SoaB v1.03 on my phone.
Sent from my Galaxy Tab 10.1

[Q] Turn of LTE

Has anybody figured out a way to turn of the LTE antenna. I'm curious if there's an app to disable the antenna, LTE is great but i need ways to conserve battery.
Yes go to wireless networks and the mobile networks and select the ones you would like
Sent from my SAMSUNG-SGH-I727 using XDA App
How to turn off LTE (sgh-i727r tested)
Home screen -> menu button -> settings -> wireless and network -> mobile networks -> network mode
that option is only available on custom roms
Sent from my SAMSUNG-SGH-I727 using xda premium
waiters said:
that option is only available on custom roms
Sent from my SAMSUNG-SGH-I727 using xda premium
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Sorry, Didn't realize how locked down ATT devices are.
I'm using a stock rogers i727r.
I cant even switch to 2g network like previous versions of android. I am looking for something similar to the HTC evo's ability to turn of the wimax antenna. I tried an app designed to turn it of for the htc thunderbolt but obviously it didn't work. looks like LTE is locked on by the firmware, and there is no way to turn it off. I know that i can force the phone to disconect from lte my fooling around with the apn settings but the antenna will still be on even though its not connected.
if you're rooted you can pull the settings.apk and settingsprovider.apk from the BoneSTOCKeteer (in System/App) ROM and push it to your ROM to System/App using Root Explorer, if you know how. (the Roger's ROMS allow you to change network mode)
Thanks for the advise. I ended up runing the rogers rom it has much better network control. Sadly the keyboards included in that rom are junk. I prefer the stock keyboard.
Sent from my SGH-I727R using XDA App
I turned off LTE/DATA.. by turning off "data packet"... use wifi and still get calls and texts and even better battery life.
Stock rom and rooted
Easier way if non-rooted:
Use the media Net apn, instead of att pta.
the media net apn only runs on 2g/3g.
M0D1441 said:
if you're rooted you can pull the settings.apk and settingsprovider.apk from the BoneSTOCKeteer (in System/App) ROM and push it to your ROM to System/App using Root Explorer, if you know how. (the Roger's ROMS allow you to change network mode)
Click to expand...
Click to collapse
No dice, still had the same settings.
*** EDIT ***
Wiped and flashed BoneSTOCKeteer and now the settings are there. However only GSM/HSPA/LTE AUTO and GSM/HSPA AUTO work, GSM ONLY and HSPA ONLY do not work for AT&T apparently.

[Q] ICS 4.0.3 now mobile data won't work?

Is there some easy trick to getting the 3G mobile data to work? It is greyed out in the top RH icon. Only wi-fi works for internet connection. What am I missing!? I have "set mobile limit" checked off no diff. I have a good signal just stays greyed out.
Have you tried switching modems?
Have you went to apn and made sure it's on your network. You have to go to system settings, data, more, mobile networks then access point names.
Sent from my SGH-I897 using xda premium
I flipped back to gingerbread but I have the CWM so I can easily flipp back to ICS. How do I change modems in ICS?? I am in Ontario with Rogers but when the phone boots it flashes AT&T and there are some AT&T apps.
Also found ICS wouldn't play several video formats and made the external SD hard to find. It would be woth a try if I could get it on the mobile data network I am paying for.
shaker2K: does that menu allow me to select from multiple access point names? on the other OS's it usually is only a status of the only network activated?
Thanks for any help though I am new to all this!

[Q] Need help since 4.3 update...can no longer force 3G

I am new to the forums, so please go easy on me.
A quick back story....where I live, I have to use a Verizon Network Extender to make and receive calls & texts from home. VZW's Extender only works with 3G. Since the upgrade to 4.1.1, the mobile network menu only has choices of Global, LTE/CDMA and GSM.
Until yesterday, I have been using an app called Phone Info to manually set my mobile network to CDMA Auto (PRL) when I got home and it worked perfectly. Since the update, the Phone Info app no longer works and I cannot find an app that will allow me the same access to set my mobile network. I receive just enough of a 4G signal where I live that my phone will not auto switch to 3G. So now I have an expensive paperweight at home.
Can anyone point me to an app or tweak that could help me with this problem?
Thanks in advance.

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