[Q] help!3G connectivity has gone from my phone - LG Nitro HD

my phone can not connect to 3G networks in most of our city, while it used to work just fine in these same places. at first i thought there must be something wrong with the carrier's base stations. but today i tested my SIM card on another LU6200(Korean version of Nitro HD) and it works perfectly both on 3G and 2g networks on that phone. but when i put it back into my phone, it can only get 2G signal. if i set the Preferred Network Type to WCDMA ONLY, it got no signal with just a cross on the signal bar. i have to put it back into GSM ONLY mode to receive signal.if i go out, i can get partial 3G connectivity here and there, but not consistently. sometimes even if i have full 3G bar signals on the status bar, i can not make calls or connect to the internet.i've got this problem probably after i tried to forcibly go into the Phone Info menu.i got repetitive " the process com.android.phone has stopped unexpectedly" promps , and i just ignored it and tried again. now ,2 options are missing from the menu, LTE/WCDMA/GSM and LTE Global.in place of them, it's UNKNOWN. i already tried flashing KDZ package of no avail. Does this mean a hardware malfucntion or software glitch?Please help!Thank you in advance

No one can answer?

freefall12 said:
No one can answer?
Click to expand...
Click to collapse
Ask att store for a different sim card i had lte issues and new sim card helped try that
LG NITRO-N XDA APP

Well you do HAVE GSM only selected. THATS 2G(EDGE)
for 3G you would need to select WCDMA

hyelton said:
Well you do HAVE GSM only selected. THATS 2G(EDGE)
for 3G you would need to select WCDMA
Click to expand...
Click to collapse
^^^So true
LG NITRO-N XDA APP

no, if i select wcdma, i got no signal.it should be hardware problem

Related

[Q] Mobile data is stuck on "G"

I have finally acquired a data plan from my cell provider, and today I set up the APN settings for it. However, whenever I turn off the wifi, I only get the "G" (GPRS) icon in the status bar, with unbelievable slow download/upload speeds.
I just now tried flashing my radio to Radio_12.28e.60.140f_26.04.02.17_M2_SF (Even though I believe I had it before as well), and still I can't get it up to "H" (HSPDA).
I asked a co-worker with a Galaxy S on the same cell provider, and he has HSPDA speed at the same location as I. I also compared his APN settings to mine.
What can cause this error? Should I try flashing a different radio? is the Radio_12.39.60.19_26.06.04.06_M or Radio_12.35d.60.140f_26.06.03.24_M2 better in any way? Are they stable? Is this even the cause of my problem?
I have moved this question from the "Android Development" forum (sorry) - and over there I was told to use
*#*#4636#*#* -> Phone information -> WCDMA preferred
or
*#*#4636#*#* -> Phone information -> GSM auto prl
I tried both options, and when I tried "WCDMA only" I got disconnected, when I use any "preferred" setting, I get "Network type: GPRS".
I checked with my co-worker, and he has "GSM/CDMA auto (PRL)" - trying that I am still stuck on "GPRS" as my network type (He has "HSPDA" on his network type)
Are there any other hidden locations I need to check, in order to finally get HSPDA?
where did you buy it?
there are different "versions" out there with different frequencies.
"G" (GSM) is available in every country..but EDGE, UMTS, HSDPA, etc have different frequencies..that could be a reason why it doesnt work.
DN41
I have ordered my DHD from France, but I believe it came from Spain, according to the English (Spain) and English (Catalan) languages on it.
Where can I see what frequencies it support, and how can I change it/fix it?
I just checked. The DHD is
Europe:
HSPA/WCDMA: 900/2100 MHz
GSM: 850/900/1800/1900 MHz
Both Israel and Spain (And France) is on 2100, so I think it should be OK...
seems that this is not the problem
if it would've been the wrong "revision" with different frequencies, you couldn't have done anything.
seems like a software problem...does other sim cards work?
DN41
Try
Settings, wireless and networks, mobile networks, network modes.
This give options for WCDMA only, GSM only and GSM/WCDMA auto.
Hope this helps.
Sent from my Desire HD using XDA App
you might also want to check you have a 3G capable sim card, if you have only just aquired a data plan
Someone once told me there is no such thing as 3G sim - they are all basically the same, except for the on card memory size (64/32MB, or something like that). I wasn't too sure he was right, but then my cell provider just told me he can give me the data plan, without the need to physically upgrade the sim card. Then again - what do they know?
Do you think it might be the case?
ATGardner said:
Someone once told me there is no such thing as 3G sim - they are all basically the same, except for the on card memory size (64/32MB, or something like that). I wasn't too sure he was right, but then my cell provider just told me he can give me the data plan, without the need to physically upgrade the sim card. Then again - what do they know?
Do you think it might be the case?
Click to expand...
Click to collapse
Yeah, pretty sure there's no 3G SIM card. The SIM card only identifies you to the network.
Yes, it was the sim card. Apparently mine was quite antique... Now it works just fine with H/3G.
Thanks for the help, though.
ATGardner said:
Yes, it was the sim card. Apparently mine was quite antique... Now it works just fine with H/3G.
Thanks for the help, though.
Click to expand...
Click to collapse
it's an orange thing, i couldnt get 3G for ages on orange, turned out they had only recently started providing 3G capable sim cards to PAYG customers lol

[Q] Htc desire hd A1919 3G Problem

I am using HTC DESIRE HD A1919. (Baseband version 12.65.60.29U_26.14.04.28_M) and (Kernel version 2.6.35.10-g931a37e [email protected] #1 Wed Nov 9 14:04:03 CST 2011). Recently 3G is launched in my country Pakistan but when my phone is not connecting to 3G. settings/about phone/Network/Mobile Network type always shows EDGE! I inserted my sim in a friend's phone in the same area and 3G was working fine. I went to Htc Sales and Service Store but they simply said they can't help! I have never rooted rooted my phone and done nothing with my phone except downloading apps from Google play! Can anyone tell how to solve this problem??? Please tell the solution in steps because i am unaware of android development and stuff like that!
No Hard...
faseeh said:
I am using HTC DESIRE HD A1919. (Baseband version 12.65.60.29U_26.14.04.28_M) and (Kernel version 2.6.35.10-g931a37e [email protected] #1 Wed Nov 9 14:04:03 CST 2011). Recently 3G is launched in my country Pakistan but when my phone is not connecting to 3G. settings/about phone/Network/Mobile Network type always shows EDGE! I inserted my sim in a friend's phone in the same area and 3G was working fine. I went to Htc Sales and Service Store but they simply said they can't help! I have never rooted rooted my phone and done nothing with my phone except downloading apps from Google play! Can anyone tell how to solve this problem??? Please tell the solution in steps because i am unaware of android development and stuff like that!
Click to expand...
Click to collapse
Open Dialer n Type: *#*#4636#*#*
Testing window will open up, Click on Phone Information > scroll down > Preferred Network(WCDMA Preffered by defect) > Choose WCDMA Only.
That's it.
htc desire hd 3g problem
dr.patron99 said:
Open Dialer n Type: *#*#4636#*#*
Testing window will open up, Click on Phone Information > scroll down > Preferred Network(WCDMA Preffered by defect) > Choose WCDMA Only.
That's it.
Click to expand...
Click to collapse
i don it but my phone go again in pereferd WCDMA what would i do pls
rohan khan said:
i don it but my phone go again in pereferd WCDMA what would i do pls
Click to expand...
Click to collapse
Did you get 3G while choosing WCDMA Only?
If Yes,means you have to do it manually everytime you reboot your device.
If No,means you don't have a 3G data plan.
If you reboot your device mean while it will again set to prefered WCDMA so everytime you need to do it manually. Just to remember if you're getting 3G even on prefered WCDMA then leave it as it is. I think it's an issue regarding weak carrier signal.
dr.patron99 said:
Did you get 3G while choosing WCDMA Only?
If Yes,means you have to do it manually everytime you reboot your device.
If No,means you don't have a 3G data plan.
If you reboot your device mean while it will again set to prefered WCDMA so everytime you need to do it manually. Just to remember if you're getting 3G even on prefered WCDMA then leave it as it is. I think it's an issue regarding weak carrier signal.
Click to expand...
Click to collapse
no i did'nt get 3g after WCDMA preferd but when i replace my sim to other set its working its so confusing
rohan khan said:
no i did'nt get 3g after WCDMA preferd but when i replace my sim to other set its working its so confusing
Click to expand...
Click to collapse
mine situation is exactly the same situation which is yours!
dr.patron99 said:
Did you get 3G while choosing WCDMA Only?
If Yes,means you have to do it manually everytime you reboot your device.
If No,means you don't have a 3G data plan.
If you reboot your device mean while it will again set to prefered WCDMA so everytime you need to do it manually. Just to remember if you're getting 3G even on prefered WCDMA then leave it as it is. I think it's an issue regarding weak carrier signal.
Click to expand...
Click to collapse
I have tried everything like this....but still no results! I guess this is a problem of build.prop! can anyone help in this regard?
faseeh said:
I have tried everything like this....but still no results! I guess this is a problem of build.prop! can anyone help in this regard?
Click to expand...
Click to collapse
Its not the build prop. Its how HTC designed the DHD.
The DHD isnt quadband, You can check the specs at gsm arena.
Some countries have thier 3g on a different band, so if you buy a DHD that doesnt scan for 3g on your countries band, you face the same problem.
I have being trying to fix this problem but got stuck along the way. Its very good to see that people also have the same problem. Maybe the devs would try something.
mickeyasamoah said:
Its not the build prop. Its how HTC designed the DHD.
The DHD isnt quadband, You can check the specs at gsm arena.
Some countries have thier 3g on a different band, so if you buy a DHD that doesnt scan for 3g on your countries band, you face the same problem.
I have being trying to fix this problem but got stuck along the way. Its very good to see that people also have the same problem. Maybe the devs would try something.
Click to expand...
Click to collapse
dear, did you get any sulution for 3g network on dhd?
rohan khan said:
dear, did you get any sulution for 3g network on dhd?
Click to expand...
Click to collapse
Nope..
Before i can try anything i have to put the device in diag mode which i have being able to, but the problem now is the device isnt showing up properly in QPST(a program for communicating directly to the qualcomm chip).
It detects the open port on windows but its unable to find the phone in the port.
If the phone doesnt show up in the port, changes cannot be done.
So thats the update.
If you have any idea, you could share
WCDMA
goto mobile network under settings, then select network mode, change it to GSM/WCDMA auto if it doesnt work then change it to WCDMA only.
It'll do the trick.

[Q] Sporadic data connection

I just got a N7505 and with Rogers in Canada.
Data connection is sporadic. It will not work for few minutes occasionally and it is getting annoying.
I checked the APN settings and they are correct.
Any suggestions?
ddochi11 said:
I just got a N7505 and with Rogers in Canada.
Data connection is sporadic. It will not work for few minutes occasionally and it is getting annoying.
I checked the APN settings and they are correct.
Any suggestions?
Click to expand...
Click to collapse
What u mean for "SPORADIC"? is it mean the data connection is on/off? how about your sim card line? is it 3G or 4G?
seven6ixers said:
What u mean for "SPORADIC"? is it mean the data connection is on/off? how about your sim card line? is it 3G or 4G?
Click to expand...
Click to collapse
Sporadic as in, it sometimes works, and sometimes not.
Wifi is fine, but mobile data (4G/LTE) is not. With the same SIM card, mobile data (LTE) works fine on LG Optimus G.
ddochi11 said:
Sporadic as in, it sometimes works, and sometimes not.
Wifi is fine, but mobile data (4G/LTE) is not. With the same SIM card, mobile data (LTE) works fine on LG Optimus G.
Click to expand...
Click to collapse
In my case... my sim is 3G..but i've set in Mobile Network is "LTE/WCDMA/GSM (auto connect)" at first.. then i found out my data connection same with u.. sometimes on & off... telco company advise me change to "WCDMA/GSM (auto connect)". Since my operator line area still not available for LTE service. After i changed it.. then works fine.
U try to change first, then we'll see..is it ok or not.
Here in U.A.E i was facing the same issue as a work around i go to SETTING , MORE NETWORKS i then MOBILE NETWORKS and in NETWORK MODE manually select WCDMA/GSM as off course i wont able to get LTE but data speed is much better and no signal problem what so ever.
My carrier does not use WCDMA, just LTE/GSM.
Is there a code from dialpad to get into backend settings? For instance, with my other phone (Galaxy Note 1), I can dial *#*#4636#*#* to get into phone settings for more options for network connection.

Can not connect to 4G/3G.

Hello there, I'm in need of your help again.
My SGH-M919 has a problem, it cannot connect to 3G/LTE (Not even EDGE). My carrier uses the 850 mHz band for GSM and 1900 mHz for UMTS, so the phone should be able to use them. The thing is, it doesn't. It only connects to GPRS and the signal is very erratic and weak (Usually 2-3 bars). Sometimes I get SMSs from my carrier saying that I missed like 5 calls when my phone never rang once. I live in a zone with good 3G coverage, so it's not the signal.
I'm currently rooted on Android 4.4.4 (NH7). I already tried selecting "1900 WCDMA" in the *#2263# service menu but that only causes the phone to lose all the signal (And it's a problem to change it back, without signal the service menu doesn't work and I cannot change the Network Mode in Settings).
I've tried to select "WCDMA only" mode before, but my signal just goes to zero (The circle with the slash) before changing back to "LTE/WCDMA/GSM (Auto connect)" automatically.
I also cannot use the Network Operators option. Using "Search now" makes it search for a few seconds before showing the message "Error while searching for networks". The "Select automatically" one shows the message "Unable to connect. Try later" and then connects back to my carrier (Movistar)
My APNs are configured (They did it themselves when I inserted the SIM, but I've configured them manually before). The SIM card works, I tried it in another phone and it got 3G immediately, I also tried another SIM card on the GS4, but the result was the same. Someone told me to upgrade to the latest firmware (NK2) while someone else told me to flash the MDL modem. (Is that even possible? I read something about KNOX blocking all downgrades after 4.3).
Since I couldn't find any direct solution to the problem, I'm recurring to you.
Thanks.
P.S: I didn't change the LTE Band Preference option in the Service Menu because the last time someone messed with it, my IMEI/Baseband went completely nuts, I thought the EFS got corrupted, but they magically appeared everytime I enabled the Airplane Mode (So I was able to select Automatic in the ServiceMenu and they got fixed). Also, I don't live in a LTE area although once during a very strong thunderstorm, I got 4G for a few minutes before going back to G).
*bump*
Any ideas?
Did you put a check mark in data roaming?
Shortbus-Driver said:
Did you put a check mark in data roaming?
Click to expand...
Click to collapse
I've tried with and without it, it doesn't make a difference anyway.
Does it show you have an ìmei # other than all zeros?
Don't post it just a yes or no.
Shortbus-Driver said:
Does it show you have an ìmei # other than all zeros?
Don't post it just a yes or no.
Click to expand...
Click to collapse
My IMEI is fine, the phone connects to the carrier network but it stays on GPRS (and the signal is always dropping)
Update to full NK2 firmware and see if that will fix it
serio22 said:
Update to full NK2 firmware and see if that will fix it
Click to expand...
Click to collapse
I'll try that later. Will I have to re-root and re-install TWRP after flashing NK2?
I have a similar problem with my M919 on the Tmobile network. Using the *#2263# menu I can not get mine to work on WCDMA (4G) either. I can chose GSM /LTE only and my phone works normally but no 4G signal. If I chose WCDMA I get no signal. I can see it trying to connect and immediately dropping the signal. If I choose any option with WCDMA included it has erratic signal and will lose the signal most of the time when I try to make a call. So basically I have the choices of GSM only or GSM/LTE only. Before I discovered the secret menu I was stuck with GSM only in the phone's settings. This has been going on for months. Tmobile changed my SIM card and it didn't help. I've rooted and unrooted my phone (using autoroot) and even tried different modems (even worse signals) and now am back to stock rooted NK2 firmware and modem. I have given up and decided to get another phone (not an S4). My wife's S3 gets great 4G signals in the same location by the way. I wonder if anyone knows why our phones can't use 4G. I am beginning to think it's a hardware problem but I'm way out of warranty on mine.

S4 Mini 19190 stuck on EDGE network

Hello everyone , I'm from Morocco and I need help with my device's Mobile Data.
To begin with, I've got an S4 mini 19190 3G variant, I installed a cyanogenmod ROM, it's a cm13 version, android 6.0.1. I'm using a TWRP recovery.
I've had a cm12.1 before and had the same exact problem: I'm always stuck on EDGE network .
I've gone to the settings, and made sure to choose 3G in the preffered network type.
My APN setting are correctly configured.
I've tried forcing the device to choose WCDMA by going to Phone Info. Choosing the WCDMA option disables Mobile Data and calls, with emergency calls enabled only.
Choosing the "WCDMA preffered" option doesn't change anything, it's still on EDGE.
I've looked for a solution, and noticed that some people had a problem with IMEI number, I've checked it, it's the same as the one on the back of the phone.
Anyone got any idea on how to fix this? Thank you .
Are you sure that your area has any WCDMA connection? Can you check with another phone?
Yes, I've already had H+ connection on the same phone but with a different version of the ROM, and my father has H+ working perfectly on his SGS5. I didn't try with another phone, I'll try and see if the problem comes from the SIM.
Omg Thank you! Why didn't I think of that! (How stupid of me) I tried my SIM card on a different phone (that had H+ working on it) and it went on EDGE network, and I chose WCDMA only and the connection was lost. There is a problem with my SIM card, I'm going to contact my service provider to fix this
Thanks Again!!

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