[MOTO X XT1052 ] Losing signal while switching 3G-2G-3G.... - Moto X Q&A

I noticed a big problem with the radio.
I live in an area where the 3G signal is not very strong, and it happens that the phone changes alone in 2G mode, then return to 3G when the signal is better..
It happens, however, that during these steps 3G-2G or 2G-3G phone loses the line, so that in that passage i'm not contactable if someone phone me, I realize that I get the SMS notification later.
I noticed that the indicator of the phone signal is reset, and I can not even call. As an indication of the lack of signal is about 4-5 sec
With other devices like Galaxy S2 and Motorola Defy+, in the same place with the same operator and sim didn't happens...

i contact Motorola support and they answer to me
Thank you for contacting us.
We are sorry for the problems found with your unit Moto X.
We kindly ask you to use your unit in safe mode for 24 hours in order to check whether the problem should be related to a malfunction of some third-party application . In this period of time, please do not use downloaded applications and to check if the reception problem occurs again .
1 . Press the power button.
2 . Tap and hold the off button .
3 . Tap OK when you see the option Restart in Safe Mode.
4 . The phone will restart and the lower left corner of the screen you will see the words Safe Mode .
In case the problem persists , we recommend that you perform a restore of the initial data unit so eliminari possible software errors that may be causing the problem.
We specify that this operation will cause the loss of all data currently stored in the internal memory of the smartphone ; recommend that you make sure , before you perform the restore , to have a reliable copy of important data for you .
Here are the steps needed to perform the reset procedure :
Menu> Settings > Backup and Restore > Factory data reset .
We remain at your disposal for any further information at 0269430777 , we are open from 9 to 19 from Monday to Friday .
With best wishes and thank you for allowing us to be in His service.
Click to expand...
Click to collapse

other italian users have same problem :n the transition from UMTS to GSM coverage remains off for ten seconds.

no one has this problem?

I lose network, but once in a while.

DaRkRhiNe said:
I lose network, but once in a while.
Click to expand...
Click to collapse
do you have european device? wich fw? en.EU..en.FR...

i try to manually select the network to prevent the fluctuation of the signal.
and it seems ok

someone said me that USA models don't have this problem...

toroloco73 said:
someone said me that USA models don't have this problem...
Click to expand...
Click to collapse
I Have x1052... Portugal.
And if I'm not wrong, switch from 3G to 2G forces the to change frequencies, and forces to make a request (update profile) to your operator.
This operations take a few seconds, when you initialize your phone, and after you insert your SIM pin code your phone take a few seconds to get connection. It's the same behaviour.
When you know that you are at a location with low 3G switch manually to 2G, then you don't get this failures.
What I mean is: I think is not an issue, if we made this change manually 2g->3G we have this service break of 4-5s. (It´s a Location Update).
BR

toroloco73 said:
someone said me that USA models don't have this problem...
Click to expand...
Click to collapse
i had it all version european and Us versions of moto x
i sell my italian moto x to buy an american one
not only got signal losing ,but the 3g and H+ speed was low on italian one.
on american i got 15-16 mega in download and 2-3 in upload.
on italian i ve got 6-7 mega in download and 1-2 in upload
u can try to flash the 4.4 tmobile modem
from my test was the most stable

Yesterday a test my connections with speedtest app.
And I have 15Mb/s download, and 20Mb/s upload.
Not bad, I was with full carrier signal power.

sylarm said:
Yesterday a test my connections with speedtest app.
And I have 15Mb/s download, and 20Mb/s upload.
Not bad, I was with full carrier signal power.
Click to expand...
Click to collapse
u are in Italy??

danger2u said:
u are in Italy??
Click to expand...
Click to collapse
I'm in Portugal. (Vodafone).

sylarm said:
I Have x1052... Portugal.
And if I'm not wrong, switch from 3G to 2G forces the to change frequencies, and forces to make a request (update profile) to your operator.
This operations take a few seconds, when you initialize your phone, and after you insert your SIM pin code your phone take a few seconds to get connection. It's the same behaviour.
When you know that you are at a location with low 3G switch manually to 2G, then you don't get this failures.
What I mean is: I think is not an issue, if we made this change manually 2g->3G we have this service break of 4-5s. (It´s a Location Update).
BR
Click to expand...
Click to collapse
But with other devices like Motorola Defy+, Samsung Galaxy S2 and Motorola Razr M i never had this problem. ..
I noticed that the Defy+ is the best phone that i had for signal reception and the Moto X and Razr M leaves 3G signal with more facility than SGS2...
Inviato dal mio GT-I9100 utilizzando Tapatalk

danger2u said:
i had it all version european and Us versions of moto x
i sell my italian moto x to buy an american one
not only got signal losing ,but the 3g and H+ speed was low on italian one.
on american i got 15-16 mega in download and 2-3 in upload.
on italian i ve got 6-7 mega in download and 1-2 in upload
u can try to flash the 4.4 tmobile modem
from my test was the most stable
Click to expand...
Click to collapse
Do you test if in the switching 2G-3G-2G time the smartphone lost signal?
How can i flash tmobile modem on my Moto X without root?
Inviato dal mio GT-I9100 utilizzando Tapatalk

toroloco73 said:
Do you test if in the switching 2G-3G-2G time the smartphone lost signal?
How can i flash tmobile modem on my Moto X without root?
Inviato dal mio GT-I9100 utilizzando Tapatalk
Click to expand...
Click to collapse
i test it from 4g to 3g to 2g and so on
for 5-10 seconds the phone lose the signal because changes frequencies i guess,but after that the signal is strenght
with mfastboot and the tmobile modem files u can flash without root
if u are italian u can find me on google plus or telefonino
+sorin daniel (google+)
danger2u (telefonino)
and i give u the files and comands

Also i am italian, you can find me on telefonino like torolocoxxx or androidiani like toroloco73...
But also with modem change the problem exists. ..
Why with other android devices with same conditions (sim operator and places) there isn't losing signal switching 2g-3g-2g ...
And why during a call the phone switchs 3g-2g without losing signal also if i move with car or train?
Inviato dal mio GT-I9100 utilizzando Tapatalk

toroloco73 said:
Also i am italian, you can find me on telefonino like torolocoxxx or androidiani like toroloco73...
But also with modem change the problem exists. ..
Why with other android devices with same conditions (sim operator and places) there isn't losing signal switching 2g-3g-2g ...
And why during a call the phone switchs 3g-2g without losing signal also if i move with car or train?
Inviato dal mio GT-I9100 utilizzando Tapatalk
Click to expand...
Click to collapse
i have the same problem on a USA Tmobile edition of the phone. its not something new.. i saw it happen on the very first day i got the phone..

kreegaa said:
i have the same problem on a USA Tmobile edition of the phone. its not something new.. i saw it happen on the very first day i got the phone..
Click to expand...
Click to collapse
Wich fw have you? Also with 4.2.2 ?
Inviato dal mio GT-I9100 utilizzando Tapatalk

No one answer me?
Inviato dal mio GT-I9100 utilizzando Tapatalk

Related

WEIRD! Emergency call only! O_o

This one is pretty *beep* up! The phone was working pretty fine last time I looked at it (30 minutes ago), I put it in my pocket and had dinner (as always), then I took it out to make a phone call and it says just "Emergency call only" instead of showing my phone operator (3 ITA). I tried rebooting, no luck! Still the same.
Strange thing is that it has signal (full) but I can't make/receive calls or use data network. If I go under Settings -> Wifi -> Mobile networks settings and I look for operators it searches and I can see all of them (mine included) but I cannot select it!! Neither mine nor another one (TIM, which is the roaming default one for my operator when there's no signal)...it just says "Unable to connect. Try later".
Weirdest thing of all is that I AM RECEIVING PUSH EMAILS from gmail!!!
Anyone has a clue about this??? Has it ever happened to anyone?
Btw, I'm using zeroblaster rom, which is based on official italian froyo firmware...everything was working so good until ten minutes ago!
Hope I don't have to reflash...
Just got weirder: put my sim on another phone...it registers without problems on the network.
Then put the other's phone's sim on my sgs...it registers without problems.
Then switched again: Emergency calls only
WHAT THE ****??!? (what are we? children? sorry mod...lol)
carlocb said:
Just got weirder: put my sim on another phone...it registers without problems on the network.
Then put the other's phone's sim on my sgs...it registers without problems.
Then switched again: Emergency calls only
WHAT THE ****??!? (what are we? children? sorry mod...lol)
Click to expand...
Click to collapse
Sounds like it may be ur sim card but its weird it would work in another phone. Perhaps its a mix of ur sim and ur rom. A flash may be ur only fix...
Sent from my GT-I9000M using XDA App
yiannisthegreek said:
Sounds like it may be ur sim card but its weird it would work in another phone. Perhaps its a mix of ur sim and ur rom. A flash may be ur only fix...
Sent from my GT-I9000M using XDA App
Click to expand...
Click to collapse
It is WAY weird imho! The weirdest thing being that I'm still receiving gmail's pushes after 5-6 reboots while it keeps saying "emergency calls only".
Also I saw that when the phone boots, while it's loading the launcher, widgets, etc. it gets the connection for like 2-3 seconds it shows my operator (in the lockscreen), then it switches to "emergency calls only"...
I'll wait another hour (maybe as the issue came out of nowhere it'll go away? ) then I'll try reflashing...since I had to change to k9 anyway to fix the /system corruption etc. -.- I'm already backing-up...
Hope the flash will fix this though...it's really a pain in the ***
carlocb said:
It is WAY weird imho! The weirdest thing being that I'm still receiving gmail's pushes after 5-6 reboots while it keeps saying "emergency calls only".
Also I saw that when the phone boots, while it's loading the launcher, widgets, etc. it gets the connection for like 2-3 seconds it shows my operator (in the lockscreen), then it switches to "emergency calls only"...
I'll wait another hour (maybe as the issue came out of nowhere it'll go away? ) then I'll try reflashing...since I had to change to k9 anyway to fix the /system corruption etc. -.- I'm already backing-up...
Hope the flash will fix this though...it's really a pain in the ***
Click to expand...
Click to collapse
the same thing that is happening to me (H3G italy)... really strange
enlightener said:
the same thing that is happening to me (H3G italy)... really strange
Click to expand...
Click to collapse
Sounds like your network (3) is down. Id call them to see what is going on...
enlightener said:
the same thing that is happening to me (H3G italy)... really strange
Click to expand...
Click to collapse
Are you kidding me?? What, right NOW?? Could it be something wrong with H3G? Did you putting sim on another phone? Getting weirder and weirder lol!!!
What rom/firmware are you using??
yiannisthegreek said:
Sounds like your network (3) is down. Id call them to see what is going on...
Click to expand...
Click to collapse
No that's not it, because putting H3G sim on another phone WORKS!!
And anyway, when H3G's down it uses TIM as roaming...this time I cannot even select TIM as operator, it refuses! And normally you can always use tim in roaming if you want (even when H3G has signal...)!
carlocb said:
No that's not it, because putting H3G sim on another phone WORKS!!
And anyway, when H3G's down it uses TIM as roaming...this time I cannot even select TIM as operator, it refuses! And normally you can always use tim in roaming if you want (even when H3G has signal...)!
Click to expand...
Click to collapse
Hmmmm... That is weird alright.
If you purchased your SGS through your carrier H3G I would still call them to report it as there are now 2 of you experiencing the same issue so it cant just be phone related and if it is then they will have to honor your warranty to replace or fix it (both of you)...
It's happening to me too.. i also use H3G Italy on my Galaxy S and i have this issue since around 19:00 this evening with my work SIM card
I have a Tayutama 1.0.0 ROM based on the JPM Froyo ROM.. it's the first time this is happening to me..
lionita said:
It's happening to me too.. i also use H3G Italy on my Galaxy S and i have this issue since around 19:00 this evening with my work SIM card
I have a Tayutama 1.0.0 ROM based on the JPM Froyo ROM.. it's the first time this is happening to me..
Click to expand...
Click to collapse
Well... That is 3 of you so it must be carrier related in some way. Again... Call your carrier and explain what is happening. Explain that when you put the sim into a different device it works ok but in the SGS all you can do is make emergency calls and they should be able to tell you what is going on.
Make sure to post back as I am now interested in seeing what your issue is / was...
carlocb said:
Are you kidding me?? What, right NOW?? Could it be something wrong with H3G? Did you putting sim on another phone? Getting weirder and weirder lol!!!
What rom/firmware are you using??
Click to expand...
Click to collapse
JP5 (i tried another one, don't remember what version but it's the same, it is not firmware related)
in settings->about phone->status it says:
network: 3 ITA
mobile network type: UMTS
service state: out of service
mobile network state: connected (and it works... )
but ... int the status bar it shows "Only emergency calls"...
i haven't tried another phone yet... will do now...
edit: tried my sim on another phone and another sim on my phone.... it works....wtf?
enlightener said:
JP5 (i tried another one, don't remember what version but it's the same, it is not firmware related)
in settings->about phone->status it says:
network: 3 ITA
mobile network type: UMTS
service state: out of service
mobile network state: connected (and it works... )
but ... int the status bar it shows "Only emergency calls"...
i haven't tried another phone yet... will do now...
Click to expand...
Click to collapse
You just answered your own question I think. "service state: out of service" says it all I believe even if the sim cards DO rgister on another phone for whatever reason.
The fact is the they dont register on your Galaxy S so call them and report the issue and they should be able to help you...
Yeah well, you see, that could be a problem because...H3G has a TERRIBLE customer care, lol! Basically the thing is you can't call them...you need to send an email, and an answer will arrive 2-3 days later. That's not good enough for me! If it doesn't get fixed tomorrow I'll go directly to a 3shop and they'll call someone higher to understand this. Hope they fix it soon though!
Anyway...now I have a strong curiosity: could it be JUST the SGS? If so...WHY???? I tried putting the simcard on a Nokia E71 and it works...does anyone have another android phone with H3G? Could it be somehow "system"-related? Because I can't figure out why a specific phone device shouldn't work point-blank with my operator! And that's even a phone they sell themselves!!
Rebooted and now it WORKS! THANK GOD (even if I'm atheist....)
Still would like to know why it did this!
I had a similar problem where if I was in an area with bad reception it would default to emergency calls only. But the funny thing is when I go into the menu settings I can see my carrier and when I try to select it, it says network unreachable. Eventually I would get signal but the tab still says emergency calls only. Tried making calls but it wouldn't allow.
Initially to rectify the problem I rebooted the phone and that worked but got annoying. So I realised that if I left it for a couple of mins whenn it had reception it would fix itself. As of recently (last 2 months) I haven't any problems.
Btw i'm on jpm and my carrier is 3 australia. It's rubbish service
Sent from my GT-I9000 using XDA App
Hello,
Same thing happening to me... It must have something related to signal strength, i went downtown and phone was perfectly fine.
But at home it keeps loosing signal, i dialed *#*#0011#*#* and it shows changing BAND... as if it was searching for service on different bands...
But the thing is, i tried inserting the SIM on other 2 phones and i get a FULL signal, so i guess signal is coming pretty intense here... why is the SGS loosing it? i have no idea...
By the way, i am from Brazil, and that started happening after i flashed my rom to FROYO VJJPA..
me too, has no signal at home but works for another phone.
gentefina said:
Hello,
Same thing happening to me... It must have something related to signal strength, i went downtown and phone was perfectly fine.
But at home it keeps loosing signal, i dialed *#*#0011#*#* and it shows changing BAND... as if it was searching for service on different bands...
But the thing is, i tried inserting the SIM on other 2 phones and i get a FULL signal, so i guess signal is coming pretty intense here... why is the SGS loosing it? i have no idea...
By the way, i am from Brazil, and that started happening after i flashed my rom to FROYO VJJPA..
Click to expand...
Click to collapse
Come on guys help us out!
My battery drains because the cell keeps searching for signal!
gentefina said:
Come on guys help us out!
My battery drains because the cell keeps searching for signal!
Click to expand...
Click to collapse
Same is happening to me. Serive state says out of service so could registering the sim card to phone be the actual isuue?

[Q] GPRS not working in Note

Hi people,
I have a note in which GPRS wont work if u dont use it continuosly for some time .after that every app which uses it says no network connection. After you restart it it starts working fine but the problem remains same.
any help???
why nobody's helping...
Nobody's helping me in this
What rom are you on?
Sent from my GT-N7000 using xda premium
Sorry
Hi,
I am sorry but I am new to this can you tell me how to know the ROM. BTW its recently upgraded to Android4.0.3...
Yea this is mostly because of tata docomo's ****ty network. The only way is to restart.
Go to select network operator and select TATA DOCOMO. It works sometimes . Not always
Press power button.... Activate flight mode then deactivate.... No need to reboot...
Hi @chintamanijaipuri,
I already tried this thing ..but it wont work..
I took it to service center they said its a software issue but after service also the problem still persists..this phone becomes boring without Internet..
Please tell me if it is network problem or any other issue...
I have attached a scrshot if u want to see the error
Go to apps, find the dialer app and clear cache and data. This will reconfigure you're data connection.
Sent from my Paranoid Android GT-N7000. It doesn't get much better than this!
Do u mean this??
Hi Spydertracks,
PFA ... did u mean this app ..but options for clearing data are disabled ...
Go to APN setting and reset to default it will let you pick your network provider after. Then, if this doesn't solve it, find the APN for your provider and manually insert them.
Sent from my GT-N7000 using Tapatalk 2
Not working
Hi Braxos,
tried this just now..not working...
So it was working and all of the sudden stopped? Ymmv did you try to remove the Sim card clean it abut and reapply it? And if you have another Sim try that too.
Sent from my GT-N7000 using Tapatalk 2
usually works
Hi Braxos,
It usually works but as the network goes and comes back say while I'm driving after that it won't come back again.
all apps who need net will show "network not available" the 'E' sign disappears from the phone.
after I restart it, it starts working...
does the sim card has any effect on this...?
It shouldn't have! That indicates to a bad radio or network in your area. Suggest to try a different provider and see if the problem persists. And Sim can influence the reception if it doesn't have a good contact to the motherboards pins.
Sent from my GT-N7000 using Tapatalk 2
Thanks!!
Hi Braxos,
Many thanks for ur quick replies...
that means i can assume its not my phone but its the network who is the culprit...
will surely try with a diff network service provider and let u know..!!
AnjniG said:
Hi Braxos,
Many thanks for ur quick replies...
that means i can assume its not my phone but its the network who is the culprit...
will surely try with a diff network service provider and let u know..!!
Click to expand...
Click to collapse
No problem mate I hope it isn't the phones antenna and it is your provider/Sim card as you said you took it to a service center, and of your picture I see 2 from max 4 of the signal strength and assuming this isn't hspa! You should have at least edge speeds on it. Did you upgrade the firmware of the phone? Via kies! There was some firmwares with crappy modem.open settings go to about phone and post a screenshot of it plz
Thanks
Sent from my GT-N7000 using Tapatalk 2
Posted..
Chk this scrchot attached..
I didn't updated it. i gave it to service center people they have done the upgrade..
Now open dialer and give *#0228# don't press anything just take a screenshot to see the mode of the network you are and the strength of the signal provided. At least for me the ics modem sucks, the lc1 on last GB German version was awesome.
Sent from my GT-N7000 using Tapatalk 2
Posted..
Hey check the scrshot

[Q] Problem with data after installing stock JB 4.1.2 EU

Hello, everyone! :laugh:
I'm new on this forums but I want to contribute as much as posible. In this moment I have a question, though; my RAZRi was filled with bloatware from Telcel (my operator in Mexico), so I decided to install a retail stock ROM, specificaly that labeled EU (I also tried with the GB one).
Apparently everything was fine, I even installed the CWM and rooted my phone, but I started to notice that my 3G and HSPA data weren't working. The phone showed the 3G and H+ letters in blue and apparently I had internet, but data is not received at all; the up arrow blinked from time to time but that's it. My WiFi and GPS work as charm.
I'm trying to figure this out because my girlfriend lives in another state and whatsapp is our only link while we're on the street.
Has anyone have the same problem using a stock room from a different country than yours? I'm thinking that it might be a problem with my operator's network because my internet comes back from time to time, but believe me, it's more the time that I don't have internet than the time I do have it, call it a 95 off - 5 on. It's been two days like this and I can't find a solution.
Thank you very much for your help.
Hey Richie,
do you checked the APN ?
HeyRichie said:
Hello, everyone! :laugh:
I'm new on this forums but I want to contribute as much as posible. In this moment I have a question, though; my RAZRi was filled with bloatware from Telcel (my operator in Mexico), so I decided to install a retail stock ROM, specificaly that labeled EU (I also tried with the GB one).
Apparently everything was fine, I even installed the CWM and rooted my phone, but I started to notice that my 3G and HSPA data weren't working. The phone showed the 3G and H+ letters in blue and apparently I had internet, but data is not received at all; the up arrow blinked from time to time but that's it. My WiFi and GPS work as charm.
I'm trying to figure this out because my girlfriend lives in another state and whatsapp is our only link while we're on the street.
Has anyone have the same problem using a stock room from a different country than yours? I'm thinking that it might be a problem with my operator's network because my internet comes back from time to time, but believe me, it's more the time that I don't have internet than the time I do have it, call it a 95 off - 5 on. It's been two days like this and I can't find a solution.
Thank you very much for your help.
Click to expand...
Click to collapse
Im from mexico too , i have the Omars Rom and before that the french version of Jb, never had this issue
What about chek the apn config?
Intel device - Razr i Owner
Hit thanks if i help you or you like my style
APN checked
Marco Lomas said:
Im from mexico too , i have the Omars Rom and before that the french version of Jb, never had this issue
What about chek the apn config?
Intel device - Razr i Owner
Hit thanks if i help you or you like my style
Click to expand...
Click to collapse
I have checked them, I even set the APN settings manually but it gave me the same result. What part of Mexico are you in, Marco? Do you know if there's any problem with Telcel network in Mexico City?
Thanks :fingers-crossed:
Can you change the Network Mode to GSM only for testing
Sent from my Razr i using Tapatalk 2
Bananen said:
Can you try the Network Mode to GSM only for testing
Sent from my Razr i using Tapatalk 2
Click to expand...
Click to collapse
Sure. Well, I have two options under 'Select Network': Automatic and 2G only, Automatic is selected by default. Should I choose 2G?
Yes
Gesendet von meinem LT18i mit Tapatalk 2
Done
It works! And actually I went back to my original stock ROM, just to make sure, and the same thing happens when on 3G/HSPA, no data, but on GSM everything works fine.
I guess that means it's my operator's network, isn't it? I'll have to call and ask them if there's a problem in my area; it's a shame because, in the meantime, I'll have to stay on 2G just to keep my internet working ):
I hope Telcel fix it soon. Thank you very much! :victory:
HeyRichie said:
It works! And actually I went back to my original stock ROM, just to make sure, and the same thing happens when on 3G/HSPA, no data, but on GSM everything works fine.
I guess that means it's my operator's network, isn't it? I'll have to call and ask them if there's a problem in my area; it's a shame because, in the meantime, I'll have to stay on 2G just to keep my internet working ):
I hope Telcel fix it soon. Thank you very much! :victory:
Click to expand...
Click to collapse
Yeah maybe its a telcel problem, im on Monterrey, Nuevo Leon. And here i havent any issue i have hdspa/hdspa+/3g/2g working
I never has to change my apn, on every custom rom or homemade fastboot it already install it
Intel device - Razr i Owner
Hit thanks if i help you or you like my style

[Q] Can't turn on Portable Wi-Fi Hotspot

I use the Wi-Fi hotspot feature on my Moto x 2014 (KitKat 4.4.4) like 4/5 times per week but since few days it doesn't work anymore.
When I click on "Portable Wi-Fi Hotspot", it keeps on "Turning hotspot on..." and it doesn't work. I tried to restart the phone several times, let the battery drains, anyway.
I don't want to reinstall my phone, has someone ever had this problem ? Do you have any suggestion ?
What carrier do you have? Maybe it's a problem on their end. I'd give them a call.
_MetalHead_ said:
What carrier do you have? Maybe it's a problem on their end. I'd give them a call.
Click to expand...
Click to collapse
I'm in France, my carreer is Sosh (it's a career of Orange) but it worked before !
Cocal said:
I'm in France, my carreer is Sosh (it's a career of Orange) but it worked before !
Click to expand...
Click to collapse
So? What kind of logic is that? Just because it worked before doesn't mean it's not possible for them to be having problems now. I'm just trying to help you rule things out. Call your carrier.
Sent from my iPhone 6 using Tapatalk
I called my carrier, they tried something but apparently the problem doesn't concern them. I tried to use a SIM card of a friend who use a different carrier, and I have the same problem. Any idea ?

I'm going bonkers! I'll pay you 50 dollars to fix me!

I have a Note 4 Sm N910L from Korea. I live here in Japan at the moment. I bought the phone properly over Amazon and its new. I bought a data sim for it and it was working perfectly for about 7 weeks then one morning when I woke up there was no signal I have tried everything - updated from 444 to 501 then downgraded again UP and DOwn Maaany times. If I go near the Docomo store I can get connected again and it will stay connected for the 3km back to my home and then go off again when I reach home and not go back on - so I know the hardware still works ( I guess). It now just continually says Limited service or "your card is not authorised to use this network". Ive tried many other sims in the phone, none work.
If you can give me a step by step COMPLETE guide with links to any files I need to fix it, I'll pop 50 dollars in a paypal account the same day I can make my first skype call again!!! First person's info that actually does the job gets the money.
Love my phone and Im absolutely &%$'ed without it.
Hope you can help (the wife is out buying some rope and a straight-jacket as I type)
kazbluesk1 said:
I have a Note 4 Sm N910L from Korea. I live here in Japan at the moment. I bought the phone properly over Amazon and its new. I bought a data sim for it and it was working perfectly for about 7 weeks then one morning when I woke up there was no signal I have tried everything - updated from 444 to 501 then downgraded again UP and DOwn Maaany times. If I go near the Docomo store I can get connected again and it will stay connected for the 3km back to my home and then go off again when I reach home and not go back on - so I know the hardware still works ( I guess). It now just continually says Limited service or "your card is not authorised to use this network". Ive tried many other sims in the phone, none work.
If you can give me a step by step COMPLETE guide with links to any files I need to fix it, I'll pop 50 dollars in a paypal account the same day I can make my first skype call again!!! First person's info that actually does the job gets the money.
Love my phone and Im absolutely &%$'ed without it.
Hope you can help (the wife is out buying some rope and a straight-jacket as I type)
Click to expand...
Click to collapse
I loved the way you exposed your problem. I don't come here with a fix but only with few suggestions (so I don't deserve the 50 bucks) :
- check the pins of the sim slot
- check the back screws also and tighten them a little bit
- in network settings try to manually set provider and also choose only one mode (no auto 2g/3g/lte) preferably 2g only
Envoyé de mon SM-N910C en utilisant Tapatalk
It has happened to me with another phone. Turns out my SIM had failed, so it needed to be replaced. Sometimes it happens and it's quite easy to get a new one, so that would be the first thing I'd do if I were you. I hope you fix the problem soon!
Thanks but I tried the sim contacts I didnt notice any screws loose (except my own of course) I'll check (though not hopeful). I appreciate any suggestions.
iridaki said:
It has happened to me with another phone. Turns out my SIM had failed, so it needed to be replaced. Sometimes it happens and it's quite easy to get a new one, so that would be the first thing I'd do if I were you. I hope you fix the problem soon!
Click to expand...
Click to collapse
Iridaki, thank you. I ve tried 4 other sims from my provider in it and they dont want to work either. I feel it is more a software problem as it was alright when i went to sleep one night and the totally banjacked when i woke up in the morning. Im not sure though, just a noob at all this. Thank you for trying to help though.
googy_anas said:
I loved the way you exposed your problem. I don't come here with a fix but only with few suggestions (so I don't deserve the 50 bucks) :
- check the pins of the sim slot
- check the back screws also and tighten them a little bit
- in network settings try to manually set provider and also choose only one mode (no auto 2g/3g/lte) preferably 2g only
Envoyé de mon SM-N910C en utilisant Tapatalk
Click to expand...
Click to collapse
I just looked at my settings and i am unable to find any page where I can choose 2g or 3g or 4. When I rooted the phone a few days ago I remember downloading phone info which let me choose but that made no difference. Now my phone is unrooted again.
Thank you though googy
kazbluesk1 said:
Iridaki, thank you. I ve tried 4 other sims from my provider in it and they dont want to work either. I feel it is more a software problem as it was alright when i went to sleep one night and the totally banjacked when i woke up in the morning. Im not sure though, just a noob at all this. Thank you for trying to help though.
Click to expand...
Click to collapse
Ah I see.
I think I know what's going on.
The N910L supports the following frequencies: GSM 900/1800/1900, UMTS 850/1900/2100 and LTE Band 1, 3, 5, 7.
Docomo don't use GSM at all, instead they use UMTS 800/1700/2100 and LTE Band 1, 9, 19, 21, 28.
Basically your phone is not designed for the Japanese market, as it only supports two of the eight frequencies used by Docomo. The reason you had signal and still have around their store is probably because there's a tower that supports the UMTS 2100 or LTE Band 1 frequency. So you either moved recently or perhaps you didn't but one of the nearby towers was switched to a different, unsupported by your phone, frequency.
kazbluesk1 said:
I just looked at my settings and i am unable to find any page where I can choose 2g or 3g or 4. When I rooted the phone a few days ago I remember downloading phone info which let me choose but that made no difference. Now my phone is unrooted again.
Thank you though googy
Click to expand...
Click to collapse
In network settings , there should be a submenu where you can change it. You can also directly access it with long press on data connection icon in notification drawer
Envoyé de mon SM-N910C en utilisant Tapatalk
Service mode
try this code in the dialer *#0011# whenever you have signal it helps you to identify which band you are connected with
After that you can buy a signal repeater that support that band and bring signal to your home since its not that far distance 3km from docomo store : )
are you on 5.0.1 ?
some suggestions for you.
settings>mobile networks, there should be the preferred network type
check your access point names again, or try adding again, sending a message to provider would probably give u the settings. :fingers-crossed:
iridaki said:
Ah I see.
I think I know what's going on.
The N910L supports the following frequencies: GSM 900/1800/1900, UMTS 850/1900/2100 and LTE Band 1, 3, 5, 7.
Docomo don't use GSM at all, instead they use UMTS 800/1700/2100 and LTE Band 1, 9, 19, 21, 28.
Basically your phone is not designed for the Japanese market, as it only supports two of the eight frequencies used by Docomo. The reason you had signal and still have around their store is probably because there's a tower that supports the UMTS 2100 or LTE Band 1 frequency. So you either moved recently or perhaps you didn't but one of the nearby towers was switched to a different, unsupported by your phone, frequency.
Click to expand...
Click to collapse
Ive not moved recently, and my childrens phones on the same sim plan and provider works perfectly. Also no matter where I go I never get signal - except right outside doccomo shop. BUT phone worked perfectly for 7 weeks before with great signal. Something has changed regarding my phone I think. Maybe my phone got changed to different settings over the air or something.
Thank you
googy_anas said:
In network settings , there should be a submenu where you can change it. You can also directly access it with long press on data connection icon in notification drawer
Envoyé de mon SM-N910C en utilisant Tapatalk
Click to expand...
Click to collapse
When I long press I get a tick box for allowing a Data network and the Just access point settings tab. No tab for choosing 2g 3g 4g LTE etc.
Thanks
azizski said:
try this code in the dialer *#0011# whenever you have signal it helps you to identify which band you are connected with
After that you can buy a signal repeater that support that band and bring signal to your home since its not that far distance 3km from docomo store : )
Click to expand...
Click to collapse
Hello Azizski, I checked *#0011# and the top one says DLCH 10736 ULCH 9786
the other seemingly relavent lines say
MM Cause 0 IDLE/DISCONNECTED-SERVICE
GMM Cause 0 DEREGISTERED/LIMIT
RCC DISCONN RSSI/TX 89/0
Whatever that all means.
Thank you for your help.
are you on 5.0.1 ?
some suggestions for you.
settings>mobile networks, there should be the preferred network type
check your access point names again, or try adding again, sending a message to provider would probably give u the settings. :fingers-crossed:
devilxvergil said:
are you on 5.0.1 ?
some suggestions for you.
settings>mobile networks, there should be the preferred network type
check your access point names again, or try adding again, sending a message to provider would probably give u the settings. :fingers-crossed:
Click to expand...
Click to collapse
Hi, I've input the settings maybe a hundred times now - I can do it from memory almost with my eyes shut . The settings are the same as what workedfor 7 weeks. The guy at the counter of my provider input them too - they dont work anymore.. There is only one access point that used to work.
iijmio
iijmio.jp
[email protected]
iij
chap or pap
Thanks for your help. I stlll feel the problem is something software or update based, maybe the modem has been changed somehow. Or another setting deep inside the phone.
Does flashing an update also flash a new modem and baseband?
devilxvergil said:
are you on 5.0.1 ?
some suggestions for you.
settings>mobile networks, there should be the preferred network type
check your access point names again, or try adding again, sending a message to provider would probably give u the settings. :fingers-crossed:
Click to expand...
Click to collapse
Hi Yup Im on 501. Was on the phone to them 3 times last week - last time for 2 hours - nothing they say seems to work.
Thank you for your help though.
Why you dont try flashing kitkat or first lolipop u get whit odin?
Install from Play Store ☆Phone info☆Samsung and check your CSC code than go to sammmobil and download right FW...flash whit ODIN and u will be see...
*Oh sorry u allready tried that... Maybe to flash different modem?
kazbluesk1 said:
my childrens phones on the same sim plan and provider works perfectly.
Click to expand...
Click to collapse
And, just to clarify, your children have Note 4 phones, with the exact same model number (N910L)?
Jovan1997 said:
Why you dont try flashing kitkat or first lolipop u get whit odin?
Install from Play Store ☆Phone info☆Samsung and check your CSC code than go to sammmobil and download right FW...flash whit ODIN and u will be see...
*Oh sorry u allready tried that... Maybe to flash different modem?
Click to expand...
Click to collapse
Hi, Yes, I want to try to flash a new modem but Im not sure about the procedure and exactly which files I need. I have tried to flash a few modems via ZOdin but I keep getting a nand write fail. Im a noob at this and am obviously doing something wrong. If you can tell me exactly how to do it I'd be very greatful.
Ian
iridaki said:
And, just to clarify, your children have Note 4 phones, with the exact same model number (N910L)?
Click to expand...
Click to collapse
Hi Iridaki,
Nope they have 2 old iphone 4 s' using the same data sim as me. (iijmio ((basically docomo)) ). Sorry about not being clear about that.

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