[Q] D802 Not connecting network - G2 Q&A, Help & Troubleshooting

My new LG G2 D802 seems to only want to conect to GSM, if I have it set to any other setting like GSM/Wcda auto, or LTE etc it wont even connect to GSM let alone the other networks? To be clear i can use the phone set to GSM, but not when set to the other settings, just keeps searching for network
I am in New Zealand on Vodafone network which is
2G - 900/ 1800 MHz GSM, GPRS
3G - 900/ 2100 MHz UMTS, HSPA, HSPA+, DC-HSPA+
4G - 1800 MHz LTE
so I think the phone should connect shouldnt it? I am in 3G/WCDA coverage (not in 4g currently to try)
Any ideas?
the phone is stock rom, rooted, Xposed etc, Kitkat 4.4.2
Thanks
Edit, I just clicked network operators and searched and it came up with Vodafone Gsm which i have selected. So i take it my phone cant see a 3g network?

I think I have solved it. I went into the hidden menu and changed the modem settings to my carriers frequency instead of auto. So fingers crossed. II havedone a reboot and it is still working too.

So I had 3g for the day or so and then its gone again, I tried my wifes sim card which is on a different network and seemed to work, so i will get a new sim card for myself and hopefully be ok. my current sim card works ok in her phone, it just struggles to find 3g in mine for some reason.

Got a new sim card now but it still struggle to find 3g maybe because I'm not in a main town centre but I should still have service here as I am in there coverage area and my wife gets coverage on her phone

Tried updating to lollipop but problemremains. It is disconnecting maybe because of poor 3g reception but then struggles to connect to 2g again. Only solution to have working phone is ro have it set on gsm only all the time. Not good

Related

3g problems

Hi. Newbie in this forum. Bought an htc tytn from u.s. but am from Phil using smart carrier with gsm band at 1800. after going thru sev topics, properly identified device as Herm200 rom:1.18.255.3 07/22/06 extrom:1.18.255.106 radio1.03.03.10 protocol32.34.7010.01H.
All phone features working perfectly except for 3G. Smart carrier people cannot help. What could be wrong. Vendor says 3g works on 2100 band. Confusing statement. What can be done? Connects to umts but when video call is pressed will not connect.
Which carrier are you on again? Smart Carrier? .. From what I know no carriers in the US support video calling .. Also, Cingular is the only GSM carrier in the US with 3G which runs on the 1900Mhz band ..
also .. what does your phone display while connected "G" or "U" ... what are your phone band settings .. can you also goto dslreports.com/mspeed and see what speeds are you getting ..
According to GSM world SMART (a Philippine operator) uses UMTS 2100, which your TyTN does definitely support.
Have you checked if your SIM card is 3G-enabled? Most 3G networks require special USIMs for 3G usage.
I just learned, that Cingular uses UMTS 850 and 1900 to be exact. According to the American HTC website the Cingular 8525 supports "Tri-band UMTS/HSDPA high speed wireless data network support (2100MHz and 850/1900 MHz), Quad-band GSM®/GPRS/EDGE worldphone".
Does anyone know if there is a special hardware version, that supports UMTS850 & 1900 or will my European TyTN work on those networks, too?
TyTN is tri-band UMTS .. 850/1900/2100 .. so it should work on these networks without any issues ...
And my bad .. didnt realize that you are trying to use the TyTN in Phillipines ..
You should also check, if the called party has a 3G signal, while you call him. Further make sure video calls are activated by your network operator.
3g problems in the philippines
Everything you guys mentioned in order(am in a 3g area calling a 3g enabled party with a 3g sim card). Even the tech staff behind Smart Communications cannot make it work. Displays U and u. But video call cannot push thru even if pic on front camera shows. There is 1 thin line( or command?) stopping it from connecting. My last option is to borrow my friend's unit and see if her unit's 3g works here then it's my device that's a problem. Thnks for the input. Keep it coming.
Herm200 qwerty rom:1.18.255.3
07/22/06
extrom:1.18.255.106
radio1.03.03.10
protocol32.34.7010.01H.
Hi. I don't know how they did it but Smart Communications did it! Apparently and ironically their 3g sim card is not compatible with the htc tytn but their regular sim is. Thanks all.
are u using 3G now in Phil ?
Is there a Globe perpaid 3G simcard ?
3g problems no more
Hi everyone. After my first thread i have finally got everything on my tytn working: 3g, mms, internet, phone. The problem was on the settings. Smart and Globe, the primary carriers in the Philippines can both work on the phone if the settings are right.
sectorlord,
yes there is 3g and hsdpa along with gsm and gprs and wap in the philippines. and yes you can buy globe prepaid 3g sim card.
glad to hear you've got your problems solved jjc!

not working with new umts network sim

hello all, i have a x7500 original from israel cellcom company now it's sim free i have it with the orange israel gsm network and it's working fine with both networks cellcom,orange but i have also a new sim card from new israel gsm company "pelephone" they using some new gsm technology 3.75g not 3g or 3.5g -"hspa"(not HSDPA) when i put the sim card in side my athena he keep searching fro network and no bars aftersome time show me "no service" but i able to read the sim contact o notice that if i got new voce mail it will show me a notification
"you got new voice mail" although no service i tried to play with the phone settings tried select wcdma the different band still nothing i tried gsm with different band nothing
i tried the sim card on other nokia phone the same story then i selected use umts and it worked like magic the phone make income and out come calls
i tried select umts in the athena still same story
ive got the "umts 2100/800"
the new gsm network use umts 2100/850 mhz hspa
is their any way to make athena work with this network
2100/850 im using wm6.5 spl3.5 radio 1.58 and the only umts option that ive got is UMTS 2100/800 mhz
i need some how to make it work on 3G: HSDPA 850
i need some how to make it work on 3G: HSDPA 850

Problem with 3G Services with Orange in Dominican Republic

HI my name is David and I bought a T-mobile My Touch 3G and this is what happend, I got this phone because i like it so much i previously had the G1, i got this new one because it works on 3G HDSPA 900mhz network and that is the Network 3G range of Orange Dominicana but i just got the Edge symbol its connected to the internet but through Edge it got the little "E" how can i fix this problem to have the 3g up and running on my phone its there any software or radio or spl or anything that can fix this please I want to know this because i've tried everything and the 3G on the phone doesnt work yet.
Best Regards,
David Peniche
penichej said:
HI my name is David and I bought a T-mobile My Touch 3G and this is what happend, I got this phone because i like it so much i previously had the G1, i got this new one because it works on 3G HDSPA 900mhz network and that is the Network 3G range of Orange Dominicana but i just got the Edge symbol its connected to the internet but through Edge it got the little "E" how can i fix this problem to have the 3g up and running on my phone its there any software or radio or spl or anything that can fix this please I want to know this because i've tried everything and the 3G on the phone doesnt work yet.
Best Regards,
David Peniche
Click to expand...
Click to collapse
Have you checked in your settings? Is "always use 2G" unchecked?
ayush20m said:
Have you checked in your settings? Is "always use 2G" unchecked?
Click to expand...
Click to collapse
Yes i've tried everything on this phone and still not working, i uncheked the option "Always use 2G network" and still i got the same problem.
Was that phone meant to be used with Orange? If it was not it could be possible that it's the same thing as when you use a T-Mobile phone on at&t or vise versa; you can’t connect to 3G because both companies have different frequencies.
cmarti said:
Was that phone meant to be used with Orange? If it was not it could be possible that it's the same thing as when you use a T-Mobile phone on at&t or vise versa; you can’t connect to 3G because both companies have different frequencies.
Click to expand...
Click to collapse
OK I know that there's diference between those 2 companies T-Mobile and Orange Dominicana but the specification of the cellphone are:
General 2G Network GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 900 / 1700 / 2100
and the network frequency that Orange has for 3G HSDPA is 900MHZ and the cell phone should be up and running with the 3G maybe the T-Mobile has another frequency about its 3G network but this cellphone supports also 900MHZ HSDPA that is my frequency here in DR., so there's nothing to fix this problem??
3G Orange Dominican Republic
only htc europe works with 3g orange Dominican republic
tmovile have dif 3g band
sry it will no work :-(

T-mobile (USA) 3G

Hello, I am having trouble getting 3G working on my x10i. I have read through these forums and tried every apn settings I could find but still it only uses edge. T-mobile customer service tells me i have great 3g coverage in my area but that since its a non-tmobile phone it will not use 3G. Is this true or can anyone help? Right now im using epc.tmobile.com as my apn, data roaming on, and MMS & data turned on. Need more info just let me know.Thx for any help
check your sony ericsson xperia x10 box on the side, see if it said UMTS is saying "AWS1/AWS4/AWS8" if you are missing AWS4, then you will not be able to use T-mo USA 3G because T-mobile UMTS (3G) bandwidth frequency is 900 (AWS1) / 1700 (AWS4) / 2100 (AWS8)
i had a similar problem when my T-Mobile 3G constantly switched to Edge even when i had good coverage, i found this solution somewhere and it helped me, since then i was never dropped from 3G unless i had no bars... i would give this a try for your problem too.
1) enter in dialer the following: *#*#4636#*#*
2) select phone Information
3) press the menu button (left bottom hard key)
4) Select Radio Band
5) Select USA Band
6) Reboot Phone
This will narrow down your phone to USA 3G only, (if leaving the country you should switch back to automatic to get international 3G coverage), i found this also helpful for 3G speed and battery performance.
check your sony ericsson xperia x10 box on the side, see if it said UMTS is saying "AWS1/AWS4/AWS8" if you are missing AWS4, then you will not be able to use T-mo USA 3G because T-mobile UMTS (3G) bandwidth frequency is 900 (AWS1) / 1700 (AWS4) / 2100 (AWS8)
Click to expand...
Click to collapse
Thx for your replies , yes it says "UMTS/HSPA band 1/4/8" So should be possible.
1) enter in dialer the following: *#*#4636#*#*
2) select phone Information
3) press the menu button (left bottom hard key)
4) Select Radio Band
5) Select USA Band
6) Reboot Phone
This will narrow down your phone to USA 3G only, (if leaving the country you should switch back to automatic to get international 3G coverage), i found this also helpful for 3G speed and battery performance.
Click to expand...
Click to collapse
thx for your reply, I tried this and i still see the E for edge. Could it have something to do with the fact that where i live is actually using a different tower than tmobile?
thx for your reply, I tried this and i still see the E for edge. Could it have something to do with the fact that where i live is actually using a different tower than tmobile?
Click to expand...
Click to collapse
I doubt cause tmobile told you that your coverage is okay, it might be that you have an old sim card with no support for 3G, or Would say your phone is defective…
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Sent via the XDA Tapatalk App
try go to setting --->wireless controls --->Mobile Networks ----> Network mode
and select WCDMA only
see if it go back to 3G signal. For my area sometimes i stay on edge due to signal blocked by building walls....
by the way, will you get 3G signal when you are outside of your house or in a wide open area?
When i choose WCDMA i lose my cell signal completely. I have tmobile service but In my area it is always using centennial wireless towers for my signal, centennial was bought out by AT&T which have not yet switched their new towers to 3G yet. Could this be the problem? Thx
devilleather said:
When i choose WCDMA i lose my cell signal completely. I have tmobile service but In my area it is always using centennial wireless towers for my signal, centennial was bought out by AT&T which have not yet switched their new towers to 3G yet. Could this be the problem? Thx
Click to expand...
Click to collapse
Sounds like you found the issue. If WCDMA only shows no signal at all, it means you do not have T-Mobile 3G in your area (I suspect the 1700 spectrum).
It looks like there is a roaming agreement in which T-mobile can "borrow" the AT&T tower. So, all you get is the GSM signal. Don't bother to wait for AT&T to get the tower to 3G...because, you know, it won't be the same 3G signal as T-mobile. AT&T operates 3G on 850 and 1900.
If that is the issue, maybe you have to switch to a X10a.
When i choose US band it says its unsuccessful? any ideas why???

No 3G after motherboard replace

Hi all after wifi not working anymore I bought a refurbished motherboard for my 9505 LTE version. After replacing it wifi is working great but I can't seem to be able to connect to 3G. In info menu (*#*#4636#*#*) I read -voice network: GSM and -data network: EDGE, no matter what I set in preferred network type. I contacted phone company (3 Italy) and they say mi sim card is correctly registered on the network and I should get at least H+.
Tried all the latest modem/bootloader avaiable, now I am on I9505XXUHQC1 (GSM/NON-HLOS COMBINED).
Also tried manual network selection and I can only have signal if I set 2G as preferred network type in Settings-WiFi and Mobile-Mobile network.
Any ideas?
Thanks

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