any way to use t-mobil 3g with Hermis - 8525, TyTN, MDA Vario II, JasJam General

All. I have an 8525 unlocked and working on T-mobil in USA. Edge Data is working via T-zones. Is there any hack to get this device to use the new T-mobil 3G net? Please Advise Pogo...

I had to turn off 3G in order to get my MMS to work.

as far as i know tmobile in usa
use different 3g frequencies then the
rest of the world
and not software hack can change
what frequencies htc devices support
nor different radio-stack
it's a hardware thing

Rudegar said:
as far as i know tmobile in usa
use different 3g frequencies then the
rest of the world
and not software hack can change
what frequencies htc devices support
nor different radio-stack
it's a hardware thing
Click to expand...
Click to collapse
This is partially false. T-Mobile USA uses BOTH AWSIII (1700) and 2100 frequencies in the US.
As for the OP, I am in the same position, and am unable to get 3g working. I know for a fact that it exists in my area (I randomly was on it once for about 10 minutes) but I can't get it to truly work. Unsure if it has to do with provisioning (I think it does) or not.

Related

[3G] Cingular Woes

hey guys im using a jasjar with WM6 (and have tried with others) newest release and even all the WM5 releases. I have my 3G simcard from my shop now. I have configured the phone for GPRS/3G using
Add line: GPRS,3G
wap.cingular
[email protected]
CINGULAR1
Works like a charm .... for GPRS my phone wont display 3G no matter what.
I live in NJ and tried multiple areas such as elizabeth and middlesex. I have also tried manhattan and still no go. I spoke to customer service and had them re provision everything and still NO!
Then some clown says that the only phones that go on the 3G network are firmware locked versions of cingular phones.
now i have 2 universal same issues one is jasjar on is Qtek9000 and i have seen other cingular USA customers on the forums using a universal and on 3g...
whats wrong? its not even letting me see it much less connect to it all i see is "G"
ok after much findings and a lot of searches the jasjar has 2100 while cingular is using 850/1900.
will cingular every use 2100 or is some mod to the radio rom possible? prob not but...
So can anyone advise if its possible to mod the radio rom to make the jasjar support 1900 UTMS?
or is this a hardware limitation?
if same hardware i don't see why it wouldn't be possible
i mean the phone does connect to 1900 for other services in USA why couldn't you hack the radio rom?
Same problem here. I can't understand why there is not a radio hack. What a waste of a good phone.
1wayjonny said:
whats wrong? its not even letting me see it much less connect to it all i see is "G"
Click to expand...
Click to collapse
You might already be connected and you don't know. From what I know, the WM6 can't show the 3G icon, it always show G icon even when connected to 3G.
Have you read this thread and tried V2 of the 3G Icon? THREAD: http://forum.xda-developers.com/showthread.php?t=293375
Please let me know if it works on yours. I don't have 3G SIM, but I do have Cingular. Thanks.
You cannot simply do a "radio hack" as that would be like putting a Dodge engine in a Chevy vehicle its just not that simple. Or a square box in a circular hole.
Also I believe the main reason is due to Cing/T Mo have no ownership in the 2Ghz spectrum (Sprint does though). T Mobile will be using the 1700 area for their 3G service which is brilliant as we will not have to colliding networks around the same specturm. However this begs the question on what will happen with unlocked 3G phones in the future.
pink
Mr Pink57 said:
You cannot simply do a "radio hack" as that would be like putting a Dodge engine in a Chevy vehicle its just not that simple. Or a square box in a circular hole.
Also I believe the main reason is due to Cing/T Mo have no ownership in the 2Ghz spectrum (Sprint does though). T Mobile will be using the 1700 area for their 3G service which is brilliant as we will not have to colliding networks around the same specturm. However this begs the question on what will happen with unlocked 3G phones in the future.
pink
Click to expand...
Click to collapse
The question is since the universal has 1900 and 2100 band, is umts being pushed over the 2100 band via the os or radio rom or even a setting in the registry. Or is this a hardware setting only.
Jmallen
1wayjonny said:
hey guys im using a jasjar with WM6 (and have tried with others) newest release and even all the WM5 releases. I have my 3G simcard from my shop now. I have configured the phone for GPRS/3G using
Add line: GPRS,3G
wap.cingular
[email protected]
CINGULAR1
Works like a charm ....
Click to expand...
Click to collapse
Just wanted to bump this up, in case anyone is still looking. I just got my Universal, and these settings still work for me. (December 2010)
Thanks for this bump, hope will be useful for someone

Band restriction hardware or software?

I live in southern africa where its still going to be some time before the G1 is launched.
It would be possible for me to order the US G1 from ebay but I am concerned about the network band because firstly I want to know that the phone will at least work on the regular 2G network (1800 in my country) for the usual phone calls and then of course I want to be able use 3G for Internet access. I don't know the 3G frequency in my country but the service has been available for over a year already.
Is it a software restriction which can be resolved by updating the firmware at a later stage or is there actually different hardware for the model being released in the US and those being released in other countries like the UK?
Thanks!
Take a look here to find the UMTS frequency that your carrier uses (of course, call to double check):
http://en.wikipedia.org/wiki/List_of_Deployed_UMTS_networks
It hasn't exactly been confirmed yet, but the G1 is supposed to support both 1700+2100 (UMTS IV) and 2100 (UMTS I) networks. Since African carriers are all using 2100, you should have no problems getting a 3G signal without having to worry about hardware/software compatability. You should also confirm that your carrier will provide the approrpiate connection settings in case you need to set it up manually.
The G1 also comes with quad-band GSM/EDGE, so you will certainly be able to receive 2G signals.
However, keep in mind that the first batch of G1s will be locked to T-mobile. You will need to make sure that you get a carrier-unlocked device in order to use your carrier's SIM.
fhsieh said:
Take a look here to find the UMTS frequency that your carrier uses (of course, call to double check):
http://en.wikipedia.org/wiki/List_of_Deployed_UMTS_networks
It hasn't exactly been confirmed yet, but the G1 is supposed to support both 1700+2100 (UMTS IV) and 2100 (UMTS I) networks. Since African carriers are all using 2100, you should have no problems getting a 3G signal without having to worry about hardware/software compatability. You should also confirm that your carrier will provide the approrpiate connection settings in case you need to set it up manually.
The G1 also comes with quad-band GSM/EDGE, so you will certainly be able to receive 2G signals.
However, keep in mind that the first batch of G1s will be locked to T-mobile. You will need to make sure that you get a carrier-unlocked device in order to use your carrier's SIM.
Click to expand...
Click to collapse
Thanks, that makes me feel more comfortable with ordering a G1 from the US.
I was just concerned because I read somewhere that the US version does not work in AUS so there obviously are problems in some countries with the bands. The UK version will apparently work in Aus.
Again, I want to emphasize that you need to make sure you have an unlocked version. When you first turn on the phone, you are required to log into gmail (or create a new account) over a 2G/3G network. If you are unable to login (because the phone has not been unlocked to work on your carrier's 2G/3G), you will not be able to use the G1 for anything other than emergency calls. You won't even be able to enable WiFi to handle the login.
http://androidcentral.com/g1-wont-work-without-a-data-plan-period/
If at all possible, I would advise waiting at least until some other folks have tried bringing the G1 to other networks so that you know what exactly you will have to do to get one working on your carrier.
Thanks again, I will definitely ensure that I do not purchase a network locked G1.

3g compatibility

Hey guys, I'm interested in purchasing this phone. Only thing I'm wondering about is the 3g compatibility in North America, specifically on Rogers Wireless in Canada. I know it is not compatible out of the box but wondering if one is able to make it compatible. May sound like a stupid question but I'm unaware on our it works. Thought since there are many ROM updates that it can change the 3g frequency. Thanks in adavnce.
If it doesn't work out of the box, it's not gonna work. The frequencies are hardware specific, so no ROM change would make it work. I'm not familiar with your carrier, but look up its 3g frequencies and then check if they match with those of the HD. (make sure to check the Australian HD as well, as it has slightly different frequencies and can work on AT&T in the US, while the normal HD cannot)
if Rogers is on the 850 3G band, then the Telstra Touch HD should work. i have the Telstra HD and it works on at&t's 850 3G network. unfortuantely, you WILL NOT be able to change 3G bands with ROM updates.
So if I were to obtain the Telstra HD, I am still able to update the ROM on the phone correct? That would be awesome news if the Telstra HD works on our Rogers network. Has anyone in Canada tried it? If so were can I obtain a Telstra HD that will ship to Canada? Thanks for the help guys
Hi,
I have the Touch HD (T8282 so not Telstra which is T8285) in Canada on Fido (which is owned by Rogers and works on the same network) and it works perfectly, however only on the EDGE network for my data plan. I have to say that it is still pretty fast and I dont suffer from not having 3G that much.
I would actually recommend changing the ROM (I have Dutty but I tried L26 too), since it will then come with a Network Wizard that will automatically detect the network and configure your phone automatically ( as opposed to doing it manually with a standard ROM).
Hope this helps,

How to enbale 3g on t-mobile tab using att sim

TRY the secret code of *#*#2263#*#* ? This will work on tmobile’s samsung vibrant. This will allow you to check mark the 850mhz and 1900 mhz frequency for att 3g network. If you are on tmobile it will need 1700 AWS and 2100 MHZ for tmobile 3g. I would check all the frequencies so you won’t have to worry about this anymore. Let me know if that works for you. Thanks
this is questionable...seeing that you spelled enable wrong..
Instead of being sarcastic , why don't you just try it. I was trying to be helpful to the forum since i have received so much useful knowledge from all of you collectively . I stumbled on this by accident so i thought i would share it
Sorry, even though the menu choices are there, the hardware isn't. The vibrant does have the ability to use all the frequencies, but not the tab. I think samsung used one menu for every tab model.
Anyway the code is *#2263#. Keep trying -- we need a solution!
How one can dial *#2263# on T-Mobile tab, which doesn't have the dialer?
joedoe said:
How one can dial *#2263# on T-Mobile tab, which doesn't have the dialer?
Click to expand...
Click to collapse
or does it?
Seriously, this is the Dev section. Of course it does, With the right ROM.
joedoe said:
How one can dial *#2263# on T-Mobile tab, which doesn't have the dialer?
Click to expand...
Click to collapse
Flash any rom besides a stock rom and you will have the phone dialer.
Heres what I don't get.. Why can't I select the 1700mhz band. When I do it selects the 900mhz band.
I am using Simple Mobile, so theres no way for Tmobile to block the IMEI number....
If I use a stock rom, it works 3g no problems.
The radio band is a limitation of the firmware on the device - the TMO devices are configured to only use the 1700/2100 AWS combination, while the AT&T variant is configured to use 850 or 1900. (Both also appear to work on the 2100 Euro frequency).
To change the available radio bands it appears that not only must we change the Android firmware & modem, but also we need to change the firmware for the RF amplifier chip which is sold by Infineon as being universal.
So far, nobody has figured out how to do this.
Hence we have the 2G limitation on the TMO tabs, and no way of switching between AT&T and TMO frequencies on the same tab.
The IMEI issue is a red herring that is only relevant if you are trying to use a regular TMO phone SIM from a normal TMO phone account in a Tab. They will not let you use a SIM from a standard phone account in your TAB because they want you to pay twice for the data - once for your phone, and again for the Tab. You can't simply drop your phone SIM into your tab whenever you want 3G data on your Tab. This is what they block by checking the IMEI number against your account type.
Sent from my SGH-T849 using XDA App
themachfive said:
Heres what I don't get.. Why can't I select the 1700mhz band. When I do it selects the 900mhz band.
I am using Simple Mobile, so theres no way for Tmobile to block the IMEI number....
If I use a stock rom, it works 3g no problems.
Click to expand...
Click to collapse
Samsung uses the same service menu for all models of the tab, so all possible frequencies are on the menu. If there were no differences between carrier models we would ask have the same model number. Different models, carriers, hardware.
deleted...
rangercaptain said:
Samsung uses the same service menu for all models of the tab, so all possible frequencies are on the menu. If there were no differences between carrier models we would ask have the same model number. Different models, carriers, hardware.
Click to expand...
Click to collapse
I get that.. I come from the land of the HTC Leo. For a long time all we had was edge service, the RMNET 3g, then PPP 3g, then clockwork and finally true RMNET 3g. However, my thoughts are.. If the stock ROM comes with 3g service enabled, there has to be a way to suck out the guts that make it work. Also within our "phone" enabled roms there also has to be a way to split the data within the rom. Sorry if it makes sense to me but look at it like this.. Roto has a modem switcher, why couldn't we just code the rom while cooking to use one modem for data and the other for calls?
Just remember that no matter what device you are using, when on a phone call - Data does not work.
Please shed some light on the details I am missing..
themachfive said:
Heres what I don't get.. Why can't I select the 1700mhz band. When I do it selects the 900mhz band.
I am using Simple Mobile, so theres no way for Tmobile to block the IMEI number....
If I use a stock rom, it works 3g no problems.
Click to expand...
Click to collapse
Wait a minute... Did you flash a Euro ROM over a US TMO Tab?
if so, you should be able to use the Roto Modem switcher that will allow you to use the TMO U S modem if you need 3G, or switch to the Euro modem to do calls and EDGE...
otherwise, something here does not ad up...
themachfive said:
... If the stock ROM comes with 3g service enabled, there has to be a way to suck out the guts that make it work. Also ... Roto has a modem switcher, why couldn't we just code the rom while cooking to use one modem for data and the other for calls?
Please shed some light on the details I am missing..
Click to expand...
Click to collapse
Roto actually tried to hack together the data code from the stock TMO 3G modem with the voice bits from the Euro one, but was not able to get it to work. Others have tried to flash modems from the Samsung Vibrant (which is in theory the same device in phone clothes), but the Vibrant modems will not play nice with the Tab and will not support 3G even with the US firmware...
There is something under the hood that we are not able to access that is blocking full phone capability on the TMO tab.
rushstatus1 said:
TRY the secret code of *#*#2263#*#* ? This will work on tmobile’s samsung vibrant. This will allow you to check mark the 850mhz and 1900 mhz frequency for att 3g network. If you are on tmobile it will need 1700 AWS and 2100 MHZ for tmobile 3g. I would check all the frequencies so you won’t have to worry about this anymore. Let me know if that works for you. Thanks
Click to expand...
Click to collapse
is it possible to use att tab with tmobile sim and get 3g+phone
themachfive said:
Roto has a modem switcher, why couldn't we just code the rom while cooking to use one modem for data and the other for calls?
Please shed some light on the details I am missing..
Click to expand...
Click to collapse
I agree with your approach. The modem.bin files we use with the modem switch both do what we want, but are excluding some hardware options.
My idea would be for someone to open the two binary files side-by-side to compare and find the line that turns on/off the voice in the 2g and 3g modems.
To that end we have a bounty thread in the general section, to attract the talent and skill we need. Why not go make a pledge? The higher the sooner!
maxtcee said:
is it possible to use att tab with tmobile sim and get 3g+phone
Click to expand...
Click to collapse
I will try that in a few and report back. Good idea.
---ATTENTION ALL--- hey guys the only dialer pads are from the euro roms which uses a diff freq then north america we would need to make an american rom with tmobile or att united states 3g freq's this is why u can either hav 3g data or cellular serves also for u guys that hav cellular in order to hav 3g data you would hav to trash ur imei and make a new one tmous has all galaxy tab imei's locked for data only.... hoped this helped u all and we are out here lookin and waitin... GoodDay
themachfive said:
Heres what I don't get.. Why can't I select the 1700mhz band. When I do it selects the 900mhz band.
I am using Simple Mobile, so theres no way for Tmobile to block the IMEI number....
If I use a stock rom, it works 3g no problems.
Click to expand...
Click to collapse
according to roto, simple mobile uses tmobile infrastructure, so the speculation is that tmobile is still effectively blocking the imei.

[Q] ARIA wont pickup 3G DATA connection

My Aria doesn' t pickup 3G connection i am using at&t rom until I can root it does anyone know if the problem is because os AT&T software I am connected to Portuguese carrier TMN.
The AT&T version of the Aria does not support the 3G frequencies that TMN uses. This basically means there is no way to get 3G data speeds with this phone on that carrier. However you should be able to get 2G data and voice calls without a problem.
Unfortunately installing a new ROM will not fix this issue. There's nothing you can do about it.
And is there any chance of changing the radio firmware so it would support it?
klauszlion said:
And is there any chance of changing the radio firmware so it would support it?
Click to expand...
Click to collapse
Nope, sorry. It's a difference in the hardware, not the software.
There are two "versions" of the HTC Aria/Liberty/Gratia. The A6366 which is the AT&T Aria and supports 850/1900MHz 3G bands, and the A6380 which is called Aria or Gratia depending on the region and supports 900/2100MHz 3G bands. It should say underneath the battery which version you have if you want to be certain. You would need the A6380 to get 3G to work in your area.

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