Is it really possible to make a Diamond quad-band? - Touch Diamond, MDA Compact IV ROM Development

Dear colleagues,
I have bought a Diamond in France 1 week ago and tryed to flash its ROM to a quad-band one. My device is hardSPL with diamond-hspl-1.24 and flashed the ROM 1.93.831.1 WWE.
Follow the device information:
ROM version: 1.93.831.1 WWE
ROM date: 07/18/08
Radio Version: 1.00.25.05
Protocol version: 52.29.25.12H
But is still appears at phone settings section to select GSM/UMTS band only:
UMTS (900+2100) + GSM (900+1800)
What could possibly be wrong?
Thanks.

Your radio is a quad-band radio, so you have quad-band now, if it does not show up it maybe because of the ROM that you are using, but if you were to go to a place that uses the 850 band it will pick it up, even if its not shown there, as long as you leave it on auto.

Thanks, but are you sure? Just to confirm. I am not doubting on you.
Which English ROM may I use to show up the settings GSM (850+1900).
Thanks again.

I forgot to say that when I try to make a videocall a message shows up saying that the 3G network is not available. And I am on an area with 850 MHz (State of Minas Gerais, Brazil; operator TIM).

Nicolini said:
I forgot to say that when I try to make a videocall a message shows up saying that the 3G network is not available. And I am on an area with 850 MHz (State of Minas Gerais, Brazil; operator TIM).
Click to expand...
Click to collapse
You have a Europe Diamond, it wont work on any Americas network.
You need a US spec Diamond to work on the 850mgz 3G.
Up till know it has almost been confirmed its a Hardware matter.
All diamonds are quad.

Sergio PC said:
You have a Europe Diamond, it wont work on any Americas network.
You need a US spec Diamond to work on the 850mgz 3G.
Up till know it has almost been confirmed its a Hardware matter.
All diamonds are quad.
Click to expand...
Click to collapse
Sergio
If you say all diamonds are quad what is the problem in working in americas networks? Of course with the right rom.

Nicolini said:
Sergio
If you say all diamonds are quad what is the problem in working in americas networks? Of course with the right rom.
Click to expand...
Click to collapse
As far as I know ROM has no important effect on Radio. For they are independent. Thats why they are flashed separately.
GSM frequency is one thing and another is the 3G frequency.
Greetings.

to confirm that you have 850mhz gsm which is quadband, goto phone and enter
*#*#364#*#* to launch field test.
now under the BAND section it will say 850 when you are using that frequency. try it when your in a mall or underground somewhere otherwise it will say PCS wich is 1900mhz.
i recommend leaving your phone settings to AUTO.

Blazeitup123 said:
to confirm that you have 850mhz gsm which is quadband, goto phone and enter
*#*#364#*#* to launch field test.
now under the BAND section it will say 850 when you are using that frequency. try it when your in a mall or underground somewhere otherwise it will say PCS wich is 1900mhz.
i recommend leaving your phone settings to AUTO.
Click to expand...
Click to collapse
mine says 255: (unknown), what does that mean

Blazeitup123 said:
to confirm that you have 850mhz gsm which is quadband, goto phone and enter
*#*#364#*#* to launch field test.
now under the BAND section it will say 850 when you are using that frequency. try it when your in a mall or underground somewhere otherwise it will say PCS wich is 1900mhz.
i recommend leaving your phone settings to AUTO.
Click to expand...
Click to collapse
Mine shows: 1CS
What does it mean? I am not in a mall or undergroud. rsss

Ok, your phone have quad band on the GSM network, so you'll be able to use the EDGE, and GPRS data and phone service, while the 3G band on your diamond is Euro spec, so it won't pick up the 850Mhz/1900Mhz band (instead it'll pick up 900/2100mhz band).

joshyth said:
Ok, your phone have quad band on the GSM network, so you'll be able to use the EDGE, and GPRS data and phone service, while the 3G band on your diamond is Euro spec, so it won't pick up the 850Mhz/1900Mhz band (instead it'll pick up 900/2100mhz band).
Click to expand...
Click to collapse
That's correct, I didin't realize you were talkink about 3G, you'll not get it with a european diamond.

It's really strange. Me with my two friends have two T-mobile MDA Compact IV from Germany and one O2 XDA Ignito from UK.
In Menu Start-> SERVICES-> BAND-> shown:
1st) T-Mobile Germany was with original 1.37 German ROM, but I put original T-Mobile UK 1.37 ROM WWE. In both ROM's was same info.
"Select your network type"
- Auto
- GSM
(Where is WCDMA?!!!)
"Select your GSM/UMTS band"
- Auto
- UMTS(900+2100)+GSM(900+1800)
- UMTS(850+1900)+GSM(850+1900)
2nd) T-Mobile Germany was with same original 1.37 German ROM, but I put Diamond.ASerg.23.RUS.
"Select your network type"
- Auto
- GSM
- WCDMA
"Select your GSM/UMTS band"
- Auto
- UMTS(900+2100)+GSM(900+1800)
- UMTS(850+1900)+GSM(850+1900)
- UMTS(800+2100)
- UMTS(850+2100)+GSM(900+1800)
- UMTS(850)+GSM(900+1800)
- UMTS(1700)
3rd) O2 XDA Ignito from O2 UK (original UK O2 1.93 ROM WWE):
"Select your network type"
- Auto
- GSM
- WCDMA
"Select your GSM/UMTS band"
- Auto
- GSM(900+1800)+UMTS(2100)
- GSM(1900)
Why is the difference in network's shown? Is it means that T-mobile MDA Compact IV (HTC Victor) have different hardware?
Does new ROM affect available network type?

cheyenne said:
It's really strange. Me with my two friends have two T-mobile MDA Compact IV from Germany and one O2 XDA Ignito from UK.
In Menu Start-> SERVICES-> BAND-> shown:
1st) T-Mobile Germany was with original 1.37 German ROM, but I put original T-Mobile UK 1.37 ROM WWE. In both ROM's was same info.
"Select your network type"
- Auto
- GSM
(Where is WCDMA?!!!)
"Select your GSM/UMTS band"
- Auto
- UMTS(900+2100)+GSM(900+1800)
- UMTS(850+1900)+GSM(850+1900)
2nd) T-Mobile Germany was with same original 1.37 German ROM, but I put Diamond.ASerg.23.RUS.
"Select your network type"
- Auto
- GSM
- WCDMA
"Select your GSM/UMTS band"
- Auto
- UMTS(900+2100)+GSM(900+1800)
- UMTS(850+1900)+GSM(850+1900)
- UMTS(800+2100)
- UMTS(850+2100)+GSM(900+1800)
- UMTS(850)+GSM(900+1800)
- UMTS(1700)
3rd) O2 XDA Ignito from O2 UK (original UK O2 1.93 ROM WWE):
"Select your network type"
- Auto
- GSM
- WCDMA
"Select your GSM/UMTS band"
- Auto
- GSM(900+1800)+UMTS(2100)
- GSM(1900)
Why is the difference in network's shown? Is it means that T-mobile MDA Compact IV (HTC Victor) have different hardware?
Does new ROM affect available network type?
Click to expand...
Click to collapse
the bands in setting can show any bands all they want, but it will only work if there is the 3G chipset to use it. So even if your phone show 850/1900 on a Euro Spec diamond, it's still not going to work with US 3G. The only reason that it showed them all is probably the rom that you are using have all the known bands to show in setting by editing the registry.

joshyth said:
the bands in setting can show any bands all they want, but it will only work if there is the 3G chipset to use it. So even if your phone show 850/1900 on a Euro Spec diamond, it's still not going to work with US 3G. The only reason that it showed them all is probably the rom that you are using have all the known bands to show in setting by editing the registry.
Click to expand...
Click to collapse
Ok. Thanks. But how can I know the chipset I am using and if it is a 3G chipset? And more, When buying another phone how can I know it works in over 3G in any band?
Another thing: Taking a look in HTC french web page, in "diamond specifications" we can see:
Europe/Asie : 900/2100 MHz, USA : 850/1900 MHz
GSM triband/GPRS/EDGE :
Europe/Asie : 900/1800/1900 MHz, USA : 850/1800/1900 MHz
My Diamond was bought in France.

Sorry ... but I think you are wrong saying that it is any hardware issue or that it won't work. Please see existing threads in Raphael section, it has already been discussed.
As for Diamond !! we are 100% sure that the hardware is fine for all bands (3g and gsm) except WCDMA 800, as the calib data does exist and the hardware itself is capable. All Diamond I have seen so far have an rtr6285 and also the newer radio firmware support all bands except WCDMA 800. If using newer radio doesn't work (quadband enabled), so it is a ROM/SPL issue as it seems or your device needs updated nvitems.
As for Raphael, it is the same, except that this one might have an hardware issue (antenna).
We (me, cmonex and olipro) are working on this issue already. Once we get the diag port running on EU Diamonds, we are sure we can enable it for all bands (except 800 WCDMA).
Cya,
Viper BJK

viperbjk said:
Sorry ... but I think you are wrong saying that it is any hardware issue or that it won't work. Please see existing threads in Raphael section, it has already been discussed.
As for Diamond !! we are 100% sure that the hardware is fine for all bands (3g and gsm) except WCDMA 800, as the calib data does exist and the hardware itself is capable. All Diamond I have seen so far have an rtr6285 and also the newer radio firmware support all bands except WCDMA 800. If using newer radio doesn't work (quadband enabled), so it is a ROM/SPL issue as it seems or your device needs updated nvitems.
As for Raphael, it is the same, except that this one might have an hardware issue (antenna).
We (me, cmonex and olipro) are working on this issue already. Once we get the diag port running on EU Diamonds, we are sure we can enable it for all bands (except 800 WCDMA).
Cya,
Viper BJK
Click to expand...
Click to collapse
Woooow give me some hope.
But I was 100% convinced that my euro spec Diamond could never join 850/1900 bands.
Only GSM but not 3G at 850.
Thank you very much!

viperbjk said:
As for Raphael, it is the same, except that this one might have an hardware issue (antenna).
We (me, cmonex and olipro) are working on this issue already. Once we get the diag port running on EU Diamonds, we are sure we can enable it for all bands (except 800 WCDMA).
Cya,
Viper BJK
Click to expand...
Click to collapse
WAAAAAA i can haz more g's?!?!?

chipset hardware change
any update on enable all band?

Yes. It can't be enabled, it is a hardware issue.
Problem is that for umts 850 there is no power amplifier built in.
Cya,
Viper BJK

Related

No Service

I had no problems with my local gsm carrier which operats on 1800Mhz band until a new carrier arrived in the market operating on 850/1900 (not yet launched but testing). Now very often I only see the 850/1900 carrier, to which I obviously cannot connect, and I cannot see my carrier for long periods in certain locations. My phone then shows, "No service".
At these "no service' times everyone around my is able to see my carrier on their handsets. I have also experienced a version of this in roaming also but it's real problem at home. Seems like the radio searches for 850 or 1900 first and if it finds any a network it stops searching.
Friends with Treo 850s had the same problem but there were able to choose a preferred band. I also recently heard of other users of Windows 2003 devices in my area having the same problems on non-imate handsets.
I have read about newer radio versions like 1.13 and 1.15 but it is not clear to me if there address this problem at all. I also saw a band switching tool but that was for the Wallaby ROM. Has anyone experienced this problem and if so what can I do?
My software stack on my phone is the latest imate PDA2K releases:
ROM version: 1.40.00 WWE
Radio version: 1.12.00
ExtROM version: 1.40.176 WWE
Ronald
What happens when you do a network search? You might want to try setting your network selection to manual as well since it seems that the new GSM 850/1900 (according to GSMWorld.com it is Digicel) network is causing some kind of reception issues for you.
You are correct about where the interference is coming from. I have tried using manual but my phone begins searching, gives me the option of selecting Digicel (850/1900) but my carrier (1800) is not shown.
Triband81 said:
What happens when you do a network search? You might want to try setting your network selection to manual as well since it seems that the new GSM 850/1900 (according to GSMWorld.com it is Digicel) network is causing some kind of reception issues for you.
Click to expand...
Click to collapse

MDA Pro German unlocked; UMTS still only works with T-Mobile

Hello,
thanks to buzzdev's great tool (you are the greatest!) my MDA Pro German now accepts all SIM cards. However, with every SIM card I tried (Eplus/BASE, o2 with UMTS enabled) I never get access to UMTS, even in the center of my town. With the T-Mobile SIM however, UMTS works immediately. Has anybody else experienced this problem? I also tried to hard reset and skip the customization.
Greetings from Bonn, Germany
Andreas
i also have bought a german mda pro and unlocked it. i am using it in austria and umts works correctly.
Re: MDA Pro German unlocked; UMTS still only works with T-Mo
stupiddog said:
Hello,
thanks to buzzdev's great tool (you are the greatest!) my MDA Pro German now accepts all SIM cards. However, with every SIM card I tried (Eplus/BASE, o2 with UMTS enabled) I never get access to UMTS, even in the center of my town. With the T-Mobile SIM however, UMTS works immediately. Has anybody else experienced this problem? I also tried to hard reset and skip the customization.
Greetings from Bonn, Germany
Andreas
Click to expand...
Click to collapse
Maybe you should check if the other providers:
- supports UMTS
- your connection settings are right
- you need a special account to use UMTS
- UMTS is available in your area with that provider
If T-Mobile enabes UMTS for you doesn't mean all providers do.
Re: MDA Pro German unlocked; UMTS still only works with T-Mo
vondutch said:
Maybe you should check if the other providers:
- supports UMTS
- your connection settings are right
- you need a special account to use UMTS
- UMTS is available in your area with that provider.
Click to expand...
Click to collapse
Yes, I ordered the UMTS option which caused all my SIM-Cards to be replaced by USIMs. The town I live in is medium-sized (300,000 inhabitants), and I checked about eight places - no success. (Typically, UMTS is available in every German town which has about 50,000 inhabitants or more)
What happenes is quite weird: When I switch the phone on, enter my PIN and connect to the network, the UMTS Symbol ("U") appears for about one or two seconds. Then it disappears, the connection gets lost, and the phone reconnects by GSM. It seems that the phone (or the provider?) throws me out just after a successfull UMTS connect.
I also verified that the GPRS/3G connection is set up correctly (APN surfo2, no username and password).
Greetings,
Andreas
you probably already have checked the radio band settings, but its worth a try. have you enabled umts band in telefon - einstellungen?
loopback said:
you probably already have checked the radio band settings, but its worth a try. have you enabled umts band in telefon - einstellungen?
Click to expand...
Click to collapse
Yes, UMTS is not disabled; I also tried "WCDMA only", but then no connection can be established.
hmmm, have you tried a hardreset and/or a new/different rom?
loopback said:
hmmm, have you tried a hardreset and/or a new/different rom?
Click to expand...
Click to collapse
Yes, I thought that maybe there was some stupid locking in the T-Mobile GER ROM, so I used the latest Qtek German ROM, I also tried the O2 XDA Exec Launch ROM (UK), but nothing changed.
Re: MDA Pro German unlocked; UMTS still only works with T-Mo
stupiddog said:
I also verified that the GPRS/3G connection is set up correctly (APN surfo2, no username and password).
Greetings,
Andreas
Click to expand...
Click to collapse
Are you sure there should be no username/password ? http://www.taniwha.org.uk/gprs.html suggests that it should be guest/guest.
Re: MDA Pro German unlocked; UMTS still only works with T-Mo
kevino said:
Are you sure there should be no username/password ? http://www.taniwha.org.uk/gprs.html suggests that it should be guest/guest.
Click to expand...
Click to collapse
Yes, the website you mentioned is a bit outdated. The official o2 Website (Germany) http://www.o2online.de/o2/kunden/technikundeinst/umts/tools/manuell/index.html states that username/password are "nicht notwendig" (=not necessary).
Ah well, I thought it was worth a mention.
Good luck
i guess the question for another radio rom is obsolete.
so i think your last solution is to get a contract with tmobile j/k
im sorry, i think i wont be able to help you....
loopback said:
im sorry, i think i wont be able to help you....
Click to expand...
Click to collapse
That's ok, thanks for trying anyway I'll post again if I find a solution.
does anybody knows if there is an autoconfigurator for italian telephone providers?

[PRJ][AUS]Telstra HTC Diamond

For those people in Australia using Telstra and wanted the 3.5G radio support, I finally got my hands on one that support the Telstra NextG HTC Diamond.
Base Rom: 1.38.841.5 WWE
Radio Rom: 1.00.25.06 (not the same version from previous post as this one is NextG specific)
I am sure most of the people would like to try this rom... if someone can show me the way the extract these roms I will be more than happy to post it for testing.
yeah this would be awesome to see if it will make the 850Mhz 3G radio work on any Diamond...!
I am noob in extracting roms... any ideas how to do it?
This would be good to try, but since it has the same version number as the one posted in the Radios thread, I wonder if/how it is different?
I will mark it as AUS version.
But before anything happen, I do need to know how to extract this out and make it work for everyone. Any ideas?
Dude you will make everyone happy if we can activate 850 3G.
I know... that's why I post this up...
My whole point is I have no idea what I needed to do to get the radio rom out.
If anyone can point me the right direction, I will post the rom out as soon as I can.
wwcheung said:
I know... that's why I post this up...
My whole point is I have no idea what I needed to do to get the radio rom out.
If anyone can point me the right direction, I will post the rom out as soon as I can.
Click to expand...
Click to collapse
someone please help this man help us!
why dont you PM tom im sure he will be more than happy to help you extract the ROM/RADIO
wwcheung said:
I will mark it as AUS version.
But before anything happen, I do need to know how to extract this out and make it work for everyone. Any ideas?
Click to expand...
Click to collapse
PM me on MSN and ill help you
Sweet - Saw a Telstra flyer for it. Does it have an extra tab in TF3D called "My places"? If so, is it in place of the Programs tab, or is it seperate?
How's the performance of TF3D and the device in general on the Telstra device mate?
Huey85 said:
How's the performance of TF3D and the device in general on the Telstra device mate?
Click to expand...
Click to collapse
i will release the telstra ROM sometime tonight / tomorrow, just needs patching to remove the Region ID, working with cmonex now.
Thanks Guys, is it possable to also get the rom, rom and radio split as original without region tampering....can be kept as a backup for those in Aus that may want to revert back after cooking.
Is the bootloader available as well.
Again many thanks, you guys and your experties is allways appreciated.
2395 said:
Thanks Guys, is it possable to also get the rom, rom and radio split as original without region tampering....can be kept as a backup for those in Aus that may want to revert back after cooking.
Is the bootloader available as well.
Again many thanks, you guys and your experties is allways appreciated.
Click to expand...
Click to collapse
wait and we will see, we only got our hands on it today to take a seat and wait.
Thank You walshieau....please accept my appology if my post was out of order re request [I did not mean to infer speed].....I fully appreciate that your work is charity and that in no way would I expect anything or request anything other than your generious free time in assisting us.
I fully appreciate and thank you for your work and your genorosty of your time as I am sure all others that read your advice or use your programming skills.
Again many thanks.
so humor me this..
i have the 1.93.831.1 installed with hard spl.
also running radio 1.00.25.06...
i get a H symbol for most of my coverage and i have a NextG sim card installed...does this mean i am seeing 850Mhz 3G network or not really?
looking forward to actually trying the telstra rom...
frozenwaffles said:
so humor me this..
i have the 1.93.831.1 installed with hard spl.
also running radio 1.00.25.06...
i get a H symbol for most of my coverage and i have a NextG sim card installed...does this mean i am seeing 850Mhz 3G network or not really?
looking forward to actually trying the telstra rom...
Click to expand...
Click to collapse
Go to Setting / Phone, under the Band Tab, choose WCDMA and UTMS (850)+GSM(900+1800)
If you still can get signal and get a H then you are winning.
under the HongKong Rom
In Australia with telstra Nextg service
greyed box h and 3testra in tflo home provider spot setting are both auto
under phone settings only UMTS(900+12000 + GSM (900+1800) avail
set to the WCDMA and UMTS 900 from auto..
have a greyed box h and 3testra in tflo home provider spot
switched back to auto got 3g in grey box then after 20 seconds now have E in box have only testra under service in tflo home
Now under auto and even running connections setup I cant get back to my original greyed box h and 3testra in tflo home provider spot and have E in box and Telstra as provider under auto.[Have even set 3telstra as preffered over telstra in network band settings
edit:
set provider to manual ...chose 3telstra over telstra...then conection setup for setting etc ....ok [have H] then went back and chose auto now still have H and 3telstra with all options now on auto
should H be in grey box or just H
I also have the HK ROM with a Telstra NextGen USIM, and here is what I think is happening.
Telstra has 3 networks:
* Telstra NextGen 3G UMTS - 850MHz - Mobile network Code 505-01
* Telstra GSM - 900/1800 MHz (EDGE/GPRS) - Mobile Network Code 505-01
* Telstra 3G UMTS - 2100MHz (JV network with 'Three') Mobile Network Code 505-06 (code is shared with Hutchinson '3')
The best way to tell exactly what Telstra network you are on is by looking at the Network name in the 3DTF Home Screen
Telstra (with an E or G icon) is the 900/1800MHz GSM network
Telstra (with 3G or H icon) is the NextG 850MHz network
3Telstra (with 3G or H icon) is the '3' joint venture 2100MHz network
I am eagerly awaiting the new Telstra ROM or at least the radio ROM. So my question is, has anyone got (a non-Telstra Touch Diamond) working on 850MHz yet ? Does the new radio ROM give access to Telstra 850MHz ?

[Q] Is it possible to Enable 850 & 1900 UTMS Freq on I8150?

Hi everyone!
does anyone know if it is possible to enable 850 & 1900 Frequency bands on the I8150? if yes, please, please, some leads for the procedure (Root, or Custom ROM or whatever it makes it work!) i´m not an expert unfortunately.
Just bought an I8150 in Malasya 900/2100 Band which does not work in my country 850/1900 (my fault, didn´t check) so i´m at present using my I8150 as an expensive 2G with a fancy Calendar!.
Thanks lot for any help!!
Hi
First, this is possible, using Samsung Service Mode.......
easiest way to do it is with this App:
https://market.android.com/details?id=com.nfye.insanity.toolbox&hl=en
It has option to enable bands in Secret Codes:
Band Selection.....
Also, read here, but for i9000, so careful:
http://androidforums.com/samsung-ga...rk-frequency-your-samsung-i9000-galaxy-s.html
Hi,
If you don't want to install nitrality (because it needs a rooted phone), you can always dial the band selection service mode directly: *#2263#
For some reason, nitrality does not work on the phone.
The band selection I´ve already tried but no asteriscks appear, selected the options anyway, but nothing happens (even after rebooting).
Thanks anyway, if you have any other comments let me know, you never know..
Hold on there!
this may sound extreeemely roocky (which in fact is) but,
do i need to have the phone rooted so when i dial the band selection in service mode the changes take effect?????!!!
Also, now i know why Nitrality didn´t work.
So i guess i´m gonna root the phone, if you have any link to recomendable instructions let me know, otherwise i´ll look over the net.
Thanks, hope this is the clue to the whole thing
Hi all,
my questions are similar to the ones joan10 asked and thus I'll simply add them to this thread.
(1) joan10: I'm very interested in your progress. Could you please post whether you got the 850MHZ band working or not? Thanks in advance!
(2) Does Samsung ship different versions of the i8150? I'm asking since the Samsung Hongkong website explicitely states that the i8150 is a UMTS (3G) quadband device. However most resellers (and actually most websites like gsmchoice.com) here in Europe sell the phone as a dualband UMTS device.
(3) If there are different versions: How do I find out in advance if the phone I'm buying is a Quadband UMTS device? I guess that the usual sales assistants in electronic stores cannot tell me. I intend to buy the phone in Europe.
(4) Given the posts in this forum, I guess that I will have to enable all bands manually using the so called "service mode". Is there any reason why Samsung does not ship the phones with that configuration even though it is a quadband device? Are there any disadvantages if all bands are enabled?
(5) Will I have to root the device in order to enable all bands? If so, will that affect the warranty?
Thank you *very* much in advance!
Hi,
I can tell you about the experience I've had with the SGW (i8150) and 850MHz UMTS. I bought the phone from UK to try it in my country which uses GSM-1800, UMTS-850. As of today I have not been able to connect to the mobile network, even after rooting and trying different ROMs from Europe and Asia.
I also tried to selecting the 850 band from service mode, but like you mentioned, the asterisk does not show up at 850.
My phone company regularly publishes a list of the phone models that are compatible with its network, and to my surprise the SGW is listed there but with the model i8150B, firmware versions: I8150BVJKJ5 and I8150BVJKH1.
From what I have read in this forum, I suspect the i8150B is a model first launched for the Brazilian market which uses UMTS850 and UMTS2100. So i8150B probably has a different antenna design.
I've been thinking of getting a hold of an i8150B ROM and flashing it to see what happens, or perhaps I'll just give up and try to sell it.
If you do try it, plz update here with the resaults... Hope it will work!
freditoc said:
Hi,
I can tell you about the experience I've had with the SGW (i8150) and 850MHz UMTS. I bought the phone from UK to try it in my country which uses GSM-1800, UMTS-850. As of today I have not been able to connect to the mobile network, even after rooting and trying different ROMs from Europe and Asia.
I also tried to selecting the 850 band from service mode, but like you mentioned, the asterisk does not show up at 850.
My phone company regularly publishes a list of the phone models that are compatible with its network, and to my surprise the SGW is listed there but with the model i8150B, firmware versions: I8150BVJKJ5 and I8150BVJKH1.
From what I have read in this forum, I suspect the i8150B is a model first launched for the Brazilian market which uses UMTS850 and UMTS2100. So i8150B probably has a different antenna design.
I've been thinking of getting a hold of an i8150B ROM and flashing it to see what happens, or perhaps I'll just give up and try to sell it.
Click to expand...
Click to collapse
Hi freditoc....
I have the opinion that you will need a suitable, for your region, Phone i.e. Modem/Radio FW to take advantage of the Bands in your area.....
I think the phone has the radio HW OK.....but needs the proper Regional FW.
Perhaps there is a way with ODIN to flash sepetately regional Phone FW?? and keep other upgrades.....
I don't think Euro or Asian Phone FW is appropriate in America.....South/Central???
So maybe more research for ppl who bought Euro or Asia phone, but want to use in Brazil or Costa Rica, etc.
Makes sense....No or Yes??
I think this is mentioned in the I9000 thread I referred to earlier..
Sent from my GT-I8150 using Tapatalk
I have a SGH-T679 (EXHIBIT II), that I use in Europe and My local providers use 900/2100 MHz for UMTS (3G).
I can connect to any GSM network (900/1800MHz), but no 3G service because 850/1900MHz US radio.
There is no way to put the * to 900/2100MHz in the service menu only 850/1900MHz.
I think that the baseband sw is diferent and it might work for SGW and that of the SGW for the Exhibit II.
Here is the backup of My radio.bin http://www.mediafire.com/?vtbrp8ecwyxtfdx . Baseband T678UVKJ1.
Please upload some European i8150 basebands.
You can use adb and following commands
adb shell
su
dd if=/dev/block/mmcblk0p8 of=/sdcard/modem.bin bs=4096
exit
exit
arth_ur said:
I have a SGH-T679 (EXHIBIT II), that I use in Europe and My local providers use 900/2100 MHz for UMTS (3G).
I can connect to any GSM network (900/1800MHz), but no 3G service because 850/1900MHz US radio.
There is no way to put the * to 900/2100MHz in the service menu only 850/1900MHz.
I think that the baseband sw is diferent and it might work for SGW and that of the SGW for the Exhibit II.
Here is the backup of My radio.bin http://www.mediafire.com/?vtbrp8ecwyxtfdx . Baseband T678UVKJ1.
Please upload some European i8150 basebands.
You can use adb and following commands
adb shell
su
dd if=/dev/block/mmcblk0p8 of=/sdcard/modem.bin bs=4096
exit
exit
Click to expand...
Click to collapse
Hello friend arth_ur.....(Guinness??)
Please find modem.bin file from my Euro GT-I8150......dropbox link:
http://db.tt/Mt3Z526A
Phone/Baseband: I8150OXXKK1
Like you, but in reverse I can only
[*] the 900/2100 CDMA 3G Bands in Service Menu Band Selection...
Hope the file helps!!!!
Cheers
Sent from my GT-I8150 using Tapatalk
Hi all,
I'm really interested in the outcome of that discussion. However I'd have some additional questions:
(1) Wouldn't it be possible to simply read out hardware information from your devices? So that you see which UMTS module is built into your device and find out if it's quadband-capable?
(2) Can you tell me what the file 'modem.bin' acutally does? Why doesn't Samsung deliver the devices with only two bands activated?
Thanks in advance!
Sorry, there is a mistake in my last question. I wanted to ask "Why does Samsung deliver the devices with only two bands activated?"
Additionally, I want to refer to the Hong Kong website from Samsung (..samsung.com/hk_en/support/model/GT-I8150FKATGY-techspecs), which states that the phone is a quadband UMTS device. Maybe you can get the appropriate firmware from Samsung Hong Kong.
Please let me know about any progress. Thanks in advance!
Cheers!
irishpancake said:
Hello friend arth_ur.....(Guinness??)
Please find modem.bin file from my Euro GT-I8150......dropbox link:
http://db.tt/Mt3Z526A
Phone/Baseband: I8150OXXKK1
Like you, but in reverse I can only
[*] the 900/2100 CDMA 3G Bands in Service Menu Band Selection...
Hope the file helps!!!!
Cheers
Sent from my GT-I8150 using Tapatalk
Click to expand...
Click to collapse
Thank you for the file.
I have been busy lately, and I had no time to check in.
I compared the files with a hex editor, and unfortunately there are big differences...
I am afraid to softbrick my phone, so I will research on it a little further.
I tried the methods described at
http://androidforums.com/samsung-ga...rk-frequency-your-samsung-i9000-galaxy-s.html
In the service menu
* # * # 1 9 7 3 2 8 6 4 0 # * # *
If you select:
[1] Debug Screen
+
[8] Phone Control
+
[7] Network Control
+
[2] Band Selection
Unfortunately the SGH-T679 does not have combi-band options.
Key in [4] (tap [menu], than Key in), displays a hidden menu:
"[1] GSM 850
[2] GSM 900
[3] GSM 1800
[4] GSM 1900
[5] WCDMA 850
[6] WCDMA 900
[7] WCDMA 1800
[8] WCDMA 1900
[9] WCDMA 2100
If you want to add other bands
choose band that youa want again"
However it doesn't change anything regardless what you choose next.
You can also enter
*#*#info#*#* (*#*#4636#*#*)
and you tap [Phone info],
then you can "Set preferred network type:"
choices are:
WCDMA preferred
GSM only
WCDMA only
GSM auto (PRL)
CDMA auto (PRL)
CDMA only
EvDo only
GSM/CDMA auto (PRL) - default by My phone
Unknown
I tried a few options but no help.
There is also a [menu] key [Select radio band], where choices are:
Automatic
EURO Band
USA Band
JAPAN Band
AUS Band
AUS2 Band
Here it accept any selected band, but i can get no signal in either 900 or 2100MHz.
USE THIS INFORMATION AT YOUR OWN RISK, I AM NOT RESPONSIBLE FOR YOUR DEVICE.
Its been a while since there was no activity here...
After countless reflash and handful of softbricks, My latest findings are:
- the baseband of the SGW does not work with Exhibit II rom - http://imageshack.us/photo/my-images/688/sc20120219093621.png/
- you can crossflash the Exhibit II with SGW rom - http://imageshack.us/photo/my-images/821/sc20120219100916.png/
Issues are:
- swapped keys,
- no camera,
- can't enter into service mode and
- no 900/2100MHz 3G !!!
Basically everything else works.
And NO, there is NO overclock, the phone runs on stock 1024Mhz.
i8150 with 850?
Have you got your i8150 working in 850? Do you have the baseband file?
Thanks in advance,
Hernan
arth_ur said:
Thank you for the file.
In the service menu
* # * # 1 9 7 3 2 8 6 4 0 # * # *
If you select:
[1] Debug Screen
+
[8] Phone Control
+
[7] Network Control
+
[2] Band Selection
Unfortunately the SGH-T679 does not have combi-band options.
Key in [4] (tap [menu], than Key in), displays a hidden menu:
"[1] GSM 850
[2] GSM 900
[3] GSM 1800
[4] GSM 1900
[5] WCDMA 850
[6] WCDMA 900
[7] WCDMA 1800
[8] WCDMA 1900
[9] WCDMA 2100
If you want to add other bands
choose band that youa want again"
However it doesn't change anything regardless what you choose next.
You can also enter
*#*#info#*#* (*#*#4636#*#*)
and you tap [Phone info],
then you can "Set preferred network type:"
choices are:
WCDMA preferred
GSM only
WCDMA only
GSM auto (PRL)
CDMA auto (PRL)
CDMA only
EvDo only
GSM/CDMA auto (PRL) - default by My phone
Unknown
I tried a few options but no help.
There is also a [menu] key [Select radio band], where choices are:
Automatic
EURO Band
USA Band
JAPAN Band
AUS Band
AUS2 Band
Here it accept any selected band, but i can get no signal in either 900 or 2100MHz.
Click to expand...
Click to collapse
The band selection menu can be accessed by dialling *#2263#.
I tried Menu key -> Key Input -> 4
The list of 9 bands came up, but nothing happens after selecting any one of them.
Strangely, if I select [2] WCDMA Band Preference -> [6] WCDMA ALL (that means it's on WCDMA only and it receive signal of all bands), the 850MHz-only network in Australia (Telstra NextG) came up in manual network search under Settings -> Wireless and network -> Mobile networks -> Network operators.
If I select [2] WCDMA 2100, Telstra doesn't come up because it uses 850MHz.
I'm on Vodafone Australia which uses 850MHz and 2100MHz in metropolitan areas and 900MHz in rural areas.
PDA: I8150ZSLM4
PHONE: I8150ZSLM4
CSC: I8150OZSLM4
---------- Post added at 03:39 PM ---------- Previous post was at 03:24 PM ----------
One more bit of information that might help you fix this.
In Service Mode -> MAIN MENU -> [3] UMTS RF NV -> [1] RF NV READ and [2] RF NV WRITE,
There are 4 bands,
[1] WCDMA 2100
[2] WCDMA 1900
[3] WCDMA 900
[4] WCDMA 850
That means the phone is coded to get reception from these 4 bands.
But when I tried to get in [2] RF NV WRITE -> [4] WCDMA 850, the process com.android.phone crashed. Is that a corrupted program file? Is this the cause of the problem?
Under [1] RF NV READ, information for all 4 bands can be accessed.
Hello. I would like to get a Galaxy W too, but I have the same problem as you: In my country 3G uses the 850 frequency!
Please let me know of your progress. Some Android devices come with a baseband changer (cyanogenmod 7.2 on Motorola Defy), but maybe it's because the phone does support both frequencies?
Thanks.
---------- Post added at 03:54 PM ---------- Previous post was at 03:34 PM ----------
Some Brazilian guys on this thread have the GT-I8150B, which seems to work with the 850 band.
http://forum.xda-developers.com/showthread.php?t=1466740
Here you can download 2.3.6 brazilian firmware for that model and extract the radio file to try on the GT-I8150 if you're brave.
http://www.sammobile.com/firmware/
If someone tries, let us know how it went!
My Galaxy W was sourced from Hong Kong and it was marketed as a quad-band (850/900/1900/2100) 3G device by both Samsung Hong Kong and the only 850MHz 3G carrier in Hong Kong, SmarTone. (Note that my phone is not network-locked.)
I notice that the CH configurations for WCDMA 850 are missing from service menu.
Under Service Mode (by whatever means you get in) -> MAIN MENU -> [6] COMMON -> [5] WCDMA SET CHANNEL:
Current CH: 0
Set Downlink CH, Input?
0: Reset
Set CH Range :10562-10842
Set CH Range :9662-9938
Set CH Range :2937-3088
10562-10842 are 2100MHz DL channels
9662-9938 are 1900MHz DL channels
2937-3088 are 900MHz DL channels
4357 – 4458 (850MHz DL channels) are missing
As DL channels of 850MHz are missing from this menu, my phone couldn't have possibly registered to any 850MHz network.
Is there any way to add them to the phone? Samsung is supposed to have done that, but they left it out.
Firmware version: I8150ZSLM4
According some other websites, the version number can be explained as:
I8150: model, ZS: China, Hong Kong, L: 2012, M: (Unknown month) 4: Version
Did anyone ever figure out if this is possible? I don't understand why the specs for this phone show 850 as a usable band if it's impossible to use.

[Q] Change 3G band to European GSM 900/1800

A family member gifted me a Galaxy S4, however it is the SGH-M919. I currently live in Europe and 3G bands in my region are GSM 900/1800. At the moment I can't access 3G and any other type of data for that matter (LTE is not supported here). Is there a way to change T-mobile 950 and 1900 bands to my region ones?
Thanks for taking your time to answer
Sadly not.
Since the radio does not support those frequencies for hsdpa
TheArtiszan said:
Sadly not.
Since the radio does not support those frequencies for hsdpa
Click to expand...
Click to collapse
So there's no way to fix it?
Hello Flex,
I have the same phone "Samsung S4 SGH-M919 - Tmobile" and I live in Hungary, it works fine with me all you have to do is just to switch form WCDMA/GSM to any other option "like GSM only" then back to WCDMA/GSM as a kind of refresh and the 3G will work fine after that, you can find this inside Settings > More Networks > Mobile Networks > Network mode, but unfortunately you have to do this every time you restart your device.
There is also another alternative solution is to reset the Access point names to default, you can find this inside Settings > More Networks > Mobile Networks > Access Point Names.
to be honest I don't know the reason of this error, but try what I described and tell me if it works with you.
Good Luck
Well. I have the exact same phone and have tried several ROMs, either custom or stock and basebands also. Nothing seems to work. The very few users who reported it was working didn't provide much evidence of it. Even Wikipedia says no 3G 900MHz availability for this phone. A simple edit to NV 1877 values won't solve it. I've tried that too.

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