How to Radiostack downgrade.Please help!! - MDA, XDA, 1010 Software Upgrading

I upgrade my XDA to ROM 3.20.06 and Radiostack 4.21. However, my XDA has no signal of phone. Please help me to go back to Radiostack A.20.10 ( or my original SIEMENS SX56 )I really appreciate.
Thanks,
Nathan

search the forum it may not be possible

Help
Any body can help me to solve problem. I could not use the phone function any more. after upgrading, it shows no signal on attena icon and no signal bar.

Have you tried using the gsm switcher from bootloader mode.

Yes, I did but it is not success.

You flashed GSM 900/1800 version to GSM 900/1900 phone.
You cannot get signal anyhow!
If you still cannot flash backto US version GSM 900/1900, contact me ([email protected]) . I have hardware solution

Dear Cigigate,
How can I do it from 900/1800 to 900/1900?
Thanks,
nguyen

hi Nguyen, where do u live ? if u live in Hn, contact me. [email protected]

I live in hcm. Thanks,
Nathan

Related

Orange pay-as-you-go doesn't get signal

Hi all, i'm new to this forum, and have just bought an XDA. Iam in the UK
I was reading the site last night and have upgraded to the XDA-Developers Special Edition ROM v1.2
I am having problems using the XDA as a phone i have a Pay as u go Orange sim and it doesnt get a signal??
Could someone please talk me throught what i am doing wrong??
The details are:
Modal No: PW10A1
ROM Version: 3.17.03 ENG
ROM Date: 05/15/03
Radio Version: 4.08
Protocol Version: 32S54
Thanks in advacne for any help!! :wink:
Cheers
N
Did you unlock the phone?
Yep,
N
Morpheus said:
I am having problems using the XDA as a phone i have a Pay as u go Orange sim and it doesnt get a signal
Click to expand...
Click to collapse
i could be totally wrong here but maybe its your sim card at fault, maybe it isnt data activated. i tried my xda with my old - working - t-mobile payg card and altho' the xda worked i could neither make nor receive calls. i think it has something to do with the services offered by providers.
ian
Did think that m80, will they "data activated" if i call Orange??
Thanks
Does the sim work in another phone, has the sim ever worked in the xda, have you tried a different sim in the xda, I dont know where you got the phone but it may be that it is blocked to all networks, did you ever see the xda working before the upgrade to developers rom 1.2
Yes the sim works in another phone.
No the sim has never worked in the XDA.
No i didnt see the XDA working b4 i upgraded.
Thanks m80, any ideas??
Morpheus said:
Did think that m80, will they "data activated" if i call Orange??
Thanks
Click to expand...
Click to collapse
there's only one way to find out
A little update
I have contacted Orange and they have enable GPRS is there anything else they need to enable, as it is still not working!!!!!!
I have upgraded the Radio Stack to 4.21.00 still no joy!
Any ideas, it searches for a netwrok then says No Signal
Thanks again in advance
:wink: N
sim/xda problems
sometimes the switch on process can take a while. have you tried the card in another phone? do you have a non-payg sim card that you could test in the phone?
do you know someone with a card?
have you unlocked the phone?
i really don't know what to suggest but if you've tried every combination of cards and activation then its either the software or the phone.
mug someone with an xda and use there sim card.
ian
Orange with No Signal
I have a Orange contract sim and it does'nt have a signal either but it worked until i updated the the radio stack to 4.21 but a downgrade is not possible, i have tried t-mobile and still the same problem. if anyone knows how to downgrade it to radio stack 4.01 which is 1 that i know that works. Lets hope XDA-Developers and suss out how to copy the GSM In the Wallaby Bootloader. if anyone can solve this problem you should be king.....
use the band switching tool lol
its most probally on 900mhz (voda,3,bt) instead of 1800 (orange, virgin, 121)
1900 is the american signal also if you have upgraded your phone to pc2003 then you cant get it to work on orange then lol coz it only allows you to do 900 or 1900 :roll:
Thanks alot for all of your help guys
I have tried an O2 payas u go Sim and it works, very strange!!
But Yes it is defo unlocked!!
Will keep trying the Orange Sim and find out why it wont work!!
What are the setting for GPRS for O2?? Please
Thanks again all

more help with xda

hello again folks ...
want to say thanks again for all the help so far .. upgrade went well ..
i went from :
rom version: 3.14.17 ENG
rom date: 10/11/02
radio version : 4.17
to the upgrade :
rom version: 3.17.03 ENG
rom date: 5/15/03
radio version : 4.17
courtesy of www.yorch.net 8)
it was fairly painless ... however the phone still can not pick up a signal ..
also note with upgrade i have been able to switch GSM band from 900/1800 to 900 or 1900 successfully.. but, still can not find t-mobile US as a default setting ...
perhaps i should have cooked and installed one of the following upgrades ? :?
4.00.10 ENG T-Mobile US
or
4.00.16 ENG T-Mobile US
i was hesitant because it indicates once the above mentioned ROM is installed you can not switch to any other ROM using programme A .
my device model no. PW10A1
does this apply to me?
or perhaps i need to udate the radio stack ?? any direction would be great .. thanks again folks !
jason
use 4.00.16 ENG T-Mobile US then once loaded onto xda go into the bootloader (hold power button down while soft restting) then press the calendar (right hand) button and set it to 900/1900mhz
then wait for it to do what it has to do then softreset again.....
then load the phone up with sim in go into phone then options and click on the band tab and select 1900mhz
softrest after if it doesnt pick up signal after then the aversions are not kinda tri band but if it does post up then we will know the answer for deffinate thing is though the radio version is built for 900/1800 not 900/1900 so i dont think itll work but you can try
my device model no. PW10A1
does this apply to me?
Click to expand...
Click to collapse
If the H/W of the device is A type then it's 900/1800. So, unless you have a 900 MHz signal it will not work. Switching the band from phone settings will have no effect unless with proper H/W and RSU version.
ok fellas ...
i went from :
rom version: 3.17.03 ENG
rom date: 5/15/03
radio version : 4.17
to the upgrade :
rom version: 4.00.16 ENG T-Mobile US
rom date: 7/10/03
radio version : 4.17.00
courtesy of www.yorch.net
however the phone still can not pick up a signal ..
with upgrade i have not been able to switch GSM band from 900/1800 to 900 or 1900 successfully through the wallaby bootloader (after changes are made i can not get out of bootloader without doing a hard reset) :? also note the xda developers band switch tool is also present but reads error :?
also note :!:
before the upgrade
my device model no. PW10A1
after upgrade
my device model no. PW10B1
not sure if im getting any closer to the solution but im still happy at this point i havent burned up the unit ...
perhaps it is still an issue of the radio version 4.17.00 (which is the only thing i havent fooled with yet)
any thoughts on trying the radio upgrades from www.yorch.net (under upgrades) ??
if this doesnt kill me it will surely make me stronger ... i will throw a party with beer for everyone if we can get this turkey running !!
thanks again folks !
If you can read a B type on your device that means your H/W supports 900/1900 MHz. To be more sure, check the avaialble options at the GSM menu from the boot loader (Power + soft reset then Calendar button).
If it does have the 1900 MHz option, I would recommend to go for a full upgrade using the latest TMO ROM 4.01.00. It contains RSU 6.24.01 and it works perfectly well for me tho I have 900/1800 network.
Here is the link: ftp://tmobile:[email protected]:21
Be careful and good luck ...
It may be important to note at this point that the OS ROM version really doesn't have much to do with whether or not the phone gets a signal. XDA I is either 900/1800 (PW10A) or 900/1900 (PW10B). (Please note that this model number should be taken from the sticker on the back, not from what the OS says it is.)
If you have a 900/1800 phone, it will not do 900/1900, and vice-versa. Exceptions are said to exist, probably in places where a 1900 provider is really low in the band (or an 1800 provider really high), but this is not recommended and unlikely to work very well.
Band switching is done manually with an extra tab in the Phone Options page between 900 and 1900 in US ROMs, or automatically between 900/1800 in all others. There is also a band-switch in the bootloader, which always offers all possibilities (900, 1900, and 900/1800). After selecting the correct band for your phone, you may need to hard-reset with the SIM removed a few times before the phone 'understands' it is to use another band.
If you want a tri-band phone, get an XDA II. The XDA II by the way comes with vastly improved radio performance. Unlike the original XDA, I can use it in areas with not-so-great coverage.
>any thoughts on trying the radio upgrades from www.yorch.net (under >upgrades) ??
Yeap you're needed of a Radio Stack upgrade, as you have seen 4.17 won't work in the US. So I suggest you upgrade to the AT&T or the T-Mobile stack.
HTH
ROM: 4.01.00 ENG
Radio: 6.24.01
i would love to try this upgrade ...
can anyone tell me where i could download it? :?
thanks
Go to www.yorch.net you'll find it in the upgrades portion of the site
Peter Poelman wrote
There is also a band-switch in the bootloader, which always offers all possibilities (900, 1900, and 900/1800)
Click to expand...
Click to collapse
Thx Peter Poelman so much for this great info, but my original Qtek 1010 never showed the 1900 Mhz option in the boot loader menu and it was PW10A.
Now as I replaced the main board with a one taken from a used TMO device it shows the 1900 option both in the GSM menu and in the phone settings in ROM (I 'm using 4.01.00 now) and the device type is PW10B
Does that mean that the GSM menu shows only what the device H/W can actually support, or it's part of the RSU file contents which may give a fake option of the 1900 MHz ?
Thanks again for correcting our info
saqibj said:
Go to www.yorch.net you'll find it in the upgrades portion of the site
Click to expand...
Click to collapse
You can also get it via FTP at:
Host address: 130.39.48.102
Port: 21
Login: tmobile
Password: rom
HTH
thanks for the info ...
i cant seem to get to this site successfully ... perhaps im going about it all wrong ... any chance you could spoon feed it to me .. ?
Biso007 said:
Does that mean that the GSM menu shows only what the device H/W can actually support, or it's part of the RSU file contents which may give a fake option of the 1900 MHz ?
Click to expand...
Click to collapse
The sticker on the back (and nothing else) tells it all:
PW10A = 900/1800
PW10B = 900/1900
is this upgrade available from yorch ? if so ... where ..?? cant find it anywhere on the site ..
thanks
eurowerks said:
thanks for the info ...
i cant seem to get to this site successfully ... perhaps im going about it all wrong ... any chance you could spoon feed it to me .. ?
Click to expand...
Click to collapse
You need to use a program like CuteFTP or WS_FTP LE
CuteFTP can be found at:
http://www.cuteftp.com/downloads/cuteftp.asp
WS_FTP LE can be found at:
http://www.ftpplanet.com/download.htm
HTH
XDA developer Peter Poelman said:
Biso007 said:
Does that mean that the GSM menu shows only what the device H/W can actually support, or it's part of the RSU file contents which may give a fake option of the 1900 MHz ?
Click to expand...
Click to collapse
The sticker on the back (and nothing else) tells it all:
PW10A = 900/1800
PW10B = 900/1900
Click to expand...
Click to collapse
also note ... unit is an o2 from singapore .. i am in the US trying to access the Tmobile network ... originally it was PW10A .. after the second rom upgrade .. it switched to PW10B ... and also appears to have all 3 bands available from the bootloader .. after 3rd upgrade/downgrade to
rom 4.01.00 eng
radio 6.24.01
still appears to be PW10B1
it is searching for a signal
thoughts anyone? :?
It might be your SIM card so try it in another phone and if it works.
HTH

unlocking SX56 problems

hey there i have a problem unlocking the SX56 its a ATT device witch i upgraded via the Siemens Website to the 2003 version,
now when i use the tool xdaunlock i always get an error:
error getting unlock code
anyone has some help on that
here is the info
ROM Version: A.30.09 ENG
ROM date: 01/01/04
Radio Version: A.33.02
Protocol Version: 1.3.3
Model: PW10B1
please help me !!!
XDAunlock tool doesn't work with WM2003 ... you have to down grade your ROM to PPC2002 ... try to cook any 3.17 based ROM from the kitchen here and it's better to flash your ROM with the SER v1.2 which will ulock your xda with the first reboot
thx for the info
would you have some info what SER 1.2 is or some step by step instructions
Anton
GSM Band change
Hi,
I have an unlocked AT&T Siemens XDA I :
ROM : A.30.09 ENG
ROM date: 01/01/04
Radio : A.20.10
Protocol version: 324e4
Under Settings>phone> i cannot find the tab found in other versions where I can switch the GSM band between 900 and 1900.
what should I do about that? is there anyway to switch band? or do I have to upgrade/downgrade the OS?
The phone is working with both T-mobile and AT&T networks, but I will need to use it in Europe and Egypt (Vodafone).
hey Biso007 , I hope you have the answer
thank you
Band Switching in Windows Mobile
The tab used to switch the bandwidth, 900/1900 MHz GSM, was removed in Windows Mobile as the software interface with the radio stack unit/RSU automatically will switch from the Americas' 1900 MHz to the international 900 MHz and vice verse when travelling to other countries. My friend has an unlocked Siemens SX56 Pocket PC Phone with AT&T Wireless(hopefully soon to be Cingular Wireless) as the service provider, took the SX56 over to Ireland with him on a business trip and used a prepaid SIM without any problems.
Band switching
Hey
Thanks for this information.
Re: thx for the info
toxit said:
would you have some info what SER 1.2 is or some step by step instructions
Anton
Click to expand...
Click to collapse
Take a look here www.xda-developers.com/SER/
DaKanadian said:
hey Biso007 , I hope you have the answer
Click to expand...
Click to collapse
As raycaroll70 said, band switching is being done automatic between 900 and 1900 for B devices, and 900 to 1800 for A devices ... this is true in A30.0x ROMs from AT&T
In T-mobile ROMs it's still being done through the phone settings but only for B devices 900/1900. It's also worthy to be mentioned that the RSU is a significant factor in this issue ... I think A20.x does this auto switching, but I didn't try it with 6.2x.0x RSUs
Biso007 said:
XDAunlock tool doesn't work with WM2003 ... you have to down grade your ROM to PPC2002 ... try to cook any 3.17 based ROM from the kitchen here and it's better to flash your ROM with the SER v1.2 which will ulock your xda with the first reboot
Click to expand...
Click to collapse
SER v1.2 cannot unlock WM2003 version radio stack 6.25 or A33.
The SER V1.2 is absolutely obsolete.
I have developed new tools to unlock under MW2003 new radio
cgigate said:
I have developed new tools to unlock under MW2003 new radio
Click to expand...
Click to collapse
Thx for this already known info, but I expect the people coming to this forum for "FREE" advices ... then if it doesn't help they can seek a help with a charge if needed.
Note: even if SER v1.2 is obsolete (which is not true!), no one said it should be kept to be used as the final ROM (even tho it's still working fine) ... it's just a transitional state for unlocking ... and for the RSU issue, many people here down graded the RSU then unlock then upgrade back to a recent RSU ... and they did it with no charge as well
Biso007 said:
cgigate said:
I have developed new tools to unlock under MW2003 new radio
Click to expand...
Click to collapse
Thx for this already known info, but I expect the people coming to this forum for "FREE" advices ... then if it doesn't help they can seek a help with a charge if needed.
Note: even if SER v1.2 is obsolete (which is not true!), no one said it should be kept to be used as the final ROM (even tho it's still working fine) ... it's just a transitional state for unlocking ... and for the RSU issue, many people here down graded the RSU then unlock then upgrade back to a recent RSU ... and they did it with no charge as well
Click to expand...
Click to collapse
Downgrade Radio stack is big risk!
Many XDAs are dead cause radio stack downgrade/upgrade failure!

big problem help please

hello i have an big problem my wallaby dont connect to the phone network so i can't use the phone
please can someone help me i live in the netherlands my operator is tmobile
my rom version is 4.01.16 ENG
rom date 02.04.04
radio version 6.24.00
protocol version 324e4
is this wrong??
please help
greeting cor
Try entering bootloader, power switch held down while pushing stylus in reset, then push the button below the antenna, then choose 900/1800. You will need to do a backup first.
Your rom versions show that it is PW10B1 version (north american version GSM 900/1900).
If your local SP provides GSM 900 service, switch the band to GSM 900 (Setting > phone > Band > choose GSM 900
i have set the gsm band to 900 but it won't help he is stil searching for network
does someone have another solution???
There is another possibility, your phone is PW10A1, but the firmware and radio stack had been "upgraded" to PW10B1. So you won’t get any signal.
Check the label on back to see it is PW10B1 or PW10A1.
yes you are right that is it but where can i find the good stuff
so i must change my hardware version to pw10a1
any idea how i can change that??
now i have tries to update it via asimagetools
but i get a message
itsdcardinfo:niet nader omschreven fout
error opening target device
please can someone help me
civiccoupe said:
so i must change my hardware version to pw10a1
any idea how i can change that??
Click to expand...
Click to collapse
Buy a new device (PW10A)....
No ohter way to change hardware......
Stefan
you need change radio stack back to PW10A, but risky
so i cannot set it back to PW10A ?????
civiccoupe said:
so i cannot set it back to PW10A ?????
Click to expand...
Click to collapse
you can flash the radio stack back to PW10A
civiccoupe said:
so i cannot set it back to PW10A1 ?????
Click to expand...
Click to collapse
Well, my device is PW10A1, but when i had T-Mobile 4.01.16 rom on my xda, it said PW10B1. Therefore check the back of your xda, if it says PW10A1 then you HAVE that version, just the rom says not. hehe. About flashing: you can not use programme a to flash your XDA when you have an T-mobile rom on it; you can only flash it with the SD-card method (use forum search). Try to flash in an 4.01.12 version (O2), i found it better than the T-mobile one.
massage for cgigate and stefan
Hello all,
I have a XDA i have a problem with the radio stack, Frend of mine did and upgrade of Rom and Radio, and he did a PW10B1 radio upgrade is there any posibbileties to downgradit to PW10A1.
Thanks in advanced

Can not pick up the network after finally unlocking..HELP;-)

Hello,
How are you?
After finally managing to unlock my xda, it does not find any networks!
My ROM Version is 4.01.12 ENG
ROM date 12/22/03
Radio Version 6.24.00
Protocol version 324e4
Does anyone know of this problem?
Please help me.. I was so happy to unlock it and now i have run into this problem....
I have read that you shouldn't play with the gsm menu in the bootloader screen.. well i did play with them before i knew i shouldn't. Could this be the problem?
Is there a way to reset it?
Should I go to a different radio version?
Please help,
I live in France and I am on the french bouygtel network. I believe this is a 900/1800 gsm network.
Thank you,
monza
Re: Can not pick up the network after finally unlocking..HEL
monza said:
[...]
Radio Version 6.24.00
[...]
Should I go to a different radio version?
[...]
this is a 900/1800 gsm network.
[...]
Click to expand...
Click to collapse
6.24.00 radio is for PWA10B1 and for 900/1900 networks only (for USA).
If you have a PWA10A1 model (check the back of your PDA), you should use 4.21.00 for 900/1800. Note: upgrading Radio Stack is very risky, do it for your own responsibility! So after you downgraded to 4.21, enter bootloader, press calendar button then select "900/1800" and soft reset.
You can get 4.21 radio stack from here:
http://lumpistefan.dyndns.org/tools/RSU_V4.21_PPC.zip for the ppc install version and
http://lumpistefan.dyndns.org/tools/RSU_V4.21.zip for the activesync version. I remind you, upgrading radio stack is risky!!
Search in the forums how to upgrade radio stack.
Oh, and entering bootloader makes a hard reset.
KTamas... Thank you very very very much...
Thank you very very very much.....
You are a god ;-)
It worked.
Compatibility of SEROM with Radio A.20.10
I had been asking a similar question elsewhere in the forum.
Given these device specs,
ROM Version : A.21.02 ENG
ROM date: 10/17/03
Radio Version : A.20.10
Protocol version : 324e4
Carrier : AT&T GSM/GPRS in the USA,
would you know if the version of the Special Edition ROM v1.2 available on this site (http://wiki.xda-developers.com/wiki/SpecialEditionROM) should be compatible with this radio stack or not? I would not want to do a RS up/downgrade if I can avoid it.
Re: KTamas... Thank you very very very much...
monza said:
Thank you very very very much...It worked.
Click to expand...
Click to collapse
You're welcome
Using a T-Mobile on European GSM
I've just acquired a T-Mobile (unlocked) and want to use it in New Zealand, which has a European setting, 900/1800. The T-Mobile is a PW10B1, which I think is setup to operate on a different frequency.
Can I swap the radio stack to operate on my local GSM network, or will I fry the PDA.
If I do swap the radio stack, and it fails - is there a ROM which I can use to rebuild the PDA with instructions on how to do this (URLS and links would be VERY much appreciated!)
Thanks, Hamish
Re: Using a T-Mobile on European GSM
HamishM said:
I've just acquired a T-Mobile (unlocked) and want to use it in New Zealand, which has a European setting, 900/1800. The T-Mobile is a PW10B1, which I think is setup to operate on a different frequency.
Can I swap the radio stack to operate on my local GSM network, or will I fry the PDA.
If I do swap the radio stack, and it fails - is there a ROM which I can use to rebuild the PDA with instructions on how to do this (URLS and links would be VERY much appreciated!)
Thanks, Hamish
Click to expand...
Click to collapse
PWA10B1 is for 900/1900 ONLY. You cant swap radio strack - if your provider works on 900 mhz, then you have to use it on that freq.
T-Mobile in NZ (from Canada)
Thanks for the reply.
Since then, I've installed a v4 radio stack (as described earlier in this thread) and the system does boot, but won't see my PC for Active Sync and also won't see the network.
I'm downloading the official T-Mobile ROM which I hope I can use, but if activesync won't work, any suggestions as to how to get the ROM loaded?
Also, is there a utility to select the network bandwidth, as there wasn't one already on the device - and I'm beginning to get a little concerned now!
Many thanks for your time so far!
-h
You can choose 900/1800 or 900/1900 from the bootloader, press/hold power while pushing reset with stylus, then when screen appears, push the button below the antenna, choose your appropriate band and from there, for model A choose 900/1800 for model B choose 900/1900. Make sure you have a working backup of your data when using this method.
Using a T-Mobile on European GSM
Thanks for your help.....I managed to get it into bootloader, but was pressing the contacts button (left) rather than the right (calendar).
I now have managed to get the device to see the local 900MHz network, so it's functioning !
Your help has been much appreciated!
-h
Any one helps me please.
I need the radio version A.20.10 for my T-mobile XDA. thanks very much
Re: Any one helps me please.
bmh said:
I need the radio version A.20.10 for my T-mobile XDA. thanks very much
Click to expand...
Click to collapse
http://lumpistefan.dyndns.org/tools/RSU_VA20.10_PPC.zip

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