Android 2.2.x ROMs for new baseband (V20) - Optimus One, P500, V General

Is it exist? for p500
I don't want reflash radio for using old firmwares

No, there aren't, using kdz isn't very hard, it is a bit of a hassle though. There was a fix available here http://forum.xda-developers.com/showthread.php?t=946354 I'm pretty sure it only worked for that specific rom though, and it's a gingerbread rom.

I guess you only need to install a new baseband patch. But don't know if it will work...
Sent from my GT-I9300 using xda app-developers app

Use this patch.. you will get GSM.. not sure about data..
HERE

I recommended to flash 2.2.2 RADIO than KDZ.
KDZ is not safe way to flash /revert to back on old baseband. There is always risk in it to brick.
√Here is the 2.2.2 radio (Only for them who want to go on old BASEBAND) : http://petiksmode.com/2012/02/25/upgradingdowngrading-lg-optimus-one-p500-baseband/
Read instructions and do it right.
Hit THANKS IF I HELPED YOU.:thumbup:
Sent from my LG-P500 using xda premium

Related

[Q] How I can change baseband in my rom?

How can I change baseband (new from old) in my kitchen?
Sorry I didn't understand well your post
Baseband must be flashed from LGMDP,can't be flashed from a zip file.
Sent from my LG-P500 using XDA Premium App
maybe you can help me since i flashed the "official GB Rom my data wont work no matter what ROM i use ,, from what i understand it is because of the baseband how do i fix it???? using LGMDP i used that to install it ?? also i have the original back up of the NV file???
How I can change baseband in a 2.2.2 rom?
0x0v3rfl0w said:
How I can change baseband in a 2.2.2 rom?
Click to expand...
Click to collapse
Kindly read the sticky thread which links to a howto. (You cannot flash baseband via ZIP from recovery, so stop asking over and over again.)
You flash official rom and cook. So theres a new baseband.
Vice versa
Sent from my LG-P500
What's the purpose of this baseband ordeal ? Ive heard alot about it and Im not to sure if it's something I need or even want

New baseband on old baseband

Has anyone managed to create a flashable zip for people who want new baseband roms like perfectpeso v1.1a .35 kernel/aga/cm9 to work on old baseband...I'm without a computer so I can not flash to new baseband yet ?
Sent from my LG-P500 using xda premium
Jrhodes85 said:
Has anyone managed to create a flashable zip for people who want new baseband roms like perfectpeso v1.1a .35 kernel/aga/cm9 to work on old baseband...I'm without a computer so I can not flash to new baseband yet ?
Sent from my LG-P500 using xda premium
Click to expand...
Click to collapse
http://forum.xda-developers.com/showthread.php?t=1443473
Apparently that works, although I have not tried it
It doesn't work
Sent from my LG-P500 using xda premium
I wonder why other phones can flash basebands through recovery while we can't. I've read somewhere that flashing a radio.img (which is pretty much the baseband) through recovery will brick our phone
can anyone please upload their android keyboard.apk from mik_os as i have by mistake uninstalled it using titanium backup..
Sent from my LG-P500 using xda premium
sweetnsour said:
I wonder why other phones can flash basebands through recovery while we can't. I've read somewhere that flashing a radio.img (which is pretty much the baseband) through recovery will brick our phone
Click to expand...
Click to collapse
I have some ideas to make it work on all rom
we can make our baseband by combining both
the difference between old and new baseband is just amss.mbn,amsshd.mbn,partition.mbn I liked to see what's this mbn contain I tried with unyaffsmbn but I can't
also if system.mbn can flash as system.img
then this basebands can also flash as radio.img
This is just an idea and maybe it's impossible for us.
aspee said:
I have some ideas to make it work on all rom
we can make our baseband by combining both
the difference between old and new baseband is just amss.mbn,amsshd.mbn,partition.mbn I liked to see what's this mbn contain I tried with unyaffsmbn but I can't
also if system.mbn can flash as system.img
then this basebands can also flash as radio.img
This is just an idea and maybe it's impossible for us.
Click to expand...
Click to collapse
Another way??
Modify the CWM Recovery to flash in the radio partition or wherever the radio files are placed... should be pretty hard but will work out an easy way...
We need to study the way LGMDP Tool operates and flashes the baseband and try to remake that process in the recovery...
Sadly, no developer will want to waste his time on it when he can pretty much build ROMS for different basebands with much fewer codings than workin on the recovery...

what is the best (CM7) rom for Optimus T??

what is the best (CM7) rom for Optimus T??
I'd recommend the official cm7 nightlies:
http://get.cm/?device=p500
thomaslau said:
what is the best (CM7) rom for Optimus T??
Click to expand...
Click to collapse
For T-Mobile?
Sent from my LG-P500 using XDA App
purple1 said:
For T-Mobile?
Sent from my LG-P500 using XDA App
Click to expand...
Click to collapse
yes, because i am a newbie, i dont know much about ROMs. the only thing i know is CM7, but there are too many different versions. dont know how to choose
anyone????
I've been using cm_p500_full-15.zip from the link posted above. It's pretty stable for me.
Of course you need the new baseband to use this ROM. If you don't know what that means you need to look into it before you flash anything.
Sent from my LG-P509 using XDA App
You don't need to necessarily have new baseband to get nightlies working,just flash aspee's baseband fix and viola,working data...
Sent from my LG-P500 using xda premium
curious_one said:
I've been using cm_p500_full-15.zip from the link posted above. It's pretty stable for me.
Of course you need the new baseband to use this ROM. If you don't know what that means you need to look into it before you flash anything.
Sent from my LG-P509 using XDA App
Click to expand...
Click to collapse
i saw 16 on the website. is that one stable too??
if i flash the new baseband can i still use it on tmobile?
Jrhodes85 said:
You don't need to necessarily have new baseband to get nightlies working,just flash aspee's baseband fix and viola,working data...
Sent from my LG-P500 using xda premium
Click to expand...
Click to collapse
so there are 2 ways to flash the rom?? update my baseband or flash aspee's baseband fix? is updating my baseband better?
Actually, neither of these is a way to flash a rom. What you really need to do is read read read. A good place to start is at the stickies in the general section for the p500.
Edit: if you have a p509 from T-Mobile, don't worry, as far as I know all p500 roms recoveries, etc work fine; it's the same phone inside a different package. As for the new baseband, some T-Mobile users in the US say they have reduced 3g connectivity than with the old baseband ; I have never noticed it personally.
Sent from my LG-P500 using XDA App
This is for the Optimus T? .32?
Sent from my LG-VM670 using Tapatalk

LG P500H // From stock to custom rom

Hi,
I have an LG Optimus P500H running Android 2.2.1
Kernel is: 2.6.32.9
Baseband is: V10b
3G/UMTS Frequency is: 850/1900
Phone is already rooted with Gingerbreak 1.20.apk
I would like to know if I can flash Amon-Ra recovery without any issues and If I can flash any custom rom without loosing 3G connectivity.
I ask this because P500H is different from P500 (with no "H").
Looked for a straight answer on the forum but coul not find it.
Best Regards.
I have the koodo version as well. I haven't experienced any issues thus far. If you're going to be using new baseband roms I'd suggest you use lgmobile updater and grab official gingerbread then re root and begin flashing. If you're sticking to old baseband you're good to go. Old = v10 base new= v20base
Sent from my LG-P500 using XDA
If you lose your data in any ROM just google koodo data and it should be second post and it'll give apn settings. Or just reply and I'll give I the settings
Sent from my LG-P500 using XDA
jdayscokn said:
If you lose your data in any ROM just google koodo data and it should be second post and it'll give apn settings. Or just reply and I'll give I the settings
Sent from my LG-P500 using XDA
Click to expand...
Click to collapse
Thank you very much for your reply...
I will try it then to check If I lose 3g.
Bye
I am having trouble updating the baseband...
I have tried many roms with v20b and v20a and I only get 2G connection... No 3G.
Only stock and v10b roms get me 3G, thus I can't flash any custom rom as they all need new baseband.
You need to flash stock gingerbread ROM via lg update tool or kdz
Sent from my LG-P500 using XDA
Or read through the ROM of your choice and see if baseband fix will work. Do a little searching as to how. The answers are all already here
Sent from my LG-P500 using XDA

My phone don't read the sim

Hello i flashed my lg p500
i tryed 5 rom... but when i flashed it haven't asked for the pin number so i can't call or send a message.... it is like that it can't read the sim card now...
how can i do?
ps: after i had a working rom, but i haven't done bakups
which roms did u flashed? did u check the baseband?
no simple flahed
Raffa50 said:
no simple flahed
Click to expand...
Click to collapse
Currently, which rom are u using?
and initially, were u on stock 2.2 (froyo) or 2.3 (gingerbread)...when u had ur "connection" working?
i tryed this: http://forum.xda-developers.com/showthread.php?t=1529777
the previous mod was 2.3.7
it may be because of u tried to flash a rom of different baseband....if u was initially on LG stock 2.3.3 then u should use rom wich have new baseband....nd If u was on stock 2.2 then old roms should be work fine...
so i can't istall newest roms??
gimme a link of a cool room whit latest android please!
you can install official GB from LG website. In this way you will get the new baseband automatically. After that, you can root the device (there are many guides available around), install from market clockworkmod recovery and install any new ROM from this site.
Good luck!
Sent from my LG-P500 using xda premium
where i can find official lg p500 rom?
well, depends from country to country.. google should be your friend. For example, in Romania the address is
http://www.lg.com/ro/support/mc-support/mobile-phone-support.jsp
Sent from my LG-P500 using xda premium
i can't root my device... please gimme a working guide!
what rom do you suggest then?
Ok, but what ROM and baseband do you have now?
Sent from my LG-P500 using xda premium
if you want to use newest rom with new baseband then just upgrade your baseband....search for how to upgrade basebande in xda...there's a beautiful guide on that and it's quite safe i have changed mine 2 times already ;-)
Go here, read everything and STOP WHINING AROUND!!!!
now i have original lg rom updated... 2.3.3
but when it start it says wind... (f**king phone company)
Maybe the Rom you flash is not suitable for your sim, there are two version of Roms like milestone and droid
Milestone is for gsm
Droid is for the other one(i can't remember the name)
Or you should try stock Rom?
Sent from my LG-P500 using XDA
he already said that is official GB from LG.
If that is the case, maybe you shpuldtrywoth another SIM. Looks like a SIM issue to me.
Sent from my LG-P500 using xda premium

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