Problem Connect 3G (Arc S - ICS 4.0.4 - Stock Kernel) - Xperia Arc Q&A, Help & Troubleshooting

guys, someone help me please! SE Arc S ICS 4.0.4 - Kernel Stock - baseband 77
I remember when I bought my ARC S, the version was Lt18A (mobile purchased in the Store Magazine Luiza, certified by Anatel, Brazil), working on 3G 850mhz/2100mhz! after updating the rom he went on to appear Lt18I, and for all I know, only works on 3G 900mhz/2100mhz. I think that's the problem, my phone stopped recognizing the 3G on 850MHz, which is available by Vivo in my area!
any way to change this? baseband, kernel, rom??

[email protected] said:
guys, someone help me please! SE Arc S ICS 4.0.4 - Kernel Stock - baseband 77
I remember when I bought my ARC S, the version was Lt18A (mobile purchased in the Store Magazine Luiza, certified by Anatel, Brazil), working on 3G 850mhz/2100mhz! after updating the rom he went on to appear Lt18I, and for all I know, only works on 3G 900mhz/2100mhz. I think that's the problem, my phone stopped recognizing the 3G on 850MHz, which is available by Vivo in my area!
any way to change this? baseband, kernel, rom??
Click to expand...
Click to collapse
baseband, most likely.
or to be sure, flash the entire ROM that dedicated fot LT18A, because LT18i is the international version

fakhreza said:
baseband, most likely.
or to be sure, flash the entire ROM that dedicated fot LT18A, because LT18i is the international version
Click to expand...
Click to collapse
ok..
I restore the PC Companion, I installed everything that was original as it came from the factory! however the error continues ... does not connect 3G in 850MHz frequency
will be hardware error?

I got the same problem with ICS but my phone is an Lt15a running on LT15a ICS 587 firmware it connects but but sometimes not

pleasee help??

[email protected] said:
pleasee help??
Click to expand...
Click to collapse
problem in hardware!! solved in assistance

Related

[Q] Does anyone flash the global ROM on SO-01C successfully?

Hi all,
I have new ARC SO-01C. Currently its version is 2.3.2, very old ROM. I want to upgrade it.
I concern that can I flash the global ROM on it???
Does anyone do successfully?
Thanks so much.
Opps, nobody have did this .
I have tried this morning. I can flash & runing. Wifi can connect but can not connect internet . So I'm come back to Docomo ROM.
nvl1109 said:
I have tried this morning. I can flash & runing. Wifi can connect but can not connect internet . So I'm come back to Docomo ROM.
Click to expand...
Click to collapse
Bro..most of the people here own international models of Xperia Arc.May be that's the reason you didn't get a positive response.
Try Japanese forums..they might help
Sent from my LT18i using XDA
Would you happen to have the original rom to flash for the SO-01C or IS11s?
stock ISC Docomo
clockcycle said:
Would you happen to have the original rom to flash for the SO-01C or IS11s?
Click to expand...
Click to collapse
Are you asking for the stock docomo rom?:highfive:
Boku ha amerikajin desu ga, chotto nihongo hanashimasu. "puraibito mesiji" kaite kudasai. onaji denwa.
"Translation: I am American, can speak little Japanese, send me a private message I have the same phone

NTT Docomo SO-02C Acro & Xperia Arc ICS update compatibility question

Hi all,
After searching the forums for a while I've found no solution to my question .. so I hope this thread won't be a duplicate but if it is, please link me to the original one.
My phone: NTT Docomo Xperia Acro (SO-02C) from Japan
Currently rooted using Gingerbread 2.3
Kernel version: 2.6.32.9.perf
[email protected]#1
Build number: 4.0.1.C.1.9
I wanted to apply the official ICS update that was for the Xperia Arc using the manual method by flashing it in CWD but, because the Xperia Arc is the model below mine there's a few functions that's added on so I'm worried about the compatibility with the hardware after I apply it (if I can).
I checked kernel version and build number for the Japanese Arc (screenshot of system info: http://www.chaoticshore.org/blog/image/screenshot.png )
I noticed the kernel and build number is the same but the rest isn't (because this Arc in the picture is Android 2.3.3, but my Acro is 2.3.4) so the baseband version is also different.
If I attempt to apply the update to my Acro, should ICS still be compatible?
What are the chances of it bricking if I try to flash the ICS rom into my phone?
Also, I'm aware I may lose the dedicated built in functions like infrared transmission & oneSeg.
Thanks!
I feel like I should reply, even though I don't really know the answer. But from what I have heard, arc firmware will not work on the arco. If I was you, I would not try it. Hasn't docomo pushed an ICS update yet?
If not, the best advice, never buy a Japan only phone if you want to mod it!
Sent from my LT15i using xda app-developers app
Do you have the FTF for this phone? I tried the upgrade and it didnt work, now stuck at xperia screen even after ftf the original matched docomo ftf.
I managed to upgrade/flash a combined Lt18i and docomo .9 ics to get an upgraded 4.0.3 android posted the instructions i found on some vietrnamese forum
ComradeZ said:
Do you have the FTF for this phone? I tried the upgrade and it didnt work, now stuck at xperia screen even after ftf the original matched docomo ftf.
Click to expand...
Click to collapse
Use SEUS to recover phone.
僕のLT18iから送られてきた
toprekmusic said:
I managed to upgrade/flash a combined Lt18i and docomo .9 ics to get an upgraded 4.0.3 android posted the instructions i found on some vietrnamese forum
Click to expand...
Click to collapse
Worth to try,
popthosegaskets said:
Use SEUS to recover phone.
僕のLT18iから送られてきた
Click to expand...
Click to collapse
Says there is no downloads for my phone.
Late necro update. lol

Need Stock Bell Canada ROM for C6502

Hello, the title says it all. I flashed the latest generic US ROM and lost the ability to connect to LTE. I just want to go back to a stock ROM, any version will do as I can always upgrade it. Can somebody please share any Bell stock ROM?
Thank you
If nobody has the ROM is there a way to trick the official Sony software by playing around with the build.prop file so that it thinks it's a Bell stock ROM that needs to be updated? Can anybody share the build.prop from a Bell Canada Xperia ZL? Thx
billypg said:
Hello, the title says it all. I flashed the latest generic US ROM and lost the ability to connect to LTE. I just want to go back to a stock ROM, any version will do as I can always upgrade it. Can somebody please share any Bell stock ROM?
Thank you
Click to expand...
Click to collapse
C6502?? for Bell Canada.
I may be wrong here but are you sure your phone is a C6502. I played with the Xperia ZL in a Bell store and it was a C6506. The C6502 doesn't support LTE, only HSDPA. If you look at your factory box, it should say on a white sticker if it's a C6502 or C6506.
2G Network GSM 850 / 900 / 1800 / 1900 - C6502, C6503, C6506
3G Network HSDPA 850 / 900 / 1700 / 1900 / 2100 - C6502, C6506
HSDPA 850 / 900 / 2100 - C6503
4G Network LTE 700 / 850 / 1700 / 1900 / 2100 - C6506
LTE 800 / 850 / 900 / 1800 / 2100 / 2600 - C6503
If it is a C6506, then you flashed the wrong FTF so you probably have the wrong baseband. Your hardware supports LTE but your software thinks it doesnt.
I would make sure its really supposed to be a C6502 if I was you. If it isn't, then flash the C6506 FTF and LTE should be there.
Again, make sure it's a C6502 and good luck ... I dont think anyone created the FTF from an original Bell ROM.
You are right! .. for some reason I thought it was a C6502 when it is in fact a C6506. I'll try with that ROM thanks!
EDIT: I think I checked many times the phone info and it always said C6502. See these screenshots. But the box does say C6506 WTH!
billypg said:
You are right! .. for some reason I thought it was a C6502 when it is in fact a C6506. I'll try with that ROM thanks!
EDIT: I think I checked many times the phone info and it always said C6502. See these screenshots. But the box does say C6506 WTH!
Click to expand...
Click to collapse
If your box says it's a C6506 but the phone says C6502 and you never flashed it with C6502 then I would ask myself if this phone was really new. Did you buy it from someone?? Is it possible that that someone had flashed it with a wrong firmware and sold it to you. Did your phone have all the Bell bloatware on it when you first got it?
Like I said, I was playing with it in a Bell store and it was definitely a C6506.
Did you try to flash the C6506 FTF with Flashtool?
Is the LTE working now?
I'm curious to know how this turns out.
It is brand new, got it directly from Bell. If you see the link to the screenshots, those were captured by someone else and it says C6502. I still haven't found a C6506 US generic 10.3.1.A.0.244 ROM :/ ... I found a commercial/journalist one which I'm not sure what that means. I'd still would like to go back to the Bell one.
BTW LTE is working with the C6502 ROM after I restored my APN/Network settings. Weird!
So I finally have my phone with the correct ROM. I flashed an older generic US C6506 ROM, rooted, restored my Titanium backup and then using the Sony software updated to the latest version. I lost root but then I flashed an older kernel, rooted and re-flashed the newer kernel. So far so good, got my phone debranded as I wanted, LTE works and everything
billypg said:
It is brand new, got it directly from Bell. If you see the link to the screenshots, those were captured by someone else and it says C6502. I still haven't found a C6506 US generic 10.3.1.A.0.244 ROM :/ ... I found a commercial/journalist one which I'm not sure what that means. I'd still would like to go back to the Bell one.
BTW LTE is working with the C6502 ROM after I restored my APN/Network settings. Weird!
Click to expand...
Click to collapse
Huh, So I guess as long as the hardware supports LTE, the software part takes a back seat!
Glad everything is working for you now. The 244 is perfect, didn't come across any issues! :good:
Is the LTE still working on your phone? Just to be clear.....the "LTE" symbol is in the upper right hand corner, right? And it's not just the "H" symbol. Thanks
Sent from my C6506 using XDA Free mobile app

[Q] Play 3G Problem

Hi, I have a rooted xperia play R800i (unlocked bootloader and no simlocks) with stock rom 3.0.1.A.0.145 and 3G works fine (baseband 21-22). When I flash any other stock rom with higher baseband (tried 36, 56, 64), I lose 3G signal. I only get 2G connections. When I go into settings->Networks->Mobile Networks->Network Operators, I see only 2G operators. I have a Singtel connection (2100 mhz). On all firmwares I have tried, service menu says I have UMTS_1 UMTs_8.
The reason I want to go to new baseband (atleast 36) is to have custom roms and ICS on the phone. Giving up 3g is not really an option.
I have tried flashing old baseband after flashing custom roms (using flashtool, exclude system and kernel and then copying libs manually from old firmware for baseband) but I keep getting unknown baseband in settings->about phone. There is no voice or data signal if I do this.
Any suggestions to fix this problem will be very helpful.
XperiaRocks said:
Hi, I have a rooted xperia play R800i (unlocked bootloader and no simlocks) with stock rom 3.0.1.A.0.145 and 3G works fine (baseband 21-22). When I flash any other stock rom with higher baseband (tried 36, 56, 64), I lose 3G signal. I only get 2G connections. When I go into settings->Networks->Mobile Networks->Network Operators, I see only 2G operators. I have a Singtel connection (2100 mhz). On all firmwares I have tried, service menu says I have UMTS_1 UMTs_8.
The reason I want to go to new baseband (atleast 36) is to have custom roms and ICS on the phone. Giving up 3g is not really an option.
I have tried flashing old baseband after flashing custom roms (using flashtool, exclude system and kernel and then copying libs manually from old firmware for baseband) but I keep getting unknown baseband in settings->about phone. There is no voice or data signal if I do this.
Any suggestions to fix this problem will be very helpful.
Click to expand...
Click to collapse
Quick question. Did you try install ICS ROM after you installed new baseband?
Jecmenn said:
Quick question. Did you try install ICS ROM after you installed new baseband?
Click to expand...
Click to collapse
Yes I did, phone works fine but no 3G, only 2g operators visible in network selection.
XperiaRocks said:
Yes I did, phone works fine but no 3G, only 2g operators visible in network selection.
Click to expand...
Click to collapse
Did you tried baseband from neo l's firmware?
I'm using it for a long time now, so i know it works. Maybe it will work for you too
http://d-h.st/46e
Exlude all, leave just baseband in flashtool, no extra files needed.
(make backup, just in case)
Sent from my R800i using xda app-developers app
Bakisha said:
Did you tried baseband from neo l's firmware?
I'm using it for a long time now, so i know it works. Maybe it will work for you too
Exlude all, leave just baseband in flashtool, no extra files needed.
(make backup, just in case)
Sent from my R800i using xda app-developers app
Click to expand...
Click to collapse
Thanks for your reply. Will try it out tonight. What rom+kernel should I try it out with please?
Thanks.
XperiaRocks said:
Thanks for your reply. Will try it out tonight. What rom+kernel should I try it out with please?
Thanks.
Click to expand...
Click to collapse
Should work on any rom/kernel combo.
I was mostly on stock ics and gb rom and lupus kernels, maybe you should try those first
Sent from my R800i using xda app-developers app
Bakisha said:
Should work on any rom/kernel combo.
I was mostly on stock ics and gb rom and lupus kernels, maybe you should try those first
Sent from my R800i using xda app-developers app
Click to expand...
Click to collapse
Installed stock ICS with Lupus, installed new baseband (-87), but the same problem persists. Voice + 2G works fine, but 3G operators not detected. Any other basebands I can try please?
XperiaRocks said:
Installed stock ICS with Lupus, installed new baseband (-87), but the same problem persists. Voice + 2G works fine, but 3G operators not detected. Any other basebands I can try please?
Click to expand...
Click to collapse
Have you tried just the baseband for .79? Its a world FTF.
Here is the link from my collection:
http://d-h.st/Mbi
I also have a baseband that I am using its .80 baseband, I have the FTF and the flashable files for it as well. I was getting edge where I live, in the mountains, after flashing .80 I went to HSPA+. Big difference in reception strength and stability for me.
Let us know how it goes.
---------- Post added at 04:48 PM ---------- Previous post was at 04:43 PM ----------
Here is the link for the FTF of the 80 baseband and the flashable zip of the 80 libs.
FTF:
http://d-h.st/ljY
Flashable Libs:
http://d-h.st/0oW
Just in case you want to test it out.
Thanks, will try it out tonight. Will post an update on the results.
Thanks.
Hi,
Tried both basebands and still the same problem. Flashed whole 79 ftf and no 3G, tried baseband 80 with libs, still only 2G. 3G works fine as soon as I install the old ftf. A strange pattern I have noticed that I would like to share. The only firmwares that have worked for me are the ones starting with 3.x.x.x, anything with 4.x.x gives the same problem. Here are the firmwares I could find and I tried them out and they work fine.
Xperia PLAY_3.0.1.A.0.145_UK
Xperia_Play_2.3.3_UK_Generic
These basebands havent worked for 3G
R800a_2.3.4_North America Generic.ftf
R800i_4.0.1.A.0.283_(1247-6212).ftf
R800i_4.0.2.A.0.42_Generic_UK.ftf
R800i_4.0.2.A.0.58_EnhancedV2.ftf
R800i_4.0.2.A.0.58_Generic Hong Kong Trade.ftf
R800i_4.0.2.A.0.62_(1253-4437).ftf
R800i_4.0.A.2.368_World.ftf
MT25i_4.1.B.0.631 INDONESIA_SONY MOBILE by wewenk.ftf
R800i_-80_Baseband_GSM.ftf
R800_4.0.2.A.0.79.ftf
Are there any 3.x.x firmwares available I haven't tried which have basebands which might work with ICS? That would solve my problem I am guessing.
Thanks.
See if there is dome ftf you didn't try at
http://forum.xda-developers.com/showthread.php?t=2184897
And quick question, did you try to install doomlord's ics kernel and some stock-based ics rom on firware you have working 3g? (i mean, is it working if you DON'T flash newer firmware?)
And also, are apn settings same on working 3.x.x firmware and on any other rom you have only 2g (check them manualy, write on paper if you have to)
Sent from my R800i using xda app-developers app
Bakisha said:
See if there is dome ftf you didn't try at
And quick question, did you try to install doomlord's ics kernel and some stock-based ics rom on firware you have working 3g? (i mean, is it working if you DON'T flash newer firmware?)
And also, are apn settings same on working 3.x.x firmware and on any other rom you have only 2g (check them manualy, write on paper if you have to)
Sent from my R800i using xda app-developers app
Click to expand...
Click to collapse
Yes have tried installing DoomKernel ICS with stock ICS over 3.0.1.A.0.145, I get no network detection and get an Unknown Baseband in about phone. Also tried copying ouver the 7 lib files from the working rom into this setup but same error.
APN settings are the same across firmwares.
XperiaRocks said:
Yes have tried installing DoomKernel ICS with stock ICS over 3.0.1.A.0.145, I get no network detection and get an Unknown Baseband in about phone. Also tried copying ouver the 7 lib files from the working rom into this setup but same error.
APN settings are the same across firmwares.
Click to expand...
Click to collapse
Damn, you are really unlucky...
Even i am without ideas what you can do...
Maybe to try cm9 or cm10 roms...
Most desperate idea:
Do you have some friend who have newer rooted Xperia phone with ics or jb on it, and steal baseband libs from him
Sent from my R800i using xda app-developers app

[Q] Help me 3G doesnt work in 4.1.2 Xperia Play

hi all
well as the post say i cant use 3g in my xperia play (i am using JB 4.1.2 Super Jelly Bean V1) i don't know why but i only can use EDGE (the letter E in the status bar) so is a rom problem or is my device? because i have other xperia play using firmware .79 stock 2.3.4 and i cant use 3g i have Personal Argentina in all my phones and i have all configured like the apn not work.
i tried the app Tweaker but doesnt work
Help Please :crying:
Sorry for my bad english but i am from argentina
javix1997 said:
hi all
well as the post say i cant use 3g in my xperia play (i am using JB 4.1.2 Super Jelly Bean V1) i don't know why but i only can use EDGE (the letter E in the status bar) so is a rom problem or is my device? because i have other xperia play using firmware .79 stock 2.3.4 and i cant use 3g i have Personal Argentina in all my phones and i have all configured like the apn not work.
i tried the app Tweaker but doesnt work
Help Please :crying:
Sorry for my bad english but i am from argentina
Click to expand...
Click to collapse
I hope you are subscribed to 3g network
@SidDev said:
I hope you are subscribed to 3g network
Click to expand...
Click to collapse
i have pack internet for 30 days i pay for it and doesnt work in my phone but in my father phone (he have Samsung Infuse) all works and he have the same pack
Where did you buy the phone? Have you checked it supports the 3G frequencies used in your country?
KiraYahiroz said:
Where did you buy the phone? Have you checked it supports the 3G frequencies used in your country?
Click to expand...
Click to collapse
i bought my phone in december 2013 and yes supports 3g because in other phones i have 3g
i found the solution
i have xperia play r800i (international) and i need r800a (America) but i cant found the firmware
i found 1 firmware but on flashtool is giving an error:
this is my problem in flashtool i press the ray/flash mode/ i select the firmware but dont charge information of the firmware and i dont know why
so its posible change r800i to r800a?
I asked where and not when . As where the phone came from usually decides which model the phone is.
But as you worked out, you have the wrong model. I don't think it's possible to change the r800i to the r800a as the frequency support is a hardware thing, not a software thing.

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