[U] 3G issue with CM9 - Sony Xperia P, U, Sola, Go

Hello
I recently flash and installed CM9 on my XU. Everything is fine exept 3G that do not always work.
I explain : if 3G work, and I active Wifi for some hours, when i will deactive Wifi the 3G will not come back, whatever I do (change APN, re active data, etc.) BUT if I reboot my phone, 3G will work for sure, until a stay with some Wifi or deactivate 3G for a while.
I don't know what it is about, I noticed that I have Baseband "UNKNOWN", I tried to flash it (actualy i'm pretty sure I do with a stock firmware), and still UNKNOWN.
If someone have a solution, thank in advance

Alienw12 said:
Hello
I recently flash and installed CM9 on my XU. Everything is fine exept 3G that do not always work.
I explain : if 3G work, and I active Wifi for some hours, when i will deactive Wifi the 3G will not come back, whatever I do (change APN, re active data, etc.) BUT if I reboot my phone, 3G will work for sure, until a stay with some Wifi or deactivate 3G for a while.
I don't know what it is about, I noticed that I have Baseband "UNKNOWN", I tried to flash it (actualy i'm pretty sure I do with a stock firmware), and still UNKNOWN.
If someone have a solution, thank in advance
Click to expand...
Click to collapse
I think its a known issue, just wait for a fix.

Related

[Q] Network connection issues

Not sure exactly how to start this off but I am having issues using my network on my X10. I've included a screenshot of the general info from my phone. My X10's bootloader is unlocked, CM7 installed. I followed the directions here to unlock the bootloader and get CM7 on my phone. I have the applicable APNs for the NTT Docomo network (also included screenshot). With wifi enabled the mobile network connection becomes disabled and re-enables itself when wifi is turned off.
I've searched all over the forums and the internet and couldn't figure out any fixes. Any help will be appreciated.
Yes, the data problem exists in fxp 41 and 42 of CM7. Ppl have said that icons turn green and then there network dosent work. Thankfully I am not facing it.
I dont use market and havent synced my phone with google account. Hope this works for you.
I've been looking for the FXP030 but the link is down. Is there a mirror or another CM7 mod that I can use. I've tried using busybox to kill servicemanger but busybox is stuck on a loading screen even after rebooting the phone.
CyanogenMod network problem
Hi all i have this problem also...
network not working, and problem with market and email..
ifi go to recovery and wipe dalvik then market works but when i try to go on internet or try to setup email network crashes...
The FXP30 link is down. I guess someone has requested to reupload the files. Check there thread for this update. I guess fxp 43 will be released anytime this week. So try your luck on it.

wifi stoped working at all!! check rom v4

I installed check rom revoHD v4 and wifi just stopped working. When i activate it, it says its activating, it turns on and a few seconds lates it turnos off. It never gets a mac adress.
I tried changin kernels (siyah 2.51), and modems with no luck. Anyone has an idea how to fix it?
Thanks
(everything else seems to be working fine, bluethooth gps etc)
cross84 said:
I installed check rom revoHD v4 and wifi just stopped working. When i activate it, it says its activating, it turns on and a few seconds lates it turnos off. It never gets a mac adress.
I tried changin kernels (siyah 2.51), and modems with no luck. Anyone has an idea how to fix it?
Thanks
(everything else seems to be working fine, bluethooth gps etc)
Click to expand...
Click to collapse
What kind of security is your wifi modem is having? is it wps smthng lk that? Did you tried with different wifi hotspots?
it doesnt have any security, i disable it
The thing is that it doesn even recognize that there is a wifi signal, it just turn off automatically before without detecting any wifi signal, i tried at work and the same thing happened
(sorry if i misspelled a lot of words jejeje)
try to flash another ROM and see if it works...
Sent from my GT-I9100 using XDA premium app
i restored the backup i made with cwm and everything works fine now (touch x-power rom), and if i reinstall check rom the wifi goes out again, it seems it deletes something that leaves me with no wifi mac adress (i searched in about the phone, turning on and of wifi and every time it said not available)
Bizarre...
im getting the same thing, did anyone find a solution?
had this same exact issue.. it is a hardware problem.. so changing rom, kernel or fw wont help you at all... only solution is going to samsung service center.. my problem was solved in 3 days..so many s2 users have this problem..
take a look at these threads...
http://forum.xda-developers.com/showthread.php?t=1169338&page=5
http://forum.xda-developers.com/showthread.php?t=1316507
There are a lot of problems with KK5 and wifi. If you update Busybox it borks it completely. I can't connect to my 5Ghz home wifi but the 2.4 Ghz works fine. I also can't connect to some wifi that uses WEP. All works fine with previous builds. I have seen threads that suggest replacing the wpa_suplicant file from Android 2.3.5 fixes the problem.

Suddenly no signal / reception

Hello guys,
I have a severe problem with my SGS2.
I was using it as always when suddenly my signal strenght dropped down to 1 bar and since then it's changing between 1 bar and "no service".
I have been running on CM10 Nightly 20120910, thus I thought I'd try another modem. Flashed XXLQ6, nothing changed.
Then I flashed the 20120908 nightly - no change
flashed CM9.1 with XXLX/XXLW modem - no change
reflashed CWM Kernel - no change
I tried using another Sim-Card which operates in another network - no change, still only 4% signal strenght (looked up using Network Signal Info)
The I tried using my current Sim-Card in another mobile phone, and there it worked flawlessly.
WLAN is still working, but no GSM/UMTS. Even if I have 2 connection bars for some seconds, I still have no internet connection via UMTS during that time.
Anybody got an idea?
Greetings, Alucard2050
Alucard2050 said:
Hello guys,
I have a severe problem with my SGS2.
I was using it as always when suddenly my signal strenght dropped down to 1 bar and since then it's changing between 1 bar and "no service".
I have been running on CM10 Nightly 20120910, thus I thought I'd try another modem. Flashed XXLQ6, nothing changed.
Then I flashed the 20120908 nightly - no change
flashed CM9.1 with XXLX/XXLW modem - no change
reflashed CWM Kernel - no change
I tried using another Sim-Card which operates in another network - no change, still only 4% signal strenght (looked up using Network Signal Info)
The I tried using my current Sim-Card in another mobile phone, and there it worked flawlessly.
WLAN is still working, but no GSM/UMTS. Even if I have 2 connection bars for some seconds, I still have no internet connection via UMTS during that time.
Anybody got an idea?
Greetings, Alucard2050
Click to expand...
Click to collapse
I'm facing the same issue. Did you solve it?
If it happened suddenly and the problem persists in other phones, than it's your network operator cell.
[size=-2]Sent from my Galaxy S2[/size]
gb.yolo said:
If it happened suddenly and the problem persists in other phones, than it's your network operator cell.
[size=-2]Sent from my Galaxy S2[/size]
Click to expand...
Click to collapse
The problem doesn't persist in other phone. I've tried the SIM in two other phones and it works perfectly.
Also tried another SIM(which works on some other phone) but don't work on mine.
Check my issue here: http://forum.xda-developers.com/showthread.php?t=1882796
Alucard2050 said:
Hello guys,
I have a severe problem with my SGS2.
I was using it as always when suddenly my signal strenght dropped down to 1 bar and since then it's changing between 1 bar and "no service".
I have been running on CM10 Nightly 20120910, thus I thought I'd try another modem. Flashed XXLQ6, nothing changed.
Then I flashed the 20120908 nightly - no change
flashed CM9.1 with XXLX/XXLW modem - no change
reflashed CWM Kernel - no change
I tried using another Sim-Card which operates in another network - no change, still only 4% signal strenght (looked up using Network Signal Info)
The I tried using my current Sim-Card in another mobile phone, and there it worked flawlessly.
WLAN is still working, but no GSM/UMTS. Even if I have 2 connection bars for some seconds, I still have no internet connection via UMTS during that time.
Anybody got an idea?
Greetings, Alucard2050
Click to expand...
Click to collapse
Hi!
Since you are new here, it may be the best time for you to read the forum rules not that you've done something wrong but just to inform you about it
Here's the list of modem that you can flash http://forum.xda-developers.com/showthread.php?t=1131950, it comes along with a guide..
Since everything you mentioned failed, i suggest you flash back to stock firmware and do a factory reset it might just do the job..
i hope this helped you, cheers!
saywhatt said:
Hi!
Since you are new here, it may be the best time for you to read the forum rules not that you've done something wrong but just to inform you about it
Here's the list of modem that you can flash http://forum.xda-developers.com/showthread.php?t=1131950, it comes along with a guide..
Since everything you mentioned failed, i suggest you flash back to stock firmware and do a factory reset it might just do the job..
i hope this helped you, cheers!
Click to expand...
Click to collapse
Thanks for the response. But I've tried flashing the stock firmware with factory reset and what not. I'm still facing the issue. Kindly help me.
here's my issue: http://forum.xda-developers.com/showthread.php?t=1882796
-----
update:
Upon your insistence, I flashed the official stock again, did a factory reset. Still facing the issue. Flashed two different modems again. Still no luck.
Restored by original EFS, no luck. Fixed RW of EFS folder. No luck. Still the same issue.
Please help.
deathfrag said:
The problem doesn't persist in other phone. I've tried the SIM in two other phones and it works perfectly.
Also tried another SIM(which works on some other phone) but don't work on mine.
Check my issue here: http://forum.xda-developers.com/showthread.php?t=1882796
Click to expand...
Click to collapse
Sorry I didn't read
If you've already full wipe'd your phone and then installed a stock firmware and the issue doesn't solve yet, it may be a hardware-related problem, also because you said that another SIM, working on other phones, doesn't work on your S2.
Try another full wipe and install a different firmware, and if still not, I don't know...
deathfrag said:
Thanks for the response. But I've tried flashing the stock firmware with factory reset and what not. I'm still facing the issue. Kindly help me.
here's my issue: http://forum.xda-developers.com/showthread.php?t=1882796
-----
update:
Upon your insistence, I flashed the official stock again, did a factory reset. Still facing the issue. Flashed two different modems again. Still no luck.
Restored by original EFS, no luck. Fixed RW of EFS folder. No luck. Still the same issue.
Please help.
Click to expand...
Click to collapse
Problem still insists, huh? Well... it may be time to pack up and go to the service center..
Sent from my GT-I9100 using xda premium

[Q] problems with flashing roms

Hay everyone .
I recently flashed salmanrom v 4.2 and everything went fine until I was unable to use network data my carrier gives me. However, I could still connect to wifi.
I can still send messages and calls but I can't connect to the internet because I'm unable to to use my network data. I tested the the sim on another phone and everything worked perfectly even the network data.
I'm really frustrated someone help me please
Known issue with that ROM?
If not, flash a new modem.
If you are getting your network you should be able to use data tho.
Sent from the little guy
stealthpython said:
Hay everyone .
I recently flashed salmanrom v 4.2 and everything went fine until I was unable to use network data my carrier gives me. However, I could still connect to wifi.
I can still send messages and calls but I can't connect to the internet because I'm unable to to use my network data. I tested the the sim on another phone and everything worked perfectly even the network data.
I'm really frustrated someone help me please
Click to expand...
Click to collapse
Check and make sure your APNs are set properly for your carrier on the phone you do not get mobile data on.
ctomgee said:
Check and make sure your APNs are set properly for your carrier on the phone you do not get mobile data on.
Click to expand...
Click to collapse
Maybe could help a full wipe and re-flash the same rom...
mattefin said:
Maybe could help a full wipe and re-flash the same rom...
Click to expand...
Click to collapse
That is excessive if fixing APNs might solve his problem. Plus, re-flashing the same ROM may not auto populate his APNs anyways.

Xperia tablet Z freeze then restart continuously

dear ;
I have a Docomo ver XTZ, unlocked, i had installed root and change it to SGP321 4.1.2 for a long time. I can be used normally.
Everything became wrong from lastnight, it restart continuously , something it can be used 2-5 minutes, then freeze and restart.
I had it flashed back to stock ROM ( Docomo) then SGP321 4.1.2 it problem still occur. Maybe something wrong with wifi function cos when i try to log in a wifi network it began to freeze , have no idea.
Can anyone can help me for this problem ? Do we have any way to wipe all wrong things on my tablet.
P/S: I found the reason is WIFI, when i disable WIFI it ok can use LTE 3G but when i active the WIFI connection it freeze
So how can i fix it
thanks and best regard
tadyu228 said:
dear ;
I have a Docomo ver XTZ, unlocked, i had installed root and change it to SGP321 4.1.2 for a long time. I can be used normally.
Everything became wrong from lastnight, it restart continuously , something it can be used 2-5 minutes, then freeze and restart.
I had it flashed back to stock ROM ( Docomo) then SGP321 4.1.2 it problem still occur. Maybe something wrong with wifi function cos when i try to log in a wifi network it began to freeze , have no idea.
Can anyone can help me for this problem ? Do we have any way to wipe all wrong things on my tablet.
P/S: I found the reason is WIFI, when i disable WIFI it ok can use LTE 3G but when i active the WIFI connection it freeze
So how can i fix it
thanks and best regard
Click to expand...
Click to collapse
maybe smth is your wi-fi router

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