Sony Xperia ION (LT28at)- SIM Card Issue - Sony Xperia S, Acro S, Ion

Hi:
I have Sony Xperia Ion (LT28at) phone with current version of ICS and successfully rooted. My phone is locked
to AT&T.
My issue is SIM card is not detecting.I have unlock code and as per unlock instruction I have inserted other SIM card
and rebooted my phone but no SIM unlock code screen. I think when I insert other working SIM card it should suppose to ask
me for sim unlock code but still I do not see anything, it says "Emergency only". I have verified same SIM card with other
phone and it is working fine.
I will appreciate any help. How do I resolved this issue?
Thanks.

Related

Problem with simlock (LT15i)

hello. this is a log story, so i will try to get to the point as quickly as i can.
i have a xperia arc lt15i locked on SFR France, it came with 3.0.A.2.184 branded sfr out of the box. when i inserted an unsupported sim card (orange) it always asked me the sim-unlock code (i never tried a random code). after a while, an update became available for my device 3.0.1.A.0.145 i think, so i updated the software via pc companion. the problem is that after this update, when i insert a unsupported sim card it always says "please insert sim card and restart the phone". and i really need to unlock the phone because i ordered the unlock code. i'm on the generic uk version now, and still have the same problem.
anyone else experienced the same issue? can someone give me an advice please? how can i unlock my phone now? i'm desperate...
http://forum.xda-developers.com/showthread.php?t=1232033
thanks man. this sounds promising.

Help: Sim network unlock PIN

I bought my Galaxy Nexus and it was fine. and it was reading my Sim card fine.
but after i inserted my simcard again it kept on asking for SIM NETWORK UNLOCK CODE no matter what sim i insert. i wiped Device. and tried another ROMS still didnt work please help..
It happened after i ROOTED it.

My phone doesn't reconize the SIM card

Hi,
I have a locked phone and the unlocked code.
I put a new sim card in it for force to bring up the unlock screen, it says "new SIM detected, rebooting".
It reboots and asks me about my language settings and says "Please insert SIM card and restart your phone"
I installed several official Firmwares and rooted the phone for see if it makes a difference, but no, always the same behavior
Is the phone faulty? How can I find out?
Cheers
JDavi
jdevora said:
Hi,
I have a locked phone and the unlocked code.
I put a new sim card in it for force to bring up the unlock screen, it says "new SIM detected, rebooting".
It reboots and asks me about my language settings and says "Please insert SIM card and restart your phone"
I installed several official Firmwares and rooted the phone for see if it makes a difference, but no, always the same behavior
Is the phone faulty? How can I find out?
Cheers
JDavi
Click to expand...
Click to collapse
JDavi,
I have the SAME exact problem. I've tried multiple sim cards and the same message pops up. I think my z1 compact is defective. Sony has been nonhelpful. Did you send yours in for repair?
lamenramen said:
JDavi,
I have the SAME exact problem. I've tried multiple sim cards and the same message pops up. I think my z1 compact is defective. Sony has been nonhelpful. Did you send yours in for repair?
Click to expand...
Click to collapse
Hey guys.. same problem here. My Z1 dont recognize de microSIM. Inserted differents SIM but no lucky, no one of them are recognized.
My phone is unlocked, never had rooted or any firmware modification. Any solution so far?

[Q] How to verify a working sim slot on LS980 phone?

I get a used LS980 and It havn't activated with Sprint yet. No Unlocked yet. No Sprint sim card handy. Normally, it show NO Sim card on the phone, but when T-mobile or ATT sim card inseted, it still shows "NO SIM Card" I remove the sim card completely, and reboot the phone and insert Sim again. It still show No sim Card?
Don't they support to show invalid Sim Card if insert ATT or Tmobile sim card in a locked Sprint LS980 phone? I have a Sprint Samsung Galaxy locked with Sprint, If sim card inserted, it show invalid. Same with Verizon locked phone show invalid sim if ATT or Tmobile inserted.
Now, it seem likes a defective sim slot on the phone. without activated or a Sprint sim, how to verify it. Please be advice?
inserting any sim besides sprint will show no sim card message
DJ_MiX said:
inserting any sim besides sprint will show no sim card message
Click to expand...
Click to collapse
yup.. insert any sim beside sprint show No Sim Card message. is it normal for anyone?? or the sim slot defective?
I'm planing to use it on Freedompop. Order a sim from Tint.com could take awhile. While i'm wait for sim arrival, please tell is the sim slot defective or normal?
No one can help? Or test on your LS980 to find if it support to show invalid sim card on your locked LS980?
BTW, This device here still JB 4.2.2 with some of VZ8 firmware. Do I need to unlock for further test?
Tekone said:
No one can help? Or test on your LS980 to find if it support to show invalid sim card on your locked LS980?
BTW, This device here still JB 4.2.2 with some of VZ8 firmware. Do I need to unlock for further test?
Click to expand...
Click to collapse
Yeah, try unlocking using this thread:
http://forum.xda-developers.com/showthread.php?t=2729370
Then test out the sim cards..
No Sim card detect if it's not Sprint sim card install. NO matter what method I unlock it. Kind of weire..
Tekone said:
No Sim card detect if it's not Sprint sim card install. NO matter what method I unlock it. Kind of weire..
Click to expand...
Click to collapse
Try posting questions specific to your problem to the threads of the specific methods you used, someone in there will probably be best able to help you.

Strange Sim Card Unlock Issue

Hello,
I have a Xperia S I bought back in 2012. I have rooted it and also unrooted it several times since I have the phone, I have also installed CWM.
At this moment, the phone is rooted, with 6.2.b.1.96, with CWM 6.0.30, even though I don't think this is related to my problem, as I have installed different firmwares, rooted and unrooted. The bootloader is locked, and cannot be unlocked, and the phone is Sim Card locked (I can only use with one carrier).
I also have the Code to unlock the phone, and I know the code is correct, because in my country the carrier must send you the code for free if you want it.
The problem I am having is that the phone won't let me put the unlock code (although the phone is Sim locked, and I still have 5 attempts to unlock it).
I have looked on the internet, and the process is as simple as puting a Sim Card of another carrier, and the phone will ask for the code BUT in my case, nothing happens, and I can't get any signal.
Here are some screenshots
Phone status:
i.imgur.com/ lGGpWnc.png
i.imgur.com/ WVjEUfz.png
No Sim Card:
i.imgur.com/ nuRVGTF.jpg
With Sim Card (of another carrier):
i.imgur.com/ a6K6ELb.jpg
i.imgur.com/ MRwCOYU.png
With Sim Card ("original" carrier):
i.imgur.com/ jqyfQRr.jpg
i.imgur.com/ TKOoaLw.png

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