[Q] IMEI Unknown - Xperia Z Q&A, Help & Troubleshooting

I really need your help. Some time ago, I root my device and installed
* eXistenZ v5. It worked for 2 days and nothing happened to my IMEI disappeared.
Worse, I did not backup TA and now only works based ROM GOOGLE edition....
Please I really need help my xperia z turned into a tablet.
One more thing. Factory settings, original firmware stuff simplest I've ever done
English in google translator sorry no speak english.
http://youtu.be/VK5gpyYIvSE

Same Problem
I have same Problem with my Xperia Z . Unknown Baseband & IMEI. No Antenna & sim detecting. I dont have TA partition Backup also.

Related

i9000 without service, and correct IMEI

sorry if this was asked before, i could not find any reference, and sorry my english is not my first language.... i was on CM9, i did not backup my EFS folder, and my IMEI was diferent, but i did not have any problem wiht 3g or anything, i change to Movistar and after a few days my service was off, i flashed and stock rom (2.3.6), it did restore the correct IMEI but no service again, hope you can help me, thx! (it is unlocked btw)
carlos_ojeda26 said:
sorry if this was asked before, i could not find any reference, and sorry my english is not my first language.... i was on CM9, i did not backup my EFS folder, and my IMEI was diferent, but i did not have any problem wiht 3g or anything, i change to Movistar and after a few days my service was off, i flashed and stock rom (2.3.6), it did restore the correct IMEI but no service again, hope you can help me, thx! (it is unlocked btw)
Click to expand...
Click to collapse
First go into recovery and do a full wipe, after that Check your Network settings, and APN settings

S3 LTE | KIT KAT No SIM Problem / no IMEI / damaged EFS (without Backup) FIX

At First
What you do with your Phone is up to you and i don´t take any responsorbility for any Damages you do/did.
Also i don´t know if this works for other Phones, since the S3 LTE GT-I9305 is diffrent in the Order of Partitions to other phones.
After Hours of Searching and nothing found...
I´ve finally got a fix for the No Sim/ No IMEI Problem.
Short Explanation:
I had to
1. reflash Original Samsung Firmware (Jellybean)
2. root and cwm it
3. then flash cwm 1.6.4.5 or TWRP
4. Flash AOSB (or any other Kitkat ROM)
5. Start
(6. Then it asked for my PIN )
6. Flash GAPPS
Done, now everything works again :good:
Problem Explanation:
I was Flashing AOSB for the First time and my Sim Card didn´t work anymore.
After Hours of Searching i saw a Post where someone said that the IMEI does´t seem to be there anymore.
I looked for it and there Realy was no IMEI.
I tried everything:
IMEI Recovering after Brick
Samsung Tool with Broadcom NV Tool
ADB Recovery of IMEI
but nothing worked.
After 4 Hours i decided i should reflash to stock. (Guarantee)
After Flashing done it didn´t boot, but after reflashing CWM any AOSB(Kitkat Rom) i got my IMEI back again.
Everything working fine since then.
If you are flashing 4.4 KITKAT for the First Time be sure you use the Right CWM or TWRP version !
or it will damage your EFS Folder and infact your IMEI so no Sim Funktion is there anymore!!
I was short before sending it in because i thought i wouldn´t get it to work anymore
( I´m flashing everything :laugh: and had problems like this already since years but this was almost to much )
Hope i could help anyone
Darkangel142
Can someone please move this to S3 Lte Section ? (Sry wrong selected)
Or you could just flash another modem.. Since the "EMG" modem are changing the EFS partition to another format (Called EFS v2)
Darkangel142 said:
Can someone please move this to S3 Lte Section ? (Sry wrong selected)
Click to expand...
Click to collapse
You use the red report button and ask a mod to move your post ,
I flashed another modem and there was no success, problem was that my efs folder was already there, but the files had wrong values
Gesendet von meinem GT-I9305 mit Tapatalk

[Q] question about xperia sp an it's IMEI

Hello, i have a question: do i need to worry about my IMEI while flashing a custom rom to my xperia sp? Or is it fine?
I have f***ed up my s3 by flashing a custom rom to it, it wiped my IMEI number, is this the same case for the xperia or is it only for samsung?
Thanks already!
Custom roms for XPERIA can't change your IMEI.
jugglerpl said:
Custom roms for XPERIA can't change your IMEI.
Click to expand...
Click to collapse
Ahh, thanks man!
I've lost my IMEI (*#06# blank, no signal thingie) few times after flashing a ROM some time back, but not recently though.. Probably an issue with recovery used for flashing. (I didn't see that problem in newer versions of recoveries.)
When that happened, got things back to normal by flashing a ROM ftf with flashtool. Some have reported that restoring a cwm backup would get back the imei. Anyway, it's "difficult" to erase imei in our Sony than Samsung it seems..
You can erase it very easily on samsung yeah -.-

[Q] My IMEI was deleted. Factory data reset doesn't help.

Hi All,
Something really strange just happen with my GT-I9295.
So I got the 4.2.2 version from the box. I recived an automatic upgrade which I have accepted and installed. But strangly after installation the version still 4.2.2. One week later the IMEI number just disapeard durring the night and cannot recover it anymore.
Network
Unknown
IMEI
Unknown
I didn't installed any custom ROMs, nothing.
I found that the IMEI number should be in EFS folder after factory data reset, but this file is missing there.
I have my IMEI under the back-cover, but how I can re-enter it in my phone ?
I heard the param.bin for gti9295 could help ? Could somone drop it here ?
I bought the phone 2 weeks ago
When I tried to repair it I have root it. How I can check my KNOX counter to see if I can send it back to Samsung ?
Thanks in advance and sorry for my english!

Xperia ZR periodically losing network connection, baseband and IMEI.

Hi all. I bought used Experia ZR. And it have problems with baseband, EMEI and WiFi. I know that losing this information on ZR is very bad, and this problem have no solution. But I have TA backup, and in my case somtimes all working good and I see EMEI and other important parametrs. So I think that my situation may be not so critical as TA fatall damage.
I have no many expirience in mobile repairing, so i hope to take some advices here. The first question is - "Would should be my first step?"
Now i have Android 4.1.2, opened bootloader, root permissions and custom recovery. I tried many firmwares, but most of them doesn't loading when EMEI lost. I also trying flash image thru PC Companion, but it doesn't take any differenсes from Flashtool.
I think that it can be problems with flash memory or hardware problems with network module, but i don't know how to check it.
What can I try in this situation?
P.S.: Sorry for my english.
P.P.S.: I accidentally mixed up forum section. I hope moderator can fix it.

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