Please help! no signal after rom change - Galaxy S 4 Q&A, Help & Troubleshooting

Hi guys
I have a UK i9505 which was running XXUFNB9, I rooted using CF auto root and installed PAC man rom now i have no signal to make calls or texts i have re installed the original firmware but still nothing, please help guys, i need my phone for work and its becoming a nightmare.

Factory reset

[email protected] said:
Factory reset
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tried that, no luck

What recovery are you using? I had this problem before!

kduan said:
What recovery are you using? I had this problem before!
Click to expand...
Click to collapse
ITS STOCK RECOVERY AT THE MOMENT BUT WHEN I FLASHED IT WAS PHILZ TOUCH (sorry about caps)

Does anyone have any ideas? i've re flashed the modem and still nothing

Check that you're baseband isn't "unknow". And check if you lost the imei
Sent from my GT-I9505 using XDA Free mobile app

Jacopo97 said:
Check that you're baseband isn't "unknow". And check if you lost the imei
Sent from my GT-I9505 using XDA Free mobile app
Click to expand...
Click to collapse
thanks for your reply, how do i check that?

rumbo76 said:
thanks for your reply, how do i check that?
Click to expand...
Click to collapse
Settings, info , baseband
Sent from my GT-I9505 using XDA Free mobile app

Jacopo97 said:
Check that you're baseband isn't "unknow". And check if you lost the imei
Sent from my GT-I9505 using XDA Free mobile app
Click to expand...
Click to collapse
Jacopo97 said:
Settings, info , baseband
Sent from my GT-I9505 using XDA Free mobile app
Click to expand...
Click to collapse
baseband is i9505XXUAMDM

rumbo76 said:
Hi guys
I have a UK i9505 which was running XXUFNB9, I rooted using CF auto root and installed PAC man rom now i have no signal to make calls or texts i have re installed the original firmware but still nothing, please help guys, i need my phone for work and its becoming a nightmare.
Click to expand...
Click to collapse
Hi man. People keeps telling you to install new modem, kernel etc...but i think you have corrupted EFS folder.
I hope you backup your EFS folder before flashing ANY rom because, otherwise you will have to go to some repair shop.

Well, I don't understand a lot, but I think you could check if you didn't lost your IMEI. Go on Settings > About Device > Status and check if your IMEI still there.
If it is, I don't know what could be. You could try flash another modem or restore a backup (if you have one) with PhilZ Touch but if it isn't, that means you lost your IMEI. I remember I read about that somewhere, that there is a risk of losing IMEI when you flash a lot of ROMs.
If you have backup from your IMEI, just restore it. If you don't, I don't know what you could do, but I guess you could still do something.
One more thing: Wi-Fi works?
Like I said, I don't understand a lot, so everything I just said may be very stupid. Or not. Sorry for bad english.

FNXHenry said:
Well, I don't understand a lot, but I think you could check if you didn't lost your IMEI. Go on Settings > About Device > Status and check if your IMEI still there.
If it is, I don't know what could be. You could try flash another modem or restore a backup (if you have one) with PhilZ Touch but if it isn't, that means you lost your IMEI. I remember I read about that somewhere, that there is a risk of losing IMEI when you flash a lot of ROMs.
If you have backup from your IMEI, just restore it. If you don't, I don't know what you could do, but I guess you could still do something.
One more thing: Wi-Fi works?
Like I said, I don't understand a lot, so everything I just said may be very stupid. Or not. Sorry for bad english.
Click to expand...
Click to collapse
Thanks for the info guys its really getting to me now, i still have imei but no backup, wifi is working as is everything else except signal.

I have been having this problem over 3 months now, still not haven't been solve.... My imei and everything is in place, I tried flashing stock rom, custom rom, factory reset phone, tried almost every modem there is and still no luck, but the thing with mine is when I go into the town area I get a few signal bars certain area in town, very weird, what could really be the problem, I know it's not my network or my Sim card so what could it be

Did u ever solve ur problem? Still having this problem

Hey rumbo76 hru, this same problem happened with my brother with note 3, but in here india, he did tha root and falsh tha rom, then he lost root, then he goes bak to stoke firmware so he lost hus signal, and IMEI shows UNKNOWN no network registered, but he search his original firmware n falsh, and he got network n imei number bak, so plzz read n search ur specific device model number n flash, you will be succeed sure.. Plzz update us... Thnks... ?
Sent from my GT-I9500 using XDA Premium 4 mobile app

Related

Galaxy S APK Unlock Problem, urgent.

Hi guys, this is my first post and I just made the biggest error ever.
My S2 was (well, still) locked and I tried to unlock it using the Helroz Galaxy S unlock apk, I made the EFS backup, and then tried to unlock it, my phone rebooted and now I have no signal, no gsm, no NOTHING, my sim is completly blocked, I did *#06# and NO imei found. I still have the EFS backup nv_data.bin etc but when I try to apply the BACKUP from the apk it says the backup or EFS folder is not found.
I have no idea on what to do.. my phone works and wifi works, but 0% signal from sim card.
Urgent help is needed, please guys, I beg you.
Sorry for my bad english
Jonstefad said:
Hi guys, this is my first post and I just made the biggest error ever.
My S2 was (well, still) locked and I tried to unlock it using the Helroz Galaxy S unlock apk, I made the EFS backup, and then tried to unlock it, my phone rebooted and now I have no signal, no gsm, no NOTHING, my sim is completly blocked, I did *#06# and NO imei found. I still have the EFS backup nv_data.bin etc but when I try to apply the BACKUP from the apk it says the backup or EFS folder is not found.
I have no idea on what to do.. my phone works and wifi works, but 0% signal from sim card.
Urgent help is needed, please guys, I beg you.
Sorry for my bad english
Click to expand...
Click to collapse
Download the country specific csc file from here
http://forum.xda-developers.com/showthread.php?t=1075278
Flash it using odin.. Hope it solves.
Report back.
Btw, where r u from?
Sent from my GT-I9100 using XDA Premium App
Im from Paraguay (South America) my "carrier?" is Claro Paraguay..
I dont know if it has something to do with but my phone is rooted, im using Simple & Clean 2.3 ROM with SiyahKernel..
Try this thread.. Ask if you have any queries aftet reading it..
http://forum.xda-developers.com/showthread.php?t=1264021
Sent from my GT-I9100 using XDA Premium App
Went into About Phone and Baseband version says "Unknown" imei is blank too
This is getting worse. damn
Wich one should I donwload from here? http://forum.xda-developers.com/showthread.php?t=1113928
No paraguay in claro section
Athavan said:
Try this thread.. Ask if you have any queries aftet reading it..
http://forum.xda-developers.com/showthread.php?t=1264021
Sent from my GT-I9100 using XDA Premium App
Click to expand...
Click to collapse
Ok, I will try that.
PS: I restored my phone's firmware to it's original PDA, Phone and CSC, rooted it with CF-Root, and then done this procedures below
Ok Im stuck, where do I get all of those? OH my god.
Jonstefad said:
PS: I restored my phone's firmware to it's original PDA, Phone and CSC, rooted it with CF-Root, and then done this procedures below
Ok Im stuck, where do I get all of those? OH my god.
Click to expand...
Click to collapse
You can get stock
k fw and csc here
http://forum.xda-developers.com/showthread.php?t=1075278
Ensure that your model no is i9100.
Search xda for cf thread.. Simple
Sent from my GT-I9100 using XDA Premium App
Athavan said:
You can get stock
k fw and csc here
http://forum.xda-developers.com/showthread.php?t=1075278
Ensure that your model no is i9100.
Search xda for cf thread.. Simple
Sent from my GT-I9100 using XDA Premium App
Click to expand...
Click to collapse
Yes, I can see, but there is no "Paraguay" ?
@ OP
If you havent tried, copy the EFS folder manually to the root directory and reboot.
bala_gamer said:
@ OP
If you havent tried, copy the EFS folder manually to the root directory and reboot.
Click to expand...
Click to collapse
@op have you tried this??
Sent from my GT-I9100 using XDA Premium App
How can I know wich CF to download? I have no baseband info on my phone, it says Uknown
bala_gamer said:
@ OP
If you havent tried, copy the EFS folder manually to the root directory and reboot.
Click to expand...
Click to collapse
Yes, I have tried that, I rebooted but still nothing.
Op repoting again.
I sent the phone to my carrier and they are going to replace my phone with a new S2.. =/ getting the new one tommorow.
Thanks for those who tried to help .
Jonstefad said:
Op repoting again.
I sent the phone to my carrier and they are going to replace my phone with a new S2.. =/ getting the new one tommorow.
Thanks for those who tried to help .
Click to expand...
Click to collapse
Got the new one? Conclude the thread...
Sent from my GT-I9100 using XDA Premium App

Repair Samsung Galaxy S4 IMEI – Fix Galaxy S4 GT 19505 IMEI error

After repair my phone from bad boot, as it was stuck on the attached image i repair it through kies. but now it's showing IMEI problem. it's showing NULL
That's forced download mode. First thing you need to do is flash a stock rom (preferably for your carrier) with Odin. Then, if you're lucky, you may get your IMEI back. If you don't & you don't have an EFS backup, it's either a service centre or local mobile repair shop job.
MistahBungle said:
That's forced download mode. First thing you need to do is flash a stock rom (preferably for your carrier) with Odin. Then, if you're lucky, you may get your IMEI back. If you don't & you don't have an EFS backup, it's either a service centre or local mobile repair shop job.
Click to expand...
Click to collapse
Please anyone help me to fix my galaxy s4 I9505 imei.
http://adel-al-milad.blogspot.com/2013/10/this-is-ultimate-solution-imei-galaxy.htm
sumonfd said:
After repair my phone from bad boot, as it was stuck on the attached image i repair it through kies. but now it's showing IMEI problem. it's showing NULL
Click to expand...
Click to collapse
test this
adl008 said:
test this
Click to expand...
Click to collapse
That was only for samsung galaxy s4 I9500 not for I9505.
I had this problem when I first got my s4 I flashed a ROM everything went fine I booted up and imei was null, so what worked for me was booting back into recovery and wipe everything and restored my backup and all was good again!!
thatsupnow said:
I had this problem when I first got my s4 I flashed a ROM everything went fine I booted up and imei was null, so what worked for me was booting back into recovery and wipe everything and restored my backup and all was good again!!
Click to expand...
Click to collapse
Tried a lot this process nothing work. Waiting for another good advice.
Were you flashing a custom rom? If so, what recovery were you using and what rom were you flashing?
Try efs backup from another device
Sent from my GT-I9505 using XDA Premium 4 mobile app
smep said:
Try efs backup from another device
Sent from my GT-I9505 using XDA Premium 4 mobile app
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Click to collapse
How to do that??/ please explain
EFS Backup i9505 Link????
smep said:
Try efs backup from another device
Sent from my GT-I9505 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
EFS Backup i9505 Link????:laugh::laugh:
if anyone have efs backup, kindly do tell me , i need it to get repaired my 9505.
after fixing it will not show ur imei guranteed, moreover we are in different continents, so make no problem at all,
kindly do share efs backup bcoz my phone is just dead from last 3 months.
hahmad78 said:
if anyone have efs backup, kindly do tell me , i need it to get repaired my 9505.
after fixing it will not show ur imei guranteed, moreover we are in different continents, so make no problem at all,
kindly do share efs backup bcoz my phone is just dead from last 3 months.
Click to expand...
Click to collapse
No one that is smart will share their IMEI code with an other person. I would highly recommend that nobody should share their /efs backup.
A bundle of thanks dear, for nice suggestions and advice,
i hope , everyone will listen to you.
hahmad78 said:
A bundle of thanks dear, for nice suggestions and advice,
i hope , everyone will listen to you.
Click to expand...
Click to collapse
I hope they do, because nobody should share their efs.
If you don't have backup then you should get acces to a samsung box: http://z3x-team.com/
If that doesn't work then you have damaged hardware.
Lennyz1988 said:
I hope they do, because nobody should share their efs.
If you don't have backup then you should get acces to a samsung box: http://z3x-team.com/
If that doesn't work then you have damaged hardware.
Click to expand...
Click to collapse
Dear if i had that option in my area, i would had been there instead of asking and listening such comments.
No problem, if you people are nit willing, than its ok for me.
Next time i will take care of it. I have lots of cellphones, if anyone want anything from these, just tell me, i would love to help
Do you have repair ur imei?????i have same problem

N9005 can't make calls and SMS

Hi folks! Im hoping someone can help me sort this out.
I rooted my n9005 using CF-root to install custom ROMs. I wanted to back-up EFS and searched google play store for an app, I found "Efs by BORIS.X.1" app.
This app is not to be used for NOTE 3 as per warning by the developer but I'm so stupid not to read. :crying:
My phone got into a bootloop and if I was able to pass boot up, after few seconds it would restart. I have scouted the forums for fixes and I have found one. I am now able to boot my phone normally but cannot make calls and sms.
My IMEI is unknown, I already fixed it using "EFS pro" tool, IMEI is showing now but still no calls and sms. I also noticed that the serial number is not the same as the one written at the back of the phone. I have read that restoring EFS solves this problem, but I don't have EFS backup.
To sum things up, the phone now boots up normally, IMEI is showing the right one, serial number still incorrect, can connect via WiFi, can't make calls and sms but phone has signal bars and says "Emergency Calls Only".
When trying to make a call, "not registered to network" shows up.
Im on MJ6 BTU firmware with root and TWRP recovery. I originally got my phone with MJ1 KSA firmware.
Im planning to bring my device to a nearest samsung sevice center but im not sure of they will accept it or if they can fix it even at a price.
It's been literally days since I had a good night sleep.
Please help. Thanks!
Having the same problem...How did you get your phone connected to efs pro? Every time I try my device reboots :/ Is it possible in recovery mode? Which recovery?
Did you find a final solution?
•You need to be rooted first.
•Make sure USB debugging is enabled.
•Dial *#0808# on your phone and select the same items in the image
•Connect your phone to your computer using the USB cable and open up EFS Pro.
I still haven't figured out the solution of my problem.
I brought my phone to the nearest Samsung service center but their solution is just to replace the motherboard which is very expensive.
Sent from my SM-N9005 using Tapatalk
Try this , I know it say N900-t but it might work
http://forum.xda-developers.com/showthread.php?t=2471421
Sent from my SM-N9005 using XDA Premium 4 mobile app
KevandLynds said:
Try this , I know it say N900-t but it might work
http://forum.xda-developers.com/showthread.php?t=2471421
Sent from my SM-N9005 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
Thanks mate! I tried that before, I was able to get out of the bootloop but still no calls/sms/data connection.
I'm going to try it again though.
Change 12 in that script to 11 for n9005
Sent from my SM-N9005 using XDA Premium 4 mobile app
KevandLynds said:
Change 12 in that script to 11 for n9005
Sent from my SM-N9005 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
tried it but still no luck.
still no calls, sms, & data.
the serial number is still not the same as the one printed on the sticker of the phone.
maybe I really need to change my motherboard?
kipconrad said:
tried it but still no luck.
still no calls, sms, & data.
the serial number is still not the same as the one printed on the sticker of the phone.
maybe I really need to change my motherboard?
Click to expand...
Click to collapse
Did You manage to fix your phone? I am having the same problem and don't know what to do. Any suggestions ?
mamattar1 said:
Did You manage to fix your phone? I am having the same problem and don't know what to do. Any suggestions ?
Click to expand...
Click to collapse
My phone is fixed now. The one and only solution that worked for me is replacing the motherboard. Samsung Saudi did it, and I paid a fortune for it.
Worked For Me By SPT Repair 3G Network On N900w8 Using Spt
Regards

[Q] GT-I9505 IMEI Null

Hi everyone, I have a huge problem in my hands and wanted some guidance from you guys.
Recently I bought the GT-I9505 in the US and then I moved back to Brazil, once I got here I got an update OTA from 4.2.2 to 4.
After this update my network signal was gone , then after some research I found out that my IMEI number is lost. When I dia *#06# it appears that the IMEI is Null. My question is , is there any way of fixing it or is my phone gone forever? If I send it to mobile phone service is it possible that they fix it?
Thanks in advance guys... This forum is incredibly helpful
i am also having the same problem, after updating from 4.2 to 4.3 imei null and baseband unknown. i will let u know if i found some thing, i am trying to fix from last month, still no luck
hahmad78 said:
i am also having the same problem, after updating from 4.2 to 4.3 imei null and baseband unknown. i will let u know if i found some thing, i am trying to fix from last month, still no luck
Click to expand...
Click to collapse
Have u tried taking it to a mobile assistance store?
thibeirao said:
Have u tried taking it to a mobile assistance store?
Click to expand...
Click to collapse
no, i am trying to get it right myself, actually i am using sgs3 right now, so in a mood for experiments. h
http://forum.xda-developers.com/showthread.php?t=2192025
this will help you
AbdoAdel said:
http://forum.xda-developers.com/showthread.php?t=2192025
this will help you
Click to expand...
Click to collapse
I tried that but it didn't change my baseband
hahmad78 said:
no, i am trying to get it right myself, actually i am using sgs3 right now, so in a mood for experiments. h
Click to expand...
Click to collapse
Any luck?
no still no luck, installed new os, factory reset many times, tried to restore nv ram data, but of no use.
now i am looking for someone else i9505 so that i could get backup of efs from there and than try it. what about you? what options you have tried uptill now

N910C Emergency Call only

My Note 4 N910c Running On 4.4.4 Stock
Imei: 350050500009692
Serial number : 410068ce492913f
Both of them are not My Imei Or serial .
I changed many sim but in vain .
tried to select network manually but nothing happens
With Amessage Displays Emergency Calls Only
Plz I need A fix . My Mobile Is Totally Like A piece of metal now
You have to tell history,then only we can help
Sent from my SM-N910G using XDA Premium 4 mobile app
RISHI RAJ said:
You have to tell history,then only we can help
Sent from my SM-N910G using XDA Premium 4 mobile app
Click to expand...
Click to collapse
What do u mean . someone tried to root it and root works properly , then this problem appeared on the deck
Imei cannot change,if only you root your phone
Sent from my SM-N910G using XDA Premium 4 mobile app
RISHI RAJ said:
Imei cannot change,if only you root your phone
Sent from my SM-N910G using XDA Premium 4 mobile app
Click to expand...
Click to collapse
unfortunately it happens , i need to fix it plllllz . anyone help me
love_story99000 said:
My Note 4 N910c Running On 4.4.4 Stock
Imei: 350050500009692
Serial number : 410068ce492913f
Both of them are not My Imei Or serial .
I changed many sim but in vain .
tried to select network manually but nothing happens
With Amessage Displays Emergency Calls Only
Plz I need A fix . My Mobile Is Totally Like A piece of metal now
Click to expand...
Click to collapse
Try to flash stock rom again.
jdomadia said:
Try to flash stock rom again.
Click to expand...
Click to collapse
I do it and it doesn't change still the same problem
I Also tried to flash modems in sweet rom for 4.4.4 but in vain . still the same problem ????
not registered on network
I'm having the same problem and can not connect to networks did not find a solution to this problem, even when maintenance shops. Is someone can help me? Thank you and sorry for bad English
Still need more details. What did you guys do exactly? Did you use CF autoroot, also, did you Odin the correct version for your phone? Did you install custom recovery? Anything else? Etc etc
Sent from my SM-N910P using XDA Free mobile app
beezar said:
Still need more details. What did you guys do exactly? Did you use CF autoroot, also, did you Odin the correct version for your phone? Did you install custom recovery? Anything else? Etc etc
Sent from my SM-N910P using XDA Free mobile app
Click to expand...
Click to collapse
I rooted it wrongly and someone interfere and make stupid things using root explorer . i did not install custom recovery .
after figuring out the problem . i installed stock rom and then i rooted it probably then installed cwm custom recovery . after that , someone told me that i should install and try some modems which exists in sweet rom for N910C , i tried many of them but even that nothing happens still the fake imei and fake serial .
same problem here
I have the same problem with a telcel mexico n910c i dont know what to do pleeese help
abracc26 said:
I have the same problem with a telcel mexico n910c i dont know what to do pleeese help
Click to expand...
Click to collapse
LOOks same problem . my phone now is no longer than a piece of metal
love_story99000 said:
LOOks same problem . my phone now is no longer than a piece of metal[/QUOTE
Not exactly a pice of metal its more like a wifi tablet
Click to expand...
Click to collapse
Any one!! some help plese....... urgent
help?????......
same problem now as mine my IMEI just became 350050500009692 /01 emergency call only why???
some nice paper weights at least lol none of you have efs back up ? tried restoring it if you do common rule with samsungs all ways back up you efs folder
the sad thing there is mine I don't have my backup
Try NV restore (If you have it Pre-backed up on your phone from factory- at least mine did not have on the N910C but it existed on my N910F) ... Dial: *#0011# , then Menu>Back, then Menu>Key Input> then type Q0000.
After that I don't know where the NV backup is (I forgot, and I don't have the phone now), but you should be able to search here on xda or google it up...
I hope your Exynos has a NV backup....
Good luck
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