Problem with SIM Card on JB - LG Optimus L9 P760, P765, P768, P769

Hello. I'm recently bought this phone. Everything worked fine. Yesterday I updated it to Jelly Bean. Everything became better, but SIM Card doesn't working. When I boot phone, it shows an error "Unfortunately com.android.phone has stopped", few seconds after network turns off and it showing a message "UNKNOWN Don't power off @ contact us". I did hard resets, re-flashing and other barrel rolls, problem isn't disappear.
Device is P765, Rom V20C CIS. SIM is working in other phones, phone is working wit oher SIMs.
P.S.: I'm silly in English.

Copy everything from SIM card to computer then you have to reformat your card. Once jb recognizes your card then put everything back in its place.
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Nathan.7118391 said:
Copy everything from SIM card to computer then you have to reformat your card. Once jb recognizes your card then put everything back in its place.
Sent from my LG-P769(20F) using the xda-developers app. If I helped you please hit the "thanks" button.
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I did. Not working.

Casserole said:
I did. Not working.
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Click to collapse
I had similar problem with recognizing simcard and when I went to my carrier I got new simcard.

anirion said:
I had similar problem with recognizing simcard and when I went to my carrier I got new simcard.
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I've been thinking about it. But I bought the SIM card in the subway and have no idea to whom it is registered.

Casserole said:
I've been thinking about it. But I bought the SIM card in the subway and have no idea to whom it is registered.
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Click to collapse
Call 611 and you should be able to speak with the service provider.
Sent from my LG-P769 using xda app-developers app

kevev said:
Call 611 and you should be able to speak with the service provider.
Sent from my LG-P769 using xda app-developers app
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Click to collapse
Specially rolled away to 4.0.4 to hear that wonderful "Набранный вами номер не обслуживается".
I think the problem is that the SIM card of the old model with a 3.3 voltage (most of SIM cards manufactured after 2005 have a 1.8 voltage).

Related

Ics update gone wrong(pin problem)

Hello everyone,
Last night we updated an s2 to the original ics, using the ota.all went well during the presidure, but later we found out that it can't receive calls, or make any calls, and it cannot register to the network.The Sim is greek, and the phone was never flashed with room in the past, everything was original from Samsung.
Amy ideas?
But it does ask for pin code and reads the sim card?
Sent from my GT-I9100 using xda app-developers app
No pin, doesn't ask for it.nor locs the screen.
I looked in apn and there is nothing there.
So it doesn't recognize sim card?
Sent from my GT-I9100 using xda app-developers app
I guess not.
But we have replaced it with a brand new card,same number and network.
And is the new card working?
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Have you tried to input a new APN? You can get the specific APN for your carrier with an internet search or a phone call to your carrier.
The new is not working either.i tried the apns ,i have the same carrier.But it is not able to save them.
The phone is working fine when i put my own sim in it.
Go to about phone and see if your imei is empty. If it is empty then your efs got corrupt and I guess ypu don't have backup of it. If you do have a backup then restore it. Otherwise I hope you still have warranty left as your going to need it.
Sent from my GT-I9100 using xda app-developers app
Imei is there,checked it with both cards
So, after searching alot,i have found out, that if i disable pin it all works fine.But the screen doesn't lock, and i can't use pin.As soon as i enable pin again then no more calls.
Any ideas?
Search for keystr.
oinkylicious said:
Search for keystr.
Click to expand...
Click to collapse
What do you mean by that?
Still haven't found a way around it.The phone doesn't register in cell network when the pin is enabled and lock screen, or pattern do not work no matter what i do.
How about new modem?
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oinkylicious said:
Search for keystr.
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tackygr said:
What do you mean by that?
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I thought it would be obvious, I guess not.
maybe this will help

No Sim Card

Hello ...
I have a weird problem yesterday and suddenly my phone show me up that ''No Sim card " without doing anything...
I'm using [ROM]"X10S" |v9 Final and i have unlock bootloader with Doomkernel...
Any ideas how to fix it ?
Thank you...
Try another SIM see if it still says no SIM
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I have bumped my phone and got this. Pulled out and just reinstalled SIM.
~Jaramie
from my LT28at rooted & eating an Ice Cream Sandwich
Bump...Lol I have this same issue, I've tried taking it out and reinstalling it, when I do that, it shows i have a network for around a hour then disconnects the sim card...I've tried different roms and kernels to no success, any help?
Sent from my LT30p using xda premium
LegibleEel said:
Bump...Lol I have this same issue, I've tried taking it out and reinstalling it, when I do that, it shows i have a network for around a hour then disconnects the sim card...I've tried different roms and kernels to no success, any help?
Sent from my LT30p using xda premium
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Click to collapse
Try a different SIM card. Or maybe bad card slot
Sent from my LT28i
Repair it using SEUS or Sony PC Companion. Hope i helped
ToledoJab said:
Try a different SIM card. Or maybe bad card slot
Sent from my LT28i
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FlorinSVJ said:
Repair it using SEUS or Sony PC Companion. Hope i helped
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Click to collapse
Thanks for the responses, I tried a different sim and that seemed to solve it but sure enough after a day or with new sim, it shows I have no sim card inserted in the phone.
I've tried seus to no avail I guess its a faulty slot I guess.
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[Q] galaxy s2 not recognized sim card

hey.
my galaxy s2 suddenly not recognized my sim card, i work with the phone in the last 5 month.
and today sunnenly he write me "insert sim"
i check IMEI - it's ok
i try to install ROM and wipe and still nothing...
what can it be ?
kobid84 said:
hey.
my galaxy s2 suddenly not recognized my sim card, i work with the phone in the last 5 month.
and today sunnenly he write me "insert sim"
i check IMEI - it's ok
i try to install ROM and wipe and still nothing...
what can it be ?
Click to expand...
Click to collapse
First, Goto Settings - About phone, and post everything you see
Sent from my GT-I9100 using Tapatalk 2
screenshot
screenshot
OK.
try these:
1. Try another SIM card on your phone
2. Try your SIM card in another phone.
post your observations here
trys
my sim in another phone works ok
another sim in my phone does not work..
the problem is in my phone..
kobid84 said:
my sim in another phone works ok
another sim in my phone does not work..
the problem is in my phone..
Click to expand...
Click to collapse
I having problems to I'm on ginger bread 2.3.5 ATM,I purchased the phone a week ago thinking of taking it back
Sent from my X10i using xda premium
kobid84 said:
my sim in another phone works ok
another sim in my phone does not work..
the problem is in my phone..
Click to expand...
Click to collapse
This may be a problem with your SIM reader. If you still have a valid warranty, then send it to Service centre.
If not, then we can try few things first before trying hardware repair.
Jokesy said:
This may be a problem with your SIM reader. If you still have a valid warranty, then send it to Service centre.
If not, then we can try few things first before trying hardware repair.
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Click to collapse
What would fix it do you know
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bodomfan said:
What would fix it do you know
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I dont understand your own issue. Maybe you can shed more lights to it
http://forum.xda-developers.com/showthread.php?t=1882796 says in here
Sent from my X10i using xda premium
I have a Galaxy s2 and the same problem happend to me .... It is unlock and i have it for a year now .. and suddenly it dosent recognise any sim card but when i put it a vodafone one it works ... very strange ! Could somebody help me ???

Sim card issue

So today I was on the phone with my friend and all the sudden I couldn't hear him. I took the phone away from my ear and I see puk code locked please contact customer support. First off what does this mean and why is it saying this. I have not rooted my phone or made any modifications at all to my phone. And I have never removed my sim card. I have only had my phone for less the a month. Also sometimes my phone says I do t have a sim card inserted when I know I do. This has happened to me once before.
Any help would be appreciated thanks.
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Anything??
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Jaggar345 said:
So today I was on the phone with my friend and all the sudden I couldn't hear him. I took the phone away from my ear and I see puk code locked please contact customer support. First off what does this mean and why is it saying this. I have not rooted my phone or made any modifications at all to my phone. And I have never removed my sim card. I have only had my phone for less the a month. Also sometimes my phone says I do t have a sim card inserted when I know I do. This has happened to me once before.
Any help would be appreciated thanks.
Sent from my HTC6435LVW using xda app-developers app
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its a known issue with the dna.
try reseating the sim card and rebooting the phone. If the issue persists or comes back ofter go to a verizon store and get a new sim card
I woke up this morning and my sim card was acting up I put it back in because I was lucky enough to have the tool with me and it's better now. I honestly thing it's my sim card because my brother also has this phone and he hasn't had any issues with his sim card at all
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They replaced my phone because of this
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I9300 doesn't read sim card

Hello, I just bought samsung galaxy s3 and tryed to put in sim card, but it doesn't recognize it. I tryed to do factory reset lot of times but it doesn't helped it still writting no sim card. I tryed to put in my friends card who is in other network, so I think its not a sim slot problem. First think - it locked. Today I went to the salon of my operator and they sayed that my phone is not locked or black listed, so maybe somebody knows the solution for it ?
Really sorry for my english
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Take it back to your seller, it's faulty.
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There isn't any solution ?
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It worked for me for a while, but after one night I saw the message that phone lost my sim card and need to be rebooted
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Maybe I need to change kernel or something else ? I'm new on android and I realy need help
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Proble might be hardware: sim slot or sim card. Does your sim work on other phones? Do other sims work on your phone?
If its software, a fresh firmware flash with wipes should fix it.
I tryed to put sim to my brothers galaxy s2 and it worked, and we tryed to put other network sim to my phone and its too worked, but sim with the same carier like my didn't worked, if its a software can u give me link where I can find tutorial how to fix it ?
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Anybody ?
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Guys pls help
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Anybody have some info ?
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I've known some weird bug to happen (1 in a million or more) where a specific sim won't work on a specific phone, a friend working for movistar had that happen. Don't know why, just that sim won't work in that phone. They had to make a duplicate of the sim with a different format.
Check with your carrier to see if a different sim might work. And make sure its not a problem with the phone being locked.
Can you tell us. Is the phone 2nd hand or brand new?
I was thinking that if it is 2nd hand, maybe the previous owner flashed Custom Roms and may have damaged the 'EFS partition' when they flashed Stock firmware back onto the device before selling to you.
No, if EFS is damaged then device wouldn't log into any network.
Try to repair your device with Kies if you don't know how to use Odin:
http://forum.xda-developers.com/showthread.php?t=2088809
If it doesn't help visit your carriers store and get your SIM changed.
I tryed to put in maybe 4 cards with the same carrier and it didn't worked, yes phone is for 2nd hands :/
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I have done that thing with kies but it didn't helped :/
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Now, when you say it doesn't recognize the sim cards, do you get a "sim not inserted" message?
Or does it recognize the sim but won't allow making calls or connecting to mobile data?
You say with different carrier (your friends sim card) it works. But with your sim card and others from the same carrier it doesn't work. That sounds just like a network locked phone.
dxppxd said:
Now, when you say it doesn't recognize the sim cards, do you get a "sim not inserted" message?
Or does it recognize the sim but won't allow making calls or connecting to mobile data?
You say with different carrier (your friends sim card) it works. But with your sim card and others from the same carrier it doesn't work. That sounds just like a network locked phone.
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Click to collapse
When I turning it on it loading about minute and in that place where is network bars is pic like phone blocked I think, but after loading it shows me a perfect connection, but in my task bar writting "No SIM" and under it with lower letter "Insert SIM card". On the lock screen is too writting "No SIM card - Emergency calls only"
I know that it's sounds like network locked, but I was gone to the salon operator and they sayed me that phone is not locked, but I did not understand, or only to their network, or general. Where can check it ?
lukasrsn said:
I tryed to put sim to my brothers galaxy s2 and it worked, and we tryed to put other network sim to my phone and its too worked, but sim with the same carier like my didn't worked, if its a software can u give me link where I can find tutorial how to fix it ?
Sent from my GT-I9300 using xda app-developers app
Click to expand...
Click to collapse
This totally looks like a sim locked phone.
What you already know is that the phone works with your brother's sim card, so the phone works with your brother's carrier. You know it doesn't work with your sim card or any other sim card of your carrier.
But you are still not sure if it is a simlock.
Just check with a sim card from another different carrier (one that is not your carrier, nor your brother's carrier). If the phone is simlocked it shouldn't work with that 3rd carrier.
dxppxd said:
Now, when you say it doesn't recognize the sim cards, do you get a "sim not inserted" message?
Or does it recognize the sim but won't allow making calls or connecting to mobile data?
You say with different carrier (your friends sim card) it works. But with your sim card and others from the same carrier it doesn't work. That sounds just like a network locked phone.
Click to expand...
Click to collapse
paulsm said:
This totally looks like a sim locked phone.
What you already know is that the phone works with your brother's sim card, so the phone works with your brother's carrier. You know it doesn't work with your sim card or any other sim card of your carrier.
But you are still not sure if it is a simlock.
Just check with a sim card from another different carrier (one that is not your carrier, nor your brother's carrier). If the phone is simlocked it shouldn't work with that 3rd carrier.
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Click to collapse
Yea, it worked ( but I'm not understand why my network operator sayed that it not locked ://
maybe somebody have an idea how to unlock it by my self ? I tryed: GalaxSim Unlock ; SGS Unlock Tool ; Galaxy S Unlock but no of them work in my phone, it just stuck and I need restart my phone :///

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