No Signal Issue - Sony Xperia C

Hi I'm repairing this xperia c that has problem with signal. Only Sun Cellular Sim(PH) are being recognized it became like this when the firmware updates to build no. 16.0.B.2.16 which i think is the latest. I dont know if I downgrade it to stock the problem will be fixed . I need some advice before I do some action . Thanks in Advance
PS: The device is openline both sim slot . On First boot both sim works after some hours the signal lost on the other sim

Josh0319 said:
Hi I'm repairing this xperia c that has problem with signal. Only Sun Cellular Sim(PH) are being recognized it became like this when the firmware updates to build no. 16.0.B.2.16 which i think is the latest. I dont know if I downgrade it to stock the problem will be fixed . I need some advice before I do some action . Thanks in Advance
PS: The device is openline both sim slot . On First boot both sim works after some hours the signal lost on the other sim
Click to expand...
Click to collapse
Any help guys? I want to fix this soon so i can use my other sim

Related

Rooted Samsung I9000 sim card not detected

Hi All,
I've just got an Samsung Galaxy S that is coded to a provider network.
So far so good ...
After I've installed an application and root the phone and then unroot it, my pone doesn't recognize my sim card ...
If I navigate to the Mobile Network from Settings then I get No SIM card inserted.
Facts to take into consideration:
- I have restarted the phone;
- I have applied a factory reset and lost all my data except music and files I've got on it;
- I have shacked the SIM card a little bit;
- I didn't applied a hard reset to it;
- I did tried to put a different provider SIM card and the message I get is to insert PIN then is asking for the UNLOCK NETWORK PIN;
- I am able to log in the phone but with no service
Please note that when starting / restarting the phone I get no Insert PIN popup
Anyone has an ideea why ?
I've got the same problem saptaru.
No sim card is detected in my Galaxy S.
If you happen to solve it, please, do not forget to post a comment.
After dialing #*1234# I can read:
PDA:
PHONE: Unknown
CSC:
I guess the IMEI cannot be recognized by the phone.
At least, I wrote it before rooting and flashing.
Any help will be highly apreciatted!
Hello,
After several restarts, hard reseting the phone and enable-disable networking I still get the sim card removed from time to time ... I don't really know how to debug this... if there is anyone on this forum with the right experience in order to debug the system please write me and maybe we can find a solution.
I must mention that I have unlocked my phone and also rooted it.
Thanks allot !
I have same problem now, can anyone help.
well my sim card has been identified but i can't seem to register on the network.....thats as far as i got as a noob with my first android (xperia x8)......can someone help me from here on......
i get nothing from sims from various networks, it doesn't even register as having a sim in it...
unlocked and darkys rom... driving me crazy, it basically a large mp3 player at the moment...
Maybe have installed the wrong ROM. i9000 has many bases and radios. I had this problem installing 900mhz ROM on a 850mhz sim.
Good luck
Kezzainc said:
Maybe have installed the wrong ROM. i9000 has many bases and radios. I had this problem installing 900mhz ROM on a 850mhz sim.
Good luck
Click to expand...
Click to collapse
Hmm, ok this might be the issue, flashing the htc desire is so much simpler!!
Will try to find correct radios and stuff again...
Sent from my HTC Desire using XDA App
Even I am having the EXACT same issues right now. I also did the factory reset but that doesn't help!
pokopelo said:
I've got the same problem saptaru.
No sim card is detected in my Galaxy S.
If you happen to solve it, please, do not forget to post a comment.
After dialing #*1234# I can read:
PDA:
PHONE: Unknown
CSC:
I guess the IMEI cannot be recognized by the phone.
At least, I wrote it before rooting and flashing.
Any help will be highly apreciatted!
Click to expand...
Click to collapse
Have u managed to find a fix? im havin this issue except my phone remembers the IMEI....
austin.s said:
well my sim card has been identified but i can't seem to register on the network.....thats as far as i got as a noob with my first android (xperia x8)......can someone help me from here on......
Click to expand...
Click to collapse
Have the same problem here. Have you managed to find a solution?
Hi everyone, I don't know if anyone is still interested but I've found that putting the phone into flight mode and then rebooting seems to work, because when I then turn flight mode off it asks me for my pin code and service is restored. As long as the IMEI folder is still in the efs folder then things should be fine.
Hope this helps for anyone who is here or just stumbles across this.
I've had the same problem > Sim Card not found.
I went to the Vodafone repair center today they said the phone had water damage.
Its never been near any water ever-they said that it could have happened months ago - "perhaps you hand wet hands once?". Its still in warranty but the apparent water damage means the warranty its now invalid. So now I'm stuck with an expensive video/audio player with WiFi access. Any help or progress with this issue would be great. Thanks
I fixed the issue bu flashing a working Modem from another rom. Just extract the modem.bin and flash it with odin
sim not discoverable
Hi all
Just wanna share an personal experience
:Been flashing rom in n out in this forum for ma LG P970 n a weird problem occured to me
-just flashed ma latest rom(Lezo Rom) n everything went smooth but only ma network didnt show up , Everything else work . Sim already installed in .
-Ma reflex was that ma sim burnt during flashing(it happened to me once) but not at all !! Tried it on ma nokia 5800 (v vip ) n it show that i had to edit ma PUK n pin code . Edited done
-Put back sim in fone but same result : sim missing
-So what i did was simply to go> setting > theme > brightness n pin code appeared to me .
-TADA n its done
Hope its helpfull for noobs like me

E dual dosent have network

Hello.my Xperia e dual identify the SIM card but cant find network so i cant call
shoukaran said:
Hello.my Xperia e dual identify the SIM card but cant find network so i cant call
Click to expand...
Click to collapse
1) Are you sure it's not a carrier problem?
2) Did you try to put the sim in the second slot and see if it's working or not?
yes i changed sim but the problem still being
shoukaran said:
yes i changed sim but the problem still being
Click to expand...
Click to collapse
Try the second sim on the first slot bro and see if it's working. Also, try to contact your carrier from another phone to see if there is a problem with the network. You have to do all these tests so you can be sure that is not a carrier problem but a phone's problem.
THE PROBLEM NOT FROM THE carrier becuse i tryed all ways change sim, put sim into another device, put another sim in device
shoukaran said:
THE PROBLEM NOT FROM THE carrier becuse i tryed all ways change sim, put sim into another device, put another sim in device
Click to expand...
Click to collapse
In this case the only solution I think is the Sony service center mate.
i am in iran and in my city we dont have sony center. but the netwirk of device have conect and lost again. is there any app or flashs?
shoukaran said:
i am in iran and in my city we dont have sony center. but the netwirk of device have conect and lost again. is there any app or flashs?
Click to expand...
Click to collapse
You could try using pc companion to fix you phone mate and see if it's working.
You have to take a backup though because probably will loose all you data.
i flash it by the same rom 4.1.1 and the problem is still
shoukaran said:
i flash it by the same rom 4.1.1 and the problem is still
Click to expand...
Click to collapse
It's a device problem then bro (hardware).
You did everything. You tested your sim in another device, flashled the rom again, changed the sim to the second slot. The only thing left is the Sony service center in my opinion.
Try to contact sony via Facebook and ask them where is a service center in near your town.
how i can try for repair it by pc companion
shoukaran said:
how i can try for repair it by pc companion
Click to expand...
Click to collapse
Download Sony update service and follow the instructions bro
i take it to repairman and he said the problem is from the serial num
That is not device problem. I got the same issue with Xperia Tipo Dual after installing MIUI rom. Tried several builds - SIM not detected. The solution is to flash original firmware back. Now SIM's are recognised again.
im downloading another rom, i will flash it again
i flashed a custom rom but no signal again. any one have idea?

[Q] Xperia C 2305 | SIM Cards Not Recognised

Dear All
Not sure if anyone else is facing this issue. Whenever I restart my Xperia C 2305 for almost about a couple of hours, the SIM cards aren't recognised. To be honest, every so often, the SIMs get recognised, but immediately goes blank saying "SIM1: No Service - airtel" (similar with the second Vodafone SIM in the second slot).
Same is the experience when I swap the SIM cards (move them from first slot to second and vice versa). A few details of the handset as below:
Model: C2305
Rooted: yes
Build: 16.0.B.2.13
Been facing this problem since the last Build upgrade (16.0.B.2.6?)
Any ideas what could be wrong or how I can get this fixed?
Thanks a ton in advance
maybe you should try to reflash your phone...
scorpii2310 said:
maybe you should try to reflash your phone...
Click to expand...
Click to collapse
Sure - downloading flashtool now. Let me give it a spin and will let you know.
Cheers
xccy said:
Sure - downloading flashtool now. Let me give it a spin and will let you know.
Cheers
Click to expand...
Click to collapse
Hi xccy,
Did you solve your problem?
I am having same problem right now, generally 'No service - Avea' , i am not able to call or send a message. It is like that on both sim1&2
Im having the same problem.. same configuration.
Sim1 airtel, SIM 2 Vodafone .. Plz let me know if the above solution works..

Invalid Sim

hi
i flashed a Xperia Z Fire Series 5 XP for miro and next i installed wifi fix alt and next i fake operator and next set country code and next i restarted my phone and next i typed my sim pin code and next said invalid sim and etc..
i flashed two stock roms but again said invalid card and somtimes said on miui unknown on my sim but on another sims said no sim card !!!
in security / Set up sim card lock / lock sim card / type my sim pin and said Can't change sim lock state possibility incorrect pin but i dont change my pin and i tested another sims but again said .....
and in wifi fix alt said wifi country code : US but i'm in another country
please help me!!!!
????
Mahdir said:
hi
i flashed a Xperia Z Fire Series 5 XP for miro and next i installed wifi fix alt and next i fake operator and next set country code and next i restarted my phone and next i typed my sim pin code and next said invalid sim and etc..
i flashed two stock roms but again said invalid card and somtimes said on miui unknown on my sim but on another sims said no sim card !!!
in security / Set up sim card lock / lock sim card / type my sim pin and said Can't change sim lock state possibility incorrect pin but i dont change my pin and i tested another sims but again said .....
and in wifi fix alt said wifi country code : US but i'm in another country
please help me!!!!
????
Click to expand...
Click to collapse
U need to reflash ur stock ftf with flash tool. thats a general answer to almost every problem, feel free to explore other options but it will fix ur problem, if u untick wipe data in flashtool then u wont lose ur data
Ambychy said:
U need to reflash ur stock ftf with flash tool. thats a general answer to almost every problem, feel free to explore other options but it will fix ur problem, if u untick wipe data in flashtool then u wont lose ur data
Click to expand...
Click to collapse
i reflashed a stock rom with flashtools but again said invalid card !!!
Mahdir said:
i reflashed a stock rom with flashtools but again said invalid card !!!
Click to expand...
Click to collapse
U might need to fully wipe your phone and do a fresh flashing of the ftf with flashtool. before u do anything, test your phone with another sim card. see what happens, the problem might be from your sim
Ambychy said:
U might need to fully wipe your phone and do a fresh flashing of the ftf with flashtool. before u do anything, test your phone with another sim card. see what happens, the problem might be from your sim
Click to expand...
Click to collapse
my friend thanks to your answer but,
i said, i reflashed stock rom with flashtools ! WITH ALL WIPES
but again said invalid card
i tested with 3 another sim cards but doesnt work !
( i tested with 3 another stock roms : global - CE - Europe )
please read my ALL notes and REPLY
what are u doing?
i am looking for u !
AHHHHHHHHHHHHHHHHHHHHHHH
Where Are You ?????????????????????????????????????????????????????????????????????????????????????
i'm waiting to you
me too..same problem..
@ayohzie90
Try thoose things, maybe one thing will works for you.
Reflash Xperia Z fire rom.
- flash 11.0.a.7.5 ftf before cm10
Flash clean cm10.
- flash from oldest to newest ftf firmwares
Relock bootloader
Instal update with Sony PC companion
Just take time and play with phone, dont forget to charge battery. :laugh:
but my phone is sony miro..its working too?
ayohzie90 said:
but my phone is sony miro..its working too?
Click to expand...
Click to collapse
Try it. But flash proper ftf firmwares for xperia miro

urgent please help in my s4 i9505 no service

hello everybody i hope u can help me
i have s4 i9505 it gives me no service
the imei is in it its not null
and its has android 4.4.2
i tried *#0011# it didnt give me the menu
and i tried *#*#4636#*#* didnt work
please help me
Is the sim card detected? Is the sim card good? Does the phone detect any carrier networks? When did this happen? Did the phone ever work properly?
yes it c sim card cuz it shown the sim application for the network
the sim card is good and also i tried 3 sim cards for 3 networks
it happen from many days after i change the sim card in it
everything else in the phone works good
All I can suggest is reflashing a stock firmware from sammobile.com and then try again.
i did that
and i will do that again now
but i think is the radio is off
and i hope to find away to make the radio on
same problem
Are you flashing the latest rom for your phone? I though 5.0 was the most recent release the 9505.
same problem nothing happen
still no service and mobile network not available
This happened before to my friend's i9505 all of sudden . Long story short .. in his case it turned to be a hardware defect .
Check baseband version in settings >more>about . If it is there then you r good to go on software thing . If it shows "UNKNOWN" then unfortunately your modem IC chip is broken (hardware failure) and there is no solution here @xda to repair it . you'll need to bring it to service centre.
Good luck
Sent from my GT-I9505 using Tapatalk
So you flashed a stock 5.0 rom? Are you able to try a custom rom to see if that makes a difference?
This is not a big issue.
all you have to do is to flash another modem.

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