A little help on getting telephony back,please! "No SIM card detected" ("SOLVED") - Ascend Mate 7 Q&A, Help & Troubleshooting

A little help on getting telephony back,please! "No SIM card detected" ("SOLVED")
Hi all !
I've got a Mate 7 09 that was on B121, I flashed stock B127 from Huawei's USA site to get rid of my operators rom, and it was fine, after that I flashed stock B137 KK, B308 LP and B317 LP.
But after flashing B137 I didn't use my device for callings nor anything as a phone, my SIM card was in another device. I was just trying LP so I didn't noticed it had no telephony signal because it can not read/detect the SIM card. Once I put in my SIM card the device couldn't detect it. It says "No SIM detected" No SIM card is detected. I've tried several ones.
What can be wrong? I've tried factory reset, rolling back to KK to B127 which worked the first time, factory reset again, and it's still the same. "No SIM card detected"
What can be so wrong?
Now I got a Mate 7 from a friend and it's in the same state as mine originally was. So I had the idea to get TWR on both, make a backup of the working device and flash it into mine.
I'm in that process.
What do you think is causing this problem? Modem drivers? Baseband? (Right now both have the same baseband number)
Anything to do with customization packs? I've seen several in a system folder called "HW"
I wish you and all you guys here could help me. Thank you in advance!
Any help or advice is welcomed!
- L.

Sw33t_Lov3r said:
Hi all !
I've got a Mate 7 09 that was on B121, I flashed stock B127 from Huawei's USA site to get rid of my operators rom, and it was fine, after that I flashed stock B137 KK, B308 LP and B317 LP.
But after flashing B137 I didn't use my device for callings nor anything as a phone, my SIM card was in another device. I was just trying LP so I didn't noticed it had no telephony signal because it can not read/detect the SIM card. Once I put in my SIM card the device couldn't detect it. It says "No SIM detected" No SIM card is detected. I've tried several ones.
What can be wrong? I've tried factory reset, rolling back to KK to B127 which worked the first time, factory reset again, and it's still the same. "No SIM card detected"
What can be so wrong?
Now I got a Mate 7 from a friend and it's in the same state as mine originally was. So I had the idea to get TWR on both, make a backup of the working device and flash it into mine.
I'm in that process.
What do you think is causing this problem? Modem drivers? Baseband? (Right now both have the same baseband number)
Anything to do with customization packs? I've seen several in a system folder called "HW"
I wish you and all you guys here could help me. Thank you in advance!
Any help or advice is welcomed!
- L.
Click to expand...
Click to collapse
check on settings/about phone: if bandbase is "unknown" then problem is not related with sim card, but modem is missing. That happened with me many times with samsung note 2 when i flashed the wrong rom

pasil.pt said:
check on settings/about phone: if bandbase is "unknown" then problem is not related with sim card, but modem is missing. That happened with me many times with samsung note 2 when i flashed the wrong rom
Click to expand...
Click to collapse
The modem is not missing, the EFS folder may be corrupted.
Verstuurd vanaf mijn HUAWEI MT7-L09 met Tapatalk

It was the SIM card reader. It's damaged.
pasil.pt said:
check on settings/about phone: if bandbase is "unknown" then problem is not related with sim card, but modem is missing. That happened with me many times with samsung note 2 when i flashed the wrong rom
Click to expand...
Click to collapse
gee201201 said:
The modem is not missing, the EFS folder may be corrupted.
Verstuurd vanaf mijn HUAWEI MT7-L09 met Tapatalk
Click to expand...
Click to collapse
Thank you guys for your kind help.
It looks like after all I could restore the baseband number and other customization from my original operator (I did it with this little steps, and getting the /cust contents from a Mate 7 from a local friend), but it's still not working.
So I checked the SIM card reader with a flashlight and it seems to be damaged, I can't see all of the 6 golden terminals/pins, whereas in my friend's Mate 7 they are easy to spot.
That must be the problem, there's no other possible explanation.
I'll order a SIM card reader replacement from Ebay to fix this problem.
Thank you all! I've learned a lot in the process. Ha Be very careful when you insert and extract your SIM card!
- Leonardo.

Related

Sim Card after flashing not detected

Hello people,
I've got a problem:
I've bought a Newman N2. Unfortunately I've updated the stock rom - and now I've got no more detection of my Sim card.
It has Firmware Newman_N2_00.22 - IMEI is also correct.
My Sim card works in another handy correct.
I don't know what to do - I've searched already here, but it didn't help me what I found.
Could it be something with the EFS Filesystem? Can I restore it somehow whitouth flashing?
I can't install the CWM. Didn't work for me. The fastboot doesn't work for some reason
Thanks in advance for your help!
There was an info on the newman forums about you must flash the phone without sim.
What if you try it with wipe before flash, and reflash then?
Didn't read that unfortunately... What can I do now?
Try to install the 00.20 FW, but wipe data, and wipe cache before it. And ofc without the SIM.
After it you can isntall the 00.22 FW. It is the latest.
00.20 http://pan.baidu.com/share/link?shareid=188071&uk=1143976775
00.22 http://pan.baidu.com/share/link?shareid=190980&uk=1143976775
Any luck? I found something. To go back to the stock FW you need to flash it via Windows.
"Warning: People who have the first Version of the Firmware ( Date 2012.12.13 ), they should first update to second version ( Date 2012.12.15 ) and then they can update to the last version ( Date 2013.01.12). Because you can get some problems with SIM."
Unfortunately only 32bit drivers included.
thefiqs said:
Any luck? I found something. But I think to go back to the stock FW you need to flash it via Windows.
"Warning: People who have the first Version of the Firmware ( Date 2012.12.13 ), they should first update to second version ( Date 2012.12.15 ) and then they can update to the last version ( Date 2013.01.12). Because you can get some problems with SIM."
Unfortunately only 32bit drivers included.
Click to expand...
Click to collapse
I read this too, was because of me this topic
I sent it to a friend, who will flash it with his box.
Finally flashed it to the basic firmware.
Also tried several other firmwares, resetting IMEI - also different sim cards.
We guess the SIM Slot should be broken. Does anybody know if we can order just the SIM Module Slot? Or it would be just the whole mainboard?
ChrizZzz0w said:
Hello people,
I've got a problem:
I've bought a Newman N2. Unfortunately I've updated the stock rom - and now I've got no more detection of my Sim card.
It has Firmware Newman_N2_00.22 - IMEI is also correct.
My Sim card works in another handy correct.
I don't know what to do - I've searched already here, but it didn't help me what I found.
Could it be something with the EFS Filesystem? Can I restore it somehow whitouth flashing?
I can't install the CWM. Didn't work for me. The fastboot doesn't work for some reason
Thanks in advance for your help!
Click to expand...
Click to collapse
baseband problem
See IMEI sim card phone is not registering. Imeili clone phones updated when the network is losing record. I think they do the installation again with Box

[Q] No sim after lollipop update on moto x

Hello everybody,
I have a moto x (1st gen) and I did a full unrooting and flashed back to stock to be able to update to lollipop. While flashing to stock, I took out my sim card to avoid loosing all my contacts (I know I made a big mistake!), and after that, even with my sim card inside, it keeps telling me no sim. Is there anyway to fix this problem?
I already flashed back to stock 4.4.4 with the sim card inside, and it also said no sim. I updated again to lollipop and same thing. I would be grateful for help with this.
Thanks.
EmmaXplo said:
Hello everybody,
I have a moto x (1st gen) and I did a full unrooting and flashed back to stock to be able to update to lollipop. While flashing to stock, I took out my sim card to avoid loosing all my contacts (I know I made a big mistake!), and after that, even with my sim card inside, it keeps telling me no sim. Is there anyway to fix this problem?
I already flashed back to stock 4.4.4 with the sim card inside, and it also said no sim. I updated again to lollipop and same thing. I would be grateful for help with this.
Thanks.
Click to expand...
Click to collapse
try to reinsert back the sim.. maybe a wrong placement.
reyscott1968 said:
try to reinsert back the sim.. maybe a wrong placement.
Click to expand...
Click to collapse
I've tried that several times and it has been to no avail. I don't know what happened this time I did a full stock flash, but right now, it is showing INVALID CARD - EMERGENCY CALLS ONLY. I've changed sim cards and reinserted the sim several times, but... same old INVALID CARD shows up.

No Sim Card Galaxy S6 g920f

Hello guyz i have a sm-g920f galaxy s6 just bought 3 days ago second hand its been great i flashed the russian update from sammobile and flashed the custom kernel to root it i used it till today when i plugged it in my pc to transfer a movie and removed it suddenly it tells me "Sim card inserted.Restart" I restarted but it kept saying no sim card
now i tried different sim cards from different operators but still nothing flashed so many other firmwares and still nothing so guyz plzz help me if theres any solution to this problem i dont understand it if it is software or hardware :crying::crying:
awessyunus said:
Hello guyz i have a sm-g920f galaxy s6 just bought 3 days ago second hand its been great i flashed the russian update from sammobile and flashed the custom kernel to root it i used it till today when i plugged it in my pc to transfer a movie and removed it suddenly it tells me "Sim card inserted.Restart" I restarted but it kept saying no sim card
now i tried different sim cards from different operators but still nothing flashed so many other firmwares and still nothing so guyz plzz help me if theres any solution to this problem i dont understand it if it is software or hardware :crying::crying:
Click to expand...
Click to collapse
could possible be a blocked IMEI!!!!!!!!!!!!!!!!
Reflash stock 5.1.1 ROM via odin to solve your problem.
I already did that and nothing it just keep saying No sim card
awessyunus said:
I already did that and nothing it just keep saying No sim card
Click to expand...
Click to collapse
Did you make sure it wasn't stolen?
Please help .... I have a similar problem.
The SIM card it is inserted in the phone, but the phone still writes: Please insert SIM card
The SIM card is new and in the other device is functional.
Please help .... I have a similar problem. Writes that: No SIM card plugged in.
Please help
try checking csc via phone info.
Any fix to this?? I've just gotten the same problem on mine! Thought it might have reverted back to the region lock as I am now using a USA sim card and started off with a UK sim card. Just ordered a new UK Sim to see if inserting that one will fix the issue
Please .... Solution
Same problem here... No sim card.
mates81 said:
Please help .... I have a similar problem.
The SIM card it is inserted in the phone, but the phone still writes: Please insert SIM card
The SIM card is new and in the other device is functional.
Click to expand...
Click to collapse
12890 said:
Please help .... I have a similar problem. Writes that: No SIM card plugged in.
Click to expand...
Click to collapse
amber12129 said:
Any fix to this?? I've just gotten the same problem on mine! Thought it might have reverted back to the region lock as I am now using a USA sim card and started off with a UK sim card. Just ordered a new UK Sim to see if inserting that one will fix the issue
Click to expand...
Click to collapse
I had this issue with my first Galaxy S6... I went into the three shop and checked my sim and that worked with another phone, but my phone would not accept any other SIM card. I was told to send to Samsung for repair, luckily I was in my 30 day amazon exchange period so I just sent back to supplier and bought a new one.
Same poblem here.. When i insert sim card, the phone restart and when enter in Android show message... "Error occurred while unlocking network... Network unlock code block".... Its a Japan Docomo network.. U think that can resolve it with a subsidy code? To unlock a sim?
Solution needed urgent
Hello everyone till now their is no solution anyone can help plz reply,
i tried to unlock by z3x box pro, octopus box and spt box with no solution, even try to change CSC, rooting, reflashing the same problem still!!! . any solution?????
..same problem here, did anyone managed to fix this?
Also got this problem. Woke up randomly and now it just says no sim card no matter what i try to do.
does any of you have also missing mobile networks menu?
Yes missing my network menu same issue
---------- Post added at 09:44 PM ---------- Previous post was at 09:40 PM ----------
Any solution for this problem ...
Check my sim jacket by checking hardware
Reinstall many fw with odin even with twrp
Imei is OK efs OK im from Pakistan
This is what did the problem this sim problem appears days after doing this
1 flashing other rom model on different model like XEF on BTU...
2 updating android OTA failed
3 flashing with smart switch
Its not stolen its the g920f is the problem its sucks dude
If you dont have backup for efs folder and radio folder you need to fix it with octoplus box if you have warranty take it to samsung or if not visite repair place and ask for octoplus compatible with s6 but
This is what you get
1 Working sim
2 signal drops time to time mybe disconnected during calls am sure you get disconnected because i have
3 flashing stock you get stuck in bootloops
And if some one ask you about s6 the answer is dont say s6 its s sucks
Enjoy samsung junk smartphones
you mean the stock firmware cant repair my Efs and we need to fix it by octoplus box ? but here is not the problem of efs. my phone showing exect imei and s/n everytime...

Huawei Shotx ath-ul01 sim problem.

hi reader. its been almost 1 month since i bought a second-hand Huawei Shotx ath-ul01. when i bought, it was on android 5.1.1, EMUI 3.1. and update was pending for android 6.0 . On first 5 to 6 tries it did not update and ended with error. and when it finally updated successfully it was unable to read both sim cards. and after rollback it even got worst . now when ever i insert a sim card it asks for PUK code and doesn't even accept the real PUK code for my SIM card. i have also tried changing SIM card but the problem is same wit every SIM. Please some one help me through this. i'll be very thank full.
HOPE TO HEAR BACK FROM YOU SOON!
Has the device been rooted ever before?
If you have not any better idea, try to perform a factory reset(wipe data) + wipe cache partition after a full backup. Good luck to you.
James_Watson said:
Has the device been rooted ever before?
If you have not any better idea, try to perform a factory reset(wipe data) + wipe cache partition after a full backup. Good luck to you.
Click to expand...
Click to collapse
I have literally tried every single thing form factory reset to trying flashing other firmware, but all in vein. some people it might be country lock or something. i wish you could help me batter.
also im unable to unlock the boot loader but the huawei website is not working . :crying: plz help i dont want my phone to just end like this.
hamxa_zon said:
hi reader. its been almost 1 month since i bought a second-hand Huawei Shotx ath-ul01. when i bought, it was on android 5.1.1, EMUI 3.1. and update was pending for android 6.0 . On first 5 to 6 tries it did not update and ended with error. and when it finally updated successfully it was unable to read both sim cards. and after rollback it even got worst . now when ever i insert a sim card it asks for PUK code and doesn't even accept the real PUK code for my SIM card. i have also tried changing SIM card but the problem is same wit every SIM. Please some one help me through this. i'll be very thank full.
HOPE TO HEAR BACK FROM YOU SOON!
Click to expand...
Click to collapse
to what build number you Rollback?
build number right now is -- ATH-AL00C92B190 -- with this build i can use only second sim with 2G, and with ATH-UL01 i cant even use second sim.
hamxa_zon said:
build number right now is -- ATH-AL00C92B190 -- with this build i can use only second sim with 2G, and with ATH-UL01 i cant even use second sim.
Click to expand...
Click to collapse
now somhow i managed to install ath-ul01 but the problem still exist. now i think i just have to flash modem.img somehow, but i cant do that, my bootloader is unlocked but i cant perform any command related to MODEM. like FASTBOOT ERASE MODEM or FASTBOOT FLASH MODEM MODEM.img these commands wont work.
system related commands work like a charm.

Baseband and Imei number are not detected by My oneplus 8 Phone

Hi last week I have tried to install Oxygen os (Global version) using oneplus updater and I got network issue and sim not detecting issue. After that I have tried
his tutorial to go back to my stock version and everything seems working fine untill today morning. My phone stoped detecting my sim card and I can't even go to sim card setting. Sim toolkit disappeared and Baseband showing unknown. Can anybody instruct me to fix this ?
Note : I don't have any backup EFS files :'(
codersauthority said:
Hi last week I have tried to install Oxygen os (Global version) using oneplus updater and I got network issue and sim not detecting issue. After that I have tried
his tutorial to go back to my stock version and everything seems working fine untill today morning. My phone stoped detecting my sim card and I can't even go to sim card setting. Sim toolkit disappeared and Baseband showing unknown. Can anybody instruct me to fix this ?
Note : I don't have any backup EFS files :'(
Click to expand...
Click to collapse
I have this problem too. Have you found any way to solve the problem?
Hmm, I still didn't find any solutions bro, but I think it's better to go to a repair shop. I didn't go to any repairing shop since I am done with this crap oneplus brands. Full of bugs :'(

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