[Completed] Lenovo vibe shot z90a40. No radio after QCN update. - XDA Assist

Hi guys,
First it's going to be a long post,
You guys try to solve this. I'm ready with my device to experiment.
This is a wired situation, my Lenovo z90a40 was briked. I tried lot of roms.. via twrp, via qfill.. all flashed successfully but the same result.. tried restore backups from senior members, restore was successful but same result. Then one member told me a method by resetting the following partitions. I had a backup via twrp before this.
adb shell
dd if=/dev/zero of=/dev/block/mmcblk0p26 ------this is partition for FSG (golden copy)
dd if=/dev/zero of=/dev/block/mmcblk0p24 -------this is partition for modemst1
dd if=/dev/zero of=/dev/block/mmcblk0p25 --------this is partition for modemst2
dd if=/dev/zero of=/dev/block/mmcblk0p29 --------this is partition for modem st3
He told me to do in two steps.. but I did it all once.. my mistake.. my biggest mistake.. whatever it happened.
Then system booted no boot loop. At that time my ROM was 1625 ( Chinese). Everything went fine.. happy to see my Lenovo booted. But when I checked my IMEI it showed unknown. And I don't know my IMEI..
But Google dashboard helped me to find IMEI. Atleast one IMEI.
Then I restored a qcn file from a member (same model)
without changing anything (IMEI). Rebooted.. got IMEI. But no network. Sims detected got message centre number and internet settings in network settings.. but when I try to make call it shows turn off aeroplane mode.
Tried different roms, 116,240,363... Nothing works..
Then I tried editing qcn file. Put my IMEI (one SIM). Restored qcn (not enabling both SIM options). Got my IMEI in one SIM. But same result.. tried different roms with my IMEI same result.
*#*#4636#*#* in this test mode, under phone information, my radio was off, can't turn it on. when I press smsc my SIM customer care number and message centre number displayed.
Then I found this, I power off my device went to i USB diagnosis menu (vol down + power) I tried RF test, 2G antenna and 3g antenna both failed..
And when I try to load parameter ( I don't know for what this option is for just did) then it showed
Not found file: modemst1.
Not found file: modemst2
Not found file: fsg.
Not found file: persist.
Done.
Picture attached.
Everything else ( WiFi, Bluetooth ) working fine. System (now I'm on 363 ROM) working fine.

solved
appu1988 said:
Hi guys,
First it's going to be a long post,
You guys try to solve this. I'm ready with my device to experiment.
This is a wired situation, my Lenovo z90a40 was briked. I tried lot of roms.. via twrp, via qfill.. all flashed successfully but the same result.. tried restore backups from senior members, restore was successful but same result. Then one member told me a method by resetting the following partitions. I had a backup via twrp before this.
adb shell
dd if=/dev/zero of=/dev/block/mmcblk0p26 ------this is partition for FSG (golden copy)
dd if=/dev/zero of=/dev/block/mmcblk0p24 -------this is partition for modemst1
dd if=/dev/zero of=/dev/block/mmcblk0p25 --------this is partition for modemst2
dd if=/dev/zero of=/dev/block/mmcblk0p29 --------this is partition for modem st3
He told me to do in two steps.. but I did it all once.. my mistake.. my biggest mistake.. whatever it happened.
Then system booted no boot loop. At that time my ROM was 1625 ( Chinese). Everything went fine.. happy to see my Lenovo booted. But when I checked my IMEI it showed unknown. And I don't know my IMEI..
But Google dashboard helped me to find IMEI. Atleast one IMEI.
Then I restored a qcn file from a member (same model)
without changing anything (IMEI). Rebooted.. got IMEI. But no network. Sims detected got message centre number and internet settings in network settings.. but when I try to make call it shows turn off aeroplane mode.
Tried different roms, 116,240,363... Nothing works..
Then I tried editing qcn file. Put my IMEI (one SIM). Restored qcn (not enabling both SIM options). Got my IMEI in one SIM. But same result.. tried different roms with my IMEI same result.
*#*#4636#*#* in this test mode, under phone information, my radio was off, can't turn it on. when I press smsc my SIM customer care number and message centre number displayed.
Then I found this, I power off my device went to i USB diagnosis menu (vol down + power) I tried RF test, 2G antenna and 3g antenna both failed..
And when I try to load parameter ( I don't know for what this option is for just did) then it showed
Not found file: modemst1.
Not found file: modemst2
Not found file: fsg.
Not found file: persist.
Done.
Picture attached.
Everything else ( WiFi, Bluetooth ) working fine. System (now I'm on 363 ROM) working fine.
Click to expand...
Click to collapse
hi guys,
i sloved this issue... its was the wrong qcn file.. when i flashed the correct qcn i got my network back.. everthing working fine as of now...
for this i have to thank
Quote:
vuckovic_stefan
for his time.. special thanks to him..

Related

[Completed] [Q] PLEASE HELP IMEI null and SIM not recognized, nothing works

Hello,
My phone: GSMART Roma R2 (Rooted)
I know there are a lot of threads how to restore IMEI but none of them worked when I dial up *#06#, it shows message with two lines containing "null".
I was using MIUI rom for a while and suddenly after I rebooted phone SIM was no longer recognized (before reboot I was playing with SWAP couldn't make it work so I uninstalled BusyBox (could that cause the issue?))
I already tried:
Engineering Mode: Displays "AT command is failed to send"
Terminal Emulator: Doesn't work
MAUI 3G: Flashing new IMEI changed nothing.
MTK Droid Tool - Changing IMEI did nothing.
SN Writer: Writing new IMEI changed nothing BUT when I choosed to read IMEI it successfully displayed both IMEI in the textbox. (So it looks like the IMEI actually is registered on the phone but phone doesn't seem to use it)
Manually writing MP0B_001 to NVRAM: Nothing changed.
I have used backup in CWM recovery to stock ROM, didn't work, then I did factory reset, didn't work, flashed back the stock recovery and installed update from Gigabyte site, didn't work. So basicly now my phone has stock rom, stock recovery, factory reseted and is rooted.
Thank you very much for any answers because I just fell hopeless about fixing my phone
Hi there,
I see you already posted new thread in the right place: [Q] IMEI null and SIM not recognized, nothing works
Please wait an answer there.
Thanks, thread closed.

Problem with D2203, not recognizing a SIM card and wont connect to any wi-fi network

Its been a whole day since my phone stopped working properly. Suddenly, there was no network, neither mobile or wi-fi. I've tried every SIM card i had, still nothing, like there is no SIM card at all. When the wi-fi is turned on, it finds networks, but it wont connect to any of them. Settings -> About phone -> Baseband version - Unknown! I've done the complete reset and nothing has changed.
I am not technically minded, so if anyone can tell me what's wrong and if i can fix it in a simple way. Or should i take it to a service?
Thanks in advance!
Hello , I don't use your phn , btw
- do you have any backup EFS ( if you have do before on TWRP ) if yes flash it and all will be fine
- did you have play with your IMEI ?
- did you have deleted by any way ( adb , root's app ECT...) modemst1 & modemst2 ?
If you can provide more detail also pleas like what you have do for get that if what I have say here is not what you have do , thanks
I wait your return
An useful link ( the part with FTF file ) for flash with flash tool ( your tool Sony ) again your phn
https://forum.xda-developers.com/xp...-network-baseband-missing-imei-t2865378/page1

No SIM Card inserted Emergency calls only - Help needed pleaaase

Hi everyone !!
i have read many threads on the subjects but after having done several things in vain i decided to write here and see if you can help me..
well i was on nougat and one day after waking up i saw "emergency calls only" so --> reboot but nothing...
flashed eluga again without results (sim inside and outside)
mobile upgrade doesn't work (i think server problem)
i tried flashin several partitons like fsg modem modemst1 etc...
i don't know what to do..
Also in alcatel flasher for example i can see the IMEI (nv and tr) so i guess if i can see this, it's not so broken
P.S: maybe it has something to do with it but after i pushed reset phone during eluga process it won't turn off to reboot in recovery... and when i flash other ROMs it keeps rebooting

QCN restore and mobile networks not work. Need help please!!!

At me too after certain manipulations with phone the erase settings Modemst1 and Modemst2 , this two files deleted in my phone. I flash fastboot rom via EDL mode + add modemst1.img, modemst2.img in partition.xml + rawprogram5.xml and they flash in my phone. I've lost imei + meid + esn + baseband unknown. I flash my backup qcn file made by qpst 2.7.472, imei + meid + esn + baseband all shows well and correct, but now the phone has stopped catching mobile networks at all, just burn the gray sticks with a cross. Help me please model Mi Mix 2s M1803D5XA ! Need Solution how to raise mobile networks after recovering from the qcn file made by qpst 2.7.272 from the same phone when everything worked in this phone. Thank all who answer me!!!!
Could you solve it?

[XT1643] Moto g4 plus: Baseband changed, model name changed , no network , no fingerprint, LOST 1 sim & 1 imei 0

At first...
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AFTER SOMETIME MY PHONE SOFT BRICKED HAS STARTED AND
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FROM PHONE AND FLASH AGAIN SO WEHN I FLASH IT AGAIN I CAME TO KNOW THAT THE BASEBAND VERSION IS CHANGED FROM
"ATHENE_INDIA_DSDS_CUST" TO "DFLT_FSG" AND 1 SIM IMEI IS 0 AND ON AND 2ND SIM
IS OFF AND IMEI IS NOT SHOWING AND MY PHONE NAME IS CHANGED MOTO G4 PLUS TO MOTO G4.
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and I restored and luckily that 2nd sim start appearing
but the problem is not fixed yet baseband is still "DFLT_FSG" and
both sim IMEI is still 0. [But I am happy that both sim is Showing].
But I have a new problem that my phone started rebooting in a loop.
PLEASE HELP ME @echo92 @rajatgupta1998 @checksamir @m.swastik @HeethJain21

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