LG OPTIMUS L5 Random Reboots - Optimus L3, L5, L7 Q&A, Help & Troubleshooting

Hi guys
I faced random reboots after unlocked bootloader.
Now i'm downloading stock firmware for my LG OPTIMUS L5
I'm using a program to download stock fw I inserted IMEI and Phone Model.
My only question:
After i flash stock fw, is everything fix? or i'll face random reboots yet?
Thanks for answers and sorry for my bad english

R: LG OPTIMUS L5 Random Reboots
Chuck95 said:
Hi guys
I faced random reboots after unlocked bootloader.
Now i'm downloading stock firmware for my LG OPTIMUS L5
I'm using a program to download stock fw I inserted IMEI and Phone Model.
My only question:
After i flash stock fw, is everything fix? or i'll face random reboots yet?
Thanks for answers and sorry for my bad english
Click to expand...
Click to collapse
Flashing stock ROM will lock The bootloader, it's Like when you power it on The first time
Sent from my LG-P700 using xda app-developers app

Related

[Q] LG Optimus L5 E610 reboots bootloader

Hi guys. Last night I tried to unlock my E610 bootloader, flashing recovery and eventually flashing with new ROm, but after I followed the steps for unlocking - I got a problem. My phone restarts after every Multimedia scanning. Although I can get to Recovery menu. I can put custom ROM in my SD Card and eventually flash it by Recovery menu, but would it fix rebooting the phone? And if it is - how to do that.
Please, I need your help!
p.s. I didn't make stock bootloader backup
PharrellVP said:
Hi guys. Last night I tried to unlock my E610 bootloader, flashing recovery and eventually flashing with new ROm, but after I followed the steps for unlocking - I got a problem. My phone restarts after every Multimedia scanning. Although I can get to Recovery menu. I can put custom ROM in my SD Card and eventually flash it by Recovery menu, but would it fix rebooting the phone? And if it is - how to do that.
Please, I need your help!
p.s. I didn't make stock bootloader backup
Click to expand...
Click to collapse
re-install CWM from here
then reflash your custom rom!
you should solve reboot problem, by the way this problem is very discussed in this forums!
michelone123 said:
re-install CWM from here
then reflash your custom rom!
you should solve reboot problem, by the way this problem is very discussed in this forums!
Click to expand...
Click to collapse
I hope to reflash recovery for a couple of minutes. Thanks anyway. I'll post if it works.
I tried to flash it again, but it doesn't worked. It still reboots. What should I do now?
R: [Q] LG Optimus L5 E610 reboots bootloader
Maybe you just installed a wrong versione, ensure your device model si correct and try again, e610, e612 ha ve different files 4 ex
Sent from my LG-E610 using xda app-developers app
Me too.
Hi guys, yesterday I have instaled the CM10 in the my lg e612f, now he just reboot after 3-5 minutes, I follow this tutorial: http://forum.xda-developers.com/showthread.php?t=2186161, someone can help me?
Sorry for my english , I know the rules, I unknow the english.
froeder32 said:
Hi guys, yesterday I have instaled the CM10 in the my lg e612f, now he just reboot after 3-5 minutes, I follow this tutorial: http://forum.xda-developers.com/showthread.php?t=2186161, someone can help me?
Sorry for my english , I know the rules, I unknow the english.
Click to expand...
Click to collapse
Did you used the e612 unlock method? It should work... else i will add another unlock method for e612.
Sent from my LG-E610 using xda premium
dev-DaT said:
Did you used the e612 unlock method? It should work... else i will add another unlock method for e612.
Sent from my LG-E610 using xda premium
Click to expand...
Click to collapse
Yes, i'm used the e612 unlock method, what i can make ?
maybe you really miss something...guides are perfectly and clearly written...go to development section and read some specific thread, you'll find any answer!!
froeder32 said:
Yes, i'm used the e612 unlock method, what i can make ?
Click to expand...
Click to collapse
I added another bootloader for the e612 & e615 and removed the old one. You can unlock bootloader
With the same method as the e610.
Sent from my LG-E610 using xda premium
Problem solved. Thank you all
PharrellVP said:
Problem solved. Thank you all
Click to expand...
Click to collapse
Can you please explain how you solved it?
I have a e612f with the same problem.
I did the same commands but with other bootloaders and recovery. I think it is previous version of the bootloader. I can send you, if you want. Also now I have a backup of stock bootloader, if someone need it.
Tonight I can put the in here, if you want.
PharrellVP said:
I did the same commands but with other bootloaders and recovery. I think it is previous version of the bootloader. I can send you, if you want. Also now I have a backup of stock bootloader, if someone need it.
Tonight I can put the in here, if you want.
Click to expand...
Click to collapse
you unlock a e612f? with wich bootloader?
No, I unlocked E610.
i did the unlock with the file for the 612 but it keep restarting
my LG is the e612g..
any help? for unlock the L5 e612g?
My problem looks like this:I have installed custom ROM on my LG L5 i think its mod of stock 20c (not sure) it work very gd,it has OC kernel on 1Ghz and its very fast and smooth.Battery life is better then the stock.In settings/about phone it says JB 4.1.2.What happend:I tried to install chainfire 3D and suddenly i lost Super User permisions and my phone restarted it self.After 2 hrs of war i managed to get into download mode n usin KDZ i flashed stock firmware or i tought it was a stock ICS.Well its not.It stayed on JB 4.1.2 and i cant get into recovery.Tried to root it but no luck.I cant use Titanium Backup to make few backups and to try to flash it again.Any help from here?Readin the posts on this topic it looks similar to my problem i cant get into recovery,cant root my phone.... -.-
Does anybody know how can I backup my stock bootloader? I want to unlock my bootloader, but since I keep seeing problems with random rebooting afterwards, I would like to do some preparations in case something goes wrong... Also, I read tons of explanations how to solve that problem, but I'm still not sure if I'd be able to do it...

Lg p700 no imei

Hello i've got this problem and i don't know what to do, after installing the lattest rom from cyanogen i get no signal, no imei...please help my with my problem.
I've tried to install the stock rom with kdz but no luck because the phone is not found.
Sorry for my bad english.
You have to flash the correct baseband. For this ROM, download the V20 baseband and your problem will be fixed.
Sent from my LG-P700 using xda app-developers app
For cm10 v10 and for example cm 10.2 v20
Each ROM from 4.2 to 4.4 have to be used with a V20 baseband, and V10 for 4.1 ROMS !
Sent from my LG-P700 using xda app-developers app
LG P700 Lost IMEI
Hello!
I would like to ask for help. I flashing my LG P700, and afterwards you do not see the IMEI number, will not occur in the network, you can not make phone calls with your device! If you can help me to restore the original IMEI number in order to use the device.
falshing this first: cm-10-20131006-nightly-p700.zip then this: aokp_p700_kitkat_unofficial_2014-02-17.zip and then again with it, because it did not work well the other: cm-10-20131006-nightly-p700.zip and has not operates on the GSM part, IMEI no. How do I move the topic? Pls. help, how flashing correct baseband. Thanks for your response!

Downgrade L7

Hi guys, I have a lg optimus l7 v20e 4.1.2 unrooted. Can I downgrade my lg optimus l7 to a v10 rom and how. I would like to use KDZ. But I don't know if it is secure enough, and if I was to use KDZ, would it install root and CWM with the rom at the same time?
Matty310301 said:
Hi guys, I have a lg optimus l7 v20e 4.1.2 unrooted. Can I downgrade my lg optimus l7 to a v10 rom and how. I would like to use KDZ. But I don't know if it is secure enough, and if I was to use KDZ, would it install root and CWM with the rom at the same time?
Click to expand...
Click to collapse
yes you can you it,,i have used it more than times to say it works really,,u just have to need kdz updated ,the kdz file (rom) and the required drivers check this link for more info http://forum.xda-developers.com/showthread.php?t=2486512
What if?
What if It crashes or freezes am I stuffed? Or get stuck on boot loop?
if ur that afraid then dont go for it
ERRORS
ArjunrambZ said:
if ur that afraid then dont go for it
Click to expand...
Click to collapse
I did it and It just came up with errors
Matty310301 said:
I did it and It just came up with errors
Click to expand...
Click to collapse
really ,post the error log ,lets check it

Lg g2 stuck on firmware update

When I boot the phone it goes right to firmware update screen. It won't show up as any comports anymore. Please tell me there is a fix?
jbabio said:
When I boot the phone it goes right to firmware update screen. It won't show up as any comports anymore. Please tell me there is a fix?
Click to expand...
Click to collapse
Do you have a custom recovery installed?
Sent from my LS980 running PA 4.4.4 KitKat using Tapatalk???
same problem
I have the same problem. my lg g2 Verizon version got bricked flashing cloudy rom. I have TWRP

[SOLVED] Some experienced people, please, HELP

After a few days of struggle, I can't even remember which methods I tried with no luck...
Here's the thing:
1) Stuck at 2% flashing KDZ with flash tool ( can't go back to stock )
2) Entering download mode but cdc serial failed ( I think that's the reason I can't flash KDZ through flash tool )
3) Entering TWRP bumped recovery ( v2.8.6.3. ), but don't work adb sideload/push ( adb devices shows nothing )
4) I'm currently on CLOUDY 3.3 and it runs fine, tried to flash other roms, works fine
Right now, I can't describe how I got stuck in this situation ( with all the methods I tried, all drivers changed )...
Can someone help with this situation?
You cant flash KDZ if you on Cloudy 3.3 or AOSP 5.1.1 (don't know why, don't ask)
I had 2% happen to me too.....probably cant find COM port
Try flashing JB bootloader then a KK rom, then try KDZ
Mashed_Potatoes said:
You cant flash KDZ if you on Cloudy 3.3 or AOSP 5.1.1 (don't know why, don't ask)
I had 2% happen to me too.....probably cant find COM port
Try flashing JB bootloader then a KK rom, then try KDZ
Click to expand...
Click to collapse
Done that, ended in bootloop, still can't flash KDZ...
bpetrucic said:
Done that, ended in bootloop, still can't flash KDZ...
Click to expand...
Click to collapse
2% error mostly is due to different rom version.
Install LG drivers again and check.
Change PC/Laptop.
Use TOT method.
Sent from My LG G Flex LG-F340K Stock KitKat V20D on LTE Network using XDA Free Mobile app
Murshad007 said:
2% error mostly is due to different rom version.
Install LG drivers again and check.
Change PC/Laptop.
Use TOT method.
Sent from My LG G Flex LG-F340K Stock KitKat V20D on LTE Network using XDA Free Mobile app
Click to expand...
Click to collapse
Also fails with TOT method
bpetrucic said:
Done that, ended in bootloop, still can't flash KDZ...
Click to expand...
Click to collapse
I had bootloop too but was able to flash KDZ
Enter TWRP using power + vol combo
Shut down phone through TWRP option
Volume up + plug in USB
It should be able to flash KDZ now
bpetrucic said:
Also fails with TOT method
Click to expand...
Click to collapse
What's the error? Without providing details. You ain't getting any help?
Sent from My LG G Flex LG-F340K Stock KitKat V20D on LTE Network using XDA Free Mobile app
flash a stock zip lolipop then you can go back using kdz. same happened to me when i was on optimus g3 coudlnt flash kdz till i flashed a stock rom zip
Murshad007 said:
What's the error? Without providing details. You ain't getting any help?
Sent from My LG G Flex LG-F340K Stock KitKat V20D on LTE Network using XDA Free Mobile app
Click to expand...
Click to collapse
At last, managed TOT method, KDZ now flashing without problems... Don't really know what was the problem, but now is fixed :angel:
Thank you guys for help :highfive:
bpetrucic said:
At last, managed TOT method, KDZ now flashing without problems... Don't really know what was the problem, but now is fixed :angel:
Thank you guys for help :highfive:
Click to expand...
Click to collapse
Press the thanx button on my post. That's the real way to thanx.
Sent from My LG G Flex LG-F340K Stock KitKat V20D on LTE Network using XDA Free Mobile app

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