LG P700 stuck in a boot loop help!!! - Optimus L3, L5, L7 Q&A, Help & Troubleshooting

Hi everyone
please accept for my poor English straight away and that i am noob
i bought LG p700 from the ebay saying that it is stuck in a boot loop mode so i thought it will be an easy fix which is not at all,
what i found out that it has a clockwordMod Recovery v6.0.3.2 i am not really sure if it helps or not ,
i red i couple topic's how to go back to the stock Rom but it doesn't work for me the the KDZ doesn't found the phone, even thought when i connect it to the computer the windows 7 automatically installed the drivers of the phone,
also i tried to install from my sdcard cm-10-20131006-NIGHTLY-p700 but it didnt work , everything goes fine but in the end it steal stucks in the boot loop,
so is there anyone could help me with is phone i will appreciate it a lot , also i prepared to install a stock Rom because i am a bit an old fashion i got
KDZ_FW_UPD_EN and V20D_00.kdz but as i said when i tried to install it, it didn't go true because i got a message where it says that the phone was not found
many thanks
gugutm

gugutm1 said:
Hi everyone
please accept for my poor English straight away and that i am noob
i bought LG p700 from the ebay saying that it is stuck in a boot loop mode so i thought it will be an easy fix which is not at all,
what i found out that it has a clockwordMod Recovery v6.0.3.2 i am not really sure if it helps or not ,
i red i couple topic's how to go back to the stock Rom but it doesn't work for me the the KDZ doesn't found the phone, even thought when i connect it to the computer the windows 7 automatically installed the drivers of the phone,
also i tried to install from my sdcard cm-10-20131006-NIGHTLY-p700 but it didnt work , everything goes fine but in the end it steal stucks in the boot loop,
so is there anyone could help me with is phone i will appreciate it a lot , also i prepared to install a stock Rom because i am a bit an old fashion i got
KDZ_FW_UPD_EN and V20D_00.kdz but as i said when i tried to install it, it didn't go true because i got a message where it says that the phone was not found
many thanks
gugutm
Click to expand...
Click to collapse
Install LG PC Suite, the LG Mobile Support Tool and the LG L7 USB driver. Then try again. Make sure your phone is set on 3GQCT and EMERGENCY on KDZ.

Before you install a ROM, you're recommended to wipe data.
Bootloops can occurs in many ways, if you can logcat your problem, maybe we can help you.

F4uzan said:
Before you install a ROM, you're recommended to wipe data.
Bootloops can occurs in many ways, if you can logcat your problem, maybe we can help you.
Click to expand...
Click to collapse
hi there im stuck in lg logo i had 4.4.2 but i had some problems with my gps so i decided to go back on v20d i used kdz emergency 3gqct battery out phone in emergency mode and im stuck in lg logo please can someone help me and sorry if my english is bad im from croatia.

Related

[Q] I brick my L7 Help needed

Hey, really i need Yours help, I have a big problem with l7.
Phone is switched on only in emergency, or if i just turn the phone hangs on the LG logo.
I tried to fire up fastboot but jumps secure booting error.
CM10 previously installed according to the instructions in some forum, but did not work the mobile phone network, so I wanted to reinstall the factory soft by KDZ.
Unfortunately, the first attempt was unsuccessful, and now when trying to install any version of the system (V10K, V10a), the phone is detected at the begining, and installs soft, but after this, phone is restarting and freezes on LG logo, and the computer tries to install the driver for "MTP USB Devices" Unfortunately, the driver is not installed and the installation is not coming to an end.
I tried to install the phone in a mode other than CDMA and EMERGENCY, but there is an error in the system "model II msg not found" and the installation ends with the same result.
Mention that several times before installing the factory soft and there were no problems. Perhaps it is a matter of something that I installed on the phone with the CM10 (unlocking bootloader?)
After the installation process in KDZ upgrade error message pops up wparam: 100 lparam: 6
I will be very grateful for any help.
I'm sorry for my english if something is dificult to understand. Then i'll explane everything You need.
solved problem
When the L7 stuck on the LG logo, restart the process, run the file Flash_Bootloader.bat then Flash_Recovery.bat, then Reboot2Recovery.bat. When you get into Recovery Mode, do the restore files that you have done this before, or reinstall CM10 ..... that's all you need to do and your L7 will work again. I hope I helped .... Regards:fingers-crossed::fingers-crossed::fingers-crossed:
I think its communication problem when you flashing through KDZ. Try changing modem port of the phone wich is free and reflash it!
R: [Q] I brick my L7 Help needed
I had this problem too, just flash homero' s V10K and when it finishes DONT disconnect The phone from The PC,when phone is booting fire up terminal on your PC and write adb reboot recovery, Then when you are in CWM wipe data,cache, dalvik and reboot!
Sent from my LG-P700 using xda app-developers app
Hi all,
i have the same Problem, i install the V10K.kdz file
but the L7 freeze at the boot logo... i have no Idea...
i Flash also with this file---> homero' s V10K - the same effect freeze on the Boot logo
hope u can help me
:good: :good: :good:
DuckDagobert007 said:
Hi all,
i have the same Problem, i install the V10K.kdz file
but the L7 freeze at the boot logo... i have no Idea...
i Flash also with this file---> homero' s V10K - the same effect freeze on the Boot logo
hope u can help me
:good: :good: :good:
Click to expand...
Click to collapse
Just follow what I described in the post before yours,and your phone will boot
Hi,
thanks for your Comment :good::good:
I try it 100, but it doesnt work
i dont know, my the Problem is, can u make ah tutorial with Pic ??
or when u are German, can u send me ah PN ??
Greets
Yeah,I'll make a tutorial
Just posted the Thread in Android Development !

Can't unbrick Optimus l5

Hello, I ran into a problematic brick on my L5...nothing seems to work to unbrick it.
I followed the guides step by step using the KDZ updater and the appropriate firmware for my country, but it doesn't work.
How I bricked it:
I had CM10 installed and perfectly running for a month, so today I decided to attempt an overclock to speed the device up a bit.
So, I downloaded and installed the modded kernel, flashed it using CWM and rebooted the device. After that, the device just keep booting up, showing the LG logo and then a black screen.
Now, after trying to flash the old firmware after going into download mode it just stops on the LG logo with the flare (sun ray effect) spinning around the logo all the time...It's been like that for almost 30 minutes now. I attempted re-flashing it 3 times but nothing seems to work.
What do I do?
Thank you in advance.
It's bootloop. When I had L5 I had the same problem after flashing bricked phone via KDZ.
Do hard reset with key combination. It worked for me. Phone will boot up few minutes.
LeoFalto said:
Hello, I ran into a problematic brick on my L5...nothing seems to work to unbrick it.
I followed the guides step by step using the KDZ updater and the appropriate firmware for my country, but it doesn't work.
How I bricked it:
I had CM10 installed and perfectly running for a month, so today I decided to attempt an overclock to speed the device up a bit.
So, I downloaded and installed the modded kernel, flashed it using CWM and rebooted the device. After that, the device just keep booting up, showing the LG logo and then a black screen.
Now, after trying to flash the old firmware after going into download mode it just stops on the LG logo with the flare (sun ray effect) spinning around the logo all the time...It's been like that for almost 30 minutes now. I attempted re-flashing it 3 times but nothing seems to work.
What do I do?
Thank you in advance.
Click to expand...
Click to collapse
I was forced to do a hard reset...that sucks but it had to be done.
Thank you.
I have a worst brick, I was rebooting when my phone frozen at the shuting down page, so I took out the batterie, then when I tried to turn on .... nothing, not even lg logo, nor buttons lights, ... nothing, I can't even activate download mode to reflash it!!! what can I do???, does anyone had same problem before
please help me I'm really starting to freack
aeoros said:
I have a worst brick, I was rebooting when my phone frozen at the shuting down page, so I took out the batterie, then when I tried to turn on .... nothing, not even lg logo, nor buttons lights, ... nothing, I can't even activate download mode to reflash it!!! what can I do???, does anyone had same problem before
please help me I'm really starting to freack
Click to expand...
Click to collapse
i had the same problem with my l7 ... problem was solved in an authorized gsm service with jtag method...
but i will try to help u with this... Your phone is seen in device manager as unknown or lge android platform or adb ... ? if so, try with adb sdk tools...
nastase.alex said:
i had the same problem with my l7 ... problem was solved in an authorized gsm service with jtag method...
but i will try to help u with this... Your phone is seen in device manager as unknown or lge android platform or adb ... ? if so, try with adb sdk tools...
Click to expand...
Click to collapse
nop, it's like the device is dead,
Have you tried it:
Hold together volumn (-) + home button, then turn the power on
sorry for the delay, The phone was dead so I send it to the warranty and they send it to LG and then returned working so I just had to reroot it and update it again
so there is no solution to this brick???
aeoros said:
sorry for the delay, The phone was dead so I send it to the warranty and they send it to LG and then returned working so I just had to reroot it and update it again
Click to expand...
Click to collapse
Quote:
Originally Posted by breakercris
I've tried everything.
The phone simply doesn't connect.
USB\VID_05C6&PID_9008&REV_0000
This is what I get when I connect the phone by USB.
I just cant get into emergency, DIAG or emergency CS
KDZ the phone connects and then I get a message afterwards PHONE NOT FOUND.
everytime I install the drivers by LG support tool, it keeps giving me the option to install the driver, like I havent done it a hundred times over.
I think there should be a driver somewhere that can be installed but the only people that have this driver are LG tech's. So they can bill you after
send the phone in cause you rooted it. So the one billion dollar question is witch hero will find a way to unbrick this device. We only need a way
to get a driver to install and we are home free. Or maybe the only other option is throwing the phone for sale on internet for spare parts
HELP PLEASE HELP find a way to unbrick this phone. Believe me I flashed and bricked alot of different phones and there was a way out but in
with this phone it seems impossible!!
And there is no mode to put it in in because te volume buttons don't do crap, the home button also, the only time that the phone does show up is when windows tells me it has an unknown device that I for the love of god can't find a driver for. I tried SDK, the LG drivers, but no dice
Did you try emergency mode? (volume up + volume down + power button)
If not, see if you can enter it and then flashing your stock firmware with Software update [KDZ] 1.0.4.4 (KDZ-Flasher).

[Q] lge400 bricked need help im a newbie

hi, im new here and i need help i've got a problem on my lg optimus l3. I think my phone was bricked. i can no longer access recovery mode but i still can go to emergency mode. then i tried to use kdz and it try to bring it back to the old l3 which is ginger bread.. oh by the way im using cm9 and sdmerge that time when suddenly my phone restarted and open then restart again.. non stop restarting.. so i decided to format it.. but when i reformat it my memory became 15mb only..
thats the time i tried to use kdz.. but when i used kdz to flash the old firmware im getting an error.. that was the time i can no longer acess my recovery mode. and also when im in emergency mode my pc is not recognizing my phone.. ive redownload and reinstall all the drivers but still no luck..
now i cant open my phone.. it always stuck in lg logo and go to white screen and back to lg logo again..
please someone help me..:crying::crying:
LGE400Addict said:
hi, im new here and i need help i've got a problem on my lg optimus l3. I think my phone was bricked. i can no longer access recovery mode but i still can go to emergency mode. then i tried to use kdz and it try to bring it back to the old l3 which is ginger bread.. oh by the way im using cm9 and sdmerge that time when suddenly my phone restarted and open then restart again.. non stop restarting.. so i decided to format it.. but when i reformat it my memory became 15mb only..
thats the time i tried to use kdz.. but when i used kdz to flash the old firmware im getting an error.. that was the time i can no longer acess my recovery mode. and also when im in emergency mode my pc is not recognizing my phone.. ive redownload and reinstall all the drivers but still no luck..
now i cant open my phone.. it always stuck in lg logo and go to white screen and back to lg logo again..
please someone help me..:crying::crying:
Click to expand...
Click to collapse
does your phone come-up with blank (black but backlit) screen ?
if it does then you will be able to use kdz updater in attached link LG-RDTT_1.0.5.4 (needs included windows enabler for this version)
use THIS GUIDE to flash just skip the hosts file editing steps
and let us know
LG-RDTT_1.0.5.4
IGGYVIP said:
does your phone come-up with blank (black but backlit) screen ?
if it does then you will be able to use kdz updater in attached link LG-RDTT_1.0.5.4 (needs included windows enabler for this version)
use THIS GUIDE to flash just skip the hosts file editing steps
and let us know
dl.xda-developers.com/attachdl/8c343b1d694e531790a4bedc4a0d3dc3/530e4e21/2/5/9/9/9/3/9/LG-RDTT_1.0.5.4.zip
Click to expand...
Click to collapse
ok i will try thanks.. i will let you know immediately. where can i get that LG-RDTT something?
sorry for the bad english
LGE400Addict said:
ok i will try thanks.. i will let you know immediately. where can i get that LG-RDTT something?
sorry for the bad english
Click to expand...
Click to collapse
my computer doesnt recognizing my phone when in emergency mode..
i dont know what to do in the files ive downloaded.. i followed all the instruction..
can you give me pictures or videos...
my phone is not booting and its going white screen and back to lg logo again..
when i try to use VOLUME - plus home and POwer button.. its stuck in lg logo..
when i connect it in pc in that situation the computer reconize my phone but with some failed installing deivce..
i know im doing something wrong but i cant figure it out.. coz im not an expert..
im losing hope that i can bring back my long time lge400 friend..

[Q] Bricked my LG G2 need help

Hello XDA-Community
Today i accidently briked my G2 (D802 KitKat 4.4.2). I was flashing it because i wanted to unroot it but during the process an error showed up and my phone was dead.
So i tried to fix it with this method http://forum.xda-developers.com/showthread.php?p=48765620#post48765620 but it didn't worked as planned.
Now i have an G2 which is stuck in a bootloop and i can't even reach the recovery or the download mode and i don't have any custom recovery installed.
Anyone who can help me with this get's an 10€/$ PSC. I can't give more because i dont have any money left (16 years old).
Big thanks to everyone who can help me with this
PS: Sorry for my bad english i'm not a native speaker
While you wait for an answer make sure your phone is kept charged.
Have you tried LG flashtool and your stock ROM?
make sure it's off, hold the VOLUME UP button while plugging it into your computer, and that should get it into download mode.
Next try using the TOT method (google it) and voila!
Yeah the problem is that i can't even reach the download mode and my computer doesn't recognize my phone it's just an qshub device. ;(
I had the same issue bricking my lg g2 and i was stuck with the logo and nothing more not even download mode,recovery etc...
The way i got it to stock was i installed the lg g2 drivers and from there on just flashed it with flashtools kdz and got it workking again i think this shoould help you out just plug your phone and install the drivers and use flashtools
Install this driver then report me back or cap screen device manager to me.I will help you for fee.
https://www.dropbox.com/s/a69s06mkpzao01m/qhsusb_bulk_DRIVER_G2.zip?dl=0

Bricked LG Optimus 3 (e400) (Probably)

Hello everyone! A guy from the forum told me to ask here for better advice. A few days ago i found my old lg e400 on a drawer and i was curious about its condition. I boot it up and everything is fine, exept for the fact that as soon as i entered my pin, the phone shut down due to low battery. Then, when i reboot, it somehow stuck on the lg logo (it does not even go to the flashing one) and thats it. It is not rooted, nor has cwm recovery installed or usb-debugging enabled. All i can do is see the lg logo, or boot into emergency mode. I tried recovery via lg support tool, but i get errors when it comes to writing data to device. kdz updater brings extract file error too. Please, help me. I want to fix it because it was a gift from my late girlfriend. Thank you in advance.
Never mind guys! After a lot of canibalizing with guides i found online, the phone finally works! If anyone from the moderators can delete this thread, beacause now its kind of non-functional. Thank you!

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