[Q] LG D802 stuck at LG logo after flash - G2 Q&A, Help & Troubleshooting

Hi!
This is my first post here (please pardon me if posted in the wrong area).
So, here's my journey thus far:
Received LG G2 (D802 32GB - unlocked international - gf bought off of amazon)
Stock ROM was the 4.2.2
I tried to update it OTA but I was getting 'phone not registered' error.
So I installed LGMobile Support Tool and the driver. In the program it would show an 'Software Upgrade is available' for a moment but then go to 'Your device has the latest software available from the LG Mobile Support Tool' message.
The LG Mobile Support Tool showed that the software version was D80210B
So using the method outlined in this thread below, I flashed the 4.4.2 ROM (KDZ Method):
http://forum.xda-developers.com/showthread.php?t=2432476
Now starts my troubles.
I first tried the 'D80210B_00.kdz' file. It installed in full, I did a hard reset (power button + volume down) and the phone is stuck on the LG logo...
I tried installing the TOT method outlined in the second half of the first post linked above to no avail (I would get a failure - though I can't remember since it was many hours ago - I've been trying for a while ).
So I tried (in questionable wisdom) the 'Europe Open D80210A_00.kdz' file. Powered the phone down, held the volume up button and connected the USB cable, installed in full, did a hard reset (power button + volume down) and the phone is stuck on the LG logo...
So now I tried booting into download mode (phone powered down completely, hold volume up button, and connect USB cable) and the phone is just stuck in the LG logo. I no longer see the blue dots.
The what I know:
- The phone does show up in my 'Ports' still. Just not showing the download mode on the screen
- LG Support Tool still recognizes it as the LGD80210B
- I can get into Hard Reset and after confirming twice, it doesn't progress any further than the LG logo
- I can press both the up and down volume buttons and get into the 'Hardware Key Control Mode'
The phone has not been rooted.
I'm currently in the process of downloading ubuntu and running it on virtualbox on my desktop to try the below.
http://forum.xda-developers.com/showthread.php?t=2582142
I'm getting pretty desperate and am in need of guidance.
What started as helping the gf out with her phone has gone south pretty quick. Sigh... I hope we're not SoL...
Any help or guidance would be most appreciated. I am pretty noob at working on phones (at least anything other than 'routine' flashing updates).

Bump for help.

I have exactly the same problem, see my recent posts. Let me know if you find anything, I have tried everything.

http://forum.xda-developers.com/lg-g2/help/lg-g2-touchscreen-problem-fix-t2954386
try this? many, maaaaany problem lg g2 - remarkered at&t d800 to d802+official update. In my contry (Russia) many people has bought on Aliexpress or Ebay LG G802 remarkered and have this problem =(

Thank you shalunawap but I do not feel comfortable opening my phone. I need a software only solution. I bought my LG G2 on ebay as well, says it is an 802, maybe it is also a fake like you say.
---------- Post added at 01:17 AM ---------- Previous post was at 01:10 AM ----------
http://forum.xda-developers.com/lg-g...m-fix-t2954386
try this? many, maaaaany problem lg g2 - remarkered at&t d800 to d802+official update. In my contry (Russia) many people has bought on Aliexpress or Ebay LG G802 remarkered and have this problem =(
Click to expand...
Click to collapse
If these phones are really D800 can we flash a D800 kdz to fix them?

Related

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] Help Needed, LG G2 stuck in boot loop!

Hi everyone, my first time on xda so please be patient.
Ive just bought a 32GB D802 from Gumtree Southampton, UK, turns out the seller bought it from Ebay and it was shipped from Hong Kong.
Was working fine but I wanted to update from 4.2.2 to 4.4.2 so I could use Chromecast screen cast with it. Was working fine with my T-mobile sim but no fota update was detected so I decided to use the LG website to update. I installed the lg driver and lg support tool. The phone was detected and update about 1.6GB was downloaded but crashed during installation. Retrying the installation got the same results.
Now the phone just boots to the LG screen and sits there with the notification light changing through different colours. I have tried some videos for pressing buttons to get it into a reset mode or download mode I just cant get anywhere.
The only things I can achieve is either a black screen with the notification light flashing red, or if I holdup on volume the blue download manager (?) flashes up and then quickly turns to a screen of text, reads like eg:
portcharge
resetnfo
portcharge
stall get_descriptor 128 6 1006 0 18
fastboot: processing commands
reset
ep1/out fail nfo=40 pg0=f908700
etc
etc
I have the original box with imei, serial number etc.
I could really use a simple step by step solution but all the ones i see involve using download manager but i dont seem to able to get that going.
Help?!
i did the same thing, and got the same result. i cant get anywhere
jaymax97 said:
i did the same thing, and got the same result. i cant get anywhere
Click to expand...
Click to collapse
Lookup the LG flashtool. Search my posts. You'll find it
tiguy99 said:
Lookup the LG flashtool. Search my posts. You'll find it
Click to expand...
Click to collapse
Hi, I cant find it in your posts, do you think it would help my situation? Thanks
@jonnyblock you can find a guide to flash back to stock and the lg flashtool in this thread's op. http://forum.xda-developers.com/showthread.php?t=2432476

[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

[Q] LG Leon 4G bricked

Hello Guys,
yor are my last hope!
I tried to root my device but there was no working way for it.
So i decided to use this guide (http://forum.xda-developers.com/android/development/root-t-mobile-lg-leon-5-1-1-lollipop-t3194145) to root my phone. I didn't know that this Telekom software is simlocked so i used another guide to unbrick it. Unfortunately it came out that the software i used at this time was the metro pcs version of the stock firmware.
Now i am looking for a working stock firmware cause every german/france software from this pages (http://lg-phone-firmware.com/index.php?id_mod=171) and (http://www.lg-phones.org/category/lg-leon) didn't worked for me.
Every time i tried the 3GCT with Emergency and the cdma with cs_emergency way.
But it always ends in a bootloop with the lg logo and the android symbol then restart and long time LG logo.
I don't understand why Telekom and Metro PCS versions worked but the others don't.
It would be great if you could explain me this.
Greetings
Sven
Hi there! I'm in the same situation. :/ Any help?
I have the same problem too. There's already topic about this, but nobody found solution yet. :/
My god! I have the same BIG problem with LG Leon LTE H340n (C50)! HELP!
Help
Hey guys, I'm a new member so I can't start my own thread so I figured I'd try this out. I bought a LG risio (Leon) off of craigslist and the dude factory reset it when I handed him the cash but now it's asking me for a e-mail or phone number that was previously used with the phone and now I can't get a hold of the guy. Is there any way to get past this situation or am I screwed?
Please don't hate on me for posting this where I did. I just don't have any other options so if someone can help me please do.
Sdh0706 said:
Hey guys, I'm a new member so I can't start my own thread so I figured I'd try this out. I bought a LG risio (Leon) off of craigslist and the dude factory reset it when I handed him the cash but now it's asking me for a e-mail or phone number that was previously used with the phone and now I can't get a hold of the guy. Is there any way to get past this situation or am I screwed?
Please don't hate on me for posting this where I did. I just don't have any other options so if someone can help me please do.
Click to expand...
Click to collapse
This method is USEFUL for your situation & unbricking lg Leon LTE
This method is for ONLY metroPCS
Don't hold me responsible if this method doesn't restore your phone or makes it worse. THERE IS NO WAY TO DOWNGRADE BACK TO ver MS34510B after using this method.
Install
LG United Mobile Driver 3.14.1
LG Flash tool 2014 (build 03/07/2014)
After flash tool installation
1. Remove the battery and put it back in.
2. Hold the Volume Up button (ONLY) while connecting to USB Cable
3. The Volume up button needs to be held until it reaches download mode
4. Open device manager and changed the LGE Mobile USB Serial port to COM 20
5. Open the Flash Tool
6. Select Type: 3GQCT
7. PhoneMode: EMERGENCY
8. KDZ : MS34510D_00.KDZ
9. Click on Normal Flash
10. Click on Clear update registry
11. Country: different country
12. Language: English
13. Click okay and wait for the LG Mobile Support tool to recognize the device. It takes a minute or two but the tool will recognize it. The software starts the extraction and re-boots at %100. You can remove USB cable, your device will boot normally, and the device is no longer stuck in a boot loop.
Files needed:
LG Drivers: https://mega.nz/#!oQV3yS6Y!D2JPtEMfHiAXB5E5jC2lfFH8ZIOVLNhEHju28JtYwfI
LG Flash Tool: https://mega.nz/#!BB8UgKCT!YAdGWfYGXGLiV5arZzeSGGivtLlW-BuiKlv_ci2Xp0Y
MS34510d kdz file: https://mega.nz/#!VNtDCb6C!wotJiiw1CfVNTlpxG3XRnsgiLNtUmzB6zj3tkraNB9s
Lg leon hard brick
I'm having issues with my LG Leon today.I tried to downgrade to v10b in my actual version v10d to Root.I actually tried that but i got problems.When It was 98% stopped and black screen.Everytime now that I restart my smartphone I don't even see the LG logo or nothing just black screen loop but when I do that connected to my computer, I can hear the sound of "recognized" and then "not recognized" and It loops every 15 seconds ~
HELP HELP HELP PLZ
ayoub lg leon said:
I'm having issues with my LG Leon today.I tried to downgrade to v10b in my actual version v10d to Root.I actually tried that but i got problems.When It was 98% stopped and black screen.Everytime now that I restart my smartphone I don't even see the LG logo or nothing just black screen loop but when I do that connected to my computer, I can hear the sound of "recognized" and then "not recognized" and It loops every 15 seconds ~
HELP HELP HELP PLZ
Click to expand...
Click to collapse
Does it have unlocked bootloader? Did you try to enter firmware upgrade mode to flash the correct kdz?
leandeganis said:
Does it have unlocked bootloader? Did you try to enter firmware upgrade mode to flash the correct kdz?
Click to expand...
Click to collapse
yes i try but i cant entre to download mode my lg leon is mt6582 cpu any fix for this probleme i think is hard brick probleme so please help me
ayoub lg leon said:
yes i try but i cant entre to download mode my lg leon is mt6582 cpu any fix for this probleme i think is hard brick probleme so please help me
Click to expand...
Click to collapse
Have you unlocked the bootloader ? Can you access at east to factory reset mode so to wipe data partition?
Lg leon hard brick
leandeganis said:
Have you unlocked the bootloader ? Can you access at east to factory reset mode so to wipe data partition?
Click to expand...
Click to collapse
i unlock bootloader :crying:
no i cant do that my phone is completly dead no download mode no fastboot no recovery any thing but when i conect it to pc it show as a mtk usb port but only 5 second and reconect so i think a scatter file to flash it with sp flash tool please help me help me
YES i unlocked the bootloader

LG G2 random bricked today

After 6 years of honorable service, LG G2 apparently died today.
The phone is stuck on LG logo and keep on reboot.
Download mode seems functioning, so i tried to use flash tool 2014 with stock .kdz image (Lollipop d30 16gb \ Italy).
Installation go on the phone (displaying COM7 and loading bar) since to 30\40%, then it suddenly lose usb recognition and the sound of plug - unplug is reproduced on loop.
Hope to has explain the issue properly. Is my phone totally dead, or there's something to try to revive it?
Gratefully thanks to anyone reply.
Added the log.txt from lg flash tool:
Im sorry if the topic had been already discussed, I tried with search but I didn't find anything for my case. Any help will really be useful...

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