[Q] Bricked LG G3 (Stuck on logo) - G3 Q&A, Help & Troubleshooting

I Cannot recall doing anything wrong with my LG i woke up one morning and it was black screened with a small headline in tiny font at the top saying 'fastboot mode enabled' from then on I tried restarting it and trying all the hardware methods of factory restoring it however it does not respond to these requests? I am fully aware that all hardware on the phone is working it just wont respond and displays the LG logo screen for a long period of time until it then black screens as displays what i explained i found it like above? I have researched and not found any methods of restoring my LG G3 that work. for example one method requires you to hold the volume up button whilst plugging a USB into the bottom of the phone, this is meant to display the firmware screen however mine just displays the logo. Does anyone have any advice on what i should do to reset my phones software if the hardware resets are not responding?
Many Thanks

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[Q] Need Help in Laymen's Terms...Tilt 2 Stuck on Red, Green, Blue, and White Screen.

I have a HTC Tilt 2... I have been having a ton of problems with this phone but when it really freaks out, I usually take the battery out, let it sit a few days and then it starts working again. My phone started doing some funny things today so I restarted it as usual, it freezes and I remove the battery. When I turned it back on I got a red, green, blue and white screen with text:
RHOD300 32M MI-BC
SPL-0.87.0000
MicroP(LED) 0x0A
MicroP(KEY) 0x04
TURBO HW/TURBO SW
TP MFG DATA
498, 526 792,855
795,211 214,211
223,845 Calibrated
This has never happened before.
This RGB&W screen used to say serial when it first happend a few hours ago but then I installed ActiveSync and plugged it into PC, now says USB.
ActiveSync won't recognize my device, it does appear in My Computer.
I tried following directions in another forum to turn the device off then hold the pickup/hangup/power button at the same time...a different screen appeared than the forum directed, a gray screen with "Trigger Ramdump Mode"...then I couldn't do anything.
I can restart it back into the tri-color screen...
I need help in laymen's terms. I've never tried to change anything about the phone's operating system, I've never done an update or anything, I do not have the Tilt2 CD.
Right now I have my SIM card and my SanDisk card removed, I was afraid it could get erased when I tried the pickup/hangup/power button trick.
PLEASE SOMEONE HELP!!!!!!!!!
This screen is called the bootloader. Its used by technicians (or more advanced users) to load the OS or "ROM" onto the phone. It may be stuck in bootloader because some of the OS files are damaged or missing, and the OS is not booting up. Or possibly even a hardware failure.
Pulling the battery may/may not be the culprit. I've read someone on here mention that pulling the battery can corrupt files on the phone. If the phone is lagging, frozen, then pulling the battery is not the correct way to restart the phone. The correct method of restarting the phone by soft reset is done by sticking the stylus into the small red hole/button on the side of the phone, while the batter cover is off:
http://www.hardreset.eu/htc_touch_pro_2_rhodium_hard_reset_soft_reset_en.html
Pulling the battery is only a method of last resort, as the soft reset button will work in almost all cases.
Hard reset by holding TALK, END and POWER is probably not going to work. It requires the OS to be working, and you are not even getting to the point that the OS is booting.
Its supposed to say "USB" when the phone is connected to your PC via the USB cable. If I remember properly, it will say "Serial" in bootloader for a second when you plug the phone to USB, and switch to saying "USB" after that. USB is a form of serial connection, after all (USB = Universal Serial Bus). As long as it says "USB", you are in somewhat good shape, since it SHOULD allow you to try the following.
Try downloading the latest ROM from HTC. This is actually a newer version than the ROM that was originally on your phone, but still "official" ATT software. And by most accounts, better than the old ROM. Since its official software, installing this will not endanger any warranty you may still have on the phone.
Its the first file on the following page ("ROM Update"):
http://www.htc.com/us/support/tilt-2-att/downloads/
With your phone connected to your PC by USB, run the .exe ROM update file and follow the instructions that come up on your PC screen. It should work. Try it and let us know.
Bear in mind, you will lose any personal data you have on the phone (contacts, texts, emails, etc). But you've probably already lost those.
Its possible there is some other way out of it, I certainly don't know all the tricks. But in searching around this site, being stuck in bootloader seems to require flashing a new ROM to get out of it. And it seems that you are prepared to lose your personal data, based on the fact that you were already trying to hard reset (the TALK, END, and POWER button process) which also dumps all your data. And flashing the official ROM is really pretty easy to accomplish. Just a pain that you have to re-setup the phone again, since it will basically be returned to factory condition (but in this case, a slightly newer version of the OS).
The SAME thing happened to My HTC Tilt 2 an Hour ago (1/13/2010 4:46pm)
The same exact thing occurred to my HTC Tilt 2 today. It is stuck on the red green, blue and white screen with the same yellow 'config' type message . The white bottom strip has the black letters "serial" typed in.
My problem also, is that the phone stays "on" until i pull the battery out. The moment i place the battery back in the phone, the keys stay lit up instantly and the screen is black. When pressing the power button, then i get the same red, green, blue and white screen.
Ive tried holding the talk/end/power buttons all at the same time, it doesnt make a difference. So i cant get to the step where you press the "volume up" key so to initiate the master reset.
Ihad no idea the HTC Tilt2 would just fry like this. I had no additional apps that were unusual to the norm, i even had more free space than used on the set. its not like the phone was over loaded.
Hmmmmm.... help!!!
Re-read above about "soft-reset" and you might want to try reflash your phone.
Sent from my MSM using Tapatalk
RicoATT said:
The same exact thing occurred to my HTC Tilt 2 today. It is stuck on the red green, blue and white screen with the same yellow 'config' type message . The white bottom strip has the black letters "serial" typed in.
My problem also, is that the phone stays "on" until i pull the battery out. The moment i place the battery back in the phone, the keys stay lit up instantly and the screen is black. When pressing the power button, then i get the same red, green, blue and white screen.
Ive tried holding the talk/end/power buttons all at the same time, it doesnt make a difference. So i cant get to the step where you press the "volume up" key so to initiate the master reset.
Ihad no idea the HTC Tilt2 would just fry like this. I had no additional apps that were unusual to the norm, i even had more free space than used on the set. its not like the phone was over loaded.
Hmmmmm.... help!!!
Click to expand...
Click to collapse
Read my post above. Your OS is missing or damaged, and you need to reflash (re-install) it.
Master reset re-loads the OS from the ROM area of your memory. The ROM is damaged, so their is nothing to reload. That's why its stuck in bootloader (tri-color screen).
redpoint73 said:
Read my post above. Your OS is missing or damaged, and you need to reflash (re-install) it.
Master reset re-loads the OS from the ROM area of your memory. The ROM is damaged, so their is nothing to reload. That's why its stuck in bootloader (tri-color screen).
Click to expand...
Click to collapse
_______________________________________________________
Today, i stuck the battery in the phone (Tilt2) pressed the hard reset keys. THIS time it allowed the volume-UP key to finally kick in the reset to default cycle. I got the phone working again and have restored my last backup So, I havent lost anything.
The only problem now i am noticing is the light on the keyboard never goes off. Even when I power the phone down, "the keyboard stays lit".. I am having to remove the battery just to keep it from draining when the phone is not in use.hmmm. is there a regEdit key I can modify that may turn off the keys? id rather have no light at all over no battery juice. If i can edit the key to turn off the backlight on the keyboard permanantly , this will be a temp fix for me until i get a new phone.
as anyone ever experienced this?
RicoATT said:
_______________________________________________________
Today, i stuck the battery in the phone (Tilt2) pressed the hard reset keys. THIS time it allowed the volume-UP key to finally kick in the reset to default cycle. I got the phone working again and have restored my last backup So, I havent lost anything.
The only problem now i am noticing is the light on the keyboard never goes off. Even when I power the phone down, "the keyboard stays lit".. I am having to remove the battery just to keep it from draining when the phone is not in use.hmmm. is there a regEdit key I can modify that may turn off the keys? id rather have no light at all over no battery juice. If i can edit the key to turn off the backlight on the keyboard permanantly , this will be a temp fix for me until i get a new phone.
as anyone ever experienced this?
Click to expand...
Click to collapse
_______________________________________________________
Well, today 1/18/2011: the above issue seem to have vanished altogether. Very good. I did nothing but what i was resolved to do until I buy a new phone (take the battery out so to completely power down the phone and lights).
Today, my ole third hand decided to work like normal! Yay!. All of a sudden it rebooted, and now the keyboard backlight turns off when the keypad is closed and you can see it light up when extended. and most importantly: the back lighty for the keypad goes "off" when the phone is powerd down. go figure this one.
I am glad its working like normal now, but i know its time to get a new phone. These are just symptoms of the "big-crash" soon to come. I am backing up every day.
For now, very very glad my phone is back to "normal"

[q] help please!

So I rooted my Lg G2 just fine, I've done jailbreaks and such in the past and consider myself tech savvy. However after trying to install a custom ROM on my phone, I got these white lines to where I couldn't see my screen. I found a fix for it and tried to conquer that myself as well. As I proceeded to flash a jdi kernel onto my G2 to get rid of the white lines and lack of display, I got an error and put myself into a boot problem. When I turn my phone on, I get a secure booting error everytime and my screen goes black. I have tried countless times to use the hard reset feature but I cannot get the it to come up with pressing with volume down and power buttons. I can't get into download mode either. My screen goes black within seconds and just sits there. SOMEONE PLEASE HELP IN ANY WAY POSSIBLE.
Please.
I really need any sort of help or direction. I've tried everything I can think of.
How did you try to go into download mode?
Sent from my LG-LS980 using XDA Premium 4 mobile app
RodJeremy said:
So I rooted my Lg G2 just fine, I've done jailbreaks and such in the past and consider myself tech savvy. However after trying to install a custom ROM on my phone, I got these white lines to where I couldn't see my screen. I found a fix for it and tried to conquer that myself as well. As I proceeded to flash a jdi kernel onto my G2 to get rid of the white lines and lack of display, I got an error and put myself into a boot problem. When I turn my phone on, I get a secure booting error everytime and my screen goes black. I have tried countless times to use the hard reset feature but I cannot get the it to come up with pressing with volume down and power buttons. I can't get into download mode either. My screen goes black within seconds and just sits there. SOMEONE PLEASE HELP IN ANY WAY POSSIBLE.
Click to expand...
Click to collapse
Greetings, here's what I did, I booted my phone into download mode by pressing and holding the volume up button, and quickly plugging the usb cable into my phone(make sure it's connected to the computer), wait until the device is charged at 100%(you will know it's fully charged when you see something like this "B100", turn off your phone and hold the power button and volume down button at the same time until you see the LG Logo, once you've seen the LG Logo, QUICKLY press and hold the power button and the volume down button at the same time adain, and you should boot into recovery mode.[emoji4]
If you made a backup of your previous Rom, you can now restore it.[emoji106]
Sent from my G3tized LS980 using Tapatalk

[Q] Display and touch screen major issues following lollipop update.

Problems with my Samsung Galaxy Tab S 8.4 SM-T705:
1st: October 2014
2 weeks after buying, my tablet's battery drained overnight from 45% to zero. Next morning, I turned my tab on after charging to find out that the Tab starts but without any Samsung GAlaxy Tab S logo or Samsung Logo and the Screen has turned green, rendering it difficult to read in auto brightness mode or low brightness mode.
I restarted the device 2-3times and the device started working normally. This was my 1st device restart. I never used to power off the device before.
In 1st 6months, this greenish display problem n logo problem occured 2-3times, and i ignored it, because, it used to get resolved by itself with restart and I had no service centre in and around 50km to my work place.
2nd: January 2014
My device all of a sudden stopped working.. actually hanged.. I managed to turn it off but failed to restart it.
Later I realised that the device has restarted, but the screen was not responding when the screen blinked for a moment with the opening of book cover.. and the back cover of device was warm..
Googling taught me the way to access recovery screen n I opened recovery mode with "power+vol down+home key" and pressing vol down in recovery screen to restart tab.. again the tab started working fine..
3rd: Lollipop update: May 2015
I did Lollipop update. The device was smooth to operate at first. But gradually, i noticed that unlocking the tab failed to light up the display everytime, just the soft keys lighted up. But one day, the device freezed with no response from touch screen. I was unable to switch off the device also.. I had to drain the battery by playing music using S voice to turn the device off. "power+vol down+home key" too was not working.
On googling, I learned to reset device with "power+vol up+vol down" keys pressed together. finally the device restarted, but the device used to hang occassionally.
Googling let me know that i need to factory reset device upon firmware update for normal functioning, which i didn't do after update. so, I backed up my device, uninstalled many apps to make the device run a bit smooth and did a factory reset.. Resetting didn't improve the situation much, but now, the device display failed to light up on a regular basis on unlocking most of the time..
Now the situation is that, the device turns on, finger print scanner works, all apps n everything working, but display remains black, and touch screen is not responding.. using sidesync, everything on Tab can be accessed via laptop.
Tricks tried:
1) Factory reset
2) power+ vol up+vol down
3) power+ vol up+home key
4) power+ vol down + home key
5) Power off using sidesync and then restart
Results: All failure. Everything works but the display never lights up normally..
Plzz help....:crying::crying:
Bump. I'm starting to have similar problems with my SM-T800 running 5.0.2. I open the cover and the device fails to turn on. I press the power button and the screen stays black but the notification bar turns on. I can shake the crap out of the device and the screen stays black but I can see the notification bar flicker. Driving me batty.
If i had any problems like you guys, I would just return it to the place i bought it, for a refund or replacement or even a repair, post it to the service centre if it`s too far to travel too.
You problems sound like battery and or loose connector inside your tablet, it happens frequently on Samsung tablet for the connectors to come loose, if the tablet is dropped or twisted, no outside damage might be seen.
John.

screen stays dark with boot sound

dear community
my neighbour gave me his Z1 compact because it did not work anymore.
It was stuck on loginscreen, when i touched the unlock button it vibrated, but nothing else happened.
I could however download all his photos on my Win7PC by just plugging it on USB
but it kept staying unresponsive, no way to get beyond lockscreen
So I used SonyMobileFlasher and unlocked the bootloader without any issues - no errors.
Then I flashed a new firmware obtained through XperiFirm without errors
Now, when I boot, I can hear the boot-melody (??)
but the screen stays dark.
I can connect the phone via flash mode and fastboot mode
I can switch it off by pressing volUp+Power (three vibrates)
from Off i press power, it plays the melody, but the screen stays dark
Is it a hardware damage?
Is there anything I can do for the phone?
thx for ur input
magusberlin said:
dear community
my neighbour gave me his Z1 compact because it did not work anymore.
It was stuck on loginscreen, when i touched the unlock button it vibrated, but nothing else happened.
I could however download all his photos on my Win7PC by just plugging it on USB
but it kept staying unresponsive, no way to get beyond lockscreen
So I used SonyMobileFlasher and unlocked the bootloader without any issues - no errors.
Then I flashed a new firmware obtained through XperiFirm without errors
Now, when I boot, I can hear the boot-melody (??)
but the screen stays dark.
I can connect the phone via flash mode and fastboot mode
I can switch it off by pressing volUp+Power (three vibrates)
from Off i press power, it plays the melody, but the screen stays dark
Is it a hardware damage?
Is there anything I can do for the phone?
thx for ur input
Click to expand...
Click to collapse
Seems like busted display to me. Flash recovery and see if touch screen works in recovery. If not, definitely hw.
thx for ur reply, i flashed TWRP- several trys, now I can see the TWRP lock screen, but when I swipe to log in it vibrates, soon after the screen scrambles away, vertical lines just fade and then crash-off.
seems very much like the screen is defect? not worth replacing, seems like a whole huzzle to replace that screen
pitty, one more device to trash.
i am seriously looking into fairphone2, would be nice to replace the screen so easy.
magusberlin said:
thx for ur reply, i flashed TWRP- several trys, now I can see the TWRP lock screen, but when I swipe to log in it vibrates, soon after the screen scrambles away, vertical lines just fade and then crash-off.
seems very much like the screen is defect? not worth replacing, seems like a whole huzzle to replace that screen
pitty, one more device to trash.
i am seriously looking into fairphone2, would be nice to replace the screen so easy.
Click to expand...
Click to collapse
Maybe not extremely easy, but there are guides in the forum here for screen replacement, if your feel up to it.

Lg G3 screen stuck on boot screen

Very strange problem. I have a LG G3 D855 for 1 and a half years now(rooted)
My phone was at a very low percentage, and I heared it go out. Happens to everybody, nothing strange so far.
I connected it to the charger and I turned it on, i heared the startup noise, but nothing happened. No pincode screen or unlock screen. Stuck at LG life is good screen. I actually was able to take a screenshot, i heared that sound when pressing power and volume down key. I know it is just right away from the main screen, but why is my screen freezing at startup logo? Tried to hard reset and clear all data, then I get a secure confirmation (verify) error. then my led starts to flash red and blue. Battery taking out and still no success.
How to fix this? Also screen is recognizing touch at the startup screen (when it fades away i click on it and it turns brighter)
EDIT: I blindly went into whatsapp and i am able to type and answer calls blindly wtf. Now I got a blue screen, everything is operational, the screen is blue now
Phone is functional, the screen is stuck on boot (life is good screen or blue screen)
How to fix?
Lol, the day after I hit my phone on the screen and restarted it and it worked again! I really dont know how it works again, but lmao! Also my secure boot sector is not working, that problem has nothing too do with this fixed one.

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