Stuck on LG screen.... - Sprint LG Optimus G

I rooted and then installed twrp with freegee, used goo to reboot to recovery and it never worked it stayed in lg screen and i cant get it to turn on or off really it just goes off then back on.

Press and hold the power button for 20 seconds and that should get your phone completely powered off without turning itself back on. From there you can use LGNPST back to stock.
Sent from my LG-LS970

BadFish79 said:
Press and hold the power button for 20 seconds and that should get your phone completely powered off without turning itself back on. From there you can use LGNPST back to stock.
Sent from my LG-LS970
Click to expand...
Click to collapse
I apologize but I will have to have more details. this is what I am working with: LGNPST_ACG_2.2.3_Lab
I assume you run the program then plug in usb when i plug the usb in it goes into the lg screen and the program above says something about missing a dongle. I know what a dongle is and I may be thinking of something different but.....

bocaccio said:
I apologize but I will have to have more details. this is what I am working with: LGNPST_ACG_2.2.3_Lab
I assume you run the program then plug in usb when i plug the usb in it goes into the lg screen and the program above says something about missing a dongle. I know what a dongle is and I may be thinking of something different but.....
Click to expand...
Click to collapse
Here are the instructions I used when this happened to me...
http://forum.xda-developers.com/showthread.php?t=2230106
Sent from my Lifeless Optimus G

PartimusPrime said:
Here are the instructions I used when this happened to me...
http://forum.xda-developers.com/showthread.php?t=2230106
Sent from my Lifeless Optimus G
Click to expand...
Click to collapse
I'm looking at the 4glte screen the tool finished at 100% but now im stuck on this screen

bocaccio said:
I'm looking at the 4glte screen the tool finished at 100% but now im stuck on this screen
Click to expand...
Click to collapse
engine95 said:
If you're stuck at the 4glte screen: To get to stock recovery - Power off phone. You need to hold power button for about 20 sec to get it to turn off. Then press and hold vol down+power - The LG logo will come on, then the capacitive lights. Immediatly let go when the capacitive lights turn on.
It takes a few seconds to work. Data wipe/Factory reset. Reboot.
Click to expand...
Click to collapse
This is what I did too lol did the factory reset in recovery and then the phone booted fine ... Thanks to @engine95!
Sent from my Lifeless Optimus G

PartimusPrime said:
This is what I did too lol
Sent from my Lifeless Optimus G
Click to expand...
Click to collapse
holy moly so looking at your stats and you have the same issues as me?? guess we had the same problems initially.

bocaccio said:
holy moly so looking at your stats and you have the same issues as me?? guess we had the same problems initially.
Click to expand...
Click to collapse
Yeah man I freaked out when it happened... But it happens too often and seems the smart guys around here have figured out how to fix things... Good for us
Sent from my Lifeless Optimus G

PartimusPrime said:
Yeah man I freaked out when it happened... But it happens too often and seems the smart guys around here have figured out how to fix things... Good for us
Sent from my Lifeless Optimus G
Click to expand...
Click to collapse
yeah its working now so maybe tomorrow i'll try and get on lifeless not now im just happy to have it running again.

Glad you got it working. Sorry I wasn't as much help, but at least its running.
Sent from my LG-LS970

Related

Fastboot

I am 99.99999% sure i know the answer to this question, but i figure ill ask anyways....
Is there a way to get into fastboot without the power button?
Recently my power button crapped out on me. I got a new replacement phone, but i wanted to pull files off my old phone...
any help would be appreciated, thanks!
EDIT:
Again, 99.99% sure i know this answer too... but is there a way to sent a power up signal via USB when the phone is off?
does your phone turn on?
if so and you have adb setup, you can use: adb reboot bootloader
Zepius said:
does your phone turn on?
if so and you have adb setup, you can use: adb reboot bootloader
Click to expand...
Click to collapse
Nope, doesnt turn on... When im plugged in via USB either to a computer or a power outlet, i get the battery charging icon, but thats it...
before it broke, the power button was working spotty... then the next morning it was not working at all
codya321 said:
Nope, doesnt turn on... When im plugged in via USB either to a computer or a power outlet, i get the battery charging icon, but thats it...
before it broke, the power button was working spotty... then the next morning it was not working at all
Click to expand...
Click to collapse
then yeah i'm pretty sure you're SOL if it doesnt turn on.
Zepius said:
then yeah i'm pretty sure you're SOL if it doesnt turn on.
Click to expand...
Click to collapse
thats what i was 99.9999% sure of... haha, bummer
you can remove the housing and short the power button contacts
codya321 said:
thats what i was 99.9999% sure of... haha, bummer
Click to expand...
Click to collapse
I have no idea if this works but worth a shot...
cohrs said:
take the battery out and plug into usb (connected to computer). put the battery back in and when you see the battery charging on the screen remove the battery again. On mine the battery image starts flickering. at that point i put the battery back in and it rebooted.
This has worked for me a few times. Once rebooted you will be able to see your device using adb and then fastboot.
i got the idea from this post but found the timing i used worked better than his random attempts while holding the x key on the nexus one.
http://forum.xda-developers.com/showthread.php?t=1524858
good luck
Click to expand...
Click to collapse
3rdstring said:
I have no idea if this works but worth a shot...
Click to expand...
Click to collapse
Yea, i have been trying that over and over with no luck, no dice though...
anyone have any other ideas? i would really like to get some data of the phone before i get rid of it...
codya321 said:
Yea, i have been trying that over and over with no luck, no dice though...
anyone have any other ideas? i would really like to get some data of the phone before i get rid of it...
Click to expand...
Click to collapse
If you're really desperate for the data, you could always open the phone up and manually trigger the button as someone above has posted. There probably is another way via hardware tools e.g. JTAG or something OMAP/flash related but I'm not aware of anything specific.
Get ROM toolbox and make a shortcut for rebooting and getting into recovery
Sent from my Galaxy Nexus using Tapatalk 2
ac3theone said:
Get ROM toolbox and make a shortcut for rebooting and getting into recovery
Sent from my Galaxy Nexus using Tapatalk 2
Click to expand...
Click to collapse
??
The OP said he can't turn his phone on...

Think I bricked my phone...

As soon as I put the battery in my phone, it till vibrate, and vibrate, and vibrate, and vibrate, and keep doing this non stop with a black screen. i haven't even been able to get into download mode, as soon as i put my battery in it just start booting immediately.
what can i do? no idea where this came from ;(
Let it sit for an hour on the charge and don't touch it and them come back tell me what happen bye
Sent from my SGH-T989 using xda app-developers app
don728871 said:
Let it sit for an hour on the charge and don't touch it and them come back tell me what happen bye
Sent from my SGH-T989 using xda app-developers app
Click to expand...
Click to collapse
Samsung logo came up, then for 2 seconds the AOKP boot animation came up, and now it just keeps doing what it was doing in the first place. black screen, vibrate every few seconds.
Can u go to cwm recovery
Sent from my SGH-T989 using xda app-developers app
---------- Post added at 05:02 AM ---------- Previous post was at 05:02 AM ----------
Take out the battery and than put it back in hold volume up and down and see if u can go to the cwm
Sent from my SGH-T989 using xda app-developers app
darkness122 said:
As soon as I put the battery in my phone, it till vibrate, and vibrate, and vibrate, and vibrate, and keep doing this non stop with a black screen. i haven't even been able to get into download mode, as soon as i put my battery in it just start booting immediately.
what can i do? no idea where this came from ;(
Click to expand...
Click to collapse
I had this happen to me too. I thought it was a software problem as well but its the power button. What I did was Odin back to stock and unrooted it. Went to T-Mobile since problem was still happening and they ordered me a new s2 and yeah
don728871 said:
Can u go to cwm recovery
Sent from my SGH-T989 using xda app-developers app
Click to expand...
Click to collapse
cant man i hold down the vol up down and power button, its like im not even holding them down, it just keeps vibrating, pause, vibrate, pause, vibrate, pause.
Calz- said:
I had this happen to me too. I thought it was a software problem as well but its the power button. What I did was Odin back to stock and unrooted it. Went to T-Mobile since problem was still happening and they ordered me a new s2 and yeah
Click to expand...
Click to collapse
i cant even get into download mode tho, the second i put the battery in my phone it just starts trying to boot
darkness122 said:
i cant even get into download mode tho, the second i put the battery in my phone it just starts trying to boot
Click to expand...
Click to collapse
Try to beat it, its frustrating. You have to be quick. I was doing that fast. Once you go into cwm recovery use the bottom buttons of our phone to navigate thru it.
Calz- said:
Try to beat it, its frustrating. You have to be quick. I was doing that fast. Once you go into cwm recovery use the bottom buttons of our phone to navigate thru it.
Click to expand...
Click to collapse
i made in to the warning screen, but then it restarts and does the vibrate, pause, vibrate pause, with a black sceen
fuuuark even in download mode, i press the vol up key to get into into it fast as hell, but it goes black and restarts and does the vibrate pause vibrate pause..
darkness122 said:
i made in to the warning screen, but then it restarts and does the vibrate, pause, vibrate pause, with a black sceen
fuuuark even in download mode, i press the vol up key to get into into it fast as hell, but it goes black and restarts and does the vibrate pause vibrate pause..
Click to expand...
Click to collapse
Dam I would try to push and hold down the power button while doing all that. You know to counter it. Idk I'm just guessing now. Sorry I couldn't help much.
Sent from my SAMSUNG-SGH-T989
Calz- said:
Dam I would try to push and hold down the power button while doing all that. You know to counter it. Idk I'm just guessing now. Sorry I couldn't help much.
Sent from my SAMSUNG-SGH-T989
Click to expand...
Click to collapse
its fine man, i think im royally ****ed. not sure what to do at this point. luckily i like literally backed up my apps/texts the night before this stuff happened.
i REALLY hope the boot screen animation doesn't pop up when i bring it into t-Mobile, im afraid they wouldn't replace my phone in that case.
Get a jig stick it in the phone, then insert the battery... Should get you in download mode.
Sent from my SGH-I897 using Tapatalk 2
spagman72 said:
Get a jig stick it in the phone, then insert the battery... Should get you in download mode.
Sent from my SGH-I897 using Tapatalk 2
Click to expand...
Click to collapse
where do i get a jig from?
try this it will boot your phone into recovery automatically as long as your computer recognizes your phone. just open up the application bat file on computer within 2-3 secs it boots you straight to recovery. good luck.
Dude it sounds like your power button could be stuck the way your making it sound
darkness122 said:
where do i get a jig from?
Click to expand...
Click to collapse
Look on eBay you can get them for pocket change there
Sent from my GT-I9100 using xda premium
casonswag said:
Dude it sounds like your power button could be stuck the way your making it sound
Click to expand...
Click to collapse
i think this must be it... cus i managed to get it to boot, and everything loaded fine. but as soon as it got past the boot animation, the toggle that has power off, screenshot, etc (the thing that pops up when you hold the power button on) comes up immediatly.
how can i fix this bs?
Either you have a defective button or you need to clean it because it might be getting stuck for some apparent reason .
ok so i for sure have a stuck power button... im gonna go to t-Mobile tomorrow to try to get this sorted out.
thing is, im on the latest AOKP nightly, are they gonna **** me over on my insurance policy (the like 3-4 bucks you pay a month to tmobile) cus I rooted my phone?
darkness122 said:
ok so i for sure have a stuck power button... im gonna go to t-Mobile tomorrow to try to get this sorted out.
thing is, im on the latest AOKP nightly, are they gonna **** me over on my insurance policy (the like 3-4 bucks you pay a month to tmobile) cus I rooted my phone?
Click to expand...
Click to collapse
Mostly likely yes if the tmobile knows its not stock. They could say it was your fault by saying you put a defective rom on your phone that's not factory. They try to get out of s**t all the time. But you could get lucky. But if I were you I would restore it to factory before I took it to the store. Just to be on the safe side.

[Q] Help, possible soft brick?

I powered off my phone this morning and left it in a hot car for about 6 1/2 hours, and when I tried to turn it back on, no dice. The LG logo comes up for a split second and thats it. I can tell the screen is still on, it's just black. No luck booting into recovery. It is rooted, and I honestly don't know what recovery I installed, probably twrp. Any advice before I take it to best buy or sprint?
jkelly0o0 said:
I powered off my phone this morning and left it in a hot car for about 6 1/2 hours, and when I tried to turn it back on, no dice. The LG logo comes up for a split second and thats it. I can tell the screen is still on, it's just black. No luck booting into recovery. It is rooted, and I honestly don't know what recovery I installed, probably twrp. Any advice before I take it to best buy or sprint?
Click to expand...
Click to collapse
Are you sure it's turning off? Press and hold the power button for 20+sec. Then see if it'll boot, or recovery
Sent from my LG-LS970 using xda premium
engine95 said:
Are you sure it's turning off? Press and hold the power button for 20+sec. Then see if it'll boot, or recovery
Sent from my LG-LS970 using xda premium
Click to expand...
Click to collapse
Fixed using teeny bin/LGNPST after doing some research. I love the internet, I'm not smart enough to figure this stuff out on my own.

Phone Not Booting - LG E988

Guys I am in serious trouble. While restoring EFS. After reboot My phone not booting up, I tried to hard reset but no luck, I tried to put into download mode but it is not booting. Just dead black screen.
Any one have an idea how to fix or put into download mode or reboot.
To put it in download mode, hold both volume buttons for like 5 seconds. Then plug it in as you are holding them. Don't release the buttons for a min... Or until the "Download Mode" screen appears. Hope this helps
Sent from my LG-E980 using xda app-developers app
Nigglenuts said:
To put it in download mode, hold both volume buttons for like 5 seconds. Then plug it in as you are holding them. Don't release the buttons for a min... Or until the "Download Mode" screen appears. Hope this helps
Sent from my LG-E980 using xda app-developers app
Click to expand...
Click to collapse
Thanks for reply. I have done what you told me above but no luck, no display, it look like phone it not getting power to ON or something like that.
Mr.Armaani said:
Thanks for reply. I have done what you told me above but no luck, no display, it look like phone it not getting power to ON or something like that.
Click to expand...
Click to collapse
If you can't get into download mode then you are hard bricked and the only way of solving the problem is probably JTAG. Are you sure the battery is charged??? If you charge your phone does the screen turn on???
jhb019 said:
If you can't get into download mode then you are hard bricked and the only way of solving the problem is probably JTAG. Are you sure the battery is charged??? If you charge your phone does the screen turn on???
Click to expand...
Click to collapse
Yes it was JTAG issue, solved it by visit local mobile repair shop. thanks for reply.
How to J tag the Phone - Lg G pro E988 ?

Screen always on

Alright, so here's the deal:
After much searching, and a few new grey hairs, I've arrived at the point where I feel a new thread is justified. Recently, after a SlimKat flash, my screen lost the ability to turn off, and stay off. Typically, invoking a lock screen and having the appropriate timeouts set will allow the screen to sleep, but my phone is no longer behaving this way.
When I lock the screen, or the screen locks based on settings, instead of it staying off until I press the power button, it continually comes back on, displays the lockscreen, then turns off...then back on again...repeat ad-nauseam.
Please help before I launch this SOB off of a bridge.
full wipe and reflash the rom. If that doesnt work flash back to stock to make sure you didnt bug up the hardware
mrevankyle said:
full wipe and reflash the rom. If that doesnt work flash back to stock to make sure you didnt bug up the hardware
Click to expand...
Click to collapse
I've done 4 full wipes + ROMs.
Looks like I'll be going back to stock. I'll update when/if this resolves.
LandoAWD said:
I've done 4 full wipes + ROMs.
Looks like I'll be going back to stock. I'll update when/if this resolves.
Click to expand...
Click to collapse
If going back to fully stock don't fix it then it's most likely a stuck power button. I've read about a few of them sicking in, and causing problems...
Sent from my SGH-I317 using Tapatalk
Bajanman said:
If going back to fully stock don't fix it then it's most likely a stuck power button. I've read about a few of them sicking in, and causing problems...
Sent from my SGH-I317 using Tapatalk
Click to expand...
Click to collapse
The power button appears to function on/off as it should. Midway through stock ROMing. Looking around, trying to remember the fix for download mode not recognizing volume rockers. Soon...
LandoAWD said:
The power button appears to function on/off as it should. Midway through stock ROMing. Looking around, trying to remember the fix for download mode not recognizing volume rockers. Soon...
Click to expand...
Click to collapse
Ok are you saying that you're vol buttons are wonky?? Not working o orur intermittent??
Try this or one of the other reboot apps to help you enter download mode...
https://play.google.com/store/apps/details?id=com.siriusapplications.quickboot
Sent from my SGH-I317 using Tapatalk
Bajanman said:
Ok are you saying that you're vol buttons are wonky?? Not working o orur intermittent??
Try this or one of the other reboot apps to help you enter download mode...
https://play.google.com/store/apps/details?id=com.siriusapplications.quickboot
Sent from my SGH-I317 using Tapatalk
Click to expand...
Click to collapse
They are only inactive on the screen requiring a press to enter download mode. I've had it happen before on an older Galaxy.
I'm using this method. http://forum.xda-developers.com/showthread.php?t=2275844
Once done, I'm going to verify lockscreen operation, then probably flash away once again. This was an odd issue, to be sure. Never seen anything quite like it over numerous phones/roms/years.
Somewhat of an issue...can't boot to Download to get root; can't run rebooter app without root to get to download mode. LOL
Plugging away, but lockscreen appears to work with OEM ROM.
LandoAWD said:
Somewhat of an issue...can't boot to Download to get root; can't run rebooter app without root to get to download mode. LOL
Plugging away, but lockscreen appears to work with OEM ROM.
Click to expand...
Click to collapse
You can also try this method HERE... it'll put you back to fully stock firmware...
http://forum.xda-developers.com/showthread.php?p=40966346
Sent from my SAMSUNG-SGH-I317 using Tapatalk
Appreciated, and a bit ahead of ya. Just let Kies do its thang while I went out for lunch. Back to messing with the device for a few.
I think the lock is back to normal.
Edit: Nope. Hardware is all that's left at this point.
LandoAWD said:
Appreciated, and a bit ahead of ya. Just let Kies do its thang while I went out for lunch. Back to messing with the device for a few.
I think the lock is back to normal.
Edit: Nope. Hardware is all that's left at this point.
Click to expand...
Click to collapse
Aaaawh ok got it... Yeah well at least ya tried everything to fix it...
Good luck with the hardware issue.
Sent from my SAMSUNG-SGH-I317 using Tapatalk
Thanks for the help, BTW. Shame it isn't closer to my contract renewal on the hardware front.

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