[Q] Bug on 4.1.2 - LG Optimus G (International)

Hi guys, I have an optimus g e975 running stock 4.1.2 here, and I'm waiting for the official KitKat update but have anyone of you encountered the problem that when you long hold the power button on the phone, the reboot menu does not show up? My power button works, but only to lock the phone and restarting the phone is impossible cause I can't long press the power button. Anyone else encountered this problem and anyway to solve it? This problem occurs randomly and sometimes the reboot menu shows up, sometimes it doesn't.

mrdevil75 said:
Hi guys, I have an optimus g e975 running stock 4.1.2 here, and I'm waiting for the official KitKat update but have anyone of you encountered the problem that when you long hold the power button on the phone, the reboot menu does not show up? My power button works, but only to lock the phone and restarting the phone is impossible cause I can't long press the power button. Anyone else encountered this problem and anyway to solve it? This problem occurs randomly and sometimes the reboot menu shows up, sometimes it doesn't.
Click to expand...
Click to collapse
hold the power button for 10 seconds. The phone will turn off. turn it on to see if it works or not. If not, do a factory reset. That'ss all you can do.

akahroba said:
hold the power button for 10 seconds. The phone will turn off. turn it on to see if it works or not. If not, do a factory reset. That'ss all you can do.
Click to expand...
Click to collapse
Thank you so much for this information! Worked out for me thanks again!!

Ya.... It happens wit me too...if i didn reboot mobile fa some 5 days, this issue reappears....
Sent from my LG-E975 powering Stock 4.1.2

Related

[Q] Power button respond incorrectly and it works on Recovery>Advance>Key Test

I recently got into a big problem. Here us the link for that.forum.xda-developers.com/showthread.php?p=23943339#post23943339 .Now i have CM Hboot,CM7.2 Nightly ROM on it. Now the problem is, Power button doesn't work correctly.When i long press on it to power off,it doest respond.But after few seconds,it respond and show power button menu.Also i noticed that screen wake automatically.Ah.When i insert battery to the phone, it automatically begun to power ON!Every single problem i mebtioned above,begun after that problem i mentioned.I google this power button problem and saw alot of posts.But most of they were mantioned that it is a hardware issue.But i dont think so.I never dropped the phone.It is not the point.Point is,
When i go to recovery>Advance>Key Test
and when i press power button,IT SHOW POWER BUTTON'S KEY NUMBER! I tried several times and key test show the number of power button correctly.If is it a hardware issue,it doesnt work,no.So guys,please help me.
TIA
crazykas said:
I recently got into a big problem. Here us the link for that.forum.xda-developers.com/showthread.php?p=23943339#post23943339 .Now i have CM Hboot,CM7.2 Nightly ROM on it. Now the problem is, Power button doesn't work correctly.When i long press on it to power off,it doest respond.But after few seconds,it respond and show power button menu.Also i noticed that screen wake automatically.Ah.When i insert battery to the phone, it automatically begun to power ON!Every single problem i mebtioned above,begun after that problem i mentioned.I google this power button problem and saw alot of posts.But most of they were mantioned that it is a hardware issue.But i dont think so.I never dropped the phone.It is not the point.Point is,
When i go to recovery>Advance>Key Test
and when i press power button,IT SHOW POWER BUTTON'S KEY NUMBER! I tried several times and key test show the number of power button correctly.If is it a hardware issue,it doesnt work,no.So guys,please help me.
TIA
Click to expand...
Click to collapse
Appears that it is a rom related issue...just try flashing my rom( my signature)
If it doesn't work then I have no clue
shubhamchamaria said:
Appears that it is a rom related issue...just try flashing my rom( my signature)
If it doesn't work then I have no clue
Click to expand...
Click to collapse
Thanks!I already flashed a sense rom 1hour ago.But the issue is still exists.Could this be a recovery related issue?I saw a post about same problem i have.A user mentioned that if he(OP) have CMW recovery,this is a known issue.
Is it?I PMed him but still did not get a reply.What is the next best recovery you recommend?4ext?
TIA

Brightness stopped working and black screen after wake up.

Hello.
Suddenly my phone decided to stop activating the screen after I press the power button to wake it up, but the soft keys light up and screen is working even though I am unable of seeing anything.
Also the brightness function not working as well.
Any idea how to fix it or should I send it back to LG?
PS. My phone is not rooted and running factory 4.1.2
kingdragon1 said:
Hello.
Suddenly my phone decided to stop activating the screen after I press the power button to wake it up, but the soft keys light up and screen is working even though I am unable of seeing anything.
Also the brightness function not working as well.
Any idea how to fix it or should I send it back to LG?
PS. My phone is not rooted and running factory 4.1.2
Click to expand...
Click to collapse
If it's under warranty, send it back to lg..,!!.. Best way..
Sent from my LG-E975 powering Stock 4.1.2
hasan4791 said:
If it's under warranty, send it back to lg..,!!.. Best way..
Sent from my LG-E975 powering Stock 4.1.2
Click to expand...
Click to collapse
I bought it 12 days ago but I was wondering if it has to do with some settings to avoid the fuzz...
kingdragon1 said:
Hello.
Suddenly my phone decided to stop activating the screen after I press the power button to wake it up, but the soft keys light up and screen is working even though I am unable of seeing anything.
Also the brightness function not working as well.
Any idea how to fix it or should I send it back to LG?
PS. My phone is not rooted and running factory 4.1.2
Click to expand...
Click to collapse
explain !
working screen but you cant see anything
brightness function not working on a dead / black screen?
No.
Let's take things from the start. Assuming that the phone is off when I open it the screen is fully functional. As soon as it goes into standby mode or by pressing the power button or after 30 sec or 1 min according to users settings the screen won't start again when you press the power button to wake it up.
As for the brightness setting is not working at all either I choose automatic mode or manually. I can only access the settings when I power on the phone when it is off.
I hope now it is crystal clear.
Try reformatting with new kdz
Sent from my Optimus G using Tapatalk
I send it to service for the moment as it is only 14 days old...
kingdragon1 said:
I send it to service for the moment as it is only 14 days old...
Click to expand...
Click to collapse
should have waited or my reply... we are not in same timezone. anyway its seems bsod a simple wipe or even kdz flash would confirm any hardware issue.
Thanks for the reply I will let you know as soon as I take it back....
Was the issue resolved?
Hi,
Just getting this same issue with LG Optimus G E975. Did you have any specific solution for this?
davevinci said:
Try reformatting with new kdz
Sent from my Optimus G using Tapatalk
Click to expand...
Click to collapse
It did not help me
I got the same as OP problem on my stock E971.

Power Button unresponse (stuck?)

Hello,
My HTC One M8 power button suddenly went unresponsive yesterday - Nothing happens when i click it to turn on/off the screen or even get the power menu up. Sometimes it seems to be stuck (Pressing the home button triggers the screenshot function (Power + home ))
The button itself does not seem stuck or anything and i get normal response when clicking it hardware wise.
I already tried restarting which didnt solve the problem.
I'm running stock rom, unrooted version 2.22.401.5
Any idea what might wrong?
psycop said:
Hello,
My HTC One M8 power button suddenly went unresponsive yesterday - Nothing happens when i click it to turn on/off the screen or even get the power menu up. Sometimes it seems to be stuck (Pressing the home button triggers the screenshot function (Power + home ))
The button itself does not seem stuck or anything and i get normal response when clicking it hardware wise.
I already tried restarting which didnt solve the problem.
I'm running stock rom, unrooted version 2.22.401.5
Any idea what might wrong?
Click to expand...
Click to collapse
My PC currently suffers from the same button stuck issue. All I do is power it off and keep pressing the power button something like 20 times gently and continuously. Give it a shot. Make sure the button is clean in the cut outs and do the same trick to your button. Make sure you [DONT] power off the device, as there's a chance of never booting up; just some friendly advice. :good:
Sorry to bump this, but might be helpful if anyone else gets the same problem.
I sent my HTC One M8 to repair where they replaced the power button - Everything seems fine now.

LG G3 Doesnt Restart

Have a Tmobile G3 with Stock Rom. It doesnt restart and instead stays powered off. Also I have to press and hold the power button for more than 30 seconds to have it boot up again otherwise there is no activity whatsoever. I have tried restarting both from the back of the button and through some restart apps but it refuses to restart and boot up.
Chattersking said:
Have a Tmobile G3 with Stock Rom. It doesnt restart and instead stays powered off. Also I have to press and hold the power button for more than 30 seconds to have it boot up again otherwise there is no activity whatsoever. I have tried restarting both from the back of the button and through some restart apps but it refuses to restart and boot up.
Click to expand...
Click to collapse
Have you tried taking out the battery and putting it back in to see if this fixes the problem? I have a Tmobile G3 as well and I never had this issue before. If you are still under warranty I would suggest taking it back for a replacement.

Dead

Hello
My phone every day once the state after death. where is the problem from?
Once the phone is turned off. By holding the power button and volume down ten seconds, it becomes clear.
iMohammadreza90 said:
Hello
My phone every day once the state after death. where is the problem from?
Once the phone is turned off. By holding the power button and volume down ten seconds, it becomes clear.
Click to expand...
Click to collapse
based on you description, i think i just experienced the same problem.
my device was vibrating and then i picked it up, but i found that the screen was freezing when i was trying to unlock my phone.
it just kept freezing and seemed it wont restart by itself so i had to press the volume button and the power button.
xda_shinyda said:
based on you description, i think i just experienced the same problem.
my device was vibrating and then i picked it up, but i found that the screen was freezing when i was trying to unlock my phone.
it just kept freezing and seemed it wont restart by itself so i had to press the volume button and the power button.
Click to expand...
Click to collapse
Yes, I have the same problem.
What is the solution?
iMohammadreza90 said:
Yes, I have the same problem.
What is the solution?
Click to expand...
Click to collapse
Take it back and get it fixed under warranty...
Sent from my SGP311 using XDA Labs

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