Black screen when phone is standby - LG V30 Questions & Answers

My phone is lg v300s . after i update android pie. My phone have problem
When screen on . No problem but when screen off about 1 hour . my phone like automatically shut down or black screen . i can't open screen by button .
Before this problem sometime occur but now my phone usually black screen when screen off
Who have a same problem ? And have solution to fix this problem . Thanks for everyone

Tyon619 said:
My phone is lg v300s . after i update android pie. My phone have problem
When screen on . No problem but when screen off about 1 hour . my phone like automatically shut down or black screen . i can't open screen by button .
Before this problem sometime occur but now my phone usually black screen when screen off
Who have a same problem ? And have solution to fix this problem . Thanks for everyone
Click to expand...
Click to collapse
Just want to know how do you know that u have black screen the v30 has an oled screen so black screen means pixels are off
If you can send a photo of your problem bcs i sow in telegram grp that when he turn off his phone do some weird things like turning the screen then to aod then the screen turn off

Related

Help : Boot time very long !!!

Hello everyone,
I just got my Ultra yesterday, played with it and i'm pleased so far, But then i decided to reboot my phone and here come the issue, it takes forever to boot up !
The power does turn with a backlight but the screen stays black and then nothing ! Not even showing the animation !
I have to power + volume up a few times and then it might works
Also i noticed some annoying issue, when i make a call the screen just goes black ! and in whatsapp if i play a video or an audio file the screen goes black and stop playing if my fingers are near the sensor ! I'm not using any screen protector ...
Please help me , thanks
Model number
C6833
Build number
14.1.B.1.532
Yogaxl said:
Hello everyone,
I just got my Ultra yesterday, played with it and i'm pleased so far, But then i decided to reboot my phone and here come the issue, it takes forever to boot up !
The power does turn with a backlight but the screen stays black and then nothing ! Not even showing the animation !
I have to power + volume up a few times and then it might works
Also i noticed some annoying issue, when i make a call the screen just goes black ! and in whatsapp if i play a video or an audio file the screen goes black and stop playing if my fingers are near the sensor ! I'm not using any screen protector ...
Please help me , thanks
Model number
C6833
Build number
14.1.B.1.152
Click to expand...
Click to collapse
You might have the same problem, and this is the possible fix.
http://forum.xda-developers.com/showthread.php?t=2461487
nickylou88 said:
You might have the same problem, and this is the possible fix.
http://forum.xda-developers.com/showthread.php?t=2461487
Click to expand...
Click to collapse
Thank you SOOOOO much, this fixed my problem with the fake hang at boot. I remembered having disabled the optimized backlight, i don't even know what this option is supposed to do
Whatsapp audio file problem still there
Phone call black screen issue gone :laugh:

[q] problem with black screen samsung s4

Hello guys ,
i have a problem with my samsung S4 gt-i9505 when was the last update of firemwire the problem is with black screen. turning to the black screen automatically sometimes for 10 seconds or 5 (depends) and i have to hold the power button or home button together to come back to the normal one. i did the update to kitkat 4.4.4 and the last firemwire hopefully to solve the problem but still the problem is there. Any suggestions to fix this black screen?
PS: is not the death black screen. When is turn to black screen showing only the clock time on the screen .
Regards
Pizel
djpizel said:
Hello guys ,
i have a problem with my samsung S4 gt-i9505 when was the last update of firemwire the problem is with black screen. turning to the black screen automatically sometimes for 10 seconds or 5 (depends) and i have to hold the power button or home button together to come back to the normal one. i did the update to kitkat 4.4.4 and the last firemwire hopefully to solve the problem but still the problem is there. Any suggestions to fix this black screen?
PS: is not the death black screen. When is turn to black screen showing only the clock time on the screen .
Regards
Pizel
Click to expand...
Click to collapse
Seems like some people have this issue due to cases with magnets in them. Either from that or them magnetizing one of the screws on the back of the phone that makes the phone think you have the S-View type case on and closed. Another thing to try is to go to Settings > My Device > Accessory > check Automatic Unlock.

Auto screen locking Problem

I am using Lenovo Vibe C a2020a40.I am facing this problem from The very beginning ..My phone gets automatically Screen locked....While i am using or playing game it gets screenlocked automatically.After auto screenlock its shows Black screen and neither Power or volume button works that time...It happens continuesly . After some time It comes out from black screen and unlocking the pattern lock......again it gets locked .... IT MOSTLY HAPPES WHEN I AM PLAYING GAMES ... So whats the solution of this problem !? Is it because of Software !?

Screen flickering

After I turned on developer option >show surface update for a while and turned it off . But now my screen is flickering dimly .Please help me!
Hi what device you are usung Samsung or ? and did you tried to disable Hardware overlays let him for some time like that do restart and see if is gone : ) .

LCD Problem

Hi all,
i really dont know what happened to my phone. the screen turns black instantly after showing the samsung logo on the start up i tried to reflash a fresh firmware but didnt do the job. the screen is showing the download mode also but after restarting and showing the samsung logo the screen turns to black. sometimes it flickers and shows some of the screen but turns off instantly
is there any fix to this ? does my phone encountered a water damage ? i tried the water damage test on the sim tray but the sticker seems to be on its original state no water damage at all any assistance would help i hope the lcd is not broken my country is on a lockdown and service centers open at this moment. i really need the phone for my work
Thanks
you have to turn on AOD to fix this I guess because I had a similar issue with my screen so a temporary fix is to turn on AOD then press power button screen will work fine pressing the power button directly when the screen is off flickers it and the screen turns completely black after a weird yellow flash.

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