[Q] Screen Flickering - Galaxy S III Q&A, Help & Troubleshooting

I have two problems in my Samsung Galaxy S3
1- When I open the lock there is a transition of black lines on the screen. The moment I open the lock few black lines appear on the screen for a second. It blinks and then it is back to normal. But when I switch off the power saving mode it doesn't. This problem just starred to appear as there was no such problem before.
2- My battery drains on idle. I charge my phone and within 3 hours it seems to go down to 87 % without any use. The cell standby is what is eating the battery. It takes about 70% of power in cell stand by. I have read on many forums about the it but i don't want to flash my phone to solve that problem.
Please help me to solve my problems.

One backup data and factory reset .
Two check for updates via KIES .
Three Wifi settings turn off always on .
Fails then as you don't want to flash the next step is a service centre .
jje

skhan33 said:
I have two problems in my Samsung Galaxy S3
1- When I open the lock there is a transition of black lines on the screen. The moment I open the lock few black lines appear on the screen for a second. It blinks and then it is back to normal. But when I switch off the power saving mode it doesn't. This problem just starred to appear as there was no such problem before.
2- My battery drains on idle. I charge my phone and within 3 hours it seems to go down to 87 % without any use. The cell standby is what is eating the battery. It takes about 70% of power in cell stand by. I have read on many forums about the it but i don't want to flash my phone to solve that problem.
Please help me to solve my problems.
Click to expand...
Click to collapse
Are you sure this is not the ripple bug? Is it a dark wallpaper? If so turn off the ripple.

JJEgan said:
One backup data and factory reset .
Two check for updates via KIES .
Three Wifi settings turn off always on .
Fails then as you don't want to flash the next step is a service centre .
jje
Click to expand...
Click to collapse
I tried them all doesnt work

Kangburra said:
Are you sure this is not the ripple bug? Is it a dark wallpaper? If so turn off the ripple.
Click to expand...
Click to collapse
I don't think it is a ripple bug and I have tried all wallpapers it appears in all of them whether it is a dark one or plain white

skhan33 said:
I don't think it is a ripple bug and I have tried all wallpapers it appears in all of them whether it is a dark one or plain white
Click to expand...
Click to collapse
but have you turned the ripple effect off to be sure?

skhan33 said:
I tried them all doesnt work
Click to expand...
Click to collapse
Fails then as you don't want to flash the next step is a service centre
jje

Kangburra said:
but have you turned the ripple effect off to be sure?
Click to expand...
Click to collapse
Yess I did it still appears

skhan33 said:
I have two problems in my Samsung Galaxy S3
1- When I open the lock there is a transition of black lines on the screen. The moment I open the lock few black lines appear on the screen for a second. It blinks and then it is back to normal. But when I switch off the power saving mode it doesn't. This problem just starred to appear as there was no such problem before.
2- My battery drains on idle. I charge my phone and within 3 hours it seems to go down to 87 % without any use. The cell standby is what is eating the battery. It takes about 70% of power in cell stand by. I have read on many forums about the it but i don't want to flash my phone to solve that problem.
Please help me to solve my problems.
Click to expand...
Click to collapse
Just about to write a new thread about this problem. I have the exactly same screen problem you are having. I notice the problem since 2nd week I bought the phone. Try factory reset, flash new firmware (from original firmware which I forgot the version > latest stock LH1 > leaked LI8 > LIB), re-flash LI8 once and of course with a full wipe every time I flash. But the same thing happens again. This is so annoying since I found the problem. Try a lot (ripple off, force GPU on, change wallpaper, screen mode, screen tone and everything about screen) still no solution yet.Have to visit Samsung Centre I guess
I think maybe others have this problem too just they didn't notice it. Try turn on power save mode (it doesn't matter you tick the options inside or not, I have try them all), locked or turn off your screen then turn it on. Stare still on the screen to see if you have the black line.

ctingwei said:
Just about to write a new thread about this problem. I have the exactly same screen problem you are having. I notice the problem since 2nd week I bought the phone. Try factory reset, flash new firmware (from original firmware which I forgot the version > latest stock LH1 > leaked LI8 > LIB), re-flash LI8 once and of course with a full wipe every time I flash. But the same thing happens again. This is so annoying since I found the problem. Try a lot (ripple off, force GPU on, change wallpaper, screen mode, screen tone and everything about screen) still no solution yet.Have to visit Samsung Centre I guess
I think maybe others have this problem too just they didn't notice it. Try turn on power save mode (it doesn't matter you tick the options inside or not, I have try them all), locked or turn off your screen then turn it on. Stare still on the screen to see if you have the black line.
Click to expand...
Click to collapse
I feel the same that I have to walk in to a samsung service centre. I don't understand how such big phones have these errors and I always have bad luck in terms of mobile phone. I always get a faulty piece or something with some problem or other.
I tried power saving mode and there is no blinking as I have mentioned above but why does it blink on power saving mode ??? My friend too have same phone but he doesn't have an such problem.

skhan33 said:
I feel the same that I have to walk in to a samsung service centre. I don't understand how such big phones have these errors and I always have bad luck in terms of mobile phone. I always get a faulty piece or something with some problem or other.
I tried power saving mode and there is no blinking as I have mentioned above but why does it blink on power saving mode ??? My friend too have same phone but he doesn't have an such problem.
Click to expand...
Click to collapse
Guess like we have no other choice but head to Samsung service centre

ctingwei said:
Guess like we have no other choice but head to Samsung service centre
Click to expand...
Click to collapse
Well finally I've found a thread that describes the same bug I'm having.
I confirm this bug. When power saver mode is ON, there's a flickering when you unlock the screen, black lines appear for a second and then disapper, like a screen refresh or something... but this problem is not there when power saver mode is OFF. Weird.. but I just turned it off. Have you guys found another solution?

GasparIPerez said:
Well finally I've found a thread that describes the same bug I'm having.
I confirm this bug. When power saver mode is ON, there's a flickering when you unlock the screen, black lines appear for a second and then disapper, like a screen refresh or something... but this problem is not there when power saver mode is OFF. Weird.. but I just turned it off. Have you guys found another solution?
Click to expand...
Click to collapse
Turning off the power saving mode is the only solution by now. And I also found the same problem happened when I use camera. It's quite hard to notice because it happens just right after you click the camera icon before the screen changes.
Sent from my GT-I9300 using Tapatalk 2

This could be a fix
Hi guys
Do you have whatsapp installed?
I had the phone for 5 days now and it ran perfectly for about 3 days.
I used the screen sticker that came with the phone for a while because i didn't have
a screen protector(still not). Then i started installing stuff and whatsapp was installed
then i noticed crappy black horizontal line flicker the screen. Today I had a friend over
and the phone when mad, it booted but then stopped responding, now here's the part where
the black flicker gets fixed. I restored the phone to its default settings and the black was gone
installed whatsapp and droidwall and the flicker came again, it's uninstalled now and the phone
works fine.
Turning off power saving mode didn't work for me, this did

Related

[Q] Low battery - touch screen not respond

Hello guys, I just noticed strange bug/behaviour. If my battery is around 10%, touch screen is not respondig as it should (also touch buttons). I have to tap like 10 times on some tile to open it and then tap another 10 times on back button or home button to jump of from app. As soon as I connected the charger, phone is behave normal, like new
Does somebody else notice the same behaviour or its just me?
P.S. Tried to reboot phone twice. Battery saver was off.
p1ceus said:
Hello guys, I just noticed strange bug/behaviour. If my battery is around 10%, touch screen is not respondig as it should (also touch buttons). I have to tap like 10 times on some tile to open it and then tap another 10 times on back button or home button to jump of from app. As soon as I connected the charger, phone is behave normal, like new
Does somebody else notice the same behaviour or its just me?
P.S. Tried to reboot phone twice. Battery saver was off.
Click to expand...
Click to collapse
Can you check under settings -> applications -> Background tasks?
It more looks like plenty of apps are trying to sync up or use the resources. I might be wrong, but this did happen to me even at about 55% battery. But not as bad as 10 taps. I just felt the app launching was a lil slower than normal when I had ample background tasks.
Didn't know about "Background tasks", thanks
Currently I have only "HTC Hub" there. I will go and check this setting next time when I occur this problem.
But anyway, shouldn't reboot kill all background apps?
p1ceus said:
Didn't know about "Background tasks", thanks
Currently I have only "HTC Hub" there. I will go and check this setting next time when I occur this problem.
But anyway, shouldn't reboot kill all background apps?
Click to expand...
Click to collapse
Reboot surely will kill all background apps. But these background apps are different to other OS. They are those that will 'start on boot'. So after reboot just in few seconds, they will get to their business as usual.
I love this 'background' task feature! No other OS does it so efficiently as Windows.
The good thing is if you check that place often, you will know what apps are 'going to run'. It doesn't mean they are running all the time. It tends to indicate the capability of them to run.
So as you said you just have HTC Hub, which is same on mine. However, when you to go 'advanced' option on that same page, you will see a list of greyed out apps that are going to run in background and you can't kill them. Reason being these apps need to be told about not running in background by entering them individually.
See if that greyed out list has some huge apps. I downloaded this gMaps thing from market and although I just looked for maps once (a day ago) since then, it's been running. It's because it kept on looking for my GPS co-ordinates. Now that dint freeze my phone (1.5 Ghz, I know!) but it drained battery quicker. Changing attributes within the app, removed it from greyed list and happy days!
In a nutshell, very intelligent task management. You can choose what can run and can't run while your screen is off! + you get benefit of battery saver option if you use that so you can choose who can connect to 3g network and who can't while you are not looking at your screen!
PS: whole point of that long post was : Most likely it's not a background task that's hogging your processor, but it's worth looking under advanced and you might know what app was it.
Hey, that was a long post Thanks for clarifying. I just checked Advanced tab and there are only HTC hub and some Media something (I have it in Czech so don't know the exact name in english)
Anyway I will keep my eye on that menu and in case of any issue I will check it and we will see
OK guys, here is the update. It's still happening :/ Everytime battery drops under 10% phone cannot be almost used. I have to tap everything 10 times to get it done. Checking background task was not helpfull, only HTC Hub is running (even if I kill it its the same).
So...I don't know...maybe its a bug (some power-saving feature thats is not configured properly?). I was used to behaviour when my mobile works even with no battery left like fully charged. No change in behaviour...
p1ceus said:
OK guys, here is the update. It's still happening :/ Everytime battery drops under 10% phone cannot be almost used. I have to tap everything 10 times to get it done. Checking background task was not helpfull, only HTC Hub is running (even if I kill it its the same).
So...I don't know...maybe its a bug (some power-saving feature thats is not configured properly?). I was used to behaviour when my mobile works even with no battery left like fully charged. No change in behaviour...
Click to expand...
Click to collapse
As a last resort - try a hard reset. I've got many issues fixed that way.
However, can I ask how closer to the release did you get this phone? Here in the UK there seems to be two separate batches dispatched. One which was at the release - which is buggy batch. I got my new phone sorted from someone I knew at the store and so far not a single problem from the earlier handset is seen. Battery is drastically better too (it was better on earlier one already, but this is very pleasing!)
Try hard reset, if that doesn't solve it, I would recommend to swap it if you can.
Hello everyone,
I am facing the exact same issue on my HTC Titan - when battery is low (battery saver turns on), touchscreen becomes unresponsive. This is very annoying since it usually happens when i get an incoming call and i cannot answer it.
Did anybody try hard-resetting the phone in order to solve this issue?
Thanks for the answers!
Regards
Hello there... I have the same problems too. I don't try to do hard rest for my titan. It is very annoying for me. Also some time my touchscreen becomes unresponsive even the battery charging is more than 50%...
Yeah, I get this issue too, it makes the phone unusable until you get to a charger. I find that it comes in stages, it sometimes is really bad then works for a few seconds, then stops again.
I have checked all my background tasks and nothing is really running.
I have this issue too. I got this phone only yesterday, and when my battery reached 10%, touchscreen became unresponsible.
Guys I think I've mentioned this in the FAQs thread, but ..
Everyone with this issue - please tick the box under battery saver, where it says 'automatically start.... '
If you phone goes below 25% without battery saver ON, it will lag/freeze - the screen response.
However with battery saver on, you will be able to use it till you go below 5% or even 3% when it gives you the 'critical battery' warning.
This is HTC screwing with us!
mine has the completely opposite problem!! when the phone is charging, the screen becomes very unusable, in ex. i press the phone tile, the screen registers my tap, but it understands that i pressed the tile below or next to the one i really pressed. or i happen to scroll down or up, the phone hesitates for a second and then scrolls but it is very jumpy and jittery, unlike normal use. some times it doesn't even register my taps 2 or maybe 3 times in a row!!
the only workaround i've found is not to use the phone when charging
is this happening because of a faulty charger, maybe the phone is experiencing a short circuiting situation??
(i forgot to mention that i have the phone only for a week!!)
thanks
drupad2drupad said:
Guys I think I've mentioned this in the FAQs thread, but ..
Everyone with this issue - please tick the box under battery saver, where it says 'automatically start.... '
If you phone goes below 25% without battery saver ON, it will lag/freeze - the screen response.
However with battery saver on, you will be able to use it till you go below 5% or even 3% when it gives you the 'critical battery' warning.
This is HTC screwing with us!
Click to expand...
Click to collapse
I have battery saver enabled and even with the heart icon in the info bar at the top, the screen is still unresponsive.
Same here! i thought it was just my device that was dead or something, even since it's only 2 months old!
I did a hard reset and it solved the problem, it must have been something messing it up.
Nope...I have tried Hard Rests...ROM Changes etc...but its still the same problem..
Does anyone here think its a hardware problem ? or something else?
Any geek suggestion would be helpful
Send it back to htc, let them repair it?
Sent from my HTC using Board Express
Hi, I also have a problem with non-responsive screens but only in specific areas and doesn't have to be 10% percent or lower.
Ex: It happens only when the keyboard is up and the buttons on the bottom are very difficult to press!
I'll provide pictures soon
------------
Phone: HTC Titan X310e
Custom rom: Dynamics 2.0b full unlock 7.10.8862 (ultrashot)
p1ceus said:
Hello guys, I just noticed strange bug/behaviour. If my battery is around 10%, touch screen is not respondig as it should (also touch buttons). I have to tap like 10 times on some tile to open it and then tap another 10 times on back button or home button to jump of from app. As soon as I connected the charger, phone is behave normal, like new
Does somebody else notice the same behaviour or its just me?
P.S. Tried to reboot phone twice. Battery saver was off.
Click to expand...
Click to collapse
That happened to me today. Then I did a hard reset and now my phone won't go past the carrier logo (the one after the HTC logo, and before the windows Phone logo)

S3 Lock Screen Issues - Getting Stuck

weird and terribly disappointing. Once in atleast 15 unlocks, when I press the power/wake button, screen just doesnt respond. I try to swipe, but no response. But when I press wake button to turn off screen and press it again, theres no issues. This happens only during unlocking screen. Did anyone face this issue?
rest all is good..no lag..once unlocked phone works perfectly...no lag..no getting stuck..again, let me tell u this issue happens once in 15-20 lock/unlocks.
I think I have the same issue as you, but in case I don't I will post what I am seeing on my device.
In about the same frequency, say once in every 15 unlocks from phone sleeping, the screen will come on but will be completely unresponsive. Doesn't matter if it is swipe unlock or pin code etc, there is no response to touch input on the screen. In fact, I think the screen is just frozen or the operating system is causing the lock screen to hang.
If the lock screen is hanging, pressing power will:
(a) sometimes make the phone sleep again
(b) make the phone screen kind of glitch/blip and then it takes input again
(c) does nothing and the screen remains on and hung/frozen
Occasionally mashing both the volume key and power key will help fix it, but usually if it is completely stuck I have to do a hard reset (holding HOME+VOL UP+POWER and then selecting reboot from the menu).
Now - I think this could be an app, but not sure.
When I first got the phone, set it up with my Google account etc, it went ahead and downloaded ALL the apps I had installed on my previous phone (HTC Sensation running Android ICS). So if it is an app, it is having issues with this phone, not the OS, imo.
I uninstalled all those automatically downloaded apps, and used the phone for a bit without my normal stuff installed. Then started installing apps singularly.
I think it is either Facebook or Alarm Clock Xtreme. The latter makes more sense given it would be polling the system to find out when to go off, so it is doing more in the background I would expect than Facebook or any other non-system app.
Other apps I have installed/running:
Swiftkey X
3G watchdog
Dolphin Browser HD
ES File Explorer
Winamp (locks without this running or running at all in lock screen mode, so that is not the issue)
Real Calc
Google Drive
Facebook
Alarm Clock Xtreme
It is quite frustrating for a brand new phone to have these issues. Not sure if it is hardware related, and if it is, I want to find out soon so I can take it back to carrier within their 28day device swap RMA period.
Thoughts?
So others may try to help or identify the possible cause / fix .......
What is your firmware version?
Are you rooted, custom ROMs or Mods etc?
Stock ROM,Baseband : XXLE8. Build No :XXALE9.
But my screen responds after i press wake button again. You are right seems to be issue with the app. i will just compare your apps and below are the ones which are common between us.
Facebook
3G watchdog
Dolphin Browser HD --i never use
Google Drive
a fix that worked for me
Steps to the solution that worked for me (so far) were to uninstall:
1. Alarm Clock Extreme (no noticeable result but I wasn't needing that application anyway)
2. I had WIFI Fixer installed because of the problems I experienced with the WIFI connectivity on my Galaxy S3.
I disabled that application and problems seemed to go away for a time, but every so in a while they resurfaced. Much less often than before, though.
I was still stuck with my WIFI problem anyway, so I looked into solutions for that problem and since I could not find a workable solution I uninstalled Wifi Fixer and started tweaking my WIFI settings.
While doing that I noticed that disabling "Network Notification" under the Settings -> WIFI -> Advanced tab fixed both my problems.
Now I can't be 100% sure this solution works for all, but I am pretty sure the application that created the problem was "WIFI Fixer".
It's been more than 4 hours now without the "disabled unlock screen from hell", and I’m very happy.
LOOOL
Actually...
My WIFI problem was not solved.... but I found a solution on another forum , which you can read below:
I dialed *#0011# then pressed menu button, then selected WIFI, and pressed the button to turn off the "WIFI power save mode". Hit back until I was back in the homescreen. WIFI has worked to my satisfaction ever since.
This is not a solution, this is a work-around....
It will remove the standby wifi.... My phone was at 0% battery in one night... But actually yes, the phone doesn't hang up when unlocking.
Someone who had replaced the phone could tell me if the problem is solved with a new one ?
calint said:
My WIFI problem was not solved.... but I found a solution on another forum , which you can read below:
I dialed *#0011# then pressed menu button, then selected WIFI, and pressed the button to turn off the "WIFI power save mode". Hit back until I was back in the homescreen. WIFI has worked to my satisfaction ever since.
Click to expand...
Click to collapse
Sadly having the same issue! and only sing LG6 and LG8 of the UK firmware was release.. out the box was LG4 if I am not mistaken... have been putting off custom roms due to the fact stock one is so far good..
This fix seems to be working..Thanks! will live with battery drain as data is expensive in SA!
khan.dharvesh said:
weird and terribly disappointing. Once in atleast 15 unlocks, when I press the power/wake button, screen just doesnt respond. I try to swipe, but no response. But when I press wake button to turn off screen and press it again, theres no issues. This happens only during unlocking screen. Did anyone face this issue?
rest all is good..no lag..once unlocked phone works perfectly...no lag..no getting stuck..again, let me tell u this issue happens once in 15-20 lock/unlocks.
Click to expand...
Click to collapse
This looks like a bug from wifi, i had the same problem and i found a fix:
On the dialer type: *#0011#
Then press menu -> wifi, there is a button ON ( power saving or something ), change it to OFF.
let me know if it solves ur problem
It worked!!
douglasurbano said:
This looks like a bug from wifi, i had the same problem and i found a fix:
On the dialer type: *#0011#
Then press menu -> wifi, there is a button ON ( power saving or something ), change it to OFF.
let me know if it solves ur problem
Click to expand...
Click to collapse
This worked for me!!! Thank you!! I was about to take a hammer to this phone! :good:
I seem to have another problem. When unlocking the phone the screen turns on in a quite ok amount of time, but then when I touch it immediatelly after it turns on it doesn't react to touch. This moment when touch is not working is getting longer and longer depending on how long the system is running, anybody else sees this?
RhavoX said:
I seem to have another problem. When unlocking the phone the screen turns on in a quite ok amount of time, but then when I touch it immediatelly after it turns on it doesn't react to touch. This moment when touch is not working is getting longer and longer depending on how long the system is running, anybody else sees this?
Click to expand...
Click to collapse
Not sure what ROM and kernel you are using, but at a big guess, try reflash another kernel or with less aggressive settings.
Sent from my GT-I9300 using xda premium
hey guys. I have a problem with my s3's lock screen similar to the described. whenever I press the power button to unlock, it takes 2 second for the screen to turn on. Anyone got any ideas on that?

Screen won't ever turn off... why?

I just did a full factory reset of my stock rom and finished restoring my apps but for some reason the screen won't turn off when I leave the device alone.
Screen timeout is set to 30 seconds but no matter what I set it to, the device never ever sleeps. Also if I press the lock button sometimes the device will wake itself and and the screen will come back on permanently... I've looked in the process manager and nothing is running in the foreground.
Here is a logcat. Can anyone make sense of it?
I have no idea why this is happening after a fresh wipe on a stock rom.
Just try this.
Go to settting --> Display --> Touch key light duration --> Change "Always on" to either 1.5 seconds or 6 seconds (as per your choice)
If it works just HIT thanks button.
The touch key light duration has nothing to do with why my screen won't turn off...
Thanks anyway..
Do you have any alarms set?
EDIT: in developer options do you have stay awake set on? Also if your not plugged into USB maybe you should try and clean the USB port.
Sent from my GT-I9100 using Tapatalk 2
Hey thanks for the reply. No I have no alarms on, the USB port is very clean and I don't have that option in my 'Developer Options'. :/ I really would like to know what is going on...
Same problem
Hi leijonasisu,
My samsung has just developed the same problem whereby the screen won't turn off ever. It happened since the battery went completely flat two days ago. I'd love to know whether you found a solution to the problem, because it is draining the battery at an insane rate!
thanks.
NadiaHJ said:
Hi leijonasisu,
My samsung has just developed the same problem whereby the screen won't turn off ever. It happened since the battery went completely flat two days ago. I'd love to know whether you found a solution to the problem, because it is draining the battery at an insane rate!
Click to expand...
Click to collapse
Which firware are u on?
"To err is human, to forgive is divine"
Sent from my SGS II
Hey! Little bit of help please !
Hello everyone, im new to this place but as far as I could read my cellphone having the exact same symptoms as the threadstarted stated.
I do have the "Developer options" tab and also I would like to add another symptom.. After the phone is fully charged, the green icon at the top-left corner of the screen wont dissapear after I disconnect the usb cable.
- I do not have the "stay awake" settled on.
- I do have multiple alarms but just at some exact point each morning.
- The only way I can shut the screen down is by pressing the lock button.
- I'm running 4.1.2 as the android version.
- My model is the GT-I9100
Is there any other thing you guys would need to know ? thanks in advance for the possible help provided.
Flash a stock firmware via odin.
Then all will back to default.the same look when you bought it.
Or flash a custom rom with device option in settings.you can controll the screen behavior there.
Sent from my GT-I9100 using xda premium
---------- Post added at 09:00 AM ---------- Previous post was at 08:50 AM ----------
Yisin said:
Hello everyone, im new to this place but as far as I could read my cellphone having the exact same symptoms as the threadstarted stated.
I do have the "Developer options" tab and also I would like to add another symptom.. After the phone is fully charged, the green icon at the top-left corner of the screen wont dissapear after I disconnect the usb cable.
- I do not have the "stay awake" settled on.
- I do have multiple alarms but just at some exact point each morning.
- The only way I can shut the screen down is by pressing the lock button.
- I'm running 4.1.2 as the android version.
- My model is the GT-I9100
Is there any other thing you guys would need to know ? thanks in advance for the possible help provided.
Click to expand...
Click to collapse
Root your phone and flash a custom roms.
You'll find one at the dev section.
Dont like the custom rom and stay on stock?
Do a factory reset.
Settings - Storage - Erase all data
This will erase your user data and downloaded apps.So do it at your own risk.
Goodluck
Sent from my GT-I9100 using xda premium
Does anyone have a solution
Hi, I have exactly the same issues. Did anyone find a solution?
Cheers
A
same here
I have the same problem here.
I try everything, screen light take more than 60% of battery energy
daogre said:
I have the same problem here.
I try everything, screen light take more than 60% of battery energy
Click to expand...
Click to collapse
I just had the problem on my Mega, where the Power Button would bring up the Power Menu on a long tap, but would not turn the screen off when I just pressed it quick, like it used to. Nor would the screen shut off with the Screen Timeout set either.
When it started this problem, I also noticed that the solid white screen that would appear during part of the bootup no longer appeared.
This got me to thinking. I'm Rooted on the Factory v4.2.2 ROM, so I installed "XBlast" and went into it and checked the box for Disabling the Boot Animation (SU should prompt you).
Anyway, I rebooted and the problem was gone! I can turn the screen on and off with my Power Button again!
This all started with yesterday's Google+ update making my system go haywire! I had to restore from a previous NanDroid backup, but this one issue remained. The Bootup Animation must have got messed up somehow and affected it and disabling it stopped it from interfering or something.
This helped me and I can deal with having a way cool boot animation later if I want. But at least my phone's screen turns off now and maybe it'll help you too.
Solution!!!
This problem is usually caused by the usb charging port, which is why a factory reset doesn't fix it. It's a hardware problem not a software problem.
1.
First thing to try is cleaning the usb port with a small dental bursh (or whatever you can find) and some surgical spirit which you can find in a pharmacy,
Take the battery out and unplug the phone when you do this.
2.
If that doesn't work then you can try the method that worked for me. Full disclosure: I invented this through trial and error, I don't know why this works and I can't guarantee you won't damage the usb port. But if nothing else works, then I say go for it.
For this method leave the battery inside, have the phone on.
Okay, so the port is a hole with a prong in the middle, right. Get a sewing needle and insert it into the space between the prong and the hole, specifically the place where the prong is closest to the hole wall - all right? The prong should be much closer to one of the walls than the other walls, put it down there, it won't fit unless you force it a little bit.
Put it in as far as it will go, then leave it for a little while. Turn the screen on and wait, see if the screen turns off. For me it usually works after five minutes of having the needle inside. I HAVE NO IDEA WHY

[Q] Screen very dim after unlocking?

Hello,
the following problem appears when i try to unlock the phone after some hours: i can see my home screen, but the screen stays extremely dim. When i try to start an app (e.g. browser) the screen turns black. I can unlock it again, but the screen stays dim. after some unlocking the screen becomes normal (normal brightness) and also the apps are startable.
i am using autobrightness, the stock firmware, 4.1.1 (i9300xxdlih) power saver is not turned on.
thx, i hope you can help me solving this problem
fanbayer
Fanbayer said:
Hello,
the following problem appears when i try to unlock the phone after some hours: i can see my home screen, but the screen stays extremely dim. When i try to start an app (e.g. browser) the screen turns black. I can unlock it again, but the screen stays dim. after some unlocking the screen becomes normal (normal brightness) and also the apps are startable.
i am using autobrightness, the stock firmware, 4.1.1 (i9300xxdlih) power saver is not turned on.
thx, i hope you can help me solving this problem
fanbayer
Click to expand...
Click to collapse
i updated mobile phone to android versiopn 4.1.2. this morning. Unfortunately the problem still appears.
Maybe its a hardware defect?
Try to disable somehow light sensor and change settings to non auto brightness.
Sent from my GT-I9300 using xda app-developers app
d0hn said:
Try to disable somehow light sensor and change settings to non auto brightness.
Sent from my GT-I9300 using xda app-developers app
Click to expand...
Click to collapse
i disabled auto brightness and set the brightness to the highest level. But its still same: very dim and after a while a black screen; after a few times of unlocking, the display works normally
I have just seen the same issue on a friend's S3.
Anyone else? I feel like this is a very big issue that is still lurking in a lot of devices.
I tried it myself and I toggled the power button to turn the screen on and off.
It doesn't take long but sometimes when the screen turns back on, it's super dim and you can faintly see the lockscreen image.
You have to cycle the screen several more times to get it to the 'correct' brightness, and no it is NOT a brightness setting.
It's some hardware issue in the phone.
Sorry for the necrobump, but I only found this thread. I have this problem too since about a week back. It makes my phone useless at times. I first thought it was a software issue. I have an app (called Twilight) for dimming the screen more than normal settings and also toning it, for nightime use, and I thought that was the culprit first, but nope. I have flashed rom, recovery, wiped all caches I can think of. Still happens, just now I was in the middle of installing android revolution hd, and the screen ultradimmed on me so I can't finish the process
Thing is, a few months ago I managed to crack my screen by way of gravity and concrete. I let the samsung brand service centre in Stockholm repair it for me (it is out of warranty) and this issue with the dimming never happened before that. Then again, it didn't happen directly afterwards either... but still. So, I am thinking: either me dropping it caused more damages and this is because of that. Or the service center did a bad install of the new screen. Or, the replacement screen that was installed has a defect in itself. I am leaning a bit towards the third explanation... maybe different batches of screens?
Does anyone have any ideas? If I am to contact the service center and complain about their work I would like to be able to point towards a "known problem"...
8Fishes said:
I have just seen the same issue on a friend's S3.
Anyone else? I feel like this is a very big issue that is still lurking in a lot of devices.
I tried it myself and I toggled the power button to turn the screen on and off.
It doesn't take long but sometimes when the screen turns back on, it's super dim and you can faintly see the lockscreen image.
You have to cycle the screen several more times to get it to the 'correct' brightness, and no it is NOT a brightness setting.
It's some hardware issue in the phone.
Click to expand...
Click to collapse
Take it back, if it didn't happen before then the new screen is most likely.
It isn't a common problem

[Q] Problem when my phone is recovering from Sleep mode

Hi everyone !
I'm new here (and not a native english speaker, so apologies in advance for any grammar mistakes)
Before making this thread, I looked for info here, but I'm not sure for what to search.
I'll try to explain my problem here.
I bought a Galaxy SIII from my provider 3 weeks ago and everything looked fine, till last week.
Some times to time, with no apparent reason or cause, while my phone is on sleep mode, on my desk, or in my pocket, playing music, I have the following problem: when I push the on/off button to wake up my phone, my screen is turning on, taking me to the lock screen.
But, my screen brightness is very low, like set to the minimum.
And when I draw my unlocking pattern, screen goes black.
Bottom buttons are lit and my phone seems to be OK, I can feel haptic feedbacks.
But the screen is black.
If I push the on/off button again, screen stays black and bottom buttons are not lit anymore, as a usual Sleep Mode.
If I push on/off again (depending on how much I wait between 2 on/off):
- My phone awakes from Sleep and takes me again to the unlock screen, brightness still very low. And after the unlocking pattern traced, black screen again
- If I didn't wait enought after putting it into sleep mode, in this case, I don't have to redraw the unlocking pattern. I'm back to my home screen...
for 1/4 of a second, stilll with brightness at the minimum. And screen goes black.
And after a serie on onoffonoff, boom, my screen is back to full and normal brightness and everything is OK.
At the beginning, my phone did that once in a while. I thought at the time ti was after pushing the on/off button while using a CPU/RAM hungry app, my phone struggling to recover....
But now, it's totally random.
Depending on .... I don't know what, I have to do the onoffonoff thing 2, 5, 10, 50 times in a row so my phone can recover from is half comatose.
Yesterday, I could not use my phone for half an hour ...
and if someone calls me, I hear the ringtone, but screen stays black.
I can answer the call (but not knowing who's calling) by sliding on the part of the screen where the slider normally is.
Funny thing is about removing the battery. It doesn't solve my problem.
When I do so, my phone boots, I see the "Samsung Galaxy SIII" boot screen, on low brightness (whih is not normal ...)
After that, I normally have another boot screen with my provider's logo and tone. But screen goes black again (but I still here the tone)
Then I realized it started to happen when my phone proposed me a Samsung update.
I tried to reset my phone to factory settings but it didn't work, the update was still here.
For a while I thought my problem was solved, because my phone behaved normally for 3 or 4 hours, without problem.
But it came back.
I found on the internet several "almost-same-problems" without proposed solutions.
Like checking if the proximity sensor was blocked by a protective transparent plastic sheet, or a case.
I tried to to remove mine.
Didn't work.
Some people said it was linked to their phone trying to acquire a wifi network.
My wifi on or off, withiin or without the range of a wifi router didn't work ...
I tried to note things down about what I did, when, how, app launched before the problem appears.
I checked battery info (temp, voltage, etc).
No pattern emerged.
So.
Hs anyone of you enountered the same problem ?
Do you have ideas, solutions I can use ?
Or maybe a voodoo prayer ?
I could sent it back to my provider which will bounce it back to Samsung. But it will take ages (3 to 4 weeks ...) :'(
Thanks in advance !
do a factory reset, go completely stock
if that doesn't help, send it in
Glebun said:
do a factory reset, go completely stock
if that doesn't help, send it in
Click to expand...
Click to collapse
That's what I did.
I tried by going into the Parameters menu, and reseting.
I tried by booting my phone with Vol+ / Home / Power buttons to access a console mode and do a wipe data/reset.
The problem is that my phone got an update like one week ago from a 4.?.? to 4.1.2.
And even with a reset, my phone reboot with the 4.1.2 version, which seems to cause this problem.
Or maybe not, but I can't be sure.
As I said, after a factory reset I did yesterday, everything went well for 3 or 4 hours and the problem reappeared.
send it to the service

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