SGS2's screen flash randomly on lock screen - Galaxy S II Q&A, Help & Troubleshooting

Hi guys,
My SGS2's screen suddenly had this problem, where the screen will flash randomly even though i locked it. To make matters worse, my home button not working now. I suspect it could be water got into the phone, when i tried to apply the screen protector the night before? What you guys reckon i should do? It's unfortunately out of warranty now.

Have you rooted flashed custom rom if so re-do it with full wipe
see if problem remains.because your out of warranty look for disassemble video
tutorial check all contacts and ribbons/possible water damage might need new screen this can be expensive if you don't do it yourself

i'm using non-rooted official rom XXPLX ICS, so i don't believe the problem is with the rom since it was ok for the past month. Must be been water that got into it...guess i'll just have to soak it in rice bag for a week like some advised and see how it goes...finger crossed...

ok just to update..now my screen seems to be ok now (no more flashing)..but seems like my home button is dead. Any way i can get around it? I find it hard to justify paying $200+ to fix a home button XD
I saw on the net there's some self repair tool for home screen but it just look too complicated...

Related

have i killed my jasjam

well got carried away and updated with a Hermes ROM crc_r9 it ran good for the first couple of days now the touch screen does not work all side buttons function well if i leave the battery out for a hour it will work again for about 1 hour then no screen activity does anybody know what i have done and can it be fixed any help greatly appreciated
Have you tried backing up the Hard reset?
Not sure this will help as it sounds like the touchscreen part of you lcd is gone though when mine went it went over the space of a day with me touching the bottom right of the screen opening the start menu. If thats the case you need to replace the LCD... Can be expensive. If you are still under warranty, flash back to stock and take back for warranty service.
Cheers...

HD2 No Screen

Qeustion
My HD screen is off, and i cant seem to get it on again.
I just was working on it 1hour ago, took it out of my pocket and see that i have no screen.
Rebooted the phone, but no succes .. i see the screen turning on, but it light-gray (backlight) but no actual info/colors etc, also tryd a soft reset, no succes.
I have the Energy ROM Com5 build from 8July with the new 2.12 radio rom.
Could it be that in some way the screen died?
Hope someone can help me, im @ work now so i cant connect it with the PC.
When im home im planning to reflash the device ..
Thanks!
Weird
I just pressed a button and the screen turned on, and the colours/info just slowely fade away ... weird.
Could it be that the touchscreen is not oke anymore?
Or could it be a problem in the radio/rom i use? (and therefore a reflash could fix this?)
Hope its a easy sollution, otherwise ill be flashing it to stock and get it fixed by HTC.
Very very strange.
It seems to work again.
Anyone think i should reflash it to stock and try get a new one?
Are these signs of a screen going defect?
I dont know, first phone for me with touchscreen.
I would suspect a faulty screen, if it is still within warranty i would deffinately get a new one, however yes, try going back to stock first, see if it helps, it may be just a bad flash.
screen problem
I've had this and similar problems with my HD2, now on the 5th replacement from HTC in just 6 months of owning the phone. I also had the same problem on my HTC HD previously. Press the power key and just the buttons at the bottom light up but no response from the screen. Also had exactly the same problem your experiencing where you can faintly see the screen but not lit up. Flash it to stock rom and return to HTC for repair.
BEWARE!!! take some pics with date stamps of your handset before returning. They sent me 3 handsets all with the glass front panel not fitted correctly. Check the return handset carefully, you should be able to feel a lip between the casing and the screen as the screen is set a fraction lower than the casing. THis should be uniform all around. They tried telling me that i had damaged it myself despite calling them as soon as the handset had been delivered back to me.
micky9869 said:
Press the power key and just the buttons at the bottom light up but no response from the screen.
Click to expand...
Click to collapse
That's 'sleep of death', which affects loads of htc devices.
Oke i will stock it soon and return for repair.
I think its idd a screen problem, cause when the screen isnt functioning anymore, and when i put my ear on the glass, i hear a little squishing sound, like air is escaping .. it doesnt do that when the screen shows info/colour.

[Q] Freezing HD2 after lock

I know there are hundreds of threads and articles posted about HD2s freezing with the lock screen but this issue seems different to me. My problem is that whenever I lock the phone the touch screen will freeze entirely. I thought a work around may be to install a different lock screen. After installing that I can get past the lock screen but the touch screen still is not responsive. I have no idea what to do. I already did a hard reset and it still does it. I would like to add that it is completely consistent. It happens every time without fail. In order to even use the phone I have to pull the battery and I get one use out of it before it locks and I have to pull the battery again. Does anyone have any suggestions? I would really appreciate it..
Update: I flashed the original ROM to my phone and the freezing problem still exists.. I have no idea what to do at this point.
Update 2: Narrowed down the problem to being the physical "power/end/lock" button. If I slightly press it but not fully it will go to the honeycomb style menu with all the apps. If I press it fully the screen will go out like normal but then if I restore it, the entire screen is locked up. Nothing will work after that until I pull the battery.
I've directly linked the issue with the power button. I dont know why all of a sudden the power button would have a different function. The work around I found is while the phone is locked and the screen is off I can press the green button to unlock the phone and the touch screen will then function. If I use the power button it will remain frozen. Any ideas what happened?
Hello,
I got some bad news for you, this issue is actually related to the digitizer (hardware) not software. What i would recommend is called HTC for a repair and send it in, it is covered by warranty, hopefully you have warranty.
A lot of people are having this issue, no-one yet has been able to pinpoint the cause, but here is the link a thread with similar problem:
http://forum.xda-developers.com/showthread.php?t=854165
Luckych
Thanks for the reply. I do not think I have a warranty on this phone considering I bought it privately. Ill talk to Tmo and HTC and see what I can do. Just a theory, I may be wrong. But I live in PA and its been getting below 20 here lately. I noticed today that my work around didnt work when I was outside working on my car. Then I went inside and used a blow dryer to heat up the phone and it started working again. The end button didn't function properly but I could unlock the phone with the green send button. Perhaps the cold weather is shorting out people's digitizers? I don't really know how they work so that's why i said its only a theory. I bought this phone in the spring and didnt have an issue until now when it started getting really cold.

INSANE!!! Half Screen Not Working??!

Hello I JUST realized my god damn hero's screen must be broken, or, the mobo is somewhat malfunctioning. I can't seem to be able to access the lower part of my screen.
Not only that, it often "decalibrates" and starts malfunctioning even worse :S I have to go back to the lock screen in order to get it back working for a few minutes.
I'm currently running CM7... Please advice thanks
Any chance it could be a bit of a ROM malfunction? Have you tried any others? That would be what I would try first. Hope it helps
Yes.. I have I tried the latest VillainROM, elelinux's rom and the one I'm currently running... any more suggestions? ...
Known issue with Hero's, Half of the screen dies after a year or so.
Mines half dead as well
I think the digitizer malfunctions.
Unfortunately, the only cure is a replacement of the digitizer or a replacement phone.
I found mine Hero having that behavior today.. screen not responding, jus a part of it, but when i turn the screen off and on again it goes to lock screen, and in lock screen works always, and after unlocking the screen it works for some instants.. :/
Can anyone tell me how much do you think it will cost to change the digitizer?
EDIT: After a cache wipe and dalvik cache wipe as well it's working perfectly
£30 I think. Do search for digitizer aand screen not responding in the Hero forums. There should be instructions and suppliers there.
Sent from my Blade using XDA App

[Q] I9300 Screen issues

Hi
Cutting a long story short, is there a screen calibration app/menu option for the S3? I cracked my screen the other week, and I have had the screen replaced (not by samsung). Ive noticed now that the screen intermittenly sometimes sticks, becomes non responsive and/or the image "vibrates" when I long press on an app to move it. OR when I try to hang up a call, 9/10 times the press doesnt "register"
Before I go and moan at the shop I got it repaired at, is there any app or any way of calibrating the screen ?
I should mention that the phone is not running a stock rom. It wasnt before the screen was replaced and everything ran flawlessly, even with the crack Now I'm no expert but I would suggest they've either fitted a dodgy screen / there's a loose connection or it needs calibration.
If anyone's wondering it is on Temasek's CM11 unofficial build. Although I had it on CM 11 for a while and the problem persisted.
I suspect it is a hardware issue with the replacement screen but I thought I'd ask.
Cheers
Andrew
Flash a full stock rom to test but it sounds like you've a hardware fault.
*#0*#
This is screen test function of sammy based roms. if you want you can try your screen with this
You cant calibrate capacitive screens
GT-I9300 cihazımdan Tapatalk kullanılarak gönderildi
If I remeber correctly this behavior happens when the screen is repaired without that special adhesive layer which originally glues everything together.
Back on stock rom, tried the calibration/diagnostic screen.... no dice, according to that it works ok lol.
It looks like I'm going back to the shop I got the repair done, to try and get them to fix it (again!) Bet they will try and charge me more money tbh I am almost at the point of living with it BUT I had two phone calls I could not answer today because the screen wasn't working properly, and that will not do
Edit :- found the accessibility options which allows me to answer/end calls using the hardware buttons. Still a bit gash but better than nothing.
Will see what the shop says, less urgent now, at least I have a way of answering the damn thing lol.

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