[Q] SGS2 screen off - Galaxy S II Q&A, Help & Troubleshooting

Hi,
since this morning my device's screen is off!! black! everything's working fine (ie - touch, menu button, home button etc.) but the screen is black! (((
Anything I can do??
Please help!
Thanks!

Try battery pull and leave it for five mins then try again.

andrewwright said:
Try battery pull and leave it for five mins then try again.
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Click to collapse
didn't help

ziv.marks said:
didn't help
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u cant even see the 'Samsung' logo after turning it ON for now?

Will it show recovery or download mode on screen.

thanks for all the replies. I can't see ANYTHING on the screen... it's totally black. no samsung logo, no recovery menu (which I guess is there but the screen doesn't display it)
very strange it happened all of a sudden this morning while I was crushing some candies

ziv.marks said:
while I was crushing some candies
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Click to collapse
With your phone? That might explain it...
Seriously, though, I would suggest taking the phone apart (it's not that difficult, just look up the service manual for disassembly instructions), and checking the display ribbon cable and connector. Reconnecting it might help. If not, it's probably a service centre call...

Related

Installed incompatible Rom for S2 by accident, white screen of death

I feel like an idiot..... installed the wrong ROM on my Galaxy S2-UK
I installed CheckROM V5 and found out it was actually for the Galaxy Note before it was too late, it installed fine from holding power button, home button and volume up, then going to install Zip from folder and rebooted. When it rebooted my Galaxy S2 logo came up and then the screens pixels all turn white one by one. I tried to do the power button,home button and volume button to go in and uninstall it and the same thing happens, white screen,
I can't even get odin to recognise the device is plugged into my laptop.
Have I ruined my Galaxy S2? is it fixable?
ELmusiK said:
I feel like an idiot..... installed the wrong ROM on my Galaxy S2-UK
I installed CheckROM V5 and found out it was actually for the Galaxy Note before it was too late, it installed fine from holding power button, home button and volume up, then going to install Zip from folder and rebooted. When it rebooted my Galaxy S2 logo came up and then the screens pixels all turn white one by one. I tried to do the power button,home button and volume button to go in and uninstall it and the same thing happens, white screen,
Have I ruined my Galaxy S2? is it fixable?
Click to expand...
Click to collapse
You can't go to download mode? (which is vol-down, home, and power; you didn't specify which volume button you tried)
You should probably invest a couple bucks into a USB jig to see if that can get you into download mode if not.
Yes I tried to go into download mode and it just goes all white bit by bit. Is a Jig my only option ?
ELmusiK said:
Yes I tried to go into download mode and it just goes all white bit by bit. Is a Jig my only option ?
Click to expand...
Click to collapse
Maybe...
So even if it goes all white, I wonder if you can still actually enter download mode. After the phone boots when doing vol-down + home + power, while it is going all white, try hitting vol-up and plugging the phone into your USB cable on your computer. If Odin goes yellow in the ID:COM block, you should be good to go to try flashing back to stock.
If that doesn't work, try a jig.
Cool, I will try that thanks, the battery is dead so I will try it later, another point to add, i just plugged it in to charge it there and the icon for the battery came on, the screen refreshed itself and all the pixels slowly started turning white and black on the screen.
ELmusiK said:
Cool, I will try that thanks, the battery is dead so I will try it later, another point to add, i just plugged it in to charge it there and the icon for the battery came on, the screen refreshed itself and all the pixels slowly started turning white and black on the screen.
Click to expand...
Click to collapse
Flashing the Note ROM may have replaced the video drivers. I'm just guessing though. Get a stock firmware from Intratech's official firmware thread and have a go at flashing it back.
Things have taken an interesting turn, went to a shop in town today who were convinced they could fix it for me for €20 and I have been informed that my battery is damaged as they couldn't even hook it up to a universal charger,I did find a bulge on the back of it. i'm sure this explains nothing but I'm going to get a new one tomorrow and try everything you have said, thanks for your help and i'll post here again.
Hi guys,
I also feel so stupid..I also installed CheckromV5 on my S2 and now S2 screen is complete white. I cannt go to download mode to flash other ROMS. Any idea how can i solve this. Please help...
alien0101 said:
Hi guys,
I also feel so stupid..I also installed CheckromV5 on my S2 and now S2 screen is complete white. I cannt go to download mode to flash other ROMS. Any idea how can i solve this. Please help...
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Click to collapse
Have you tried as ctomgee said above?
So even if it goes all white, I wonder if you can still actually enter download mode. After the phone boots when doing vol-down + home + power, while it is going all white, try hitting vol-up and plugging the phone into your USB cable on your computer. If Odin goes yellow in the ID:COM block, you should be good to go to try flashing back to stock.
If that doesn't work, try a jig.
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Click to collapse
Kaze105 said:
Have you tried as ctomgee said above?
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Click to collapse
Actually my battery is down. I can go to download mode but it says Low Batter cannot download.
As soon as I connect batter it starts showing white screen and then it switches off because of low battery.
How can I charge my battery and put phone into download mode.?
alien0101 said:
Actually my battery is down. I can go to download mode but it says Low Batter cannot download.
As soon as I connect batter it starts showing white screen and then it switches off because of low battery.
How can I charge my battery and put phone into download mode.?
Click to expand...
Click to collapse
If you know someone with an SGS2 you can switch battery for some minutes to get into recovery. Be sure the battery is more than 50% ...
ITRC said:
If you know someone with an SGS2 you can switch battery for some minutes to get into recovery. Be sure the battery is more than 50% ...
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Click to collapse
Battery gone after installing CheckRom for Note. I bought new battery , went into downlode mode and installed stock rom.
But Why CheckRom Note is not checking if the device is actually Note or not? is it so difficult to implement.
You're kidding right ? You actually expect devs to put "safeguards" in their roms/kernels in case idiots flash firmware for a completely different phone onto their own ?
That really does speak volumes
alien0101 said:
But Why CheckRom Note is not checking if the device is actually Note or not? is it so difficult to implement.
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Click to collapse
MistahBungle said:
You're kidding right ? You actually expect devs to put "safeguards" in their roms/kernels in case idiots flash firmware for a completely different phone onto their own ?
That really does speak volumes
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Click to collapse
I agree. Flashing your phone is serious business. You wouldn't just download any old random operating system and install it on your computer without making sure it was intended to go on your computer first, would you? Why would you essentially do the same thing on your phone?

HELP! After cleanin some bits with rubbing alcohol, screen is not responsive!

okay, so i cleaned some of the frames of my phone with rubbing alcohol on a Q-tip. some drops mightve seeped in through the USB port or the headphone jack. now when i try to turn it on on the splash screen, the screen flickers and just dies. also the recovery menu (EXT4) touch is irresponsive.... SOMEONE HELP ME
jcjackjay said:
okay, so i cleaned some of the frames of my phone with rubbing alcohol on a Q-tip. some drops mightve seeped in through the USB port or the headphone jack. now when i try to turn it on on the splash screen, the screen flickers and just dies. also the recovery menu (EXT4) touch is irresponsive.... SOMEONE HELP ME
Click to expand...
Click to collapse
pull the battery, place it back in, then plug the phone in for 30 seconds. then with the phone plugged in, turn it back on.
hopefully you didnt drench the phone with rubbing alcohol...
ziggy46 said:
pull the battery, place it back in, then plug the phone in for 30 seconds. then with the phone plugged in, turn it back on.
hopefully you didnt drench the phone with rubbing alcohol...
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Click to collapse
i didnt, jus a few drops :x
now its subtly vibrating ........ on its own
jcjackjay said:
now its subtly vibrating ........ on its own
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thats weird... can you try to get into recovery again?
nope, it would just turn on by itself to the HTC splash screen for like 15 seconds, and then jus die. then repeat.
jcjackjay said:
nope, it would just turn on by itself to the HTC splash screen for like 15 seconds, and then jus die. then repeat.
Click to expand...
Click to collapse
man i couldnt tell you whats going on... try just letting is sit for a few minutes (20 or so) with the battery out by a fan. then try again. do you have a spare battery you could try to use?
ziggy46 said:
man i couldnt tell you whats going on... try just letting is sit for a few minutes (20 or so) with the battery out by a fan. then try again. do you have a spare battery you could try to use?
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Click to collapse
yes i do. and will do.
Put it in grain rice overnight. The alcohol should evaporate. And when you clean your amaze with any liquid I think its best and safe when its power off with battery pulled out... Same with electronics so that it could prevent short circuits.
jcjackjay said:
yes i do. and will do.
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ok now ive been able to access bootloader menu, but once i press recovery, it goes into the HTC splash screen as usual. but then after the splash screen, it jus blacks out
jcjackjay said:
ok now ive been able to access bootloader menu, but once i press recovery, it goes into the HTC splash screen as usual. but then after the splash screen, it jus blacks out
Click to expand...
Click to collapse
ok, get it to the bootloader and try flashing a new recovery using hasoons toolkit.
when in the boot loader screen you will have to select "Fastboot" for the toolkit to find and flash the recovery to the device.
once the recovery flashes try to re access it
normally it would say FASTBOOT USB, but its not detecting it......
okay everything is working now THANK GOD. ziggy, thanks for everything the only problem now is, that i think my USB port is kinda busted, although it doesnt look like anythings wrong with it. ill disassemble it in the daytime and have a look.
Sorry for not pming back... It was 2:30 am for me but that's great! What is your USB port doing?
Sent from my epic amaze 4g
after using it at work today, ive noticed i havent had ANY signal whatsoever.... im gonna try flashing the ICS radio img
Edit: also the phone would not detect the USB cables that i plugged in for either charging or storage....

[Q] galaxy s2 won't come or charge

i upgrade from gingerbread to ics a week back with odin there wasn't any serious problem except for some java errors msgs,occasional rebooting and battery disconnected alerts. The frequency with which all this error occur reduced to some manageable level which was okay with me. Two days ago i tried charging the phone it, displays the battery charging icon but the white dot that moves at the bottom stops at the 2nd white spot and the phone acts like i just re plugged it, i have tried booting into recovery or odin mode with the three button combination all to no avail.
Dude, try to use commas, please.
Poroto said:
Dude, try to use commas, please.
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Click to collapse
apologies i missed the punctuation class any suggestion ?
Try Holding Power + Volume Down + Home Button.. TELL ME IF ANYTHING HAPPENS...
Peace
Hit Thanks & It will Disappear
Sent from S II Running Fully Modified Official ICS 4.0.4
Next Device: Upcoming Nexus
Omaxe said:
Try Holding Power + Volume Down + Home Button.. TELL ME IF ANYTHING HAPPENS...
Peace
Hit Thanks & It will Disappear
Sent from S II Running Fully Modified Official ICS 4.0.4
Next Device: Upcoming Nexus
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Click to collapse
I have tried this still no sign life.
ono_tuoyo said:
I have tried this still no sign life.
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Click to collapse
Try pulling out battery and wait 10mins, also check if u have enough battery left before u start odin again.
It's very strange if u can't use recovery or odin mode cuz the phone shouldn't boot in the first place.
I got the same problem my usb port is kinda broken, so i charge the phone with SGNote externel charger, but then my phone will act strange, It connects with charger and then disconnects when its unplugged.
ono_tuoyo said:
apologies i missed the punctuation class any suggestion ?
Click to expand...
Click to collapse
This may help.
Very funny i meant in regards to my fone problem.
ono_tuoyo said:
Very funny i meant in regards to my fone problem.
Click to expand...
Click to collapse
Remove battery for 10 mins, then replace and leave to charge, even if nothing comes on screen etc just leave it plugged in and charging for a few hours or obvernight.
After that try booting up into download or recovery if still nothing happens try a USB jig. If that doesnt work your device is pretty much screwed and you will have to send away for JTAG flash or mobo replacement.
Btw, this has pretty much already been covered a million times in the other "my phone wont turn on" threads.
TheATHEiST said:
Remove battery for 10 mins, then replace and leave to charge, even if nothing comes on screen etc just leave it plugged in and charging for a few hours or obvernight.
After that try booting up into download or recovery if still nothing happens try a USB jig. If that doesnt work your device is pretty much screwed and you will have to send away for JTAG flash or mobo replacement.
Btw, this has pretty much already been covered a million times in the other "my phone wont turn on" threads.
Click to expand...
Click to collapse
I will try this thanks.
May be many S2 devices have this problem. And I had too. It 's often hardware related problem. After reparing it 's ok. But firstly, try to clean charging port, if it does not resolve, bring it to service care.
joedalton_tpu said:
May be many S2 devices have this problem. And I had too. It 's often hardware related problem. After reparing it 's ok. But firstly, try to clean charging port, if it does not resolve, bring it to service care.
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Click to collapse
it seems service center is my only option i have tried all the suggested solutions above no change.thanks

[Q] Samsung Galaxy S3 Dead

Hi All,
I was using my phone few days back and it got switched off on its own and never came back to life.
I showed it to a service center and they say the phone is dead. There is nothing they can do to repair it and the motherboard will have to be replaced.
Anyone has any suggestions?
I don't believe these guys tried to repair it.
Thanks,
Deepak Agnani said:
Hi All,
I was using my phone few days back and it got switched off on its own and never came back to life.
I showed it to a service center and they say the phone is dead. There is nothing they can do to repair it and the motherboard will have to be replaced.
Anyone has any suggestions?
I don't believe these guys tried to repair it.
Thanks,
Click to expand...
Click to collapse
You know, you may be right. Maybe they just looked at it and said this thing is screwed. Or, they took the time to try to do something. Either way. First things first. Can you tell us if the phone shows a charging image when it is plugged in? If so, step two. Does the phone go into download mode? That is, hold down the down on the volume while holding the middle button on the face of the phone, while pressing the power button to turn it on. Dont hold the power button after you see the booting screen.
j61101 said:
You know, you may be right. Maybe they just looked at it and said this thing is screwed. Or, they took the time to try to do something. Either way. First things first. Can you tell us if the phone shows a charging image when it is plugged in? If so, step two. Does the phone go into download mode? That is, hold down the down on the volume while holding the middle button on the face of the phone, while pressing the power button to turn it on. Dont hold the power button after you see the booting screen.
Click to expand...
Click to collapse
The Phone displays nothing even if it plugged in through a charger.
Deepak Agnani said:
The Phone displays nothing even if it plugged in through a charger.
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Click to collapse
Even LED indicator?
nikctsh said:
Even LED indicator?
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Click to collapse
The LED indicator is not active as well.
It just looks like sitting in a coffin right now.
It has been only 13 months since I bought it.
If a usb jig doesn't work then new motherboard required.
Deepak Agnani said:
The LED indicator is not active as well.
It just looks like sitting in a coffin right now.
It has been only 13 months since I bought it.
Click to expand...
Click to collapse
Probably, those guys weren't just fooling you then, you really need a new motherboard.

Non-responsive black screen with LED and buttons on

Hi,
One of my S5 now shows a black screen. The LED and buttons shows up briefly when I press the power button. If I reboot the phone a few times, it will work once in a while. But once the screen dims off, it will not come back.
I've followed the steps on https://thedroidguy.com/2016/07/fix-samsung-galaxy-s5-black-screen-death-troubleshooting-guide-1062341 but it does not help
Is there any other thing I can try before I give up?
Thanks
I had that happen. It was a bad connection on the digitizer to mobo cable. Once I reset it it was back to normal.
Tbbh said:
I had that happen. It was a bad connection on the digitizer to mobo cable. Once I reset it it was back to normal.
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Click to collapse
Any instruction on how to do it? Thanks
redhonker said:
Any instruction on how to do it? Thanks
Click to expand...
Click to collapse
There are a number of youtubes on screen replacement.

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