Black screen after s3 logo - Galaxy S III Q&A, Help & Troubleshooting

Hi ill be short and quick
My s3 boots normally shows logo and sudden disappears i hear booting sound and notification light but screen is black like no life and when it bots soft keys lights up and i need to wait about 3 seconds before that press power button than press it again
than i can use it its normal and sometimes if i soft press power key or menu key screen is black and i tried to maximize and minimize brightness and i see black screen so little lights up and back dims! and i need to press power button to lock it and again to make it working battery is old 2 SOC time bearly with 100% with no network
I can't go in recovery it works but black screen ..on download mode i can with no problem and everything else works i don't think its battery thing i can change it no problem and network is wired i type in pin its unlocked and it shows no network i go to settings and search for my carrier it says registered on network but emergency calls only i will go to repair shop but first if u know anything big thanks! :fingers-crossed: :fingers-crossed: :fingers-crossed:
and please dont delete post till someone reply with knowledge

FakerS3 said:
Hi ill be short and quick
My s3 boots normally shows logo and sudden disappears i hear booting sound and notification light but screen is black like no life and when it bots soft keys lights up and i need to wait about 3 seconds before that press power button than press it again
than i can use it its normal and sometimes if i soft press power key or menu key screen is black and i tried to maximize and minimize brightness and i see black screen so little lights up and back dims! and i need to press power button to lock it and again to make it working battery is old 2 SOC time bearly with 100% with no network
I can't go in recovery it works but black screen ..on download mode i can with no problem and everything else works i don't think its battery thing i can change it no problem and network is wired i type in pin its unlocked and it shows no network i go to settings and search for my carrier it says registered on network but emergency calls only i will go to repair shop but first if u know anything big thanks! :fingers-crossed: :fingers-crossed: :fingers-crossed:
and please dont delete post till someone reply with knowledge
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Solved Solved Solved Solved Solved Solved Solved Solved Solved Solved Solved Solved

Related

Screen Issue?

Hello,
I'm posting this for a friend, because his phone is "dead" and he is unable to post himself.
Earlier this year he brought a Galaxy SII from a second-hand phone shop, and it's worked fine up until now. He updated the ROM to the official 4.1.2 and since then it's had issues connecting to his home WiFi (unrelated, but it lead me to suspect the ROM) but it connects everywhere else. Then yesterday his phone just went blank and turned on again - the boot sound played at the touch buttons lit up for a moment and then faded as with a normal boot. But the screen was blank apart from several white spots, and a load of coloured pixels. I saw it myself today, and the colour of the pixels is random, although usually red or green, and the phone gets incredibly hot about a minute after turning on.
Is this a ROM fault, or could there be something more serious to it?
Just a shot in the dark, as I've never owned a Samsung, but could it be the "sudden death" bug that they allegedly have?
Thanks
Does it go to recovery? Factory reset. If not does it go to download mode?
andrewwright said:
Does it go to recovery? Factory reset. If not does it go to download mode?
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Click to collapse
I'm not sure - I think I managed to get it into the bootloader, but there's no way to tell because there is nothing on the screen but the white dots and random pixels. All I did notice was that when I removed the battery and turned it on again even more pixels appeared. We only went by the sound and touch lights, so it appeared to boot, but we don't even know if it switched straight off again
HTCLittleMonster said:
I'm not sure - I think I managed to get it into the bootloader, but there's no way to tell because there is nothing on the screen but the white dots and random pixels. All I did notice was that when I removed the battery and turned it on again even more pixels appeared. We only went by the sound and touch lights, so it appeared to boot, but we don't even know if it switched straight off again
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Click to collapse
you are not sure ? did you try to go into recovery or download mode ? shutdown the phone first
Recovery = Volume up button + Home button + Power button
Download mode = Volume down button + Home button + Power button
Press vol+and home button and power button till it boots to recovery. Keep them all pressed down till it boots. If not try vol- home and power till it boots to download mode. Has he dropped it?
StressSyndrom said:
you are not sure ? did you try to go into recovery or download mode ? shutdown the phone first
Recovery = Volume up button + Home button + Power button
Download mode = Volume down button + Home button + Power button
Click to expand...
Click to collapse
We tried that, and the touch lights came on but with no boot sound. The screen didn't change, just white dots and pixels, but it was working fine the day before.
andrewwright said:
Press vol+and home button and power button till it boots to recovery. Keep them all pressed down till it boots. If not try vol- home and power till it boots to download mode. Has he dropped it?
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Click to collapse
Tried both, the screen just did the same thing and the phone got very hot very fast, and he said he hasn't dropped it at all, but that someone in his family may have, he's not totally sure because nobody admitted to using his phone.
Screen is prob broken. Pixels on it..not good. No recovery or download mode..really bad. For it too get really hot really fast may be a mb problem. Send it to service centre
andrewwright said:
Screen is prob broken. Pixels on it..not good. No recovery or download mode..really bad. For it too get really hot really fast may be a mb problem. Send it to service centre
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Click to collapse
Okay, thank you! He tried calling them and getting a quote, but the guy on the other end didn't seem to know what to do, and the man who owned the shop he brought it from offered to repair it, but for almost double what it cost him to buy the phone.
Thank you!
No problem mate. Get a second hand one. Prob be cheaper to do that now the s4 is out. Mb cost alot.
HTCLittleMonster said:
We tried that, and the touch lights came on but with no boot sound. The screen didn't change, just white dots and pixels, but it was working fine the day before.
Click to expand...
Click to collapse
please remove the battery for like 10 minutes, wait a little bit, then try to go into recovery or download mode,
if that doesn't work, try this:
1.Press the key combination for recovery
2.Samsung logo appears - hold the buttons pressed.
3.Prompt disappears shortly - you still hold the buttons.
4.Samsung logo appears again - hold the buttons still pressed.
5.Count to 3 & let go, dont press the buttons anymore.
After 1 - 2 sec farther the Samsung logo disappears and the recovery starts maybe, i did that on my old i9100
StressSyndrom said:
please remove the battery for like 10 minutes, wait a little bit, then try to go into recovery or download mode,
if that doesn't work, try this:
1.Press the key combination for recovery
2.Samsung logo appears - hold the buttons pressed.
3.Prompt disappears shortly - you still hold the buttons.
4.Samsung logo appears again - hold the buttons still pressed.
5.Count to 3 & let go, dont press the buttons anymore.
After 1 - 2 sec farther the Samsung logo disappears and the recovery starts maybe, i did that on my old i9100
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Click to collapse
Thank you, but that hasn't had any effect. Still a blank screen with white dots and thousands of coloured pixels. Thank you for all of your help though!

[Q] my android is stuck at boot

Hi guys
So i have a lg l1 ii e410 stock rom and yesterday i was messing around with market helper and build.prop to downlosd a app, after 1 or 2 hours ive made what i wanted and i used the android for several time until it reatch 20% battery, i turned it off and now here comes the problem, after it charged the battery i tried to turn it on, it started normaly showing the lg logo and them the screen goes black as normal but then it should show something so i could put the pin and instead just flashes a white screen, ive tried to go to recovery mode and no sucess the same thing happens and ive tried 3 diferent ways holding power button and volume down then home button then doing that with the usb, holding only the power button and volume down, when i try holding power button volume down and home button it shows like an android logo with somekind of loading bar for a few seconds but then black screen with white sscreen flashes, ive tried to remove battery and sd card still does the same....
I hope you guys can help me with this and sorry for my realy bad english
Update: i can enter recovery mode by pressing power button volume up and home button but it only says a message later i can add a photo with that
anyone?
i realy need help guys
http://lg-firmware-rom.com/
http://translate.google.com/transla...pdater.html&prev=/search?q=e410+kdz&es_sm=122
es0tericcha0s said:
http://lg-firmware-rom.com/
http://translate.google.com/transla...pdater.html&prev=/search?q=e410+kdz&es_sm=122
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Click to collapse
Thank you very much!
problem solved! C:
:good::highfive::victory:

Help needed asap

Guys i was in my settings a few minutes ago and i came across a feature which enabled me to open up my notifications by just tapping the screen so i enabled it and went to the homescreen to test it! Upon tapping the screen the phone started maing a beeping noise and a blue line started scrolling continously downward on the screen! I cant turn the phone off ! I only seem to be able to reboot it which doesnt help! I needto power the phone off i assume and then maybe do a hard reset??? Advice needed please
anyone?
What setting did you access I don't believe anybody will be able to help if we don't know where you went and what you changed. The things you mention are very vague and don't really paint a picture of what is happening.
Also if you want to turn the phone off without using the on screen settings just hold onto the power button for about 10 seconds it should turn off, after that hold power, home button, and volume up to go into recovery to reset or what ever it is you please.
Also is it showing you an X and Y axis? If so then you just go into settings, developer settings, show screen updates and turn that off the grid should go away. I am not sure what your issue is but that seems like the most likely option.

K3 note screen replacement issues

Hello everyone
I replaced my lcd and digitizer because the touch did not working on the original screen of K3 note
I have the following problems
The screen works and touch also when i power up the device but when i lock the screen from power button the screen 8/10 times never turn on and i can see only the backlight, if i press multiple times the power button it will turn on finally but i never know when it will. If i remove the battery and turn it on again , everything works fine until i lock the phone. The phone works when it is locked by the way. Also if i press the power button to unlock the touch works but i can see only the back light no image.
I tried to lock and unlock the screen with gestures , same problem.
The weird think is that sometimes it turns on.
One think i forgot to mention is that sometimes when the screen turn on after pressing the power button i see black horizontal lines for some seconts(flickering) and then they dissapear
I tried a lot of different roms, i disconnected and connected again, never sleep mode with safe locker , i disabled the proximity sensor with x posed , i removed the sd card, nothing helped.
Can anyone suggest me something else to do?
Changing screen settings maybe? and how
Thanks a lot and sorry for my engish it is not my native language.

Software to Diagnose a Phone over USB

Is there any software or commands I could use to diagnose my phone over USB? The screen is black, even during boot (no logos), but the phone is still working in the background. The notification LED blinks normally, menu and back button lights up when pressed, and it even rings when someone calls, though I can't see who it is b/c of the black screen. The screen is not cracked or damaged, and I didn't drop it, so not sure why this is happening. I want to test the GPU or other components before I put down a lot of money for a new screen and it no resolve the issue.
Phone is a rooted SM-N910V that has been working great for 3 months.
Thank you!
Modify_inc said:
Is there any software or commands I could use to diagnose my phone over USB? The screen is black, even during boot (no logos), but the phone is still working in the background. The notification LED blinks normally, menu and back button lights up when pressed, and it even rings when someone calls, though I can't see who it is b/c of the black screen. The screen is not cracked or damaged, and I didn't drop it, so not sure why this is happening. I want to test the GPU or other components before I put down a lot of money for a new screen and it no resolve the issue.
Phone is a rooted SM-N910V that has been working great for 3 months.
Thank you!
Click to expand...
Click to collapse
Hi , try with key kombination .
1. Make sure your phone is OFF
2.Now Press toghether Vol + and power button and hold like that until second vibration (reboot)
3. If that doesn't work try with another combination .
Vol - and Power button
Vol + & Home button & Power button for about 10 second
Vol - & Home button & Power button for about 10 second
Good Luck
Teddy Lo said:
Hi , try with key kombination .
1. Make sure your phone is OFF
2.Now Press toghether Vol + and power button and hold like that until second vibration (reboot)
3. If that doesn't work try with another combination .
Vol - and Power button
Vol + & Home button & Power button for about 10 second
Vol - & Home button & Power button for about 10 second
Good Luck
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Click to collapse
Thanks for the suggestions, though I have already tried all those plus other things.
I've left the battery out for over a day, removed sim card, held power button in to drain any residue power.
I'm lost as to why all of sudden the black screen. Hoping there's a way to test the phone to confirm if its the lcd or something else like the gpu chip. On a laptop you could plug a monitor in the vga port, don't guess phones have this option
Sent from my SAMSUNG-SGH-I337 using Tapatalk
Modify_inc said:
Thanks for the suggestions, though I have already tried all those plus other things.
I've left the battery out for over a day, removed sim card, held power button in to drain any residue power.
I'm lost as to why all of sudden the black screen. Hoping there's a way to test the phone to confirm if its the lcd or something else like the gpu chip. On a laptop you could plug a monitor in the vga port, don't guess phones have this option
Sent from my SAMSUNG-SGH-I337 using Tapatalk
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Click to collapse
I read that the phone was rooted so maybe that custom rom has some bug and that way you get black screen .
Try to flash him back to stock firmware and see if the problem is solved .
It is just rooted on the standard firmware, I didn't install any custom firmwares. But I was wondering if I could possibly reflash it from a backup I made with twrp. I cant get to recovery, well actually I could if I new the exact steps since everything works, I just cant see crap.
Is this even possible or is there another way to access twrp over the usb?
Sent from my [device_name] using XDA-Developers Legacy app

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