Is my Nexus 5 screen defective? - Nexus 5 Q&A, Help & Troubleshooting

When my screen times out or when I press the power button to turn off the screen,
the top and bottom of my screen shuts off by flickering to the middle then flickers off.
This is driving me nuts everytime I see this
My previous smartphones never did this and it was a lot smoother that I never noticed.
Thanks in advance

Yeah, that's normal. That's part of the animation on this phone. It's a replication of the way old CRT TVs used to turn off.
To get rid of it, turn all the animations off in developer options.
Sent from my Nexus 5 using Tapatalk

I like it personally. :cyclops:

Related

dead backlight and possible backup solution

hello GS3'ers my brother has some gs3 problems
his gs3's back light appears to have died out. he can still use the phone just can't see what is going on, the sounds still work and everything. has anyone come across this before? i told him to hold a flashlight to the screen so he's able to backup his pictures and what not but the screen is really black. which is his main concern right now, because he wants save his things and then return the phone if he has to.
any help is much appreciated, thanks!
My understanding of the GS3 is that since it is an AMOLED screen, it does not have a backlight. Each individual pixel emits light. My guess would be an app is causing the problem, possibly one that alters screen brightness. I would start by pulling the battery and restart the phone. If you see a boot animation, your screen's not dead.
Sent from my SCH-I535 using xda premium
that makes sense because the flashlight thing didn't work. he restarts his phone and even the boot logo is happening during a pitch black screen but the sound could be heard. it's gotta be something more serious
Sent from my DROID X2 using Tapatalk 2

[Q] Screen went black (didn't turn off)

So I was surfing some forums earlier this morning when my, 3 day old, Galaxy Note 10.1 screen went dark. Not a full black like when the screen is off, though I thought it was at first. But it wasn't completely off which I found out when I hit the power button to turn the screen back on. It turned it off. Anyways, when I turned it back on I was notified that the Wifi also went out. Maybe it had something to do with that?
I took it as a sign to go to sleep since I was staying up way too late playing with my new tablet. So I haven't messed with it since. I'll come back to post more in this thread if it happens again - especially if no one else seems to know what the problem is.
Anyone have any thoughts?
My screens does that too.. No big deal to me as long as its working..
Sent From Samsung Galaxy Note 10.1 [N8013]
txtmikhail said:
My screens does that too.. No big deal to me as long as its working..
Sent From Samsung Galaxy Note 10.1 [N8013]
Click to expand...
Click to collapse
And it's not like a screen dimming when the backlight turns off, seconds before the screen actually does turn off. Same experience for you?
Aes28 said:
And it's not like a screen dimming when the backlight turns off, seconds before the screen actually does turn off. Same experience for you?
Click to expand...
Click to collapse
It just goes blank.. A grey tint screen but not off.. I just hit the power button twice and I'm good.. It happens to me every few days.. I'm use to it now.. I was scared the first few times it happen..lol
Sent From Samsung Galaxy Note 10.1 [N8013]
txtmikhail said:
It just goes blank.. A grey tint screen but not off.. I just hit the power button twice and I'm good.. It happens to me every few days.. I'm use to it now.. I was scared the first few times it happen..lol
Sent From Samsung Galaxy Note 10.1 [N8013]
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Only happens in the stock browser for me. Maybe once a day.
Sent from my HTC One X using xda premium
Any one find a fix for this? It happens a few times a day for me. Hitting the power button twice gets me back but usually happens in the middle of taking notes in class so is annoying to take an extra few seconds to get it back up. Maybe a kernel thing?? I've tried resetting a few times with no luck
It's the sleep-of-death, which happens most often after an Android update. I had issues with it occurring regularly after updating to JB. I traced my problem down to an app that worked well under ICS but caused JB to crash. Once I removed the app, I stopped having issues (I'm on stock 4.1.2). If you're on a custom rom, check the forums to see if others are having the issue on that rom. Also, do Internet searches on the apps that you use most frequently to see if there are reports of any of them causing JB to crash. Good luck, it just takes detective work on your part so be patient.
random screen blank
I have had my Galaxy Note 10.1 since xmas. Lately it randomly goes blank. It happens during an application or game. I can click the on/off button to put it to sleep then wake it the regular way...
I have noticed it with games mostly, 250+Solitaire and Sudoku Premium. The screen goes blank, the backlight stays on and have to put to sleep to get screen back...
Mine does the same thing except I usually can't wake it back up. The screen stays black and I have to hold the power button down until it restarts.It's happened with the stock browser and Google play store while I was browsing.
It happens to me too (ics and jb) sometimes, does't matter what app is runing, but only if I'm using stylus. I don't mind it, just have to double press power button.
Sent from my GT-N8010
I still have it happen sometimes too. Never found a solution and I'm quite certain it even started happening before I had any extra apps installed.
It happens to me too (ics and jb) sometimes, does't matter what app is runing, but only if I'm using stylus. I don't mind it, just have to double press power button.
Click to expand...
Click to collapse
I feel like you might be on to something with the stylus being out because I'm quite certain it only happens to me when I have mine out too. Something to keep an eye on.

Screen turns off while using Papyrus

So I am studying and taking notes on papyrus when all of a sudden screen goes black.
And it's not like it went to sleep mode because if I hit the power button it makes a sound but does not turn the screen back on.
When I click the second time it turns the screen on, as if I turned the screen off and on while it was black screen.
Has anyone experienced this?
So far I have had this only happen while taking notes on Papyrus, I have 30min set to turn of screen and this happens during my note taking...
Also I am using GMOD SPen, to turns of capacitive sensor. -Maybe it could be the problem?
The only input I can provide is that under the same circumstances as you, ( GMD to turn off capacitive touch) and using papyrus, I had no such issues.
Something I feel I should share though, is that the spen latency is greatly decreased in papyrus on a custom ROM such as baked#8 but you lose the Samsung features.
Just my 0.02
Regards
Jack
What about Android Revolution HD 5.1?
I was having serious latency problems earlier but that was due to 2d gpu acceleration.
Once I disabled that I still see some lag, but it's much more tolerable.
Should I try the rom you mentioned, is the latency really that good?
So far, the least latency I've seen was with software called "write" although it has a lot of useful features Papyrus is still my favorite.
Sent from my GT-N8000 using Tapatalk HD
Well, if you are comfortable with taking a cwm/twrp backup the you can try it for yourself
I noticed a great deal of difference personally.
Regards
Jack
I've actually had the exact same issue, although I use LectureNotes: I can be taking notes from anywhere between 2 minutes and 30 when the screen suddenly goes dark (but not off). Pressing the power button turns the screen off and another power button press brings you back to you note-taking app.
I thought this was an issue with LectureNotes' auto-saving feature, but after seeing this thread, I'm thinking it's system-related (software or hardware).
Anyone have any insights into why the screen randomly goes dark while using the S-pen?
Sent from my GT-N7105 using Tapatalk 2
dima202 said:
So I am studying and taking notes on papyrus when all of a sudden screen goes black.
And it's not like it went to sleep mode because if I hit the power button it makes a sound but does not turn the screen back on.
When I click the second time it turns the screen on, as if I turned the screen off and on while it was black screen.
Has anyone experienced this?
So far I have had this only happen while taking notes on Papyrus, I have 30min set to turn of screen and this happens during my note taking...
Also I am using GMOD SPen, to turns of capacitive sensor. -Maybe it could be the problem?
Click to expand...
Click to collapse
I have had the same thing happen to me while using " Note Anytime ".
I'm using the app and the screen goes completely black, wait 3 seconds or so and the screen comes back on.
I'm using the new B3 stock ROM.
.
dima202 said:
So I am studying and taking notes on papyrus when all of a sudden screen goes black.
And it's not like it went to sleep mode because if I hit the power button it makes a sound but does not turn the screen back on.
When I click the second time it turns the screen on, as if I turned the screen off and on while it was black screen.
Has anyone experienced this?
So far I have had this only happen while taking notes on Papyrus, I have 30min set to turn of screen and this happens during my note taking...
Also I am using GMOD SPen, to turns of capacitive sensor. -Maybe it could be the problem?
Click to expand...
Click to collapse
I get this, but I'm unrooted running latest official for n8013.....I have to hit the power button twice to wake the screen again
Sent from my GT-N8013 using XDA Premium HD app
I noticed that I am getting this while using the s-pen.
This does not apply to just papyrus, it just randomly happens.
Please let me know if I should return this to Samsung as I only have 90 day warranty on this refurbished note 10.1
Do you have auto brightness selected? I never have this problem when I use manual brightness but notice it when I use auto brightness.
I just open a topic about this before I notice this one.
I get this problem also, I had this with a few different apps.
And i use auto brightness.
I will try contacting samsung to here what there have to say
Sent from my GT-N8010 using xda app-developers app
I've never used auto-brightness and I have this issue.
drdoombot said:
I've never used auto-brightness and I have this issue.
Click to expand...
Click to collapse
I've the same problem.. no rooted, original 4.1.2 galaxy note 10.1.
somebody said that would contact Samsung: have you any additional information?
AlexxN
I do have the same problem (with LectureNotes, but this is the only pen-focused app I use). Independently of auto-brightness, this should not happen. Any news from Samsung?

[Q] Screen awake on touch?

Dear xda community,
Since I received my Nexus 5 more than a week ago I am experiencing something which keeps me thinking.
Sometimes when I want to pick up my phone to check something, the screen will wake up without me touching any buttons. Is this supposed to happen?
What's happening quite often because of that is: I want to pick up my phone -> grabbing it -> screen awakes -> but since I am pushing the power button myself half a second later -> screen turns dark again. This is a little annoying from time to time...
I tried to recreate this incident but it just happens every ~30th time.While doing this I keep attention not to hit a button accidentally.
Any Ideas whats going on? Bug or feature? Are you experiencing something similar?
Thank you and best regards!
Same thing happening with my Nexus 5. Screen opens on picking it up. It happens on randomly.
I cannot see any pattern though.
Could be a faulty power button switch? Making a connection under the movement?
Sent from my Nexus 5 using Tapatalk
It will wake up if the surface you put it on has a magnet in or near it. It's the hall effect sensor that does this, used for a cases that wake up the device when opened
Sent from my Nexus 5 using Tapatalk
Are you using a Custom rom?
Sent from my Nexus 5 using Tapatalk
There are some custom ROM/Kernel combo's which give the option to wake the phone by double tapping the screen. However this isn't present in stock. As some have already said the phone will wake if placed near a magnet, if I put my N5 on top my iPad it wakes when I pick it up. If none of these apply its probably faulty.

Ghost presses when turning screen on (erratic)

Hello,
My Nexus 5 has been driving me insane since I got it (bought it used). When the screen turns back on, I get ghost presses anywhere on the screen. This happens sporadically.
I was able to pinpoint the problem by disabling the screen lock and running "multitouch Test". When turning the screen back on sometimes you can clearly see 5-10 ghost presses. The phone does not have a case, and there does not seem to be any pressure on the screen (else I would still see the press after turning it on).
This happens on AOSP or CAF based roms.
Am I the only one with this issue??
Is there a way to lock touchscreen input for 500/1000ms after waking up the screen (this would be a great workaround)?
Thanks
Is your phone charging when you notice this?
PsychDrummer said:
Is your phone charging when you notice this?
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Click to collapse
I tested this without charging.
I see. It happens sometimes when it's charging. I feel like it might also happen if your phone gets too hot.
Phillis said:
Hello,
My Nexus 5 has been driving me insane since I got it (bought it used). When the screen turns back on, I get ghost presses anywhere on the screen. This happens sporadically.
I was able to pinpoint the problem by disabling the screen lock and running "multitouch Test". When turning the screen back on sometimes you can clearly see 5-10 ghost presses. The phone does not have a case, and there does not seem to be any pressure on the screen (else I would still see the press after turning it on).
This happens on AOSP or CAF based roms.
Am I the only one with this issue??
Is there a way to lock touchscreen input for 500/1000ms after waking up the screen (this would be a great workaround)?
Thanks
Click to expand...
Click to collapse
Sounds like somebody sold you a lemon. I hope they transferred their warranty over to you.
My Nexus 5 is showing the same behaviour but only when I enable DT2W via any kernel. Can you confirm?
Sounds like water damage. Owned!

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