[Q] Screen Turns On Randomly - Verizon Galaxy S 5 Q&A, Help & Troubleshooting

Hi. I'm having an issue with my Verizon S5 where the screen turns on randomly, sometimes a few times a minute, for no apparent reason. Researching the issue, I found a lot of people said the reason they found was that the charge port was bent slightly and after bending it back it fixed the issue. They noticed the screen would behave when it was plugged in because all the connections were forced into their proper places by the charger. However, mine turns on and off regardless of whether or not it is plugged in. I downloaded Wakelock Detector to try to see if there were any apps forcing my screen to wake up but it only listed a couple apps and processes and, combined, they didn't come anywhere near the number of times my screen was woken up. Interestingly, the same day I noticed this problem, my home button also stopped working. It will not turn on the screen when off and it will not bring me to the home screen when the screen is on. I thought maybe it was occasionally functioning, causing my screen to turn on. However, I have never experienced the opposite issue; I have never been using my phone with the screen on and had it suddenly bring me to the home screen. Also, oddly my screen does not have this issue when I am playing music either through the speaker or via bluetooth. If I have music playing, the screen never turns on randomly. If I pause my music, the issue returns and my screen turns on randomly unless I resume my music.
The fact that it doesn't do it while playing music (either over bluetooth or through the speaker) means it must be a software issue rather than a hardware issue. The fact that my home button stopped working at the same time seems to make it seem like a hardware issue but maybe my home button not functioning and my screen turning on and off randomly are both part of the same software issue? I have attached a screenshot of my current version of Android and other details.
Thanks in advance for any help.

TaintedSpuds said:
Hi. I'm having an issue with my Verizon S5 where the screen turns on randomly, sometimes a few times a minute, for no apparent reason. Researching the issue, I found a lot of people said the reason they found was that the charge port was bent slightly and after bending it back it fixed the issue. They noticed the screen would behave when it was plugged in because all the connections were forced into their proper places by the charger. However, mine turns on and off regardless of whether or not it is plugged in. I downloaded Wakelock Detector to try to see if there were any apps forcing my screen to wake up but it only listed a couple apps and processes and, combined, they didn't come anywhere near the number of times my screen was woken up. Interestingly, the same day I noticed this problem, my home button also stopped working. It will not turn on the screen when off and it will not bring me to the home screen when the screen is on. I thought maybe it was occasionally functioning, causing my screen to turn on. However, I have never experienced the opposite issue; I have never been using my phone with the screen on and had it suddenly bring me to the home screen. Also, oddly my screen does not have this issue when I am playing music either through the speaker or via bluetooth. If I have music playing, the screen never turns on randomly. If I pause my music, the issue returns and my screen turns on randomly unless I resume my music.
The fact that it doesn't do it while playing music (either over bluetooth or through the speaker) means it must be a software issue rather than a hardware issue. The fact that my home button stopped working at the same time seems to make it seem like a hardware issue but maybe my home button not functioning and my screen turning on and off randomly are both part of the same software issue? I have attached a screenshot of my current version of Android and other details.
Thanks in advance for any help.
Click to expand...
Click to collapse
Generally, I'd recommend a factory reset just to make sure whether it is or not a software issue.
If the issue is not solved, return the phone.
Sent from my XT1068 using XDA Free mobile app

Solution Found
I was able to fix the problem so I thought I might as well share. I replaced the circuit board that goes under the home button (cost about 10 bucks lol). This is not the home button and cable itself. If you disassemble the S5 to the point where you can see the motherboard, the circuit board at the bottom with the charge port, capacitive buttons, and home button contact is the one I replaced. Hope this helps others with similar issues get working in the right direction. Be very careful disassembling your S5 if you decide to try this route.

Related

Capacitive Home Button held down by unseen hands.

I've had a look around the internet and it seems the problem I'm encountering isn't an isolated one.
Inconsistently, when I tap the Home Key on my phone it acts as if it's being held down, the LED home button backlight dims and the recent apps screen comes up. After 5 seconds or so the LED comes back on and it's all ok again. This can happen repeatedly (I had it happen 3/4 times from Gmail then the final time it functioned as it was supposed to.) but it's largely intermittent.
I've seen various solutions online from a factory reset to tightening some screws on the back of the phone to demanding a replacement handset. This is my second NS already and I'd rather not go for a third if possible.
Does anyone have a suggestion?
This happens to me as well, regardless of the ROM I'm on. Locking and unlocking the screen fixes it but it's more of a minor annoyance to me.
Since posting, it hasn't happened at all.
GPS has stopped working though.

Screen blank on power on

I've had a problem with my E900 since I got it with regards to the screen. I was hoping Mango might fix it but it doesn't seem to have.
Sometimes if I press the power button the screen backlight comes on (i.e. screen goes from off state to powered) but there is nothing on the screen. No amount of button pressing will cause the screen to show anything.
If this happens I have to turn the device off again (backlight then goes off) and try again. Sometimes it can take 2-3 times before it turns on successfully with the lock screen.
I also have this if an incoming call attempts to wake the phone and also alarms too.
Does anyone else have this issue?
I confirm this one popping sometimes. Not that often that it becomes annoying, but nevertheless.
Did you find a solution to this problem? I am experiencing it too and it is very annoying!
I've recently inherited one as well (E900 that is).
The one I have has been dropped, the backlight powers, but no drawing on the screen.
I've disassembled and re plugged everything (bugger stripping down!) but still no luck. I've done a VolUp+Down+Cam+power hard reset, and when I plug into PC Zune says setup needs completing (so it has reformatted) but still no luck.
I cant see anything fried, and no damaged ribbons as far as I can see, any ideas?
I sold the phone a while ago, and never solved the problem. I think it's a firmware issue.
PaulMdx said:
I've had a problem with my E900 since I got it with regards to the screen. I was hoping Mango might fix it but it doesn't seem to have.
Sometimes if I press the power button the screen backlight comes on (i.e. screen goes from off state to powered) but there is nothing on the screen. No amount of button pressing will cause the screen to show anything.
If this happens I have to turn the device off again (backlight then goes off) and try again. Sometimes it can take 2-3 times before it turns on successfully with the lock screen.
I also have this if an incoming call attempts to wake the phone and also alarms too.
Does anyone else have this issue?
Click to expand...
Click to collapse
hi.
What do you mean "somethimes if I press power button"?
Is it pressed with purpose to lock the phone, press it to turn off phone (background slider shows to power off - on Mango and beyond version) or press it accidentally?
Cheers.
So, I did a phone reset. Unfortunately the issue is still present!
Sometimes when I press the power button to unlock the phone the screen is lit, but stays blank i.e. no lockscreen wallpaper, no nothing. The same happens sometimes when I get a phone call - the phone rings and vibrates, the screen is lit but stays blank.
When this happens I have to press the power button to put the phone into sleep mode and press it again to wake it up.
What I found is, when the issue occurs the screen is actually responsive. For example I can slid up and unlock the phone then I hear the unlock "pop" sound. It's just that nothing is drawn on it!
I was wondering if anyone else experienced the same behavior and found a resolution. Also I am not sure if this is a software or a hardware problem. If I could confirm it was a hardware problem I would call LG and have the phone repaired or replaced.
i have exactly the same issue as you, it gets really annoying.
i heard from someone online that the only way to resolve it is to replace the motherboard
billybrown said:
i have exactly the same issue as you, it gets really annoying.
i heard from someone online that the only way to resolve it is to replace the motherboard
Click to expand...
Click to collapse
I am pretty certain this is a hardware issue. I am calling LG tomorrow and hopefully they'll take the phone for repair/replacement.
I sent my phone for repair. Today I got it back, and guess what?!
The issue is still present! It seems, they "couldn't reproduce" or something.
What should I do now?
EDIT: If anyone is interested, here is a video I just captured which clearly demonstrates the problem. http://youtu.be/38kF9RYs_bU
I'm sending the phone back for repair tomorrow with this video attached.
Hey, might not be an issue at all, but in the video, I saw that the two times you were able to get it to go blank you had your finger on or near the proximity sensor. I wonder if there is something that could be the trigger.
Just wondering if you can duplicated it or cause it only when you have the proximity sensor blocked, or if it truely is random.
You are right, it might has something to do with the proximity/light sensor.
On the other hand, this issue occurs even on incoming calls when the phone is placed on a table, screen up and nothing around the sensor.
Today, I visited my local carrier shop and left the phone for repair again. They told me, since this is a second claim they'll run it through the process faster, so I expect to get it back next week.
Will post an update.
UPDATE: My phone was replaced. Yesterday I got a brand new unit, yeah! It was stock wp 7.0. I plugged in my sim and used the phone the whole day, no sign of blank screen issues. Last nigh I installed all the updates (total 5 I think) up to OS 7.10.8107.79, FW 1.0.16.10. Guess what?! Same issue!
I am crushed

[Q] screen no longer working

Phone was working with no issues until the other day. I was viewing a web page and noticed the text didn't look quite right, it seemed to be shimmering. Then a bit later on switching to the camera app the screen was just a lot of green flashing lines, pressing home button worked and then starting the camera again it would either be the same or would work properly. Then later that evening after using the phone fine opening the s cover the screen would not come on but the menu and back buttons would light up, pressing the power button a couple of times would make the screen appear. Then that stopped working as well, and no even then back and menu buttons don't light up. the phone still seems to work as plugging in the headphones and pressing the button on them starts my music playing, but I can't get the screen to turn on at all.
The phone has never been dropped has been very well looked after and is immaculate , there are no scratches on the screen and I can't see any cracks (from a pressure break) either.
Any ideas?
this might sound like im trolling, but did you try turning it off and on again?
seriously, your screen is probably broken. send it to sammys customer service or whereever you bought your phone and let them check and/or repair it

LG V20 Main Screen Randomly Turns On

Hi,
I've found a lot of posts about the second screen but not for the main screen.
I have a LG V20 US996 unlocked and rooted. I also have a case that covers the sides and back.
I usually wear t-shirts with a deep chest pocket (Carhartt) where I keep my phone, screen in. When I'm outside working listening to music on bluetooth headphones (mostly with Poweramp), the main screen randomly turns on. I notice this when the music starts jumping or skipping tracks because my chest is now randomly pressing spots on the main screen. When I look at the phone, what's on the screen is always some random app that started. It doesn't seem to correspond to any notifications as it does it when there are none. The default second screen when the main screen is off is the date and time.
I tried completely disabling the double-tap to turn on and off the main screen (both in the android and Nova Launcher settings) but that didn't help. Nor did making sure the phone was locked as a few seconds later, the main screen would turn on again.
Am I missing any other settings or secret screen presses that might turn the main screen on? If not, does anyone know of an app or Xposed module (if it's available for the V20/Nougat; I haven't checked yet) that might turn off the main screen except when explicitly turned on?
Thanks!
-Jeff
feretio said:
Hi,
I've found a lot of posts about the second screen but not for the main screen.
I have a LG V20 US996 unlocked and rooted. I also have a case that covers the sides and back.
I usually wear t-shirts with a deep chest pocket (Carhartt) where I keep my phone, screen in. When I'm outside working listening to music on bluetooth headphones (mostly with Poweramp), the main screen randomly turns on. I notice this when the music starts jumping or skipping tracks because my chest is now randomly pressing spots on the main screen. When I look at the phone, what's on the screen is always some random app that started. It doesn't seem to correspond to any notifications as it does it when there are none. The default second screen when the main screen is off is the date and time.
I tried completely disabling the double-tap to turn on and off the main screen (both in the android and Nova Launcher settings) but that didn't help. Nor did making sure the phone was locked as a few seconds later, the main screen would turn on again.
Am I missing any other settings or secret screen presses that might turn the main screen on? If not, does anyone know of an app or Xposed module (if it's available for the V20/Nougat; I haven't checked yet) that might turn off the main screen except when explicitly turned on?
Thanks!
-Jeff
Click to expand...
Click to collapse
If you're using the second screen, it too can turn the screen on, particularly anything that launches an app or long pressed on something on the second screen. Unless of course you're not using the second screen?
Critical Detox said:
If you're using the second screen, it too can turn the screen on, particularly anything that launches an app or long pressed on something on the second screen. Unless of course you're not using the second screen?
Click to expand...
Click to collapse
The proximity sensor should turn off the second screen when covered, along with disabling knockon and requiring you to push power button twice just to wake the screen(try this out at home). If for some reason this doesn't occur, you probably have a defective model.
It does appear to function the way you describe. If I double-tap the second screen, it turns on. However, if I cover the proximity sensor, the second screen turns off, double-tapping doesn't turn anything on but as you said, I need to press the power button on the back twice to turn it on.
Every now and then when I peek into my pocket, the second screen is indeed off. I need to pull the phone out enough for the second screen to come back on to see the time. I'm still not sure what might be turning the main screen on while it's in my pocket, though.
-Jeff

Screen Wake On Calls

Hi, I just got my Galaxy s8 about 3 weeks ago. I've had very little in the way of problems with it. Well, except one thing... Everytime I make a call on it the screen will wake up at random. It doesn't matter if it's a call from the installed phone app or hangouts. I thought this might have something to do with the apps edge so I disabled that. Didn't fix it. I thought it might be the home button so I put it on the lowest sensitivity. Didn't fix it. I frequently call while laying in bed (who wants to hold a phone up all the time?) so the phone is between my head and a pillow. When the screen wakes up it clicks and than shuts off after five seconds because I turned on the keep off when in pocket or whatever it's called in settings. Before I turned that on the screen would stay on and buttons would get pressed usually ending up with me ending a call. I still think it's the home button but I'm not sure how to fix it. It anyone has any ideas or has the same issue please let me know.
Matt3561 said:
Hi, I just got my Galaxy s8 about 3 weeks ago. I've had very little in the way of problems with it. Well, except one thing... Everytime I make a call on it the screen will wake up at random. It doesn't matter if it's a call from the installed phone app or hangouts. I thought this might have something to do with the apps edge so I disabled that. Didn't fix it. I thought it might be the home button so I put it on the lowest sensitivity. Didn't fix it. I frequently call while laying in bed (who wants to hold a phone up all the time?) so the phone is between my head and a pillow. When the screen wakes up it clicks and than shuts off after five seconds because I turned on the keep off when in pocket or whatever it's called in settings. Before I turned that on the screen would stay on and buttons would get pressed usually ending up with me ending a call. I still think it's the home button but I'm not sure how to fix it. It anyone has any ideas or has the same issue please let me know.
Click to expand...
Click to collapse
Its the proximity sensor.
Sent from my SM-G955F using Tapatalk
Proximity sensor is working though.. I have no way to test it properly but if I place my hand near it the screen goes black and when I move it it lights up again. It also doesn't make the click
Had this bug on every device
So it's just a bug? No fix currently? I'm just wondering because I haven't seen anyone talking about this specific issue before ¯\_(ツ)_/¯
I'm also suffering from this issue

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