Irresponsive area on the touchscreen - Nexus 4 Q&A, Help & Troubleshooting

Hi everyone,
Hopefully I'm not breaking any rules. I've also searched and didn't found anything related to the problems I'm having.
As the title stated, my N4's touchscreen doesn't respond to touches on a certain area specifically the bottom area where the nav bar is. I was on Paranoid Android when it happened and flashed stock just to see whether it'd solve anything but despite the effort, it's still there. I figured that it might be a hardware problem since I did dropped the phone a couple of times. At first, it was only within the nav bar area but just recently, I dropped it again (thank God nothing cracked) while answering a phone call and the broken area just increased up to where the spacebar is.
I've been thinking about opening it and check the digitizer connection but I figured I could get the community opinions about it first. It's hard for me to RMA it because I live in Malaysia but bought it from the US last November (I'm not sure how the warranty covers anyway). If there's any options that I can try without having to open the phone, or what ever it is, just post it. I'm more than glad to hear about it.
Here's a couple of screenshots(man, the pictures are huge!) :-
Swiped downward and just above the irresponsive area.
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This one, I swiped up from the bottom of the screen, you can see that it doesn't detect anything down there.
Lastly, this is before the recent drop. You can see that it's just around the nav bar area.
Thank you very much.

Related

Bottom of Screen Does Not Calibrate

I recently purchased an MDA off ebay from another member on this site. They claimed everything on it was fine, but upon receiving it I found that the bottom of the screen didn't respond. After playing with the calibration I found that the bottom of the screen wasn't completely "dead" it just thinks its being tapped on a different spot of the screen. The seller claims this is a software issue, but after several flashes from different roms the problem still persists. Has anyone else seen this happen? And does this sound like a hardware issue?
I opened notes and took a picture of what happens when trying to use the scrollbar in landscape mode to show how off the calibration is at the bottom. Thanks in advance for any help I can get on this.
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I had this EXACT same problem. I had the mistake of pushing down too hard while applying a screen protector and it pushed in the screen on the bottom. From that point, I could never calibrate the bottom of the screen. I was able to get a replacement, because I told Cingular that it was broken and it was only a month into my contract.
So, I think the guy probably messed up applying a screen protector or accidently somehow pushed in the bottom of the screen. This is in no way a software problem....deff hardware issue.
Thanks for the response. I filed a claim with paypal for a refund. With the way that it was packed I'm amazed the phone works at all!
Im sorry to hear someone trying to get over on you. Hope everything works out.

Screen response problems

My mom's G2 got the 2.3 OTA a week or so ago (maybe two weeks), and ever since then she's been complaining to me about her touchscreen being unresponsive.
I downloaded an app onto her phone called "Touch Test" which displays the points of response of the screen, and well, take a look at the rough re-creation in the screenshots below:
When you draw a line like this:
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"lightbox_error": "The requested content cannot be loaded. Please try again later.",
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This happens:
This is a semi-accurate recreation, but what actually happens is when you draw the line from the top (like say scrolling through something) to the area where the dot is on screenshot 1, the screen registers 4 other "touches" at random locations in that bottom part of the screen (screenshot 2).
At that point, the entire screen except the top half becomes unresponsive, including the capacitive home/menu/back/search buttons, and the only way to bring it back is to lock the screen with the power button and unlock it. The screen then works fine till you scroll again.
I'll try and upload a video of it later this afternoon.
Anybody else seen behavior like this before?
My phone did that to and I had to have it replaced. Something to do with a faulty sensor. Its a known manufacturer defect.
Sent from my HTC Vision using Tapatalk
My mom took it to the store today, guy looked at it (luckily, the screen had froze just as we walked in, as she was using it) and said "welp, it's broken. $20 warranty exchange, ships today, 3-5 biz days. have a good day" and now there's a replacement on the way.

[Q] red line straight through

Was checking email and all of a sudden I saw this
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Already set up my rma... lasted for about 30 mins (reboot, turned off, still there) and while I was on phone with google, it mysteriously disappeared. Anyone else in same boat? Search is disabled currently
illsellyoursoul said:
Was checking email and all of a sudden I saw this
View attachment 1538985
Already set up my rma... lasted for about 30 mins (reboot, turned off, still there) and while I was on phone with google, it mysteriously disappeared. Anyone else in same boat? Search is disabled currently
Click to expand...
Click to collapse
Seems like a software bug to me. It didn't affect the notification area and the nav.
Probably sothing to do with the video controler?
Really weird
gfgodoy said:
Seems like a software bug to me. It didn't affect the notification area and the nav.
Probably sothing to do with the video controler?
Really weird
Click to expand...
Click to collapse
Try a factory reset and see if that solves it. You already have an RMA on the way so you might as well test different possible solutions.
You see looking at the picture, I thought it didn't affect those areas too... but I swore it did. I think it was just more visible on the drop down area. Of course I cannot remember now since it is gone...

[Q] Weird grid after replacing touch screen digitizer

Hi All,
Been a while since I've visited since purchasing a Nexus 4.
Anyway, my Defy had a cracked screen so I got a new touch screen digitizer to put in it so my daughter could use it.
Got it installed just fine, without any issues.
However, shortly after installing it I noticed this odd grid showing up on the screen. It's only visible when the phone screen is dark colored.
You can see a photo of the grid in this post on Google+. EDIT: Also attached the image to this post.
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"lightbox_zoom": "Zoom",
"lightbox_new_window": "New window",
"lightbox_toggle_sidebar": "Toggle sidebar"
}
Anyone have any ideas why that grid is showing? It's not a big deal, as my 3 year old daughter hasn't even noticed it. But if I were still using that phone it's something that would drive me insane. I'm mostly just curious as to why it's there.
Thanks!
I can't be certain but I also had the digitizer replaced and right away I noticed the grid. From what I understand each square is point to recognize touch. From looking at your pictures I would say that mine is not as prominent and I only see mine in lighter screens. I'm going to say its because it's not an original motorola defy replacement because when I compare with my other one (yes I have 2) there is no grid at all and the capacitive buttons are very different looking on the new one. I'm still trying to decide if I can live with it or not cause sometimes it does bug me.
Sent from my MB526 using xda app-developers app

Image Retention on new S5?

Just picked up a new white S5 on Friday. Few days later, I am noticing a burned in bar on the lower half of the screen. I am not sure what to make of this? Could this just be an issue with AMOLED panels? It's not very noticeable unless you look for it, but it is definitely there. Would love some opinions on this.
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[/IMG]
Burn-in (uneven wear to be more accurate) will still happen in any AMOLED device. the technology has improved so it should not appear until quite some time down the road, at least it's supposed to have improved.
Any app that might have kept an static image for a long time there?
MattMJB0188 said:
Just picked up a new white S5 on Friday. Few days later, I am noticing a burned in bar on the lower half of the screen. I am not sure what to make of this? Could this just be an issue with AMOLED panels? It's not very noticeable unless you look for it, but it is definitely there. Would love some opinions on this.
Click to expand...
Click to collapse
Well before venturing ideas, I'd like to get a good idea of what you are seeing. I'm sure that it is glaringly obvious to you since you know it's there now.. but your photos are not close ups or high res.. and you didn't circle the area or describe it in detail. Can you point it out or describe it better?
It might be exactly as the poster above suggests or I can think of three or four other possible causes depending on what the artifact looks like.

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