Touchscreen becomes unresponsive from time to time. - General Questions and Answers

I have a Huawei G510, I've recently posted a thread talking about a problem I had with capacitive buttons pressing themselves but i got no reply, I managed to get it fixed by disabling them from android file Generic.kl and qwerty.kl
and enabling softkeys. But now i have another problem with the screen it suddenly becomes unresponsive but after i lock the screen and unlock it it works, and I have to do this every minute or less. I have done a factory reset, wiped cache and everything but it still occurs.
Any idea about what causes this ?

Related

[Q] Strange running lines after turning device on

Hello all,
I have a strange problem with my device. Sometimes, when I turning device I see white/grey screen with running lines. My guess, it happens after device entering sleep mode. After pressing several times on On button it usually coming up. I already tried factory reset and data wipe. The problem is reproducible after it.
Here is a video, sorry for the quality: youtube.com/watch?v=dpdHsLgVnvU
My question is if this is a hardware or software issue?

[Q] Faea F1. Touchscreen only responsive on startup, fails after lock

Hi all,
Some months ago my screen cracked and last week I finally received a replacement screen which I was able to install.
I have been looking for many hours to find a similar case but could only find cases where the touchscreen didn't work at all or intermittently stopped working.
The problem:
I can start my phone, the touchscreen works perfectly.
When I lock the phone and seconds / minutes / hours after I wake it again, the touchscreen stopped working (the power button and volume button still work)
Repro:
1. I replaced the screen.
2. started the phone -> touchscreen is working 100% (i can do everything)
3. I lock/sleep the phone (power button)
4. I unlock/wake the phone (power button) -> touchscreen is not working anymore
5. I restart the phone by taking out the battery and we are back to step 2, it works but stops as soon as I lock it again
What I've tried:
- multiple different roms, all resulting in the same problem
- hard resets / factory resets/ cache resets / dalvik resets
- removing the slide lock
Is there anything I can still try?
Isn't it strange that the touchscreen does work after booting, but the moment it sleeps/locks it stops working
The only way it works is by never putting my phone to sleep, which is not the best solution, right!?
Unfortunately at the support center of the manufacturer they don't know the answer either:
==
Hi,would you please take it to your local repair store?
Please give me feedback from them.
FaeaMobile Support
==
I tried adding a link to a youtube video I made, but I'm unable to add it because of the no. of posts i have.
Does this video help explain the issue, and does anyone have any idea how I can fix this?
youtu.be/5L6CHNrIp8M

[Q] HELP: screen unresponsive when woken up ONLY

This issue make absolutely no sense to me, and only started yesterday.
First, I am stock, unrooted, no mods, no crazy sideloaded apps, just a good old Nexus 5.
When I go to wake the phone, I have noticed that the lock screen is 100% unresponsive. I cannot enter a pattern lock. I then switched to a PIN lock, thinking maybe there was an issue with the pattern. Again, unresponsive screen. So I took my screen lock off completely, thinking there is maybe an issue with the lock screen in general. Again, even with no lock screen, I cannot swipe screens, open apps, nothing. This also includes the soft keys at the bottom.
I decide to factory reset my phone. I update only my Google apps, and again notice the same issue. The screen is totally unresponsive, but then 2 white lines will flash at the top, and the screen will work.
Once those white lines flash, the screen is completely responsive like normal, there are no other issues until the phone goes to sleep again. Sometimes the little lines flash 2 seconds after waking up, sometimes 30 seconds, sometimes I have to hard reset the phone.
I also am linking to a YouTube video that I recorded of the issue in case I am not making sense.
So can anyone explain this to me? What could cause this issue on a phone that has never been rooted or flashed or anything?
Thanks in advance for the help!
https://www.youtube.com/watch?v=2r3U9MhZuG0&feature=em-upload_owner
Weird. Issue. Maybe you should stick everything from your sd to your pc.
And flash a factory image from fresh install from here - https://developers.google.com/android/nexus/images - if you're lucky the drivers maybe corrupt and not the hardware
Sent from my Android 5.0 Nexus 5
Could also be a loose connection. Maybe the flex cable to from your screen wiggled its way out a bit. I've never seen that before on any phone. I'd back everything up and flash a factory image. If the issue persists, contact Google and see if you can RMA the device.

phone presses buttons by itself.

I have a Huawei G510, at first I had it with stock ROM and it was sick, too slow and problems with microphone etc...
I installed a new ROM that was clean and runs smooth, after 2 weeks my phone started pressing menu or home buttons by itself sometimes, the problem kept occurring from time to time and I factory reset it everything became fine. after several days the problem appeared again without stopping as soon as I unlock it it starts pressing home,back,menu buttons by itself. I tried another ROM(cyanogen 10.1 android 4.2) and the problem still occurs even with nothing installed on my phone, didn't even set up GMAIL yet, after that the buttons stopped working at all, I downloaded a softkey app and after 1 day the problem appeared again. It is really annoying i've tried everything I can but it seems to be a hardware software, I'd like to stop the buttons from functioning if it's possible and use the softkeys app.

[Completed] Having a problem with MStar S700's touch screen

So basically, around 2-3 weeks ago my phone's screen started acting up. Usually it'd take me two tries when turning the screen on to actually get the touch screen working. As in, I turned the screen off, the touch screen doesn't register any touches, then I shut the screen down and try again, and it sometimes works. Now, this didn't bother me - I though, maybe there's some short circuiting, it may fix itself. Fast forward 2 days later. my touch screen now needs minimum 3 tries to work, up to 9 or 10 sometimes. Note that when my touchscreen starts working, it works without a problem, all 5 fingers until the screen is shut down. Then I did something that COMPLETELY broke it - I restarted my phone. The touch screen never worked then. Like ever. I could try 100 times and it wouldn't work. I'd take out the battery, let it reset nice and **** - it doesn't work. So the next thing I did was a factory reset in recovery - the phone is restored to functionality before restarting it. Now, I didn't shut down my phone for 2 weeks, nor did it run out of battery - it's the same. Today, I've restarted it and the same problem occurred again - touchscreen completely unresponsive. So, I did the same thing as before, only this time I tested dalvik-cache and cache separately - none worked in any combination without a factory reset - at this point, I'm already certain the problem is in the software, and not the hardware. So, guess what - phone was restored to functionality with 2-3 tries after that reset. Then - an even more peculiar thing - I've enabled the touch gestures to turn on a screen. Most of the time when the screen turns on with a double tap, the password screen reacts to touch, but there are cases when I double tap, it opens, and then it doesn't work - it doesn't register touches. Most of the time, though, it doesn't even open the screen through the double tap. I've also noticed that it would sometimes happen when running - for an example, I play a lot of Cytus and Deemo - whenever there would be a break of more than 2 seconds between taps, if I didn't tap in between (so, when there are no beats to hit), it would sometimes completely ignore the next tap, as if the digitizer turned its touch detection off due to inactivity...
At this point, I have no idea what it is. I know that it's not the proximity sensor which I had originally suspected, and I know that the problem lies somewhere inside Android data folders or something a factory reset wipes. However, I have no idea where. My phone has been rooted and runs xposed, although I haven't used it since the reset - I wanted to flash a custom rom but found none other than Mstars 5.0 fresh install ROM. So, if anyone recognizes this problem, can I fix it with a new ROM flashed? Can I fix it by finding the **** that's causing this and always delete it at startup via script? Or should I just attempt to fix my phone in a repair shop?
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