[Q]Lenovo Yoga Tablet 2 display problem - Lenovo Yoga Tab 2 Questions & Answers

Hi all,
I have a strange problem with my display. 2 days ago I just turned it on and had some strange lines that came like out of nowhere (I'll attach pics). The tablet is new, bought it one month ago, I didn't drop it, nor hit it. The part that has the stripes works if I press on it,it just doesn't display properly. The lines show up from the time I turn on the tablet,even before booting up the android OS.
Do you think it's a hardware malfunction or it could be fixed by upgrading let's say my GPU drivers?
P.S. When I make a screenshot, the display shows no problem.

hardware problem, factory malfunction maybe
nkoychev said:
Hi all,
I have a strange problem with my display. 2 days ago I just turned it on and had some strange lines that came like out of nowhere (I'll attach pics). The tablet is new, bought it one month ago, I didn't drop it, nor hit it. The part that has the stripes works if I press on it,it just doesn't display properly. The lines show up from the time I turn on the tablet,even before booting up the android OS.
Do you think it's a hardware malfunction or it could be fixed by upgrading let's say my GPU drivers?
P.S. When I make a screenshot, the display shows no problem.
Click to expand...
Click to collapse

Related

touch screen problem

when i touched the screen using my finger thumb in certain area of touch screen(middle), the start menu automatically drop down
i tried my friend's unit as well, also got this problem. anyone got this problem?
Yes, i have to this problem!
how u gonna solve it? seem like this model got this problem...just it seldom happen or frequently happen
I've the same problem too! But I've send it to HTC care (I'm in HK) to repair two times. First time they change the mother broad but the problem's still there; then I send it back the second time, they change the screen as well.
I've got it back for 3 days and the start up menu didn't pop up itself. Hope it won't happen again.....
I have been experiencing the same problem for some time now.
I've had this device for about 5 months and I have been treating it very nice.
Whenever I touch a certain area of the screen (which I haven't been able to figure out yet), the Start Menu pops out, which is very annoying, to say the last. It especially drives me nuts when trying to compose something using CooTek's TouchPal.
All in all, I do not know whether this is a hardware problem or not. I'm not very sure this is covered by warranty...
same problem here, touch screen changed 2 times by htc
i take to service center, they help me changed the motherboard as well but the problem still there...i think need them to help me change the screen as well...
second changed the lcd touch screen, still got that problem but less already
happen once a day sometimes 2 days once
anyone what the problem?

White screen in TyTN

Hi,
I bought my TyTN 6 months ago. I upgraded it to WM 6 from HTC update and and few weeks later during wirting a text message my screen went white and I couldn't do nothing. I restarted it after 15 minutes and I discovered that all data is gone. I got plain OS.
From that time the situation was accuring again, but after few seconds it was working ok and white screen was disapearing. I was using different OS versions, as well as Shap's form 3.54 up to 4.31 but it on every the situation become the same.
I contacted with HTC but still i didn't get any reply. Any idea what the problem could be? Is it the screen? Please help...
KaPeer
It's probably flex cable problem. There's been a few issues this type.
hmotwr said:
It's probably flex cable problem. There's been a few issues this type.
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Click to collapse
Do You know is it possible to fix it and if YES how to do this?
im having the same problem with my softbank xo1ht. if i hard reset screen returns but after about 15-30 mins screen fades to white and i cant see anything or use any function??? please advise
My screen was going white like for almost a week (coincidentally after going through airport security xray). I called for a warranty replacement and wouldn't you know it, after I called I have yet to see the white screen on the old one.
Are your hard buttons (d-pad, answer, hang up, mail, IE) failing as well? Try pushing down on your device right under the bottom right of the screen and see if it'll turn white.. or put it in standbay and press down above your d-pad and then take it out of standby and see if that fixes it..
your probably running into a hardware problem which is discussed here:
http://forum.xda-developers.com/showthread.php?t=321163&highlight=white+screen

display turned white

hi all
my htc touch elf (P3450) display turned to white with black patch at one place & some lines all of a sudden. it was working all fine. i was charging when a call came. i disconnected recieved the call. after that the screen turned white
Tried restarting but no result.
I can hear the notification of a message coming. but no ringing tone when i tried calling from other number
Please bail me out.
regards
Hardreset could be the solution
not resolved
i cannot see anything on the screen except white screen with black patch.
i tried hard reset with imaginary screen but not resolved
i see no visible screen cracks
how to check if screen is crack?
It may be that the LCD is cracked, thats what it sounds like to me, anyways. Check the connector as well though to make sure it is all connected correctly.
The white with black patch does sound broken to me though (Sorry!)
Stu
Hi Stu, I just received my friend's ELF. His display turn white, but the device still be able to receive phone call. trying to enter bootloader, all I get is white screen with some black-horizontal-thin lines. Tried to hard reset, now it seems the device is on phone setup position so I can not get anything.
Is this LCD issue? Could it be broken? FYI, before this happen, there's already one dead pixel on the screen.
BTW...is it possible that upgrading to cooked ROM can bring LCD broken? may be, unsuitable ROM?
regards,
Bom81
Not sure if flashing a cooked rom would kill the screen - although I would say thats very unlikey.
It does sound like the sceen is broken, theres one way to find out - If you don't mind giving it a go - you could always try your screen quickly in his phone - I'd imagine you're fairly familiar with the internals by now
(I do have a spare screen laying around now - JTAG is no longer able to pick up my bricked elf at all - full battery etc how I was doing it no longer works - guess it is dead for sure now!)
captainstu72 said:
It does sound like the sceen is broken, theres one way to find out - If you don't mind giving it a go - you could always try your screen quickly in his phone - I'd imagine you're fairly familiar with the internals by now
(I do have a spare screen laying around now - JTAG is no longer able to pick up my bricked elf at all - full battery etc how I was doing it no longer works - guess it is dead for sure now!)
Click to expand...
Click to collapse
Hahaha..LOL, Today I did want to put my LCD on my friend's elf. but I forgot to bring the opening tools to my office. guess I'll do it tomorrow and see how it goes. I'll let you know after my experiment with this thing.
A little bit Of Topic on this thread, I think so, your device has problem
so even the JTAG method will not be able to connect to the processor. Too bad you're in england, otherwise, the spare screen could be very useful here. LOL
UPDATE
ok..confirm the LCD is broken. I've changed the LCD with mine, and the device is working fine. i guess the dead pixel is the cause of the problem.
Should be able to find one cheap enough on ebay - I do seem to find it cheaper to buy another faulty one (maybe even bricked) as long as the screen is working
Need help on my HTC Touch
Hi Guys,
I really need your help badly. I have an HTC Touch (Elfin), I presume (128/256MB). The problem is i have downloaded the official windows mobile 6.1 rom and extracted the .exe file using Winrar. After which, i copied all the files to the sd card and renamed the .nbh file to ELF0IMG as instructed in the forum.
I put back the sd card and pressed the camera button and the power button at the same time. When it booted up it says reading from SD card and I can see that it is extracting the roms and ext roms. Afterwhich, there was a progress bar and then soon after a while screen turned to blue and then white. Currently now, as I am tying this the screen is still white. Please advise me asap in what to do? Thank you very much.
kss1 said:
hi all
my htc touch elf (P3450) display turned to white with black patch at one place & some lines all of a sudden. it was working all fine. i was charging when a call came. i disconnected recieved the call. after that the screen turned white
Tried restarting but no result.
I can hear the notification of a message coming. but no ringing tone when i tried calling from other number
Please bail me out.
regards
Click to expand...
Click to collapse
Ur display screen has been broke as simple as that..
Ok. Here is the thing.
I've droped my phone down, straight on the screen, no problems. 5 minutes later, when my brother was trying to play on it the screen turned white, with no stripes.
After 1 month i even forgot i had an htc, found it in my office drawer, and i thought of reinstalling the rom. But before that i pushed very hard on the screen, i took the battery out, pushed it in the battery space and after i started it worked like a charm.

Display not responsive

Hi,
all of a sudden, the display of my HTC Touch HD doesn't recognize any taps any more. Also the soft-keys are not working. However, what is astonishing for me: If the display dims after 1 minute or so, tapping on the screen will bring full light to the screen, hence: the display recognizes at least some kind of fingertaps. Hardkeys (power on/off, volume) are still working, also the device at itself is working like always.
Hard-reset didn't solve my problem, I am stuck on calibrating screen which doesn't recognize my fingertaps... :-(
What I also recognized the last few days. When I activated the phone from standby (power-button), at least 5 times I saw the power-down-selection screen, though I never selected it before... Strange (in my eyes).
Has anyone had similar experiences, is this a hardware failure??
I use energy-rom WiMo 6.5 release. If it's important, I can add the release version.
Thank you for your replies
Uli
Uli321 said:
Hi,
all of a sudden, the display of my HTC Touch HD doesn't recognize any taps any more. Also the soft-keys are not working. However, what is astonishing for me: If the display dims after 1 minute or so, tapping on the screen will bring full light to the screen, hence: the display recognizes at least some kind of fingertaps. Hardkeys (power on/off, volume) are still working, also the device at itself is working like always.
Hard-reset didn't solve my problem, I am stuck on calibrating screen which doesn't recognize my fingertaps... :-(
What I also recognized the last few days. When I activated the phone from standby (power-button), at least 5 times I saw the power-down-selection screen, though I never selected it before... Strange (in my eyes).
Has anyone had similar experiences, is this a hardware failure??
I use energy-rom WiMo 6.5 release. If it's important, I can add the release version.
Thank you for your replies
Uli
Click to expand...
Click to collapse
I had the same problem one year ago, it's like somebody is pressing and holding a point of the screen, so u cant do anythink.
I tried to hard reset, to leave it with no battery for one night, also i tried to put back the stock ROM, but nothing helped, so i just chaged phone.
This year the new phone broke and i tried again the HD and it was working again, but sometimes the problem was coming back.
So i descovered how to fix it...
U have to bend the phone a little bit... REALLY
U have to bend the phone holding it with 2 hads and pressing with your fingers on the side of the camera in the middle of the phone, I know is not so nice but solved the problem for me.
So remember, bend it pressing on the back of the phone, NOT ON THE SCREEN
Good luck
OMG don't bent phone! You might destroy motherboard! Probably your digitizer is dying, replace it as they're cheap. Motherboards are not.

Black screen but the device still working

HELLO guys
i really need help now.
i was trying to test my screen i saw a red color on reading mode so i search how to test the screen, then i found this code *#*#2663#*#* Displays touch-screen version and *#*#0842#*#*Vibration and Backlight test after i use it the screen start to become dark and weird until it becomes black totally. i trying to login to bootloader or fast-boot but i can't see anything, i just feel the touch vibration on the screen and the led is working and the menu and back key look working too.
i tried to restart my device 50 times but still the same, first time i saw Oneplus logo then black but now when i restart nothing at all.
i never dropped my mobile or something, i received 10 days ago.
something weird happen i was trying to fix it than i heard i was calling so the mobile is working but the screen is black.
any help will be appreciated and thanks in advance
update
Maaalx said:
HELLO guys
i really need help now.
i was trying to test my screen i saw a red color on reading mode so i search how to test the screen, then i found this code *#*#2663#*#* Displays touch-screen version and *#*#0842#*#*Vibration and Backlight test after i use it the screen start to become dark and weird until it becomes black totally. i trying to login to bootloader or fast-boot but i can't see anything, i just feel the touch vibration on the screen and the led is working and the menu and back key look working too.
i tried to restart my device 50 times but still the same, first time i saw Oneplus logo then black but now when i restart nothing at all.
i never dropped my mobile or something, i received 10 days ago.
something weird happen i was trying to fix it than i heard i was calling so the mobile is working but the screen is black.
any help will be appreciated and thanks in advance
Click to expand...
Click to collapse
i try to flash it using msm download and the mobile start then start flash white and dark until become black again
https://youtu.be/45lxZMHy1Q4
https://youtu.be/rCW_AT0BFV4
is it a hardware issue?
It's a brand new phone. Can you contact OnePlus for support or an RMA?
my370z said:
It's a brand new phone. Can you contact OnePlus for support or an RMA?
Click to expand...
Click to collapse
I did, i am waiting for the respond
Something weird like that happened to me with the twilight app on my axon 7, but a reboot fixed it.. ??
There have been times with my past 5 phones where if I go below 15 percent battery the screen shuts off but the phone is still active.. Can get into recovery mode fine. Factory resets/clean install even with all same apps always fixed it. ?
Beyond that, I would definitely look into that RMA.
hello,
i have the same problem at oneplus 5t do you figure out solution :'(

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