Weird line on my screen - Samsung Galaxy S7 Edge Questions and Answers

Hi there
I have a weird vertical line on my screen which only goes away when I enter hardware test mode (*#0*#) and press either red, blue, or green buttons but eventually comes back.
Does anyone know why this could be happening? I reinstalled the ROM but it didn't work since it still keeps coming back randomly.
I have attached some pictures that are hopefully clear.
Thanks for your time.

I had the same issue, if you apply light pressure under the speaker it should go away. Get Samsung should replace the screen for you because it'll keep coming back.

I had that on last wednsday, replaced the screen under warranty on thursday. Total: 1.5h waiting time (incl. a free coffee) in the service center.
Awesome service.
They swapped LCD and the battery.
Don't even try with Knox 0x1. They check it and refuse free repair if triggered. In such case the service cost is: 1150 PLN.

Man that sucks! I did trigger knox by installing a custom recovery and ROM. I am going to pay Samsung a visit and hope they don't figure it out.

Related

White screen - is my Wizard dead.

my first for ages.
I recently purchased a wizard which looks to be virtually brand new.
now the other day I updated it the the o2 uk latest rom as it was running a really old rom.
and it has been running perfectly, i have not looked into running any other rom or performance upgrades etc.
now I was using the device in landscape and after closing the unit my screen went bright white and my pride and joy is now not usable.
I can still acept calls, the touch screen still works but the screen is pure white.
Ive contact a few places and they all say the screen has died and needs replacing
Does this sound right.
its a £80 fix if this is right. im so gutted.
any advice is great before i pack it up and send it off.
anyone please....
Can you put it into bootloader mode? If not i would say you have a loose connection on the screen to the mainboard i had the same problem with my old phone the screen disconnected for the main board so no display! If you cant get it replaced take it apart and carefully check the connections if still doesnt work i would try another screen or buy one.
even when i reset it, it stays whits so cant see anyhting on screen,
ive had someone take it apart and re-seat the cables and still just a white screen
so im off to purchase another one in hope this is all thats gone
as your phone is booting up press and hold the camera button, is the screen still white?
cant tell now. ive sent if off for repair.
Im gutted.
bleep said:
cant tell now. ive sent if off for repair.
Im gutted.
Click to expand...
Click to collapse
I had a similar issue, the keyboard sliding in and out must have worn out the switch that detects when it is open/closed. I had had my wizard a year and the screen started flickering, i dealt with it for a while, then the scree was stuck blank white unless if i pressed on the area of the phone that had the contact.
I had to send it back and got a refurb.
sounds like thats what happened to you too. Hopefully when you get it back it will be good as new
ive sent mine for a screen replacement tho not a repair.
now im worrying that its gonna come back in the same state.
Gulp
got my wizard back after having the screen replaced.
2 days later when ever i touch the bottom of the screen with pen, finger or even breath on it.
the screen goes off and the phone locks up and dies.
I have to take battery out and restart it and it then works great till i touch the bottom again.
Sound like a dodgy screen or something else.
Seems like a flexi strip(The one conecying the display to the mother board) sometimes if the strip develops a tear or is not properly connected this issue usually happens.
the shop doing the repair have said there is the following issues
1- padding issue on the screen (either too much or not enough)
2- Problems with the main board. (something on there is failling, hardware wise)
How the hell could this be happening on a device that was working perfectly
apart from the screen had died.
have they done more damage attempting the repair... I think so .!
I had the white screen 6 months ago. Luckily still under warranty period so got it repaired. It was the flexo-cable. since the fix no problem so far despites using the phone (also in landscape mode) daily.
when i got it back after the screen was replaced my xda worked great but as stated as soon as some preasure was applied to the bottom of the screen it would just die there and then.
I would have to take the battery out and then it would power on as normal
but again if i put presure on the bottom of the screen.. bang DEAD !
so sent it back to them and they told me what I stated above !
now waiting 2wks to hear what they are gonna do about it
not a happy bunny
still nothing back from the company thats doing the repair.
i dont know why they do this.
Im now thinking of getting my Xda back, selling it either on here or ebay and purchasing a new one.
Should i quit now or wait out for the miracle that they fix it completly.
Anyone in the uk reconmend a good repair company please im pulling my hair out.
http://forum.xda-developers.com/showthread.php?t=303872
theres your answer

HELP> Flashed Desire Rom, now screen wont light up

I have a serious problem. I noticed a bug in the Desire alphas where sometimes when the backlight went off during a call it would not come back on when the i took the phone away from my face. It always came back on eventually.
Ok now yesterday I flash alpha 8 and it worked fine. Now all of a sudden I reboot my phone bc the battery dies and the backlight won't come on at all! I know the phone is on because the haptic feedback and cap buttons are on and if I leave it on I can tell it's getting notifications.
How am I supposed to fix this?! I can't even see anything to get into recovery! My phone is unusable.
Find out every step to do a backup in recovery... see if that works
BlackHawk6 said:
Find out every step to do a backup in recovery... see if that works
Click to expand...
Click to collapse
Load into bootloader
Press power button once and wait about 20 seconds
press volume down once then hit power button once
Wait about a minute and move the trackball down slowly 3 time and press it
Scroll it down once and press it four times
trevorwhopkins said:
I have a serious problem. I noticed a bug in the Desire alphas where sometimes when the backlight went off during a call it would not come back on when the i took the phone away from my face. It always came back on eventually.
Ok now yesterday I flash alpha 8 and it worked fine. Now all of a sudden I reboot my phone bc the battery dies and the backlight won't come on at all! I know the phone is on because the haptic feedback and cap buttons are on and if I leave it on I can tell it's getting notifications.
How am I supposed to fix this?! I can't even see anything to get into recovery! My phone is unusable.
Click to expand...
Click to collapse
Unless your screen is broken you can always boot into recovery.
Take out the battery, then put it back in.
Hold the trackball down as you power on, this will boot you into fast boot.
Select bootloader, then select recovery. and bam your in recovery and can reflash.
I can get my phone into recovery. When I adb in i can push the phone into recovery, then when i hit adb devices it shows my phone and says recovery.
the problem is the backlight is not on even when i am in recovery. i would say the screen broke, but it seemed like a software problem, because it was just slow to come back on. It still always came back on. then I left it in my car chargine and it never came on again. The phone seems to be working fine though.
Kind of off topic, but did your call screen do this before flashing to Desire at all? Did you recently install a screen protector? I had problems with the PhantomSkinz screen protector making the proximity sensor less sensitive and behaved exactly how you're describing...as soon as I took it off it started working again. I'm now using a dcmugen88 screen protector and it works great.
interesting. i have one of those bodyglove or whatever protectors. best buy glued it onto my lcd. i suppose it could have started around that time. but would the proximity sensor still be deactivating the lcd even when its booting up or in recovery?
Oh, I must have overlooked that. The screen protector wouldn't cause any issues on startup or in recovery... guess it must be the rom then.
well, figured it out.
warning to n1 users: watch that lcd screen under the glass. its not nearly as sturdy as the glass cover.
the lcd/digitizer screen under my glass got cracked and stopped working. no drop, no warning, no funny colors. htc does not cover this in the warranty no matter how good the actual phones condition is.
i almost didnt get another n1, a phone thats inherantly weak (i found dozens of similar reports over the web) is not exactly a good case for a system with no insurance, no store to walk into, and very unhelpful support. they try to be very nice, but the rep i talked to couldnt even tell me whats covered and not. he just said let us charge 500 bucks to your card and we will ship a replacement, then decide if we think you have to buy it once we get your old phone. i demanded to talk to someone who did know. his manager denied hearing about lcd screen problems... after the original rep said he and htc knew this was a common problem. google didnt even return my email when i first contacted them saying my backlight was broken.
so again, be careful and get a good case.
trevorwhopkins said:
well, figured it out.
warning to n1 users: watch that lcd screen under the glass. its not nearly as sturdy as the glass cover.
the lcd/digitizer screen under my glass got cracked and stopped working. no drop, no warning, no funny colors. htc does not cover this in the warranty no matter how good the actual phones condition is.
i almost didnt get another n1, a phone thats inherantly weak (i found dozens of similar reports over the web) is not exactly a good case for a system with no insurance, no store to walk into, and very unhelpful support. they try to be very nice, but the rep i talked to couldnt even tell me whats covered and not. he just said let us charge 500 bucks to your card and we will ship a replacement, then decide if we think you have to buy it once we get your old phone. i demanded to talk to someone who did know. his manager denied hearing about lcd screen problems... after the original rep said he and htc knew this was a common problem. google didnt even return my email when i first contacted them saying my backlight was broken.
so again, be careful and get a good case.
Click to expand...
Click to collapse
ive got 5 bux that says the power connector to your lcd came lose so now the screen just doesnt turn on ... i have heard this issue before... send it in and get it fixed if its going to cost you then tell them to **** off and send their phone they just sent you back
Whatever rom you are running ask the developer of rom in his thread. That's where you will get the best information and help.

[Q] Black screen of death, then too bright with lines, now normal??

Hello,
I got the Galaxy S4 yesterday morning. Today around 9pm the screen was completely black. I could hear sounds and the buttons would light up but nothing worked. I pulled the battery and sim card as suggested via google search and still nothing. I got home and the screen came back on but it was really super bright with horizontal lines that were slightly shifted in one spot on top of each other. I plugged my usb from the charger into it a few times and eventually got a battery charging logo to come up. Had to do that a few more times before I got the screen back up. Now the screen appears normal but I'm scared that something happened to it. Either the screen is going to die soon or maybe it somehow over heated and that is why the screen was acting wierd. I just hope that since it seems normal now that I can get it replaced in store even though I can't duplicate the symptoms.
I'm curious as to what your take is on what's wrong with my phone? It had at least 75% charge before it started acting crazy. I don't want to keep it thinking it's fine and then after 15 days it goes out again and I'm stuck waiting for a repair to be shipped back to me.
Thanks
I just did a live chat with a Samsung Tech guy. He says it's because I installed an app or had a sd card inserted. He told me to uninstall Facebook and any ebook reading Apps and see if that fixes the problem. Do they think people fall for this? So incredible stupid if that's how they train their techs.
I was able to replicate the symptoms again. I bought the s view cover and when installing it had to press a little hard on the edges to snap into place. The screen went black again and did the same thing. Plugging to power then restarting fixed it. I found out that when I press the top right corner around where the time is, the screen flickers black and looks like I wants to cut out. Is there a sensor or digitizer located at that spot. If it's an issue when putting on a case, I see this is going to not bode well for the life of this phone. I went back to the dealer today and she gave me the number and location of a local samsung repair center. I'll have to give them a call tomorrow I suppose. Just be careful of any pressure being applied to the screen, even though mine has been acting up on it's own.
Just checked it now and it went totally black again and is not coming on. I've only had it a few days so not even enough time to load much stuff on it or customize it. I'm with Wind Mobile in Canada. It's getting boxed up and taken to the store asap tomorrow.

[Q] After return from warranty, screen went blue...then darkness

Hi All,
I just got back my phone from the repair center. While they didn't fix my original issue (microphone) because of some BS reason (crack in the bezel). my phone came back with another issue.
Right as I turned it on, the screen went completely blue, and then the screen went out. Nothing but blackness. The digitizer still works because I can feel the vibrations as I interact with the phone.
I was curious, has anybody faced any of these issues? Like, the screen going blue, then going out. Also, has anybody else heard of the clowns at LG warranty messing up their phone as opposed to returning it to the state it came in? How did you guys deal with it?
Thanks
It happens when people works. Simply return it to warranty, probably is only a connector fault

SAMSUNG A8 Black Screen H/w issue

Hi Xperts,
Have Samsung A8 whose screen was replaced 6 months back. However, the screen was not fit properly (not at level with the metallic case) and I had complained to Samsung Service Centre guys multiple times. Finally fed up of visits, I used the phone for last 3 months as it was. Recently, it has developed a unique issue.
If the screen ( from top right corner) is firmly pushed in the case, it gives black screen or flickering screen with Horizontal colored lines. However, if the screen is not firmly set in the case, it works fine. Service centre guys told me that the screen needs to be replaced by paying Rs 8500 again. Thats ridiculous since they are not accepting that they did a shabby job fixing the screen earlier. Moreover, the screen works fine as long as it is not pushed in the case too hard. Can u suggest what could be the probable issue? Trying to see if I can get this repaired outside SAmsung service centre in Delhi. Any suggestions are welcome.
Thanks,
Sameer

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