[Q] N6 AT&T: Screen will not turn on - Nexus 6 Q&A, Help & Troubleshooting

I've had my phone almost a week now. Last night the screen stopped turning on. I can hear notifications telling me the phone is on, just not the screen. I did a google search and saw similar problems on the N4 and N5. I have tried there methods now over 100 times and still no success. I am holding POWER + VOLUME-DOWN for 15-20 seconds then plugging in USB port but this in a number of variations is not working. Is anyone else having this problem and do you know of a fix for this?
Phone is not rooted if that helps.

Make sure you still have battery (plug it into the wall) then hold down volume up+volume down+power until you get into the bootloader.. From there you can flash factory images or try going into recovery (use volume up to scroll to recovery mode) and do a factory reset. Once in recovery you will need to hold down the power button and tap the volume up button once to bring up the menu for factory reset.

tried that, no luck since the screen doesnt turn on. any other ideas?

you got a sod(sleep of death). the only way around this is to press the power button for 20-25 seconds straight, then reboot. or, there a possibility that your screen stopped working.

Have you tried plugging it into the computer and giving it adb commands to boot into BL?

I wonder if this is an issue with Android in general on rare occasions since KitKat. I had this problem too on my LG G2

yeah, i tried all of these methods and gave up. at&t gave me a new one since i was under 14 days. the lady said they had a whole batch of n6 they had to ship back because of problems and that the newest batch "should" be problem free.

Related

[Q] Sprint HTC ONE stuck on white boot screen

Hello,
I've just installed this ROM after wiping Cache/Delvik Cache and system wipe.
Now the phone is stuck on the boot screen and I can not get back into recovery to sort it out.
I held down power & vol+ buttons to get into recovery but nothing happens. The Home & Back buttons flash after 3 seconds then nothing happens.
Any thing else I should do to get into recovery ( TWRP)
My friend whop is a member asked this question on the Developers forum and so far no luck.
we have tried the following:
This is suggested by chogardjr: Plug your phone in to charge. Don't use a USB port for power. After you plug it in try the hard reboot again.
PLEASE HELP
Just for the sake of testing... Have him hold power without holding the volume. It should force reboot, not to the bootloader, so he can get a feel for how the reboot works. It can be finicky during a bootloop cause there are processes trying to run in the background. But it should do it if you hold power long enough.
Edit:
Also find out if the charge light comes on when he plus it in.
Tried and no joy.......
rking786 said:
Hello,
I've just installed this ROM after wiping Cache/Delvik Cache and system wipe.
Now the phone is stuck on the boot screen and I can not get back into recovery to sort it out.
I held down power & vol+ buttons to get into recovery but nothing happens. The Home & Back buttons flash after 3 seconds then nothing happens.
Any thing else I should do to get into recovery ( TWRP)
My friend whop is a member asked this question on the Developers forum and so far no luck.
we have tried the following:
This is suggested by chogardjr: Plug your phone in to charge. Don't use a USB port for power. After you plug it in try the hard reboot again.
PLEASE HELP
Just for the sake of testing... Have him hold power without holding the volume. It should force reboot, not to the bootloader, so he can get a feel for how the reboot works. It can be finicky during a bootloop cause there are processes trying to run in the background. But it should do it if you hold power long enough.
Edit:
Also find out if the charge light comes on when he plus it in.
Tried and no joy.......
Click to expand...
Click to collapse
I had a similar problem with a bad kernel flash and could not get the device to shut all the way off - thats why the keys are blinking. I plugged it in to a charger, left it like that for a few seconds, then unplugged, held it under a bright light and waited. After a few more seconds, it shut all the way down and I was able to boot to recovery in the usual way (power+down). You may have to try combinations or maybe not. But, you won't get to recovery until the phone shuts all the way down. High light under in the 'eyes', plugging and unplugging, and holding the power button for up to 30 seconds are all known ways to do this, but as was said before a bootloop has processes trying to run, so the machine can be 'confused' and have difficulty shutting down. Hope you are successful...
Thanks. I actually got it going with one of the answers posted for me, by powering it off under a bright light.
Sounds daft, but it works.

[Q] VZW Moto X half-bricked? Screen off, vibrates randomly.

Hey folks,
Weird issue today with my Moto X (locked boot loader, unrooted, totally stock). Earlier today I took the phone off the charger and all was working normally. About an hour after that, I took my phone out to check stuff and the screen is off completely and the phone vibrates every so often but at uneven intervals. I have tried every hardware key combo known to man to reboot and nothing gives. I'm hoping that once the battery eventually dies on its own I will be able to reboot (?) and this is some random software issue, but no idea. Anyone have a solution? I've already emailed Moto to see what they think. I'm in Kabul right now so no VZW stores for a few thousand miles.
Appreciate any input/help!
I have had this before, I however an not so stock and assumed that was the culprit. Have you tried holding down power until reboot? It should be like 10-15 seconds.
Sent from my XT1056 using Tapatalk
Yea I have tried that a bunch today holding the button down for even a few minutes. Nothing but a vibration. Tried volume down + pwr and same result.
infernox51 said:
Yea I have tried that a bunch today holding the button down for even a few minutes. Nothing but a vibration. Tried volume down + pwr and same result.
Click to expand...
Click to collapse
If you can get to the fastboot screen you could flash the Verizon sbf firmware , did you try plugging the charger in ?and see if you can boot it that way
Sent on my Moto X
I plugged it in to a vehicle charger (where I am right now) and nothing changed when I did the button combos. I'm going to see about fastboot later on today but not looking good at this point.
infernox51 said:
I plugged it in to a vehicle charger (where I am right now) and nothing changed when I did the button combos. I'm going to see about fastboot later on today but not looking good at this point.
Click to expand...
Click to collapse
I had the same damn problem on my Droid Maxx... It just used to randomly vibrate and vibrate and vibrate with the screen off... and used to get super hot and finally stop... Then i took the phone apart and guessed the LCD connection was bad so i just removed every thing i could and put it back together! And Vola it worked!!
Heard back from Moto - just going to start the exchange process. They didn't seem to know what was up with it.
Solved the same problem here
I just had the same problem and got it working with a fast-boot followed by a factory reset. As I didn't know exactly when it was turned off, I could only be sure about when it was on (after pressing power button and having the boot animation loading). Based on that, I pressed the power button for about 6 seconds to turn it off.
Having it turned off, I followed these steps:
1) Power + 'Volume -' for 3 seconds
2) Release Power, but keep 'Volume -' pressed until Fast-Boot appears
3) Search for (navigate to) "Recovery" by using only 'Volume -'
4) Confirm 'Recovery' with 'Volume +'
5) When the android robot appears (probably with a 'no command' message), hold 'Volume +' and, after that, tap Power
6) Go to wipe/data factory reset and confirm it with Power
7) Go to 'Yes', confirm it with Power and wait. For some moments it may seem dead, but it will be doing its job
8) After it is erased, go to 'Reboot system now' and select it with Power
9) Wait until it is restored by itself
I hope this helps anyone with the same problem
@infernox51 if you are unrooted and totaly stock, and don't have a hardware issue, then following the first few steps of what @claudioeddy posted should get you to fastboot and/or recovery menus.
If you follow through, with steps 6 & 7, it will factory reset your phone, erasing all data, apps, /sdcard, etc.
The only time I've had those symptoms is when I've flashed a bad LOGO.BIN file to my phone. In which case, I do what claudioeddy posted to get my phone to fasboot menu, and then flash a known good logo.bin. But if you are stock and unrooted like you say, then i don't know what to say.
If Moto will exchange your phone, that is great.
Thanks for the Solution
KidJoe said:
@infernox51 if you are unrooted and totaly stock, and don't have a hardware issue, then following the first few steps of what @claudioeddy posted should get you to fastboot and/or recovery menus.
If you follow through, with steps 6 & 7, it will factory reset your phone, erasing all data, apps, /sdcard, etc.
The only time I've had those symptoms is when I've flashed a bad LOGO.BIN file to my phone. In which case, I do what claudioeddy posted to get my phone to fasboot menu, and then flash a known good logo.bin. But if you are stock and unrooted like you say, then i don't know what to say.
If Moto will exchange your phone, that is great.
Click to expand...
Click to collapse
This saved me - thanks so much. Several months old but still completely relevant. Awesome!! :cyclops:
Gundabolu SC said:
I had the same damn problem on my Droid Maxx... It just used to randomly vibrate and vibrate and vibrate with the screen off... and used to get super hot and finally stop... Then i took the phone apart and guessed the LCD connection was bad so i just removed every thing i could and put it back together! And Vola it worked!!
Click to expand...
Click to collapse
Man Help Me i have droid turbo

Power button issue

I just discovered yesterday that my power button seem to be not working. Pressing it doesnt lock the screen and long pressing it doesnt bring up the power options. Tried wiping everything and still the issue remains. When I pull my battery and then insert it back the phone boots itself, as if the power button is pressed all the time (even though i can still click it and its not stuck). Ive been using rom toolbox for the power menu but choosing to turn off the phone makes my phone have a screen freeze, all other options work like reboot, fast reboot, reboot recovery etc. Anyone know how to fix this?
Edit: After a couple of days my power button is working again
Kcube989 said:
I just discovered yesterday that my power button seem to be not working. Pressing it doesnt lock the screen and long pressing it doesnt bring up the power options. Tried wiping everything and still the issue remains. When I pull my battery and then insert it back the phone boots itself, as if the power button is pressed all the time (even though i can still click it and its not stuck). Ive been using rom toolbox for the power menu but choosing to turn off the phone makes my phone have a screen freeze, all other options work like reboot, fast reboot, reboot recovery etc. Anyone know how to fix this?
Edit: After a couple of days my power button is working again
Click to expand...
Click to collapse
How did you get it to work? Or did it started working on it's on? Thanks
I've seen that happen on mine, due to a bad USB charge port. Replaced it, problem disappeared.
Any chance your device sometimes thinks it is docked to a docking station?
Inexpensive part to obtain, less than 10 dollars (usd), takes about 15 minutes or less to replace.
In the 2+ years I've had mine, I've gone through 4 of them LOL...I'm hard on charge ports I guess.
Kcube989 said:
I just discovered yesterday that my power button seem to be not working. Pressing it doesnt lock the screen and long pressing it doesnt bring up the power options. Tried wiping everything and still the issue remains. When I pull my battery and then insert it back the phone boots itself, as if the power button is pressed all the time (even though i can still click it and its not stuck). Ive been using rom toolbox for the power menu but choosing to turn off the phone makes my phone have a screen freeze, all other options work like reboot, fast reboot, reboot recovery etc. Anyone know how to fix this?
Edit: After a couple of days my power button is working again
Click to expand...
Click to collapse
It just started working again. When I turned off my phone to place my sim back and it didnt boot up automatically, I knew the power button is working again. Pressed the power button, device booted up and the issue is gone. I dont know if mh device thinks its docked, i dont have a docking station and ive never had problems with my charging port yet.
I've been using my N7000 for 2 years and this thing happened for 3-4 times. The lock button will be like stop working, sometimes it is like being press all the time and the problem will be sorted out by itself. Normally when this happens, the phone will be laggy and will reboot by itself. Is it a common thing for this phone?how do you get your phone fixed Kcube989?

No responding M7

Hi all,
This morning i check if my bootloader was unlocked, because i wan't to give it a try to root it.
I found out it was unlocked (holding down volume and press the power button)
After that, i rebooted my phone and everything worked normal.
Until a couple of hours later, my screen didn't wake up when i pushed the power button.
The homebutton and the backbutton where flickering (going on and off)
So, i waited for a couple of minutes, but nothing changed.
After (i think) 10 minutes, i hold the power button for a couple of seconds and the flickering buttons stopped.
Since then my phone doesn't repsond anymore. I tried the powerbutton for a while, and with the combination of holding the vol. up and down.
So far nothing helped.
Does anyone know what's wrong, and what i can do to wake my phone from its coma?
Thanks in advance!
Enjoy your weekend. Ben
Did you press the power button for a few second before the soft keys started going on and off? Does your phone show a green battery animation when you connect it to a charger?
If the soft keys started flashing on their own, and if your phone doesn't show any signs of life even when you attempt to charge it, I'm afraid this is a hardware problem which no one can fix online.
let's wait and see what more experienced members have to say.

Black Screen, won't do anything.

Hello,
I have a rooted and TWRP installed but otherwise stock 5.something T710 that I had worked on months ago. It's been great and my daughter had been using it to watch videos a couple days ago. I took the tablet from her at the end of our road trip and noticed it had about 63% battery left. I left it in the truck while we went to the movies(about 40 degrees f outsides) and then drove home without ever touching it until we got home. I went to use it when we got home and it would not turn on. I plugged it in to let it charge thinking it died for some reason, using the stock charger, though battery icon never appeared. The next morning I went to check it and it still would not turn on.
When I press the power button or plug in or unplug the charger the Recent and Back soft key lights will turn on for a second, then turn back off again.
I've tried:
Holding the power button down alone for over 3 minutes.
Held the power and volume up button for over a minute
Power and volume down for over a minute.
Home, volume down and power for over a minute
Home, volume up and power for over a minute.
I can connect it to my computer and it recognizes that my Tab S2 is connected but no files show as the default for the device was just charging mode and not the file modes.
Odin3 v3.10.7 recognizes it as connected. But fails to send the TWRP file again.
Any help?
Since the soft keys light up and the computer recognizes the device, it sounds like maybe the tab is still working but with no display? By any chance did you have adb working? I f so you could try rebooting, or booting into recovery to see if you see anything on the screen. It's possible that when you held the button combos, that it did boot into download and recovery but you couldn't see anything? In which case it could be a hardware problem. Hopefully it will fix itself! Sorry I can't be of more help..
Well adb shows the device as unauthorized. Reboot command says the same thing.
The home key is unresponsive to my finger print unlocks and no sound plays when I try to adjust the volume, like the ding sound it makes to hear if this is the volume level I want. There are never any of the capacitive touch vibrations or whatever its called to feel when you press a button on the screen.
I was wondering if it had something to do with hardware it's just strange that it would stop working from just being in my truck. From my knowledge it was never dropped or bumped heavily or anything, at least recently.
I guess it is possible something just burned up inside, that would be inconvenient, I've got to look up if its still in warranty. I love the size and performance of this thing.
Thanks for replying, hopefully more to come.
Still can't get it to work, same issues as above. I let the battery fully die which took about 2+weeks from the initial post. Which is to say that eventually the back and recent buttons stopped lighting up. I recharged it and after holding the power button for a few seconds the same condition repeated itself. If I touch the power button or home button the back and recent button back lights turn on for a moment and turn off again. There is no other indication of life. I would assume if it was just a dead screen then I should feel it try to turn on.
If I had to replace parts which ones should I look at first? Probably just the main board?
Buy a new one. Send yours in as defect. Done.
erase111
I see that is an old thread, but I having the same issue to a certain degree. The screen goes dark, but I can see the back light. If I play around enough times, (pressing the back and process button, before pressing the sensor button... Sometime, pressing the volume buttons and back button before pressing the sensor button), everything goes back to normal. Of course, it some random time, even when I am reading a web page or some other activity, it will go back to black.
So has anyone figured out what this issue actually might be? I thought maybe it was an issue with the ROM I was using, so I just moved over to LineageOS 16, but the problem still continues!

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