[Q] Moto G screen turning off and on by itself in regular intervals. - Moto G Q&A, Help & Troubleshooting

Only got the phone today and all. At stock as far as I know. If you lock and then unlock the phone, this can fix the issue. Until the next time you lock and unlock the screen that is. It does not happen if you boot into the boot menu/recovery, it does begin to happen in the Android boot up sequence, a specific point, in fact. The phone is plugged in the video because I was charging it, but it does it when not plugged in as well. Factory reset doesn't do much but why would it? As I say, it was already at stock. Seems to be an issue peculiar to me because I can't find anything about it. Any ideas?

I'd say your phone is faulty. You should ask for it to be replaced. Sorry.

Related

battery voltage low

Hi:
I have a HTC sensation 4G. I really like the phone. However, about 3-4 months ago, my phone suddenly switched off. When I restarted my phone, it got stuck on the HTC logo and wouldn't go further and switch off. It would start again, show the white screen with the HTC logo and switch on again. It wouldn't go any further and kept doing so in a loop. I thought there could be 2 possible reasons for the same: 1.) software issue or 2.) Hardware issue. I was pretty sure it was not a software issue as I had not made any changes in the software. I took it to a HTC repair center. The repair charges they were asking were freakingly high (300$!!). I didn't get it repaired from them. However, they gave me the exact reason of the problem. They said that it was a hardware issue and often happens with the phones when battery of the phone is removed while the phone is running. If this is done multiple times, such an issue can arise. I had done it multiple times before the phone had stopped working. I then got the phone repaired from another shop paying a third of the price. He didn't give any guarantee if the phone works. But the phone started working after the repair.
Very recently though, I was using my camera and as soon as the flash came on, the flash light got stuck. The phone was, however, working. But I couldn't get the flash to switch off. So I thought of restarting my phone. The phone switched off and when it turned on, it had the same problem. It is stuck in a loop on the HTC logo screen. I think this could be a software problem. What can i do to repair it?
Another thing I want to mention is that I am unable to go even in the recovery. When I try to go in to the recovery, it switches off and shows the HTC screen again. On one occasion when I tried to go into recovery from the boot screen, it showed a message that the battery voltage is low, please change the battery immediately. So i thought it is a battery problem and I looked up on the internet to find a solution. Somewhere I read that sometimes the gold plated contact points on the battery get scratched and corrosion happens. One solution was to clean the corrosion and try again. I did but didn't work. Also, when I try to charge the phone (because the battery voltage is low), even if the phone is switched off, its starts up again automatically without pressing the power button. Then it keeps going in the loop.
I don't know what the problem exactly is. Do i need to change the battery? I am running official HTC ICS ROM. Please help me with a solution.
It will be of great help. Thank you!!
Android lover

[Q] Samsung Nexus SCH151 -- Desperately Need Advice

Hello Everyone,
I'd be eternally grateful for any technical advice and wisdom anyone that can help with my issue! I have a previously rooted phone that I have to return for a warranty, but the bootloader is unlocked and I can't lock it again.
Here is the problem, my phone completely shuts off about 10 seconds after the screen turns off. It's a full shut down, not just the screen not turning back on.
Some other symptoms:
My phone won't power on while it's plugged into the wall outlet. I have to remove it from the charger for it to turn on. But it will charge while the phone is ON and I plug it into the wall outlet afterwards.
My phone will automatically shut off when I plug it into any USB cable connected to a computer that's on (however, it doesn't automatically shut off if I plug it into the wall charger while it's on)
When I press power and volume down for ODIN or volume up + volume down for the bootloader screen, both screens will only show up briefly, then the phone will immediately shut down. I can't access either menus.
I have tried swapping out my battery with my wife's, and it does the same thing. Her phone works perfectly fine with my battery, mine doesn't work with either. (We have the same phone).
I rooted my phone a little less than a year. It became unrooted quite a while back when I accidentally ran a stock update. I never messed with it since. I'm EXTREMELY rusty with rooting and custom firmware and flashing, etc., so I apologize in advance.
I'm terrified because I'm sending out my phone under that Samsung warranty because all of my tech sense tells me there's a hardware issue going on; it's not my fault. However, aren't they going to see the big "Unlock" icon under the google logo when they get my phone, and immediately say I have a voided warranty? The representative said they'd charge me $300 if they phone was "damaged".
I almost wish my phone were a complete brick and wouldn't turn on at all. But at this point without access to a bootloader menu and my phone being unrooted and not able to work with it on my computer, I'm not sure what I can do.
It's already restored completely to factory defaults through the android interface. But that "unlock" icon is still there when it boots.
Anyone have any advice for me at all? Again, if my terminology is off or I'm not being clear in some way, I apologize. Let me know and I'll clarify and/or give any more information required.
I have about three days to figure this out before the prepaid shipping box and my new phone gets here.
Thanks so much in advance.
Sincerely,
Darkencypher
Just for clarification, its the Samsung Galaxy Nexus SCH-I515.
Thanks
Darkencypher
Last chance
As I'm running short on time before my new phone gets here, I figured I'd give it another shot at seeing if anyone out there knows how to help me.
I'm nervous that the "unlock" logo that appears below the Google logo when I boot my samsung galaxy nexus means that my warranty is void. I was able to restore it back to factory defaults, but I can't remove that "unlocked" icon because the phone is so severely disabled in its current state do to some hardware problem that keeps it shutting off.
I'd settle for anyone even knowing how to turn my phone into a paperweight at this point. I'd rather it not turn on at all when they get it lest they see I've unlocked my phone and void my warranty even though I'm certain I have a hardware problem due to manufacturer defect.
Also, on a side note if anyone reads this and knows a little bit more about troubleshooting phones based on symptoms: I downloaded a program called Wake Lock and set it to keep the CPU running in the background even when the screen is off. It doesn't appear to shut off anymore when the screen turns off.
Thanks again,
Darkencypher

[Q] Help! My tablet immediately turns off after turning on

My tablet is unrooted, untouched, unmolested, etc. Running 5.0.1 from the ota update.
My tablet's battery died while I was using it a few hours ago. I put it on the charger and wait a bit before turning it on. It boots up normally but I'm immediately greeted with the "power off" message box as soon as android loads. I've done fastboot and did the recovery boot (whatever that means in this case) and nothing I have tried has helped.
I'm afraid of tampering with it to install custom roms, because if that doesn't work the warranty would be void.
Anyone experience this problem before?
Sounds unusual but my only recommendation is to leave it on the charger overnight to get it fully powered up.
If not, you might have to boot into the stock recovery and perform a factory reset. At that point if it still doesn't work, if your tablet is completely unrooted with a locked bootloader, just send it to Nvidia.
Yeah it sounds like it's gonna get rma'd. It was charging the whole time, in the 4 or so seconds it was on the lockscreen before turning off it would show the battery percentage at something like 60%+, so it was definitely charging.
After enough tries it just wouldn't even give me the nvidia start up splash screen. I managed to do a factory reset (which seemed to take a really long time). The factory reset let it get back to the lockscreen but it immediately turned off again.
Other things for people who might have this problem as well:
It started after I put in a 32gb micro SD card I bought for it. I think the SD card is fine because it works in my phone.
Also this tablet was only about 4 days old when it broke.
The tablet is completely stock. I'm lucky it broke so soon as I was about to root it.
http://forum.xda-developers.com/shield-tablet/help/tablet-shutdown-boot-t3035492

Droid Maxx Black Screen Of Death

Background, I have a Droid Maxx that I purchased/leased from Verizon, that arrived with 6-7.2. I downgraded to 6-7 and rooted. From the time of purchase the phone would reboot a few times a week. After rooting it began to reboot usually daily or many times a day. A week ago on Saturday it rebooted and began to loop from splash screen and back off. After many restarts it went into the factory recovery and no options would work and the screen forever went black. It has been charged for days, no button combinations work, except when plugged into the computer while holding the down vol it will load the hsusb drivers will sometimes load, and occasionally when connected to the computer or wall charger the green led will light. So I took the phone into verzion and they see the same results and attempted to charge it with both a cable and wireless, same results. So they shipped a new unit to me and before shipping this old one back to them I have a few questions for ones of you that may know the answer:
Anything I can do to restore it to stock? I assume no from my research
Will they discover its rooted?
If so what will be the resulting action?
Thanks for taking the time to read this.
Hi..
It's just a guess, but I don't think they waste any time trying to figure out what happened, specially since they already gave you a new unit. I would say, Don't bother
Enviado desde mi XT1080 mediante Tapatalk
ZMaissi said:
Hi..
It's just a guess, but I don't think they waste any time trying to figure out what happened, specially since they already gave you a new unit. I would say, Don't bother
Enviado desde mi XT1080 mediante Tapatalk
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Click to collapse
Thanks, that is sort of what I was thinking. I suspect the boot partition is corrupt. But, wasn't sure being a new customer with Verizon.
Hey can you link me something about how you downgraded your droid ultra from SU6-7.2 to SU6-7
LOL, just flash SU6-7 (CFC-obakem_verizon-user-4.4.4-SU6-7-release-keys.xml) with RSD-Lite. That's the easiest way.
rfunderburk39 said:
Background, I have a Droid Maxx that I purchased/leased from Verizon, that arrived with 6-7.2. I downgraded to 6-7 and rooted. From the time of purchase the phone would reboot a few times a week. After rooting it began to reboot usually daily or many times a day. A week ago on Saturday it rebooted and began to loop from splash screen and back off. After many restarts it went into the factory recovery and no options would work and the screen forever went black. It has been charged for days, no button combinations work, except when plugged into the computer while holding the down vol it will load the hsusb drivers will sometimes load, and occasionally when connected to the computer or wall charger the green led will light. So I took the phone into verzion and they see the same results and attempted to charge it with both a cable and wireless, same results. So they shipped a new unit to me and before shipping this old one back to them I have a few questions for ones of you that may know the answer:
Anything I can do to restore it to stock? I assume no from my research
Will they discover its rooted?
If so what will be the resulting action?
Thanks for taking the time to read this.
Click to expand...
Click to collapse
Possible input hopefully it helps with your issue. Something similar has happened to me, but it was not software related. I am BootLoader Unlocked, but the only mod is for tether.
My phone would continuously reboot, but all I ever see is a black screen. sometimes when it stops rebooting the phone was actually powered on and responds to my voice commands, rings from calls, and notifications sounds work, but black screen.
My issue was actually due to the screen/LCD connection getting a little loose . Tech took phone apart disconnected and reconnected my screen, and problem solved. No more boot loops nor black screen.
It happened to me again a few months later, but I had dropped the phone a couple of times, which probably caused the loose screen connection a second time. After getting fixed again, I have had no issues, but then again, my Maxx also hasn't had any bad falls.
Mangu said:
Possible input hopefully it helps with your issue. Something similar has happened to me, but it was not software related. I am BootLoader Unlocked, but the only mod is for tether.
My phone would continuously reboot, but all I ever see is a black screen. sometimes when it stops rebooting the phone was actually powered on and responds to my voice commands, rings from calls, and notifications sounds work, but black screen.
My issue was actually due to the screen/LCD connection getting a little loose . Tech took phone apart disconnected and reconnected my screen, and problem solved. No more boot loops nor black screen.
It happened to me again a few months later, but I had dropped the phone a couple of times, which probably caused the loose screen connection a second time. After getting fixed again, I have had no issues, but then again, my Maxx also hasn't had any bad falls.
Click to expand...
Click to collapse
In the case of my phone, you could hold the power button in for a long period of time and then release and still nothing, not a flicker. I did not try voice commands, not a bad idea, but I did not want to open the phone due to the fact it was being replaced (further risking a decline on replacement).
On a similar note, the new unit seems to reboot at least once daily.

Poco X3 NFC - Can't access bootloader, fastboot or system (bootloop)

Hi. My close friend has this issue. I'm posting this because she can't figure it out by herself. A month ago, her phone downloaded an update and she installed it. Since then, the phone has restarted by itself without any reason, just random restarts and the frequency of restarts was more frequent with each day. Fast forward to this day and the phone is constantly turning up and shows the POCO logo and restarts by itself. This loop is not ending until the battery is completely dead. When trying to access fastboot or recovery mode, she can get there but only for few seconds (until the device restarts again) which is not enough time to make any changes / factory reset. She did not accessed developer tools in system, so the bootloader is still locked. Holding down power button does nothing. ONE SINGLE UPDATE screwed up whole phone. Can't do ****. There's no SD card or SIM card in the slot. Is there any "hack" to stop the phone from restarting itself? Note when the battery is completely empty and she plugs the charger, the whole nightmare starts again. I'm lost. Did you guys have any ideas what to do? Or is the repair centre only solution? (She cracked glass of the display, i'm not sure if that voids warranty. [it's not glass COVER, it's the glass which is part of the display])
Is this device unlocked? If not, then RMA.
If it is, my best guess is to get the device into recovery (or fastboot?) and immediately connect to PC.
If it holds, leave it there as it will charge, although at much slower rate.
When charged, use TWRP to try to reboot to system.
If it doesn't work, then factory reset.
Sadly, i can not get to recovery because in about 2 seconds the device will reboot. There's literally no time to make any changes - factory reset. Also the device is not unlocked. I hope RMA accept the phone even though it has cracked screen . Thanks for response anyway
Then RMA it is. If you're in EU they'll have to take it, even with the cracked screen.
But does the reboot happen even when connected to PC? Two seconds is enough to plug it in if you're fast...
Yeah, we tried every possible idea we can think of. Pressing the toggle button from different angles with different intensity to make sure it isn't stuck inside, covering up the proximity sensor (yeah makes no sense but even that we tried, lol). Tried with connected to PC as with classical charging brick. No change. Back in those days where smartphones doesn't have unibody construction and you were able to take down the back cover and remove battery it was way simple. Nowadays it's not possible to stop the phone from booting itself until battery is completely empty. My friend says the problem started about month ago, when the phone annouced that there is an update available so she downloaded it and installed it. Before that, there was no problem with the phone whatsoever. Maybe it's caused by some kind of virus but IDK which apps she was using. She didn't have rooted phone not unlocked bootloader in developer tools. Also i googled that it may be caused by "Airtel Thanks" app which she didn't have installed aswell. I will keep this thread updated as what happend to the phone cause i'm also interested what went wrong and to help future users who will struggle with this problem a solution. Thank you.
CaptainFedora, did you solve the problem? I have the same issue...
Yeah, actually. Sorry for not posting the answer although it was definitely her fault. It was the power button being pressed down (which made continuous bootloop). But the button was somehow pressed deep into the phone's body. So complete dissasembly was needed.
Btw. my friend lives in other country so we discussed this problem over internet. If i could have the phone physically with me i would definitely know what was the problem.
Hi.
Yesterday I had the same problem, the device kept restarting every 10 seconds, it didn't even come to any screen besides the first one with the POCO logo in yellow.
Things I tried that did NOT work:
restart
hard restart
fastboot (it did enter the fastboot mode, but only showing the picture of the 2 robots and after 10 seconds restarting again to the POCO logo image)
plug it to power
plug it to computer
After 3 hours of continuous restarting and trying anything I could find in the internet and I could imagine of (except extracting the battery because it seemed complicated and difficult to revert), I tried randomly something that miraculously worked...don't ask me why.
pressing the power button shortly and quickly around 30 times (it might have worked after 10 or 20, but I just kept doing it a little longer
Afterwards it just started as if nothing had happened...doesn't make any sense, but I just wanted to tell you in case you are in a similar situation and desperate to not lose all the images and videos as I was yesterday.

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