Questions tagged [power-on]

For questions about power on/off, and the like. Note that charging has its own tag.

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0
votes
1answer
750 views

Help to understand working of powerbutton and volume rockers

I want to understand the workings of power button and volume rockers in Android devices, which are associated with the kernel driver of these keys. What happens in the kernel driver and boot loader ...
0
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1answer
102 views

I opened my phone and tore the power circuit, can it be joined back?

I wanted to reseat my phone speaker because it wasn't working. In the process of dismantling my phone, I tore the power button's circuit. What kind of adhesive can I usually use to join it back ...
0
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1answer
330 views

Do all devices (that can connect to PC) power up when connected to PC?

I tested with my tablet and my phone and both react the same way: shut down the device completely. plug to computer USB. device powers up (boots into android, not just show charging animations). Is ...
21
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6answers
26k views

How to prevent someone from powering off an android device?

I have a Nexus 5. Even if I enable security passcode or pattern, someone can still switch off my mobile using the power button. How can I prevent it?
0
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0answers
706 views

Android poweroff timer

Asking for your help cause I cannot find any way to do what I need: I need to turn off my Android 4.0 device by timer. For example I'm launching an app, setting power off time to 5 min, and after 5 ...
1
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0answers
92 views

Phone turns off at random

I have a note 1 N7000, and each time the screen began flickering and after that it shut down. This got worse after flashing a cyanogenmod rom. By plugging in the charger the battery seemed empty, but ...
0
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1answer
27 views

Google Tablet help need power

Just purchased this for Christmas, it will not charge or turn on, any suggestions. Have tired several different charger
3
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2answers
4k views

Why does “Power off” actually reboot?

If I hold my power button, I presented with the option to "Power off" my device. I touch it, and my phone (a LG Nexus 5 running on Android 4.4 KitKat) indeed turns off. However, it suddenly turns back ...
1
vote
1answer
13k views

My iRola DX752 will not turn on

My son got an iRola DX752 with Android 4.2 jellybean for Christmas. It worked fine Christmas and now it won't turn on. It is fully charged. What can I do to get it to work?
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1answer
68 views

I flashed 4.4 and now my Galaxy Nexus power button will not respond

My Samsung Galaxy Nexus's power button is no longer responding. I flashed a ROM of 4.4 to it and now it no longer does anything. I made the mistake of taking the battery out and can no longer turn it ...
2
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3answers
2k views

Android 4.3 autoscreen turn on

This issue I noticed,once i updated my android to 4.3. The issue is after every 1 min the lock screen automatically turns on. There was no problem before. Please help,i dont want to degrade to 4.1 ...
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0answers
815 views

Nexus 7 won't do anything!

My Son had a problem with his Nexus 7, it wouldn't turn off or turn on. It just hung with the Nexus cross on the screen. I followed information regarding the re-seting by holding down the power ...
0
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1answer
656 views

Nexus 7 refuses to boot unless plugged into outlet

I've looked around the internet for this problem ad/or solution for hours and have found absolutely nothing on this problem. My tablet is brand new, straight from the box. When i have it plugged in ...
1
vote
1answer
809 views

Turn on Nexus One without Power button

My Google Nexus One has a broken power button. I'm using CyanogenMod-7.2.0-passion on it. I would like to configure trackball to turn on my device (after battery died or after changing the SIM or SD ...
1
vote
1answer
885 views

Galaxy S2 not switching on after being dropped

My Galaxy S2 dropped today and will not switch on. I dropped it on a very soft surface when this occurred. It usually happens and I just press the on button continuously and this usually does the ...
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0answers
266 views

Samsung galaxy Y does not factory reset

Lately my samsung galaxy Y has been switching off at random times, and does not switch on again. Well it switches on, and the samsung logo appears, but then it just switches off again. I have tried ...
1
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1answer
2k views

Power problems with Droid Incredible 2

My daughter's Droid Incredible 2 is mostly dead. Symptoms: If we can manage to turn it on, it only stays on for a minute or so after it completes all of its start-up tasks. Then turns off and acts ...
10
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7answers
140k views

What is an alternate way to Switch Off mobile without use of Power Button?

Device : MMX A89 OS : ICS 4.0.4 What is an alternate way to Switch Off mobile without use of Power Button? Can we Switch Off from OS itself? Is there any setting available? Or Does it require to ...
1
vote
1answer
353 views

Tab 2 10.1 keeps turning on

I bought a Galaxy Tab 2 10.1 last year and it's been working great. Then I noticed the other day when I tried to turn off the tablet (by holding down the power butter), it just recycles and comes ...
3
votes
5answers
37k views

power button defect: how do I turn my device on

Recently my power button stopped working, meaning that it does not accept any input. With Cyanogenmod, it was easy to add easily accessible buttons in the notification area to turn the screen off. ...
1
vote
1answer
204 views

Power off randomly after screen lock…

I have a very interesting problem. This is a chinese based phone Alps i4000 (fhd, inew i4000) with Jelly bean 4.2.1 os. The problem: - After i click the power button to screen lock, the phone ...
3
votes
1answer
16k views

How to access Samsung Galaxy S2 storage while phone is off

My Galaxy S2 recently froze while browsing facebook using Firefox (the loading animation kept playing though), then shut down after a minute. I haven't been able to turn it back on since then. I tried ...
0
votes
2answers
6k views

Samsung GT B5330 won't turn on

My Samsung GT B5330 doesn't want to power on. I charge it and when I try to turn it on it just vibrates (short vibration) and doesn't start. I let it charge for 2 hours and then it still did not start....
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0answers
200 views

Sound on Power-On

I want a sound to be played when the user presses the power button, Since I am customizing Android for Visually Challenged people this feature might let them know if the tablet has actually powered on ...
2
votes
1answer
131 views

How should I correctly turn on my phone?

This is regularly driving me nuts. Every once in a while, my phone freezes for whatever reason. I press and hold the power button to shut if off. Now comes the part that's giving me trouble. If I ...
1
vote
1answer
1k views

How does pressing the power button on Android compares to Windows 7s Sleep and Hibernation modes?

In Windows 7 it's pretty straightforward: Sleep: turn of everything except RAM. Data is still stored in RAM. Hibernation: writes RAM data onto the hard disk drive. Not useful for SSD drives, the ...
4
votes
3answers
246 views

When did my phone power off due to low battery? Is the information recorded somewhere?

I'd like to know when my Android phone powered down due to low battery. Is there a log or way to see this? I am running a new program that makes use of BlueTooth and I suspect that's the problem. I ...
1
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0answers
497 views

Galaxy S2 turns off randomly

I got a problem with my Samsung Galaxy S2 I9100. I have it for round about 8 monthts now and experimented with some custom roms. I installed cynogenmod 9, 10, 10.1 tested Syah Kernel and installed ...
0
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1answer
988 views

HTC XE turned itself off and won't turn back on

I charged my phone overnight for at least 6 hours. It was working fine when I checked my emails first thing this morning. Then, the phone restarted itself (not uncommon!). Since then, I can't turn it ...
3
votes
1answer
196 views

Reduce time it takes for device to power on when pressing power button?

I recently got my Nexus 7, and I love it. There is only one thing that is bugging me: The amount of time you have to hold the power button to turn the device on. Most of time I have to hold it for ...
-1
votes
1answer
3k views

How do I turn off Galaxy Tab completely?

I received a Galaxy Tab 2 7.0 (GT-P3113) for the holidays. I recently deduced that since I can install apps from Google Play on my PC to the Tab when it's off, that it's not really turned off. How do ...
12
votes
1answer
21k views

Nexus 7 wont boot after complete discharge

I accidentally let the battery on my Nexus 7 run completely empty, and now it won't start up anymore even after charging overnight. How can I make it work again? This is what happened in detail: My ...
2
votes
2answers
4k views

How to keep phone powered down while charging with ClockworkMod Touch Recovery?

In the course of setting up CyanogenMod 7.2 on my T-Mobile G2 (also known as the HTC Desire Z), I installed ClockworkMod Touch Recovery. My usual practice before that was to power off my phone and ...
1
vote
0answers
120 views

Galaxy Blaze reboots upon power off

I have T-Mobile Galaxy S Blaze, running 2.3.6. I rooted the phone months ago, uninstalled T-Mobile bloatware (using Titanium Backup Free), and have been enjoying using it for a while. Recently ...
4
votes
2answers
20k views

Is it possible to turn an Android tablet on or off over a wired connection such as USB?

I'm looking to use an Android tablet as a carputer, yet one problem I have is how to get the tablet to turn on and off when I turn my car on and off. With most carputers people will use special ...
0
votes
2answers
7k views

Turn off phone by holding the power button?

I've been having a small case of my screen not turning on at times. It happens on a 1 out of 100 basis. Anyway, I can confirm that the phone did not shut down because I can take screenshots (via power ...
0
votes
1answer
203 views

Can any Android device be set to not auto power-off?

If I buy any no-name Android tablet from ebay etc, is there a chance it will not allow me to force it to stay on all the time? In other words, is "never auto sleep" a universal feature of any android ...
3
votes
0answers
430 views

Why does HTC Incredible S on Android 4 not always switch the screen on? [closed]

I have a HTC Incredible S shich was recently updated to Android 4 and Sense 3.6. After that, it began to not always switch the screen on after pressing the power button. In 20% of the cases, it just ...
2
votes
0answers
363 views

HTC Desire sticky power button

I have an HTC Desire that is 2 and a bit years old and in the hands of my wife and baby, now has a power button that barely works. Luckily the ROM I'm using allows the device to wake with the select ...
9
votes
4answers
49k views

Turn phone on with ADB or Fastboot?

My power button seems to have busted, is there a way I can boot my phone using ADB or Fastboot or some other command line interface?
10
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6answers
32k views

Google IO Galaxy Tab 10.1 refuses to power on, any hope of revival?

This is one of the some thousand limited edition Google IO handout Samsung Galaxy Tab 10.1 devices. Was known working for quite some time, and susceptible to the "sleep of death" that left it not ...
5
votes
1answer
10k views

My HTC sense won't turn on at all and it was fully charged.

I just called someone less than 5 minutes ago, sat my phone down, and now it will not turn on. I charged it, took the back off, put it back on, and nothing worked.
20
votes
7answers
101k views

Automatically power on Android when the charger is connected

Is it possible to automatically power on the device once the charger is connected given that the device is initially turned off?
1
vote
1answer
724 views

HTC G2 Phone randomly turns off w fully charged battery on Gingerbread 2.3

My HTC G2 running Android Gingerbread 2.3 randomly turns off while running applications such as the camera with full battery. After the random turn off I try to turn the phone on again and it won't ...
4
votes
1answer
4k views

How do I turn off my phone?

This might be a dumb question but found some links online which just look dangerous so I better ask. I have a HTC Wildfire S. How can I turn it off? Is just removing the battery safe? I want to ...
3
votes
2answers
251 views

Is there a “hardware reset” for the Galaxy S?

I have had my Samsung Galaxy S for less than a year, and never did anything like rooting it. Just normal use. About 60 minutes ago I opened from it's "sleep" state to check a web page and left it on ...
3
votes
2answers
5k views

How can I wake up my Nexus One using trackball?

I have Nexus One and the power button stopped working. It's a known issue but I'm not in USA and I can't get it fixed since I got it from there. Is there any way that I could wake it up without using ...
4
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2answers
85 views

Need a way to prevent phone wakeup when slider opens

Is there a way to stop my phone from waking itself when the slider opens? Because my phone does things in my pockets :(
1
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1answer
246 views

Can CPU intensive apps cause sudden shutdowns?

Lately my Droid Incredible has been shutting down spontaneously when using my GPS for periods over 30 or 45 minutes. After the shutdown the back of the phone is pretty hot (and that's with a case on ...
6
votes
1answer
708 views

Are there any apps that can shut down the phone?

The power button is stuck on my friend's phone, so he wanted to know if there were any apps available that could shut off the phone, or any other way to turn it off without pressing the power button. ...