power on problems - EVO 4G General

I'm having power up problems.When I press the power button sometimes it will come on no problem other times nothing will happen and I'll have to push the button several times before it comes on. Other times only the buttons on the bottom will light up but nothing else. Also, sometimes when I press the button it will come on straight to the home screen without me needing to unlock it.

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Screen locked

I was playing a game on my Vibrant on my break earlier today and upon exiting it my screen locked up. Rather than wait for it, I pressed the power button to turn the screen off and went back to work.
A little later I brought it out to check the time and saw that the screen was on am pretty sure I saw that it said "Scanning media" at the top and assumed it had reset itself. A little bit after that I checked my phone again and saw the NoLed icon for new emails. I pressed the power button to turn on the screen and then tried to swipe it to unlock it but nothing happened.
That's pretty much where I am now. The volume and power buttons work but the screen is unresponsive (I can bring up the "Phone Options" screen but can't select any of the options) and none of the "soft" buttons on the bottom work either. Is my only option to do a hard reset?
And if it helps, this is a completely stock phone. Never been rooted.
I would just pull the battery.
I remember having something like that with NoLED, tr pressing the power button to wake it up and press the home key (unless you have it disabled in NoLED prefs) to get to the lock screen and unlock it.
Press and hold the power button until the phone reboots. That should take care of it.
icandy75 said:
Press and hold the power button until the phone reboots. That should take care of it.
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Thanks! That did the trick. Could have sworn I tried that already but apparently I didn't hold it down long enough.

How can I hard reset this thing?

So I was using the camera today and accidentally hit the power button. The screen turned off and the camera appeared to stop, but I can not power the device back on. holding the power button did nothing, nor did just pressing it. Normally I'd remove the battery at this point, but as you folks know, this is impossible unless I want to break my device. Anyone know how I can hard reset this thing or will I just have to wait until the battery dies? (Which will take a very very long time.)
I've had some very weird power problems with my Tab to the point where I'm thinking of sending it in for RMA. It sounds similar to your problem.
After leaving it for a period of time "sleeping", I come back and press the power button, and the display does not turn on.
Over a 5-minute period of fiddling with holding different combinations of the 3 buttons at the top, I got it to hard power off. It does take quite a while to hold them, longer than I would have expected!
My went to RMA. I asked for a refund.
Cyvillian said:
I've had some very weird power problems with my Tab to the point where I'm thinking of sending it in for RMA. It sounds similar to your problem.
After leaving it for a period of time "sleeping", I come back and press the power button, and the display does not turn on.
Over a 5-minute period of fiddling with holding different combinations of the 3 buttons at the top, I got it to hard power off. It does take quite a while to hold them, longer than I would have expected!
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I think all you have to do is hold the power button for a very long time, like 10 seconds. My friend and I both had the problem where it wouldn't turn on after a while asleep and this is how we forced it to reboot.
THANK YOU!!!!...looked everywhere for this. So, holding the power button for 10 sec works.

[Tip] Make the SOD's a little less annoying

If you're here at XDA, it means you flashed a ROM or two (or 10... 20... 1434240 )
If you've flashed any ROM, you probably encountered SOD's before.
You probably took out your battery and put it back in, in order to restart the phone.
But, recently I found out that you could just press and hold
Power Button + Volume Up Button
to restart the phone! (hard coded reset )
So as the title said, it won't prevent any SOD, but will sure make them feel less painful!!
hi,
i usally just press my power button for a few seconds and it reboots as well - i dont know if there is any difference if you press volume up as well.
best regards, dv
Correct procedure is: Home button + power button.
No, dervaganund is right. You can just hold your power button for a couple of seconds to shut down your phone, or hold it longer for about 8 seconds to reboot your phone. No need for volume or home buttons

[Q] press the power button and nothing

sometimes ill press the power button and nothing happens for 10 seconds. so i press it a few more times and then it will wake up. maybe the first push registers and takes a while? or.....?
alexxxmackie said:
sometimes ill press the power button and nothing happens for 10 seconds. so i press it a few more times and then it will wake up. maybe the first push registers and takes a while? or.....?
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mine did that for a while. but it hasn't been doing that for a while now..
I find that whenever I change anything on the lock screen - widgets, backgrounds, app shortcuts - it'll take a bit longer to turn on after I press the power button the next few times. This is especially true when I use a live wallpaper on the lockscreen.

Power button failure caused by software?

A couple of days ago my power button stopped working. I couldn't power the phone on or off, but the fingerprint reader still worked. Today I realized that a press of the power button still turns the display on and off. (This happens without engaging the fingerprint reader.)
I've already done a factory reset that made no difference but I thought I'd toggle the Cerberus "Block Power Button" setting to see what happens.
The button now works and the power off menu comes up when I hold the button down.
The button still will not power the phone on, but this is sure looking like a software problem.
Any Android wizards out there have any suggestions?

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