Phone acts strange - myTouch 4G Q&A, Help & Troubleshooting

Will randomly power off and on, while sitting off completely untouched it will power itself on. Sitting alone untouched while off it will randomly start vibrating. It will shut itself off and then not power back on for 10+ minutes or if plugged in sometimes. I have replaced the battery, thinking it was bad. Any ideas?

Sounds like your power button is taking a dump.
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estallings15 said:
Sounds like your power button is taking a dump.
Sent from my myTouch 4g using xda app-developers app
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I had considered that, but didnt think thats why it would randomly buzz indefinitely when it was untouched.

slipmagt said:
I had considered that, but didnt think thats why it would randomly buzz indefinitely when it was untouched.
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Holding the power button down makes the phone vibrate.

Its similar to recieving a notification buzz buzz buzz buzz etc.

Related

[Q] Phone will not shut down

Has anyone else had this problem with the stock phone? Mine will power down but ten seconds later will boot up on its own
Sent from my HTC Glacier using XDA Premium App
No, might be a faulty power button.
Fastboot is turned on. If you press the power button (just a press, not even a hold), then the phone will boot up. happened a lot when the phone was in my pocket.
Nope. I would pull battery out, put it back in, not even get the cover back on and it would boot up on it's own
Sent from my SGH-T959V using XDA Premium App

Power button not working on CM7

Hey guys for some strange reason my Evo's power button is not working at all. Its def not jammed or broken and it just started happening last month. Idk if its CM's fault and its a bug or what. Im lost any sugggestions would be super awesome. Thanks
Sent from my PC36100 using XDA App
I've never heard of CM7 causing something like that- though I assume you mean you have your evo on but can't press it to bring up the power menu. If you mean the power button won't turn the screen on, check to see if the buttons are at least lighting up. If they do, that's a backlight issue caused by the CM7 kernel, not the power button. Try to turn the screen on and off a few times and the backlight should eventually come on. Then, in cyanogen settings, turn the screen-on animation off- that solved the backlight issue for me.
Otherwise, try pulling the battery to turn it off, then plug it back in, if it doesn't turn on at all when you hit the power button from there, that's a hardware issue and it's time to take it in to get fixed.
sirswag87 said:
Hey guys for some strange reason my Evo's power button is not working at all. Its def not jammed or broken and it just started happening last month. Idk if its CM's fault and its a bug or what. Im lost any sugggestions would be super awesome. Thanks
Sent from my PC36100 using XDA App
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Sounds like a bad power button. Lucky for you cm7 just added the ability to wake the phone from the volume keys.
Sent from my PC36100 using XDA Premium App
Yea I did that but how do I turn the display off with no power button?
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sirswag87 said:
Yea I did that but how do I turn the display off with no power button?
Sent from my PC36100 using XDA App
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There is a widget as well that you can apply that will put the phone to sleep for you.

Won't turn off.

Got a question. My girlfriends phone won't stay off. We press the power button to put it to sleep and/or turn the screen off. When we do, it comes back on right after. It is a little annoying and battery draining. Any help?
Sent from planet Vegeta.
Just do a battery pull
Sent from my HTC One X using xda app-developers app
Yeah we do that, but sometimes it still does it too. Its weird.
Sent from planet Vegeta.
If its plugged in it could stay on. Is her phone rooted? Can you clear the cache and dalvik? Make sure its unplugged and do a battery pull. Then leave it out for a couple mins, replace, wipe cache and see if it still happens. She may also have a crappy power button.
Nah, she's not rooted. I've thought about it, but I also don't want to mess her phone up and go through the long gfree process. Mine is rooted, g2. But I told her maybe later I would. She likes the way it is, dunno why, but does. So ill let it be for now.
Sent from planet Vegeta.
B4 I was rooted I use to use go launcher and other home replacement apps and I found sometimes it would make my screen turn on randomly so it could be an app she has down loaded
Sent from my Dark Unicorn Resurrected v.2.5 using xda premium
Yeah, that's what I was thinking. She has a theme on go sms that tries to get her to download go launcher. I want her rooted so her phone will work 10x better, but she's an if ain't broke don't fix it girl. But her phone is pretty broke ha ha
Sent from planet Vegeta.
Haha well it could be an app and I think you should just keep trying to get her to let you root it and then give her a great custom rom and she won't have any reason to complain lol
Sent from my Dark Unicorn Resurrected v.2.5 using xda premium
wont turn off
hi, i have a rooted my-touch 4g w/ cyanogen 7. i am currently experiencing the same problem. pressing the power button only momentarily shuts screen off then it comes right back on. after that it will continue to shut off and on. i believe the problem has to do with the track pad button, possible=y something making contact or an improperly working switch. i have found that if you time pressing the power button right when the screen starts to turn back on it will stay off, but you have to time it right. as to why i think its the track pad, i have found that if you hold the track pad button down and then press the power button the screen will remain off until you release the track pad button. i pressed down hard on the track pad and released then tried the power button by itself and it seem to be functioning correctly for the moment. i am 99% sure its the track pad button.
Could it be stuck power button
Sent from my MyTouch 4G using xda app-developers app
It may be fastboot. Just a suggestion.
Sent from my Dark Unicorn Resurrected v.2.5 using xda premium

How will we get are Nexus 4's out of freezes?

With the n4 just getting root I'm sure there's some kernels/ROMs on the way does anybody have any insight on how we'll be able to get out of freezes of course cause no removable battery? That was the only way I knew before. Thanks
Sent from my Nexus 4 using xda premium
DJ "suMo* said:
With the n4 just getting root I'm sure there's some kernels/ROMs on the way does anybody have any insight on how we'll be able to get out of freezes of course cause no removable battery? That was the only way I knew before. Thanks
Sent from my Nexus 4 using xda premium
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Hold down power button
We really need a sticky thread about this...
BravoMotorola said:
Hold down power button
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Wow the only way I ever knew was to pull the battery you're telling me no matter how bad the phone freezes the power button shuts the phone down?
Sent from my Nexus 4 using xda premium
DJ "suMo* said:
Wow the only way I ever knew was to pull the battery you're telling me no matter how bad the phone freezes the power button shuts the phone down?
Sent from my Nexus 4 using xda premium
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Just like any PC would, yes.
jacklebott said:
Just like any PC would, yes.
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Wow it's a simple little thing like that you never knew that just blows your mind I've never even tried it that way before
Sent from my Nexus 4 using xda premium
man how could u not know this already?
DJ "suMo* said:
With the n4 just getting root I'm sure there's some kernels/ROMs on the way does anybody have any insight on how we'll be able to get out of freezes of course cause no removable battery? That was the only way I knew before. Thanks
Sent from my Nexus 4 using xda premium
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Yea because tablets for the past 3 years with non-removable batteries have been bricked after freezes?
/end thread
According to Nexus4 guide, which comes with the phone, you have to hold down the power button for 10 seconds to reboot the phone.
I guess that can takes you out of a freeze.
hello00 said:
man how could u not know this already?
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Bro I just never knew nor tried it that way ever always a custom to just pulling the battery
Sent from my Nexus 4 using xda premium
Knock the phone 3 times and then say "Potatoes eat there". The phone would automatically switch off.
Power and volume down works for me
Sent from my Xoom using Tapatalk 2
I don't trust that method to be 100% reliable, though. Just from experience with my G2x and it freezing. My phone has a button combo that restarts the phone, but sometimes it fails when my phone is frozen and I still have to pull the battery.
partylikeaninjastar said:
I don't trust that method to be 100% reliable, though. Just from experience with my G2x and it freezing. My phone has a button combo that restarts the phone, but sometimes it fails when my phone is frozen and I still have to pull the battery.
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On the nexus 4 the 10sec power button reboot is programmed on the hardware layer(pre-boot) and not the software layer. No matter how bad you freeze your phone in the o/s the power button hold will always reboot it plain and simple.
If you have a hardware issue though then your in trouble no matter what.
Sent from my Galaxy Nexus using xda premium
My nexus 4 just froze 2 min ago after trying to quit a game. I waited for it to do something but nothing happened. Holding power button down did NOT help.
I held the power button and the volume button down at the same time and it worked. Just sharing it with you guys! :good:

Buttons unresponsive, phone won't turn on, flashing red light

Last night, my back buttons stopped working. I was worried it somehow got water damage or something, so I turned my phone off and put it in rice overnight. Now I can't turn on my phone. The notification light was flashing red. When I plug it in, a short vibrate occurs, the LG screen comes on, and the charging screen appears. Is there any way I can start my phone from my computer or something? I don't know what to do! Any help would be appreciated, thanks!
https://www.youtube.com/watch?v=kcFtnZZ7I1U
http://forum.xda-developers.com/showthread.php?t=2432476
Sent from my LG-D802 using Tapatalk
gentlemandroid17 said:
https://www.youtube.com/watch?v=kcFtnZZ7I1U
http://forum.xda-developers.com/showthread.php?t=2432476
Sent from my LG-D802 using Tapatalk
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That would not work for me, it seems all of my buttons have stopped working. Can I issue some command from my PC to power on the device?
Your have tried holding the power button down for 20 seconds?
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gentlemandroid17 said:
Your have tried holding the power button down for 20 seconds?
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Yeah, I can't get any button holds to register, it's driving me crazy. I'm pretty sure none of the back buttons are functional right now.
Does your computer detect your phone
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gentlemandroid17 said:
Does your computer detect your phone
Sent from my LG-D802 using Tapatalk
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My computer makes a noise like it detects my phone when connected via USB. But, I can not see any other indication of detection. Is this because my phone is off maybe?
I think its done. If the rear buttons do not work at all something shorted. May want to keep it in rise a few days.
Sent from my LG-D802 using Tapatalk
gentlemandroid17 said:
I think its done. If the rear buttons do not work at all something shorted. May want to keep it in rise a few days.
Sent from my LG-D802 using Tapatalk
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OK, thank you for your help.
Cheesejam said:
OK, thank you for your help.
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I could be wrong. I actually hope I am. Sorry dude.
Sent from my LG-D802 using Tapatalk
The battery might be dead, as in it can't be charged, therefore the device can't power on.
MalignantQuechnitlan said:
The battery might be dead, as in it can't be charged, therefore the device can't power on.
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The battery is working! The battery indicator/screen comes on when charging, it says I have 70%. I think my phone will be usable if I could power it on somehow.
Sorry for bumping, any other thoughts?
Tried powering it on while it's on the charger?
robogo1982 said:
Tried powering it on while it's on the charger?
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Yeah, my power button and volume buttons just seem unresponsive. When I plug in my phone, it vibrates once, the LG splash screen comes up, then the charging screen with the battery percentage comes up. I just can't get the darn thing to boot up!
I had the same thing happen after I changed the build.prop. I fixed it by unplugging, power off by holding power and vol down, then boot into recovery, and finally restored backup. It has to be unplugged to fully power off. I wasted nearly a hour before I figured it out.
Good luck
Sent from my Amazon Kindle Fire HD using xda app-developers app
ffejy462 said:
I had the same thing happen after I changed the build.prop. I fixed it by unplugging, power off by holding power and vol down, then boot into recovery, and finally restored backup. It has to be unplugged to fully power off. I wasted nearly a hour before I figured it out.
Good luck
Sent from my Amazon Kindle Fire HD using xda app-developers app
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I have tried that, but it appears to be a hardware problems where my buttons are completely unresponsive. I think I'm screwed
Crikey... I'm sorry...
Sent from my VS980 4G using xda app-developers app
my phone just did the same thing.. cut off with plenty of battery remaining, flashing red LED when i plug in the charger or usb to my laptop. i don't get any function from my screen, it came on one time showing 54% battery for a couple seconds then i tried to power it on and it died. t-mobile is sending me a new one but i want to save my pics and stuff from this one somehow

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