[Q] Please help! Stuck in Bootloop, power button "stuck", no download mode!! - Galaxy S III Q&A, Help & Troubleshooting

[Q] Please help! Stuck in Bootloop, power button "stuck", no download mode!!
I believe this has to do with the phone thinking the power button is constantly being pressed...
I'm looking for any advice. My s3 suddenly went into a boot loop this morning. It powers on for a few seconds and turns itself back off.. Doing a little research, came across similar issues online caused by the main board going faulty and the phone thinking the power button is constantly being held down.
I know this because I can remove my battery, put it back in, and without even touching any buttons, the phone will attempt to power up.
I'm currently rooted and can't get into download mode for more than 3-5 seconds before it turns itself off. I was only once able to apply the perfect pressure by squeezing the side of the phone which allowed it to boot normally, but about 30 seconds later, the power menu appeared by itself and it turned off a few seconds later.
Has this happened to anyone else?? Anybody know how to go about fixing it??
Inviato dal mio GT-I9300 utilizzando Tapatalk

When you take out the battery, wait for a few seconds before putting it back in. If it turns on automatically then this might be hardware issue and needs repair.

Yes,it turns on automatically...i have disassembled the phone and checked the power buttom and it seems to work right,i can't understand where is the problem
Edit. OK,the problem is that the power buttom is hyper sensitive..can i do something to reduce the sensibility?
Inviato dal mio GT-I9300 utilizzando Tapatalk

Replace the power button, it is worn out.
Sent from my GT-I9300 using Tapatalk

I am having the same problem and just saw this thread. Thanks.
Is the power button known for wearing out on the phone? I take good care of my s3 afaik. Maybe it's time for a new phone.... =(

grungypoo said:
I am having the same problem and just saw this thread. Thanks.
Is the power button known for wearing out on the phone? I take good care of my s3 afaik. Maybe it's time for a new phone.... =(
Click to expand...
Click to collapse
Happens from time to time. Maybe if it dropped or been pressed too many times.

Related

Strange problem on my TFP

Hi,
My TFP begin, about 2 weeks ago, with a problem concerning the volume up that i couldn't use only the volume down works. Then couldn't turn off the tfp. After that i decided to make a factory reset. Then i couldn't turn on the tfp, pressed the power button for 10 second's and hear a buzz and nothing happened. Send the tfp for asus to repair and a week later they send me back the tfp saying that no problem was found.
In fact i could then turn it on, but after a few minutes the volume up stops working and decide to test the reboot.
Upsss can't turn it on
Stays like that for 2 days. some times i try to put it back on but nothing happens, only a buzz when i press the power up for 10 seconds.
Today i plug the tfp and noticed that the battery was down, wait for some minutes and i could turn it back on. And after a while the problem with the volume up appears and after a reboot can't turn it back on :|
I am getting crazy with this!
Can some one help me?
What should i do?
rma
It would appear that your volume up button is constantly depressed, thus when you restart, the TFP is entering APX mode.
In this mode, nothing appears on the screen, and it will look as if the TFP is not turned on.
Try holding down the volume down button while powering up, and the recovery screen should appear. Keep holding down the volume down button until the TFP shows the ASUS logo, and you should be able to enter the android system... however this is only a temporary way to boot into android.
I'd send it back to ASUS and tell them that the volume up button get stuck at times, and that you can't restart the TFP because of this.
They should then be able to discover the problem, as they probably weren't looking for it the first time they looked at it.
I've read in this forum various people with the same issue of having the volume button get stuck.
Try to make cold boot with paperclip. One time my prime dont want to turn
Sent from my HTC Desire HD A9191 using XDA
I already see this problem in a Italian forum.is not hardware problem.seems to bee a panic kernel.
Inviato dal mio GT-I9100 con Tapatalk 2
Hi,
My Prime had came back fine from the previous problems that i had reported! But now the screen starts flashing when i use programs like Remote DeskTop Client or something like a simple speed test :|
Those any one have an idea of what is going on?
Sent from my Transformer Prime TF201 using Tapatalk 2
hm I had a flashing screen too, but rebooting helped it.

samsung galaxy tab 10.1 will not power on please heeelllppp!!!! ;(

Hey guys my tab has been working great for weeks iv never dropped it or anything it charges brilliantly, its not rooted and it does not have a custom rom on it as i only use it for work today out of the blue it turned off and will not power on i connected it to the charger and nothing happens iv changed the charger and still nothing happens iv held the power button for 15 seconds plus and that didnt work and finally iv held the power button and touched the screen, still nothing worked
Thanks for the help guys
Oh als
What can i do is their anything i can buy to fix this e.g download jig
Are you on 3.2 or 4.0.4?
Sent from my GT-P7500 using Tapatalk 4
eushaun99 said:
Are you on 3.2 or 4.0.4?
Sent from my GT-P7500 using Tapatalk 4
Click to expand...
Click to collapse
Hi im on 4.0.4
Thanks
Interesting...I have no idea what to do..
Can you try booting into bootloader? Hold power down + power button.
Sent from my GT-P7500 using Tapatalk 4
eushaun99 said:
Interesting...I have no idea what to do..
Can you try booting into bootloader? Hold power down + power button.
Sent from my GT-P7500 using Tapatalk 4
Click to expand...
Click to collapse
That didnt work it seems totally dead but i have read a lot about it online. Will a download jig work?
Thanks for your help matey
I don't know what's that lol. Sorry but I can't help you with it. Given that you're stock and unrooted, you might wanna send it to Samsung to fix it.
Sent from my GT-P7500 using Tapatalk 4
eushaun99 said:
I don't know what's that lol. Sorry but I can't help you with it. Given that you're stock and unrooted, you might wanna send it to Samsung to fix it.
Sent from my GT-P7500 using Tapatalk 4
Click to expand...
Click to collapse
No worrys i think ill change the battery or something haha. Iv got no warranty. A downliad jig forces your device in to download mode to be used with Odin lol
If you find anything else let me know matey i appreciate your help
All depends on what the "deadness " is......
Could be dead dead, or could be screen dead in which case stuff is happening but you can't see anything happening.
If you have already had device connected to a computer that has the appropriate drivers installed (talking windows here) open device manager on the computer then connect the tab and see what, if anything happens and might be detected... That would show tab is working but you cannot see it... If nothing happens immediately once it's plugged in, take a fairly long press on power button and see if anything is detected then. A long press on power button (15 sec+) would put tab in apx mode which actually shows nothing on screen but again device manager would show it (this is used for nv flash). At least this way you'll know if it's dead dead or "just" something else...
Btw eushaun99 is a great and helpful dude here and has my respect but I think he gave you a bum steer via a typo with his button pressing...I think he meant press power button and volume down for boatloader, not "power and power" as he wrote, so that is worth a try also... Am I ok with that eushaun99?
sent from my still superb Google I/O 7510 (xda hd)
stinky73 said:
All depends on what the "deadness " is......
Could be dead dead, or could be screen dead in which case stuff is happening but you can't see anything happening.
If you have already had device connected to a computer that has the appropriate drivers installed (talking windows here) open device manager on the computer then connect the tab and see what, if anything happens and might be detected... That would show tab is working but you cannot see it... If nothing happens immediately once it's plugged in, take a fairly long press on power button and see if anything is detected then. A long press on power button (15 sec+) would put tab in apx mode which actually shows nothing on screen but again device manager would show it (this is used for nv flash). At least this way you'll know if it's dead dead or "just" something else...
Btw eushaun99 is a great and helpful dude here and has my respect but I think he gave you a bum steer via a typo with his button pressing...I think he meant press power button and volume down for boatloader, not "power and power" as he wrote, so that is worth a try also... Am I ok with that eushaun99?
sent from my still superb Google I/O 7510 (xda hd)
Click to expand...
Click to collapse
Thanks, you are also a very helpful person on the Q&A section and definitely have my respect as well. Unfortunately, I can't help this guy so it would be very kind of you to take over from here.
You're right, its volume down, not power down. Oops
Sent from my GT-P7500 using Tapatalk HD
I have same issue too. My GT7500 starts only if I warm it till >45°C using a hairdryer or putting it under the sun (here in Italy very hot). But it's only for a normal boot, not in case of reboot when it goes all fine.
Inviato dal mio GT-P7500 usando Tapatalk 4
5p10ng3r said:
I have same issue too. My GT7500 starts only if I warm it till >45°C using a hairdryer or putting it under the sun (here in Italy very hot). But it's only for a normal boot, not in case of reboot when it goes all fine.
Inviato dal mio GT-P7500 usando Tapatalk 4
Click to expand...
Click to collapse
That sounds to me like the battery is tired, very tired and needs some help to produce current required, or a faulty connection somewhere. Once the tab is running the whole unit would tend to self heat so will reboot ok. Most fails are the opposite and are heating faults which is why someone came up with freezing sprays to track down which circuit comes back to life when cooled. Have you noticed any reduction of time that battery lasts between charges ?
Ciao
sent from my still superb Google I/O 7510 (xda hd)
No, it didn't change. This thing lasts since november and it's very annoying 'cause I have to pay much attention to not shut my tab off, elseway I have to get the hairdryer again and so on...
Inviato dal mio GT-P7500 usando Tapatalk 4
What does it do/not do when it doesn't start? Blank screen? Nothing? Bootloop? Freezes?
sent from my still superb Google I/O 7510 (xda hd)
Nothing at all. I keep the power button while warming the tab and when it decides it's enough it starts with the normal boot screen (samsung galaxy tab etc.)
Inviato dal mio GT-P7500 usando Tapatalk 4
stinky73 said:
All depends on what the "deadness " is......
Could be dead dead, or could be screen dead in which case stuff is happening but you can't see anything happening.
If you have already had device connected to a computer that has the appropriate drivers installed (talking windows here) open device manager on the computer then connect the tab and see what, if anything happens and might be detected... That would show tab is working but you cannot see it... If nothing happens immediately once it's plugged in, take a fairly long press on power button and see if anything is detected then. A long press on power button (15 sec+) would put tab in apx mode which actually shows nothing on screen but again device manager would show it (this is used for nv flash). At least this way you'll know if it's dead dead or "just" something else...
Btw eushaun99 is a great and helpful dude here and has my respect but I think he gave you a bum steer via a typo with his button pressing...I think he meant press power button and volume down for boatloader, not "power and power" as he wrote, so that is worth a try also... Am I ok with that eushaun99?
sent from my still superb Google I/O 7510 (xda hd)
Click to expand...
Click to collapse
Thanks for your help matey and thank you everyone else who's helped iv now sorted it :laugh: :highfive: cheers guys. I had to remove the screen to get to the motherboard then unplug the battery and pop it back in again charged it for 30mins and it sprung to life I have now flashed cm10.2 unofficial build that should sort it only problem was a destroyed the adhesive so I had to buy a load more but hey I should be happy it was nothing like a bead board etc thanks again :silly:
jmar8124 said:
Thanks for your help matey and thank you everyone else who's helped iv now sorted it :laugh: :highfive: cheers guys. I had to remove the screen to get to the motherboard then unplug the battery and pop it back in again charged it for 30mins and it sprung to life I have now flashed cm10.2 unofficial build that should sort it only problem was a destroyed the adhesive so I had to buy a load more but hey I should be happy it was nothing like a bead board etc thanks again :silly:
Click to expand...
Click to collapse
Brilliant!! That's a far quicker way than normal where people drain the battery by taping down the power button to drain battery to achieve reset.... :highfive:
jmar8124 said:
Thanks for your help matey and thank you everyone else who's helped iv now sorted it :laugh: :highfive: cheers guys. I had to remove the screen to get to the motherboard then unplug the battery and pop it back in again charged it for 30mins and it sprung to life I have now flashed cm10.2 unofficial build that should sort it only problem was a destroyed the adhesive so I had to buy a load more but hey I should be happy it was nothing like a bead board etc thanks again :silly:
Click to expand...
Click to collapse
Great!!
I'm too afraid of breaking my tab to remove the battery but maybe I'd have to.
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[Q] Power button not working when powered down

Hello, I am having problems with my Atrix since I bought it.
It works great, but sometimes it powers down by its own, and then it takes many tries at the power button to get it running back again.
This also happens when I power it down, and sometimes when I connect the USB cable.
I have to repeatedly press the power button until it powers back on. I like the phone, and I really need it, so I would like to know what I can do.
Thanks
Did you try with another battery?
Yes I did, I actually have another Atrix and both batteries work well with that one
Same problem here.
Well I have the same problem with my Atrix too. Hope someone help us
Sounds like a hardware issie, when the phone shut down itself, it is hot?
What happens if when it powers off, you remove the battery, wait about a minute and try again?
Enviado desde mi MB860 usando Tapatalk 2
andresrivas said:
Sounds like a hardware issie, when the phone shut down itself, it is hot?
What happens if when it powers off, you remove the battery, wait about a minute and try again?
Enviado desde mi MB860 usando Tapatalk 2
Click to expand...
Click to collapse
I dismantled the Atrix and found nothing, when I was putting it back together, I tried to power it on to be sure nothing was left unpluged. And it powered immediately. When I finished arming it again, the problem returned, so I assume it has to do with a bad contact.
Anyhow, I ended selling it, and buying another one.

Samsung Galaxy S3 Boot Loop Stuck

Hi guys,
One day out of the blue my S3 turns of then turns on again boot looping. It doesn't stop boot looping and the Samsung logo keeps flashing on them off. So i go and try to get into CWM Recovery and it doesn't work it keeps flashing so i try to get into download mode it goes to the option where it says 'Volume Up to continue' 'Volume Down To Restart' But in 5 seconds it restarts anyway and guess what it keeps flashing the Samsung logo again. I pug in my charger and the battery logo keeps flashing and doesn't stay still. WTF.... is going on?
i guess is sudden death syndrome ,search for it in forum
Power Button
alecore said:
i guess is sudden death syndrome ,search for it in forum
Click to expand...
Click to collapse
Some people say to me its the power button is stuck because its not meant to turn on on its own but it does as soon as i put the battery in it does so what do you think?
Yes, power button is shorted out. Try giving it a wiggle.
Sent from my GT-I9300 using Tapatalk
Problem Solved
boomboomer said:
Yes, power button is shorted out. Try giving it a wiggle.
Sent from my GT-I9300 using Tapatalk
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Click to collapse
Problem solved: It was the power button you must hit hard (not on the edge of a table) on the power button on a solid table, it has to be hard otherwise it wont work (don't be scared) but be careful hit it too hard on the edge of a table it will damage the screen or something else. If you are getting the same symptoms at I did i would try this as 95% time this is the problem, if you are still to scared that you might smash the screen or something open up the phone and clean the button out or keep wiggling the button although the hit on the table is the best solution/most effective. Hope this helped.

Soft brick?

Hi brainstrust,
Big fan of the site, long time reader, first time poster.
In early May I purchased my H860. It's worked very well for me since then, the only gripe being a lack of rootability. I figured the silver lining to this would be that it would be more difficult to mess up something important and cause the phone to brick. Unfortunately, that hasn't proven to be the case.
Last night, I attempted to unlock my phone. It wouldn't respond to either touching or pressing the fingerprint sensor / power button. I hadn't been doing anything with it earlier that night, it had probably been sitting on a bench for an hour or so idle. Assuming that the batteries were flat, I plugged it in to charge. It immediately showed the "LG Life's Good Powered by Android" splash screen, which stayed on for about 10 seconds. The screen then went blank for a second or two, and the splash screen came back again. This cycle repeated itself till the battery was pulled.
I have tried leaving the phone to charge overnight, assuming that perhaps the battery is so deeply discharged that it doesn't even have the juice necessary to turn on. Unfortunately there doesn't seem to be a way to charge the battery without the phone automatically turning on. It's unclear whether this is an issue with the phone's software or with the battery not charging. I have attempted various button combinations to get into recovery mode but I have been unable to do so. By holding the up volume button while plugging the phone into a PC I was able to get into download mode, but then the rebooting cycle began again after about 20 seconds.
I have the option of sending it back to my retailer however I will be without the phone for at least 2 weeks. If you guys have any ideas, I'd be very grateful to hear them.
Hi - enter Recover mode:
Press and hold Vol- and Power button. If you see the LG Logo you have to (fast) let go the Power button and (fast) press it again.
Gesendet von meinem LG-H850 mit Tapatalk
87insane said:
Hi - enter Recover mode:
Press and hold Vol- and Power button. If you see the LG Logo you have to (fast) let go the Power button and (fast) press it again.
Gesendet von meinem LG-H850 mit Tapatalk
Click to expand...
Click to collapse
Thanks for your reply, unfortunately instead of going into recovery mode, the phone continues with this rebooting cycle.
Then you pressed false or to slow.
Put your Batterie out of the Device and then in. After thats try it again.
(Sry for my english)
Gesendet von meinem LG-H850 mit Tapatalk
If you have the cam add-on you can charge the battery without the phone, obviously you have not. Doubt that is the problem though. What happens when you plug into pc
jazz452 said:
If you have the cam add-on you can charge the battery without the phone, obviously you have not. Doubt that is the problem though. What happens when you plug into pc
Click to expand...
Click to collapse
An empty battery appears with a circle in the middle, as if it's thinking about starting to charge, then the rebooting cycle starts. Same thing happens if I plug it into a power socket.
Try to boot into fastboot mode. In this Mode the Phone can charge.
When the device is OFF, press and hold two buttons, the Power button and Volume Upbutton in the same time for several seconds.In the same time, get the USB cable and use it to connect your device with your computer to create a connection.When you see Fastboot / Download Modemode is being displayed, then you can release those buttons.
Gesendet von meinem LG-H850 mit Tapatalk
Hi all,
Just thought I'd update the thread as the matter is now resolved. I gave up and sent the device back to the supplier, and they have diagnosed some kind of mainboard failure. I've had a refund processed and am back to using the Nexus 5. I'm hoping to upgrade to the new Nexus when it comes out.
Thanks for all your suggestions
This was definitely a hardware issue. The LG bootloop strikes again =(

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