N5 wont turn on- does not react to power/volume combos - Nexus 5 Q&A, Help & Troubleshooting

Hey Guys,
sadly my Nexus 5 suddenly turned off and wont turn on again. When not connected to the charger it does not react to any button combinations. When connected it loops the google screen (the first one you see on boot, that shows whether phone is unlocked or not), but reacts to button combos, but still reboots into the loop immediately. The phone is charged and runs the latest cm13 snapshot.
Hope you guys can help!
Thanks and greetings from germany

Could be a power button problem.
Try gently tapping the power button against the edge of table to see if you can "unstick" it. If that doesn't work, open the phone and clean around the button.
Final solution may be to replace the power button.

Related

IMITO im7s Bricked

Hi!
Using fwdn I bricked my tablet. It wont even power on.
If I keep power button PC will detect the tablet by the USB port but if I release it it will disconnect from usb.
With power button pressed you can forward boot.img, recovery.img, etc. but when I release it it will disconect from USB. If I press the button after forwarding firmware it wont power on.
I think it it not 100% dead but I dont know what to do.
I guess the partitions are broken (internal filesystem).
Does anyone have an idea or a suggestion of what should I do? There is nothing else to loose here so we can experiment
Thank you!
I'm guessing this is similar to other things I've read where people flash with other images that isn't from the iM7. I did the same thing, but mine would just flash a quick second of the splash screen then the screen would be black.
Try this...plug your tablet in with the power adapter (might work with USB too). Then hold down the home button, press the power button but keep holding the home button for about 30 seconds. If you can get into the recovery screen you should be alright.
You can check this thread:
http://www.androidtablets.net/forum...imito-im7-market-restore-firmware-update.html
I've been researching for days now to get this one I got off craigslist to work right (still not 100%) but it at least boots up.
Did you guys get an answer to this issue yet? I tried upgrading my iMito7 and completely bricked it. the damn thing won't even power on. I'm experiencing the exact same issue. The keys no longer function, the screen won't power up yet the light in the back is green indicating that it's fully charged.
trashed it

[Q] Can't get my tablet to boot into Recovery/Download mode

Hello,
Hopefully I'm in the right place for posting something that seems to be this simple. The start of my problem is that the tablet will not stay off. When I try to shut it down, it shuts down normally, but then it starts to display the battery icons like it is plugged in and charging, but it is not connected to power. I can leave it in sleep mode and the charging thing will not happen, but turning it off displays the power charging screen and it further drains the battery. I figured something is screwy with the system so I would try to reset it to factory defaults. Now I have the other problem...
So I am trying to restore to factory defaults and I know to do this I have to start from off and hold down the up volume and the power button for a few seconds and as soon as the tablet starts to turn on release the power button but not the volume up button, and it should get me into the recovery/download screen. Unfortunately that is not working. I hold down the Volume up button and briefly hold the power button (3 or 4 sec or so) and I see the Samsung Galaxy Tab 2 7.0 startup screen and let go of the power button (still holding the Volume up button). Next I see the spinning blue circle around the Samsung logo and the tablet reboots. I can release the volume up button at any time after that and the results are the same, it just reboots. It's like it isn't seeing the volume button.
I have tried using the volume Down button instead of the volume up button but that too is just like I am not pushing any volume button at all. Once the tablet is on, the volume buttons function normally, so the switches are good.
Since I got this tablet used could someone have loaded something onto it preventing it from being rebooted into recovery/download mode? Maybe some custom firmware or something. I'm at a loss as to where to go next. Since I can't boot into recovery/download mode I can't get into Odin.
Any help is appreciated.
Rick
Hi. The tablet isn't rooted, is it? Can you try to boot it into download or recovery with the "quick boot" app from google play?
I don't think it is rooted, but I can't tell for sure since I can't connect to the Google play store. I tried downloading using the web browser, but my battery dies before if finished. I'll try swapping batteries and see what I can figure out. Thanks for the idea.
Rick
No, the device is not rooted. it also is not charging and I had a heck of a time getting it to connect to the play store. I think I need to try and reload the OS, but without being able to get into ODIN, or reboot into recovery, I'm not sure how to proceed. any suggestions?
When the battery thing appears do the power- volume up thing and hold it until the gtab logo appears.
I've tried that, and it just boots up as if I wasn't holding the volume button at all. Once the tab is booted, the volume buttons work as normal. I've even tried putting a different power/Volume/IR unit in (from a working tab with a broken screen) and that didn't make a difference.
I left the tablet all weekend and it just keeps showing that it is charging when not plugged in. By Monday the battery was 100% dead. It won't even charge. If I replace the battery with a battery from a working unit I'b back in the same place where I can't get it to boot to Recovery/download.

[Q] xperia z3 not respondig

hello,
I had left my phone to charge at night, then this morning it was not responding. Power button was not waking up the phone. Then i forced to reset by power and volume buttons. Vibrated 3 times and completely shut off. Now it is not opening.
I already tried, reset button in sim cards slot. It is not working also. Please help me.
Did you try connecting it to PC Suite or FLashtool? Check that once and also try charging another hour and then force reset the phone. Also I think there is a reset button somewhere under the sim card slot. Try that one too.
Hold volume up and press power. Wait for beep three times. Give it a few seconds and then press power alone, should boot.
Thanks guys, i tried both but still i have sudden death. reset button and power+volume buttons not working. Also flashtool could'nt find my device.
Thats not good, any led when plugged in?
I had a similar instance after flashing unofficial cm12. Phone was cooling down from taking a run through an obvious cpu bug that really killed my battery. I shut it off to cool down with 20 precent still left in the battery. And the phone started to act this way when I went to power it on. No led power indicator or anything even with usb connected. My computer did respond to the usb being connected as if a device was there though. I waited about 10 minutes with the phone in front of some cool air and then did the volume up power button reset which worked then. Still quite a scary incident.

Black Screen and Not Powering On

Hi guys,
TLDR; Phone won't turn on, notification light flashes red once on power up (sometimes), black screen all the time. :crying:
So my brother has asked me to try and fix his Nexus 5 as he isn't tech savvy at all.
So the problem he is having started when he tried powering the phone on and it started to boot up and then started resetting iteself.
It now will not power on at all and doesn't seem to be on at all.
When holding the power button, it will sometimes flash the notification light (at the bottom) red for a second or two. No other response from the phone.
I've tried holding the power button for up to 5 minutes with nothing. I've tried holding the V+ key with the power button for a few seconds up to a few minutes then tried pressing the buttons expected to get to a reset menu with no indication of anything.
I'm kind of lost and was wondering if anyone has had these issues before and know what is the best issue to try and repair?
Thanks
It could be a faulty power button which is a common issue with the Nexus 5.
Remove the logic board, clean around the power button with isopropyl alcohol, dry it, quickly press and release the power button using more pressure than normal, re-install, and try to boot.
You could also try this: hold volume + button and connect the phone to a computer using a USB cable.
Thanks audit13, I'll give it a shot and shout back if it works

Samsung Galaxy S7 Will not power up, It showed a samsung logo and hung

My phone stopped working all of a sudden since last night, it was just sitting on the side idle and all of sudden it started showing a black samsung screen and hung and did not respond to any touch or anything else, At this point pressing powering button alone did not turn off the device, so I remembering pressing all of the button simultaneously and that turned off the phone but since then it wont turn on at all. I cant recall if the phone was on charge or not before it hung. But I am 100% battery was charged at least 70%.
After all that, I have tried all the possible combination of hard resetting this phone and still no luck to get it to power up.
Left the phone to charge overnight and in the morning tried restarting again with all the possible combination and still no luck to power up. I am clueless now.
Please let me know what could be the issue?
Any help would be appreciated
Update on the situation:
So Today I tried turning on the phone again and I pressed power+Volume Down+Home button and the phone started and it took me to the download mode. However when I pressed the up button it did not restart and stayed off, I pressed and held the same combition of buttons which are Power+Volume down+Home button then it took me to download mode again but I could not do much other than uploading a new firm to the phone which I did not want to do that. So I decided to restart it again by pressing the up button and it powered off and this time I went and pressed and held Power+Volume up+Home button and it did not do anything I tried this couple of times and still did not do anything. So I tried Power+Volume Down+ Home button and this time the device did not power up again.
At least now I know its not the hardware and some software glitch or a stuck loop.
Can someone please help me with this.
Thanks a lot Guys.
Update again:
Right after putting in the charging cable then the phone started up again and now the phone is showing an android blue screen "No Command" Pressing and holding Power+Up buttons do not bring it into the recovery mode? Please let me know thanks

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