[Q] Nexus 7 1st Gen - APX Mode suddenly - Android Q&A, Help & Troubleshooting

HELP!
1st gen Nexus 7. Came home today and found it in the google 4 color boot loop swishing the balls around and around. I don't remember rebooting it or installing any updates, so I just let it run.
20 minutes later- still there.
I powered it off, press the down+power, get to the restore- only to get 'system command not recognized' (unfortunately I didn't write it down, but it showed a flat android with a red ! over the open chest).
Kids started screaming about some trauma... came back... tablet was black. Tried rebooting- nogo. Tried powering up/down- nogo. Hold power for 2 minutes, all buttons, no buttons, down, up, etc- nothing.
Plugged it into the PC- get a 'APX mode', but still no screen and no power charging logo.
I've had the damn thing for not even 3 weeks. Can't even tell you what the last update was but it wasn't lollipop as I hadn't seen that yet when my nexus 4 got updated 2 weeks ago.
No, I didn't do wheelie or any backups because I hadn't made any changes to the system. I've got nothing.
32gb model. Don't know what else I can get off of this brick.
Yes, I've read all the threads I can find on APX mode- installed android toolkit, tried to find the dropbox files to get the windows restore- nogo.
I'll take any suggestions or ideas. And no, I really wasn't f-ing around with it either- it's for the 6 year old kid who needs work on sight words and math... I don't need to be running crazy stuff on it... (Feel free to move to appropriate forum as I only saw Nexus 7 2013)

Anyone? Bueller ?
Did I post in the wrong forum? Or am I really just SOL?

Related

[Q] GTablet crashed, no longer works after NVFlash.

Ok, I've tried everything I've read here so far, but I think my issue is slightly different than everything else I've read. So, here goes:
I had 1.2 BoS alpha 6 on my gTablet, everything was working great. Yesterday, I installed NetFlix on the tablet, and everything was fine. A little while later I was reading a PDF file (Gears of War - Aspho Fields... good book ). I got up to go to the bathroom and when I did the tablet ended up rotating into portrait mode for a sec. It hasn't worked since.
When it went into portait mode, everything but the back/home/clock area went black, and I couldn't go back to the home screen or anything. So I turned it off. Reboot, stuck at the Viewsonic birds screen. Greaaaaat.
Today, I decided that I might as well NVFlash since it's not doing much more than operating as a doorstop at this point. So I downloaded everything and did the NVFlash, and it worked fine. Everything installed, tablet rebooted, started up with the T'n'T loading screen... and sat there, looping for about 15 minutes. I tapped the power button... and now it only boots to APX mode. Double greaaaaat.
So I figured that I'd NVFlash again and maybe that would work. There's just one problem. Now the computer sees the tablet as "Unknown Device". It won't NVFlash anymore, says there's no USB device connected. But the computer sees a device and recognizes when I plug it in, so I know the tablet is actually turned on and in APX mode.
My guess is, I'll have to wait for the battery to drain and try again once it's completely dead...? I don't feel like cracking the case if I don't have to. And if there's too much work involved with trying to revive this thing, I'm gonna go pick up a Transformer. (I just bought one for my wife, she brought it home a couple hours before my tablet died. I'm jealous, and pissed. lol.)
I guess my biggest question is, why would the tablet suddenly stop being recognized by my laptop (which is Win7,btw)? It worked fine about 20 minutes before the second NVFlash attempt.
I have got a similar issue. I can either go to CWM or APX or watch it loop on the TnT loading screen. If anyone knows how to fix this I would greatly appreciate it.
I think my problem got started because I tried to nvflash with an sd card inside though.
Sorry for taking up space and your thread. If you are unable to go to CWM I have no idea what to do but if you can then you can data wipe/factory reset and it should boot up.
koreanschoolkid said:
I have got a similar issue. I can either go to CWM or APX or watch it loop on the TnT loading screen. If anyone knows how to fix this I would greatly appreciate it.
I think my problem got started because I tried to nvflash with an sd card inside though.
Sorry for taking up space and your thread. If you are unable to go to CWM I have no idea what to do but if you can then you can data wipe/factory reset and it should boot up.
Click to expand...
Click to collapse
I haven't been able to get the tablet to reboot since it went into APX mode, it won't shut off again and I can't reflash it to kickstart the reboot. (I'm also not real sure the flash I used had CWM on it.) I'm draining the battery now... and probably picking up a Transformer on my way home from work tomorrow... I was going to use this for school, I ebook'd all my textbooks this semester. So I'll probably pick up that and then try to get this back up and running again and eBay it.
Oh... I guess I should mention that I had an SD card in mine, too... I didn't see anywhere in the instructions that I should have removed it. But even so, I'm still stuck and can't reflash to try it without the SD in it.
Good news... after draining the tablet's battery, I was able to boot into recovery mode and install the BoS alpha 6 update.zip I had saved on the tablet, which got me booting again. Now I'm reflashing to Flashback Beta 7.1

Cannot get Fit into Downloading

I'm curious if anyone knows how to get the Fit into Downloading mode without "rebooting." No matter what instructions I follow, the device never says "rebooting" and therefore I can't get into download. 7 seconds 2 vibrate... 8 seconds 2 vibrate... keep pressing... none of it works!
Well I managed to get in to DL mode. Then it wouldn't select. Now it wont power on at all.
All's well that ends well! I got it to power back on and into boot mode. I doubt anyone else will have the issues I had because mine was pre-production firmware so if an Admin wants to delete, please feel free.

[Q] Did my daughter ruin my HDX7?

A week ago, my 2 year old daughter was using my HDX7 under her profile. It was set up using Amazon protocol and she did not have administrator access. When my wife looked a few minutes later, she saw a gray Kindle Fire logo and the word 'erasing'. It was stuck in that mode for about 2.5-3 hours. Finally, my wife called Amazon 'tech support' who gave her a bunch of instructions about holding down the power button and volume button. She followed their instructions, and a gray logo appeared with the word '[fastboot]' on the screen. It has been like that ever since. Upon numerous calls to Amazon, they have accused us of rooting the Kindle. It has never been rooted before. No one in our family knows how to do this. Also, this just happened 35 days after the warranty. There seems to be nothing Amazon can do. Apparently, I can't even send it in to Amazon for them to repair. They claim they don't fix them (even though they sell refurbished ones).
I have tried following numerous forums with failure. ADB gives me a 'device not found' error and any other attempts have said, 'flashing not allowed on hw." I would be happy just to have it working again. If anyone knows how to fix this, it would be greatly appreciated.
Oh snap. Since ADB doesn't work and Amazon won't help you, I am not sure what you can do. Try using fastboot on Android SDK, make sure the device is on the [fastboot] screen, or try holding done the power button in till the device turns black, then wait a minute then hold down the power button or press it and it should show the kindle fire screen, then wait for it to load. Hope this helps!
Sent from my KFTHWI using XDA Free mobile app

6P is Dead after 2 Months

Well, I maybe should have listened. So I had just flashed a ROM on my 6P, set a few things up, it was charged 98%, I downloaded an app, checked an e-mail, then walked away. Then after 30 minutes I went to the phone to check e-mail, and it was dead. I mean, wouldn't boot in any way complete black screen. Hooked up to computer, nothing. No buttons will boot the device.
So ridiculous....a $500 paper weight. Now I have to find a decent Verizon phone with good development to buy.
Well, had fun for 2 months!
Bye Nexus 6P forums!
OK - I held volume down button and power button for almost 3 minutes and it finally booted. This never happened before. Scary, but if this happens to you take note! :silly:
So my phone is unusable and I have to find a new Verizon phone that has good development. Good luck to me - guess I'll have to sacrifice my unlimited data I've had for many years for a phone with a new carrier so I can root it with good development. I hate Verizon.
darbylonia said:
So my phone is unusable and I have to find a new Verizon phone that has good development. Good luck to me - guess I'll have to sacrifice my unlimited data I've had for many years for a phone with a new carrier so I can root it with good development. I hate Verizon.
Click to expand...
Click to collapse
Unusable how? You just said it booted.
Is your bootloader unlocked? Can you get into bootloader mode? If so, you could try flashing a factory image.
Don't give up so quickly. Your issues might be related to the ROM or something else you installed.
Jeez... Jump to conclusions much? Can we get more info please?
Sent from my Nexus 6P using XDA-Developers Legacy app
darbylonia said:
Well, I maybe should have listened. So I had just flashed a ROM on my 6P, set a few things up, it was charged 98%, I downloaded an app, checked an e-mail, then walked away. Then after 30 minutes I went to the phone to check e-mail, and it was dead. I mean, wouldn't boot in any way complete black screen. Hooked up to computer, nothing. No buttons will boot the device.
So ridiculous....a $500 paper weight. Now I have to find a decent Verizon phone with good development to buy.
Well, had fun for 2 months!
Bye Nexus 6P forums!
Click to expand...
Click to collapse
I almost want to say just send it to me because I could almost guarantee I could help get it booted. If when you plug it in to your computer does the computer recognise it at all? Edl mode? Can you enter bootloader or anything?
Since your 6P is only 2 months old, why not use the warranty?
Sent from my Nexus 6P using Tapatalk
Thanks guys. I was able to revive it again and flashed a different ROM. It would not boot in any way - plugged into my computer, bootloader mode, nothing. Then it went into a bootloop. Finally I got it to boot and flashed an older ROM after transferring the appropriate vendor image to internal from my computer. I'm nervous it will happen again. I will switch to a new ROM now and hopefully won't see this happen again. Very frustrating evening.
darbylonia said:
Thanks guys. I was able to revive it again and flashed a different ROM. It would not boot in any way - plugged into my computer, bootloader mode, nothing. Then it went into a bootloop. Finally I got it to boot and flashed an older ROM after transferring the appropriate vendor image to internal from my computer. I'm nervous it will happen again. I will switch to a new ROM now and hopefully won't see this happen again. Very frustrating evening.
Click to expand...
Click to collapse
i know this is a old post but do you by any chance remember how you got it to boot again. I am having the same problem and after shutdown i was able to turn it on one time by pressing the power button for 30 sec but now it's dead again and wont turn on after long power button press.
RĂ˜35 said:
i know this is a old post but do you by any chance remember how you got it to boot again. I am having the same problem and after shutdown i was able to turn it on one time by pressing the power button for 30 sec but now it's dead again and wont turn on after long power button press.
Click to expand...
Click to collapse
Have you tried volume down and power? Hold it for up to a few minutes...
jaytv said:
Have you tried volume down and power? Hold it for up to a few minutes...
Click to expand...
Click to collapse
did that too. But nothing seems to work.It doesn't even get noticed by pc.
Would you recommend a battery swap.
I remember freaking out when that happened to me. My 6P was dead for like 20 minutes. I kept plugging it in, holding power and volume, etc. I got so mad I banged it against something and created a small dent near the power button, which I lived with for the rest of the year until I bought my OP5T.
Hope you were able to fix it. I kept trying and trying to resuscitate it and finally it booted. :good:

pbskd7001

my wife got our 3 year old a pbs playtime pad 7+ model pbskd7001 the day after we got it I figured I would set it up I connected the wifi to it and as soon as I did it said it had an update that needed to be installed on the tablet so like any device I have had the had updates that needed to be installed I went to install the update on the tablet it downloaded just fine restarted and began installing about half way though installing the update it stopped due to some kind of error so it shut down ever since then it get to the logo screen and shuts down after about 2-3 sec and does that every time I go to turn it on when I try to go in to recovery mode it shows the android guy laying on his back with a open door on his stomach not red triangle nothing and no recovery options are visable just the android guy. I have tried the button combos as told to do for the dead android problem and nothing I cant install device drivers on my computer but it will show up on my computer as a usb developer device. am looking for info as to what I can do at this point to try to bring it back to life so my 3 year old can play some learning games thank you so much in advance.

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