[Completed] Nexus 7, 2013, wifi - How to fix a boot loop when stock recovery mode is not working? - XDA Assist

Disclaimer as far as experience with playing around with android I am at a pretty basic level. I have tried to follow some guides online about flashing and installing stock factory image but none seem to work for me. Could someone guide me in the right direction for what I might need to do to attempt to fix my device which is unfortunately just out of manufacturers warranty.
Also could this random occurance be a known documented batch manufacturing defect in which case I would be entitled to a legal warranty coverage?
Issue: I found the device turned off one day, when I tried to start it I found that it was in a boot loop where the google logo never went off to continue with normal boot (battery was full).
First instinct was to go to bootloader with the voldown+pwrbutton and launch recovery mode and restore to factory from there.
However, although bootloader launches, when I choose recovery mode and hit power button I am prompted to the google logo and stuck in the same boot loop.
Further details:
I have never modified the software on the device from stock, all settings were on default except that the device was encrypted with password protection.
Software version was latest android 5.x.x (can not check in current device state and I forgot exactly)
Device info from bootloader:
Product name - flo
Variant - flo 32G
Hw version - rev_e
Bootloader version - FL0-04+04
carrier info - None
Serial number - 04d0b343
Signing - yes
Secure boot - enabled (green colour)
Lock state - locked

Hi there,
Here is few discussions about your problem where you can ask directly after register an account on XDA:
Nexus 7 2013 bootloop and black screen in bootloader
Nexus 7 2013 model, bootloop after battery dead
For other questions related to this device please ask here:
Google Nexus 7 (2013) Help and Troubleshooting
Good luck

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[Q] Nexus S soft bricked??

Hi guys,
My Phone is COMPLETELY blocked. Looking for some help, as I'm unable to find a solution off Google.
Device: Samsung Nexus S i9023
Status: Rooted
Symptoms:
1. Will not proceed beyond Google logo at boot. Stays there for hours.
2. When I remove and reinsert battery, automatically starts booting.
3. Able to open Bootloader, but unable to scroll or select any options. (Should not be a hardware issue, as I am able to enter the Bootloader in the first place)
Now, for the tricky part. I recently upgraded to Win 8, so don't have the drivers installed. System won't detect the device, and manually installing the drivers doesn't help.
Would appreciate any help on the topic that could lead me to a solution.
This will solve your problem: http://forum.xda-developers.com/showpost.php?p=33956691&postcount=1

LG AS730 Security Error Recovery

This is in response to LG AS730 (L7 Variant) Rooting / Unbricking / More, http://forum.xda-developers.com/showthread.php?t=2102104. This was a very helpful thread but it has a broken link for the cab firmware. I have found an easier way to fix the security error anyway. Just follow the first two steps and boot your phone into emergency mode (Vol Down + Up / Then plug in USB) with LG support tool running. Click options, upgrade recovery, and it will ask you for a Serial # / Model or MEID #. It will download the correct stuff (im not an expert), and install it on the phone. Boots right up. The reason i got into this mess was because I un-installed the wrong apps after I rooted. I didn't heed the warnings of others, i think it was chrome but I'm not sure. Anyway I just wanted to put this out there to save some hassles if any one else has done this.

Please Help me Starting My Nexus S GT I-9020

Dears
Recently I rooted my nexuys s GT -i9020 , and also installed touch clockwork mode recovery . today i was installed one software and I am granted superuser permission to him, the name of the software is forgotten from me, but when I opened that software my phone is restarted and hanged on Google's logo startup screen.
THEN I WIPED ANY THING ON MY NEXUS S, SUCH AS FACTORY DATA RESET, AND USB STORAGE AND FORMAT SYSTEM ETC
I also completely formatted all the data on my phone and
Now when I am pushing the power button it directly going to recovery mode and the option on my screen are.
FASTBOOT MODE - NO BOOT OR RECVOERY IMG
PRODUCT NAME - HERRING
HW VERSION - REV 11
BOOTLOADER VERSION - I9020XXLC2
BASEBAND VERSION - I9020XXKL1
CARRIE INFO - KIT
SERIAL NUMBER - 3035C767C6600EC
LOCK STATE - UNLOCKED
SELECT - VOLUME UP OR VOLUME DOWN
EXCUTE - POWER
Please help Me that how to solve this problem, and also tell me that if there is easiest method to install kitkat on my phone because this is my dream to see kitkat 4.4.2 on my nexus s GT -I9020
AND ALSO SHARE ME SPECIFIC USB DRIVERS OF THIS PHONE ,
THANKS
REGARDS!!!!!!!!!!!!!!!!!!!!!!!!
http://www.droidviews.com/nexus-s-guide-unlock-bootloader-root-install-custom-recovery-custom-roms/
I visited this site many times but this website is not helpful for me because there is no link to download custom roms, And also I dont know that what type of ROM is suitable for me please share a good custom Rom for me and also method of installing custom Rom .
I will be very thankful to you
Download Nexus Root Toolkit if you're too lazy
Please close this thread
My problem is Solved Thanks XDA Team
I was Installed CM10.2 And nice working for me
THANKS AND REGARDS
ALL CREDIT GOES TO XDA TEAM!!!!!!!!!!

[Completed] Help needed, unlock pattern (phone locked)

Hi all,
I need help with breaking my lock screen pattern (Sony Z3 Compact D5803, Android 5.1.1). Today 6 years old kid was playing with my phone and somehow she went into settings and changed my lock screen - and she forgot it. Grrrr
Things I have done so far:
1. Access my gmail account, able to use Android Device Manager -> lock and reset (its running on phone - but did not reset lock screen pattern)
2. Contacted Sony and my carrier (Vodafone UK) - both unable to do anything. Recommend hard reset (all data wiped out)
3. Tried to access phone with ADB shell ->error device '(null)' not found (i guess on USB debugging on on the phone)
4. tried like 200 combinations (simple) no luck
5. Pushed installation of androidlost and done sms registering etc (done this before on friend phone when was stolen) but no luck on main (I got AVG AV on phone which probably stop starting app remotely)
Got some data on my phone what can't really lose, otherwise would do hard reset
Any help appreciated
Marcin
marcin25 said:
Hi all,
I need help with breaking my lock screen pattern (Sony Z3 Compact D5803, Android 5.1.1). Today 6 years old kid was playing with my phone and somehow she went into settings and changed my lock screen - and she forgot it. Grrrr
Things I have done so far:
1. Access my gmail account, able to use Android Device Manager -> lock and reset (its running on phone - but did not reset lock screen pattern)
2. Contacted Sony and my carrier (Vodafone UK) - both unable to do anything. Recommend hard reset (all data wiped out)
3. Tried to access phone with ADB shell ->error device '(null)' not found (i guess on USB debugging on on the phone)
4. tried like 200 combinations (simple) no luck
5. Pushed installation of androidlost and done sms registering etc (done this before on friend phone when was stolen) but no luck on main (I got AVG AV on phone which probably stop starting app remotely)
Got some data on my phone what can't really lose, otherwise would do hard reset
Any help appreciated
Marcin
Click to expand...
Click to collapse
Hello,
You can visit here and read the entire thread thoroughly.
-Vatsal
Vatsal said:
Hello,
You can visit here and read the entire thread thoroughly.
-Vatsal
Click to expand...
Click to collapse
Thanks for your help. went there and did go through those methods, unfortunately adb shell/devices showed null device, I am on stock rom so no recovery mode - to flash from sd.
But in the end of the day, I made it - phone is unlocked thanks to SONY software (when registering phone with your gmail it does create for you Xperia account). Its like Google Device Manager - with the difference it will overwrite PIN/Lock Pattern. Funny thing is Sony customer service is unaware of this.. completely..at least they first level of support.
Happy
Glad, you found your way. Thread closed
-Vatsal

Help with Polaroid P900 Tablet

I have come into possession of a Polaroid P900 tablet which says it is Powered by Android, however, when turned on it never progresses past the boot screen. The model number on the back of the tablet is P900 and the build number is BN01.01.006.076.01.
The battery seems to charge fine and I can boot the tablet into recovery mode, in recovery mode the model number, or perhaps firmware revision number, is P900_20141216. I have tried the factory reset option to no avail.
The bizarre thing is I can't seem to find any information on this tablet online, apart from a copy of the really basic Quick Start Guide on the official website. There seem to be no firmware images or Android updates I could attempt to flash the tablet with to try to fix this boot issue.
Does anyone know of any resources I can use to fix this booting issue?
Alternately, if this is not an appropriate forum, does anyone know any other resources for hacking these tablets?
This is the first Android device ever in my possession so I am at a loss as to where to go or what to do at this point!
Thanks for any advice or suggestions you may be able to provide!

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