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Messages - birdastrompgman
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46
« on: March 26, 2014, 06:47:21 PM »
Yes, I rebooted after each step, and repeated each of them. I also tried each volume button position when doing the wheelie command, in case it might help boot into the bootloader.
I started a thread in the Nexus 7 help forum. Searched for APX and nvflash attained, no useful hits and lots of bricked N7s in APX from peeps who didn't make bootloader backups.
47
« on: March 26, 2014, 02:49:29 PM »
The replacement 2012 N7 came in. I unlocked the bootloader, flashed the flatline_grouper.img recovery, and flashed the AndroidRoot BL bootloader. Then I made the blob.bin bootloader image,
I can now get in and out of APX mode using wheelie, but I can't attain nvflash status, because the "wheelie -b -blob.bin" command doesn't get me into the bootloader from APX mode. It says it completed sending the bootloader, and my device should be ready for nvflash, but the Nexus 7 stops at the Google and unlocked lock screen rather than continue to the bootloader. Nvflash commands other than nvflash -h return "unknown command" messages.
Could the problem be that the N7 came with Android 4.2.1 and its newer bootloader? I flashed back to 4.1.2, prior to changing the recovery and bootloader, since nvflash is set up for the 4.1.3 bootloader
48
« on: March 26, 2014, 01:51:53 PM »
If you can get to the bootloader, Mark Skippen's Unified Android Toolkit will restore a Google stock ROM with Fastboot commands, or you can do it yourself.
49
« on: March 23, 2014, 09:48:14 PM »
Never mind the battery plug. Have you checked the motherboard to digitizer plugs?
50
« on: March 23, 2014, 09:43:31 PM »
Well, I stumbled onto a refurbished scratch and dent 16GB 2013 N7 for $185, so I'll probably send back the 2012 N7 and keep the newer one - or maybe I'll keep both.
51
« on: March 20, 2014, 10:40:01 PM »
Thanks! I ordered a 32GB motherboard for $50 with free shipping. I doubt I'd have come up with that idea, so I owe you an ice cream or lunch if we ever meet. I'm still going to give the broken N7 to my son, but with the replacement motherboard. I ordered myself a refurbished N7 (2012) for myself for $129. It's hard to justify another $100 for the Snapdragon CPU.
52
« on: March 20, 2014, 08:21:38 AM »
Well, mine is, or was a 32 GB model. I guess I'll be buying a 2013 model by the end of the week.
53
« on: March 19, 2014, 06:37:50 PM »
I purchased the N7 1 March 2013, so it died barely 15 days past the warranty expiration. If there are a lot of units being returned with this problem, and motherboards are being replaced, I'll buy the bad chip theory. It might also explain the $213 repair estimate I received from Asus for what I thought was a software installation.
54
« on: March 19, 2014, 04:31:38 PM »
My WAG is a cosmic ray glitch. I wasn't doing anything unusual, not walking in wool socks, not near loudspeakers or magnets, didn't drop it, etc.
My son dropped his 8GB N7 (2012) and cracked its screen. I guess that'll be the best use for the parts.
55
« on: March 19, 2014, 01:15:08 PM »
Ouch! Reflashing the blob.bin bootloader failed because my chip UIDs are different between the two N7s. Unless the chip UID is stored unencrypted in open view (highly unlikely in a binary file), I'm hosed.
All I can say, guys, is make your blob files now, before you find yourselves in my situation!
56
« on: March 18, 2014, 10:46:23 PM »
I'm going to generate my blob files from my stepdaughter's N7 [2012]. I'll downgrade its OS to Android 4.1.2, since the NVFlash bootloader image is 4.1.3 (it's running 4.4.2 currently). Hopefully, I'll be able to report some progress tomorrow. I'm backing up her data right now.
58
« on: March 17, 2014, 10:07:12 AM »
It's a bummer, for sure. I think I can reflash the bootloader, and use fastboot commands to rebuild the firmware/software. I have nothing to lose.
59
« on: March 17, 2014, 12:31:40 AM »
If any N7 (2012) owner is willing to make a set of the needed img files from the previous link for me to restore my N7, I'd greatly appreciate your help! For Nexus 7, we recommend backing up the following partitions: $ nvflash --resume --read 5 eks.img $ nvflash --resume --read 13 factory-config.img $ nvflash --resume --read 14 mda.img
60
« on: March 17, 2014, 12:24:05 AM »
My N7 wasn't responding in an app, so I powered it off. Since then, it won't power back up. I've tried holding the power button for more than 60 seconds, and I've tried powering it on into Recovery with the power and volume buttons, unsuccessfully. I hooked it up to my PC and discovered I can put it in APX mode by pushing the power button. The N7 gives no visible sign of turning on, but Win7 sees it as an APX device when I toggle the power button. Apparently my Bootloader is corrupted, as the only repeatable method of entering APX mode is by erasing the bootloader. The only way to fix it is to find a version of NVFlash for the N7 and reflash my bootloader, per this discussion.. I'll need some time to figure out how to recover my device. N7 (2012), rooted, running Android 4.4.2. Out of warranty, of course. I anyone has experience with this, or understands what steps I need to take, please tell me in this thread, or direct me to where this has been discussed/fixed. TIA. Best
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