[dev][apx][nvflash][tegra-note-7][update]

rheingold

New member
Jun 11, 2005
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If anybody bricks his/her device and has only the APX mode available or is trying to get an nvflash utility for a Tegra Note 7, now the solution can be found: the Advent company has published a full package including a nvflash working with the Tegra Note 7. Moreover, the package contains a signed bootloader and bct and all the other parts of the entire storage (including the system partition for a 4.3. JellyBean).
It can be downloaded from their website of adventcomputers.co.uk in the downloads section (I can't post links yet), select Product range: "Advent"; Product type: "Tablet"; and then choose "ADVENT Vega Tegra Note 7", do not be mystified by the "driver" type and download the "Advent Vega Tegra Note Factory Image (4.3)" (about 641 MB package)

Many thanks to the dev and support guys at Advent (Dixons retail plc), because they have put the final cherry on the top of the cake. The Nvidia Tegra Note 7 is now not only a top of the top devices regarding its power, but this package renders it into an unbrickable device.

(note: I'm NOT affiliated with any of the companies, I just bricked my device and had no other mode available than the APX mode. I'm posting this post due to the abovementioned reasons, because I find this quite and important source for further hacking(orig. meaning) of the devices. In fact I regard this as an utlimate source for development on this platform.)

I have tried the package (including the batchfile, that does the automation), it works for me on my Advent Vega Tegra Note 7, however Im not sure if it will work on others (EVBA for example), so please feel free to test and post your experience underneath here.
 

e8hffff

Senior Member
Dec 28, 2010
250
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Thanks for the heads up. I tried it on my bricked dodgy manufactured tablet and I was able to get the device to a new level but it still crashes trying to boot the system partition. Least now I have fastboot.

With the nvflash recovery tools you can replace the images to suit say bat-recovery or latest boot.img with menu options the older version doesn't have.
 

Shaky156

Senior Member
Aug 19, 2012
1,201
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Wait what?! Why havent I been notified?! And subscription to my own thread has been lost?!?! O__o ill take a look at this!!!!

Edit: I see, this isnt my thread thanks ill reopen my thread :)
 

e8hffff

Senior Member
Dec 28, 2010
250
74
0
Wait what?! Why havent I been notified?! And subscription to my own thread has been lost?!?! O__o ill take a look at this!!!!

Edit: I see, this isnt my thread thanks ill reopen my thread :)
HEhehee. This nvflash recovery is only new to the scene so I didn't get time to check it out then inform you Shaky.

In my opinion our community can rehash these tools and make a better recovery.
 
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rheingold

New member
Jun 11, 2005
4
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Wait what?! Why havent I been notified?! And subscription to my own thread has been lost?!?! O__o ill take a look at this!!!!

Edit: I see, this isnt my thread thanks ill reopen my thread :)
I have tried to make a request on the admin who locked Your threead and wanted to post it there (see my message to Moscow Desire below), but I did not get any answer, so I did not want to dealy such an important newz anymore, so I have allowed myself to open a new thread with simmilar markings. Sorry for the discomfort, but I do not see any other way of behaving corerctly, if this forum platform and its admins do not provide support for this.

With regards

------ Original message ---------
Reopening a closed thread?
There is a thread I would like you to reopen, since the state of things has heavilly changed. The post I would like to post is an quite important one, while it may contain a link to a commercial site, it also points to an nvflash utility working with Tegra Note 7, including signed bootloader and BCT. Moreover, the (non-purchase and registration free) download package is made by a commercial partner of nVIDIA with (AFAIK from their support) full consent of nVIDIA. For the Tegra Note it is the last missing bit for the full controll of the device starting from APX mode up to the various other run-modes.

Im not affiliated with neither of the abovementioned companies, I just bricked my device and had no way to recover it since APX was the only rescue, so they published the whole package (for 4.3 JB). I think mentioning this as well the link to the package is worthwhile the post, but I do not feel that starting a new thread would be correct.

Thread to be reopened: (link to your original thread)

Would this be possible?
Thanks
 
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Shaky156

Senior Member
Aug 19, 2012
1,201
2,234
143
I have tried to make a request on the admin who locked Your threead and wanted to post it there (see my message to Moscow Desire below)., but I did not get any answer, so I did not want to dealy such an important newz anymore, so I have allowed myself to open a new thread with simmilar markings. Sorry for the discomfort, but I do not see any other way of behaving corerctly, if the platform and its admins do not provide support for this.

With regards

------ Original mail ---------
Reopening a closed thread?
There is a thread I would like you to reopen, since the state of things has heavilly changed. The post I would like to post is an quite important one, while it may contain a link to a commercial site, it also points to an nvflash utility working with Tegra Note 7, including signed bootloader and BCT. Moreover, the (non-purchase and registration free) download package is made by a commercial partner of nVIDIA with (AFAIK from their support) full consent of nVIDIA. For the Tegra Note it is the last missing bit for the full controll of the device starting from APX mode up to the various other run-modes.

Im not affiliated with neither of the abovementioned companies, I just bricked my device and had no way to recover it since APX was the only rescue, so they published the whole package (for 4.3 JB). I think mentioning this as well the link to the package is worthwhile the post, but I do not feel that starting a new thread would be correct.

Thread to be reopened: (link to your original thread)

Would this be possible?
Thanks
Hi i dont have an issue with this, mistake on my part, I thought this was my thread lol. Ive reopened my thread and its moved to Q&A. Will work on a newer things, I have new files. Will test few things first.
 

teonagode

Senior Member
Jun 9, 2012
420
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Ajdovscina
After finding out after a long time about this guide,I managed to reflash the stock firmware and reset the tablet,so hurray and much thanks for sharing this guide :D

Sent from my HTC One X using XDA Premium 4 mobile app
 

Hiro51

New member
May 20, 2014
3
0
0
Ok, I need some help if anyone can.
I erased the boot file on my Nvidia EVGA Tegra Note 7 P1640 tablet and now I'm stuck. I had set usb debugging on in the tablet and as far as I know, it's still on. I have tried everything I can think of and nothing works. First, there are 3 driver_install.bat files in the Vega7\usbpcdriver folder. Being that I'm running windows 7 64bit with an AMD processor, I select driver_install_amd64.bat and it fails wanting $P4ROOT$ to be set. I may be wrong, but I set it to D:\Android\Vega7 (in the install_driver_amd64.bat). Please correct me if I'm wrong. Second, if I set p4root to D:\android\vega7 (where the Vega7 folder is), it fails with "NT DDK at //sw/tools/ddk/nt6/6001.18002/... is not synced" and fails. I have no idea what to do about this. If I goto the vega7 directory and click on flash_signed.bat, it stops at >SN.txt and just sits there. I thought I was fairly computer savy, but apparently I'm not.
I've followed the instructions as written up to the point it freezes up on me, however there is no info on what to do if the batch files fail.

I can get the tablet into APX mode in the device manager, but the drivers are not loaded. I can load the drivers in the usbpcdrivers folder, which installs "Nvidia USB Boot-recovery driver for Mobile devices", but still can't get the flash_signed.bat to go any farther than >SN.txt. (I turned echo on in the bat file so I could see what was happening)

So please, anyone, help. I've only got one hand full of hair left and it's about to go too. :(
 
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lizard-borys

Member
Apr 7, 2014
5
1
0
Always use usb without option for power charging.
Change USB port if not try on different computer, I was stuck on my one when I try do flash, go on my girlfriend laptop and done without any problems.

Ok, I need some help if anyone can.
I erased the boot file on my Nvidia Tegra Note 7 P1640 tablet and now I'm stuck. I had set usb debugging on in the tablet and as far as I know, it's still on. I have tried everything I can think of and nothing works. First, there are 3 driver_install.bat files in the Vega7\usbpcdriver folder. Being that I'm running windows 7 64bit with an AMD processor, I select driver_install_amd64.bat and it fails wanting $P4ROOT$ to be set. I may be wrong, but I set it to D:\Android\Vega7 (in the install_driver_amd64.bat). Please correct me if I'm wrong. Second, if I set p4root to D:\android\vega7 (where the Vega7 folder is), it fails with "NT DDK at //sw/tools/ddk/nt6/6001.18002/... is not synced" and fails. I have no idea what to do about this. If I goto the vega7 directory and click on flash_signed.bat, it stops at >SN.txt and just sits there. I thought I was fairly computer savy, but apparently I'm not.
I've followed the instructions as written up to the point it freezes up on me, however there is no info on what to do if the batch files fail.

I can get the tablet into APX mode in the device manager, but the drivers are not loaded. I can load the drivers in the usbpcdrivers folder, which installs "Nvidia USB Boot-recovery driver for Mobile devices", but still can't get the flash_signed.bat to go any farther than >SN.txt. (I turned echo on in the bat file so I could see what was happening)

So please, anyone, help. I've only got one hand full of hair left and it's about to go too. :(
 
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Hiro51

New member
May 20, 2014
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Always use usb without option for power charging.
Change USB port if not try on different computer, I was stuck on my one when I try do flash, go on my girlfriend laptop and done without any problems.
Can't use usb without power. The tablet will not stay turned off now and because of that, the battery won't charge enough to usb without power from usb.
I've even plugged in the charger and gone into boot-loader and clicked on shut down, but it still won't stay off or take a decent charge.

I have tried a different computer as well as different ports with the same results.
btw, thanks for replying.

As I reread the posts, I noticed rheingold's post at the bottom says he's not sure if this will work on the (I believe he meant EVGA) model. Can anyone verify it works on EVGA?
 
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Hiro51

New member
May 20, 2014
3
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0
Solved. Bad USB cable. Unbelievable! I guess the original cable only works when it wants to. Used usb cable from old kindle with complete success. Fully restored to 4.4.2, rooted, and sd card fixed. I'm back in business. Gotta love those rootjunkys super tools.
 

hacktrix2006

Senior Member
Jan 15, 2011
1,681
566
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Solved. Bad USB cable. Unbelievable! I guess the original cable only works when it wants to. Used usb cable from old kindle with complete success. Fully restored to 4.4.2, rooted, and sd card fixed. I'm back in business. Gotta love those rootjunkys super tools.
Nice work mate. I am speaking with Nvidia too see if they will do factory images like the Shield but waiting on a response for that.
Also OTA 2.4 is now Live as of 5 minutes ago.

It seems the USB cables are not of high quality just like the ports.
 

StainlessS

Member
Oct 25, 2014
21
3
0
Today, panic stations as I thought I had bricked my Advent Vega Tegra Note 7.
I had updated yesterday to KitKat along with additional OTA updates, but decided
to go back to 4.3 to capture the update after main KitKat update (2nd of 6 updates [EDIT: forgot to cap that one]).
I unlocked bootloader via fastboot, then flashed system.img (4.3 from Advent) and then the TWRP
recovery.img EDIT: Also locked bootloader..
On boot, it got itself stuck Powered ON at the TEGRA NOTE (white on black) screen, all was doom and gloom.
I finally figured out that holding down Volume+ then pressing the power button quickly and then
pressing again (whilst still holding the volume+ button down), I could get into the recovery menu
to access TWRP. In TWRP I did a factory reset and hoped for the best.
On reboot, all was still doom and gloom. So I thought maybe it might be necessary to have the
appropriate boot image (rather than the 4.4 boot image), and so flashed that, and Voila,
everything is hunky dory again.

I seem to have lost ability to use nvflash (APX mode) after original 4.3 flashing (which I could access
on the device doing the same dance as above but pressing both volume up and volume down keys before power).

My USB driver Vender ID and Product ID's below, I seem to have two Fastboot Id's, presumably one for stock recovery
and the other for TWRP (I blanked last 5 digits with x's just in case they could be used for nefarious deeds).
Code:
Fastboot                    Advent Vega Tegra Note 7  Fastboot              Vid_0955&Pid_cf01\052101410714600xxxxx
TegraNote-Premium           Google Galaxy Nexus ADB Interface               Vid_18d1&Pid_d001
Tegra NOTE                  TegraNote-P1640                                 Vid_0955&Pid_cf02
Fastboot                    Advent Vega Tegra Note 7  Fastboot              Vid_0955&Pid_cf01\15C4110C904000000100xxxxx
Advent Vega Tegra Note 7                                                    Vid_0955&Pid_cf00&MI_00
Tegra NOTE                  Advent Vega Tegra Note 7 ADB                    Vid_0955&Pid_cf00&MI_01
Tegra NOTE                  USB Composite Device                            Vid_0955&Pid_cf00
APX NVIDIA                  USB Boot-recovery driver for Mobile devices     Vid_0955&Pid_7535
Anyway, perhaps above is all known to you old salts, but for a newbie like me, is perhaps of use.

Also, thanks for the link :)
 
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StainlessS

Member
Oct 25, 2014
21
3
0
Thanx hacktrix, I could access APX OK (was stuck with power on, ie could not power off, the dance described allowed me the access both fastboot and APX).
The problem was nvflash via flash_signed.bat.