Updated: Nov 23, 2020
First of all, connect the recovery (between installer pc & DSBOX-N2's recovery usb), ethernet & power connection of your DSBOX-N2. Open a terminal on your installer pc then type "watch lsusb".
When DSBOX-N2's power connector plugged in,
press power button then wait for boot led lights up.
press reset & recovery buttons together
release reset button
and release the recovery button after 3 seconds later.
You should see "NVidia Corp." title in the terminal.
Next, set your configurations in the Nvidia SDK Manager.
Accept the license agreement and continue to step 3.
Nvidia SDK Manager asks your password to installation. Fill it and continue.
After all packages have been downloaded, Jetson OS will be installed on the Jetson Nano.
The SDK Manager asks your DSBOX-N2's username and password. We will continue from here after the second part.
On the second part, copy your dtb file to kernel/dtb folder at the end of the post. The full path of the folder is (for JetPack 4.4.1):
Put your DSBOX-N2 in recovery mode and check it from the terminal.
Open another terminal and type these commands:
sudo ./flash.sh -r -k DTB jetson-nano-emmc mmcblk0p1
Once the dtb file is successfully updated, configure your DSBOX-N2's Ubuntu installation progress (language, keyboard type, location, username & password etc.).
After ubuntu installation copy the kernel image which attached below to the DSBOX-N2 from host pc with scp command.
sudo scp Image firstname.lastname@example.org:/home/nvidia
Connect to your DSBOX-N2 via ssh then execute the below commands.
sudo cp Image /boot
Finally, complete the SDK Manager installation progress. Type your username and password then click "Install".
Thanks for reading.