Sdkmanager is just a automation tool. You can manually flash the board too.
https://docs.nvidia.com/jetson/archives/r35.5.0/DeveloperGuide/IN/QuickStart.html#quick-start
Sdkmanager is just a automation tool. You can manually flash the board too.
https://docs.nvidia.com/jetson/archives/r35.5.0/DeveloperGuide/IN/QuickStart.html#quick-start