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VT-SBC-3399 | User Manual 36
6.
Open the upgrade window;
7.
Connect VT-SBC-3399 to the Windows host with the USB Type-C cable;
8.
Input “reboot loader” command in a terminal to enter the Loader mode and the
upgrade window will prompt for the existence of a Loader device;
Another way to enter the Loader mode: Press the Recovery button and reset button,
then release the reset button first and wait about 3-8 seconds before releasing the
recovery button. Wait a few seconds, there will be a prompt on the upgrade window
(Found One LADER/MASKROM Device) that means the upgrade process is ready.
9.
Click
Upgrade Firmware
>
Firmware
in the upgrade window;