How to Upgrade the Firmware on VBOX HD Lite

Download the firmware file here.
Copy the firmware file (.RLU) to the root directory of a microSD card.
Insert the microSD card into the SD card slot on the HD Lite unit.
Apply power to the HD Lite unit.

The LED will flash green rapidly for the duration of the upgrade. When the upgrade is complete, the LED will turn off.
Power-cycle the HD Lite unit to finish the upgrade process.