Yuancon SDVX Lite
The Yuancon SDVX Lite was first sold internationally in November 2021. It is Yuan's budget option, featuring an all-white case and acrylic panel, and two straight RGB strips between the start button and knobs.
This page lists troubleshooting and known issues with the controller.
I can't play EAC
To play EAC, make sure you're on the latest version of the firmware. See YuanCon Firmware.
Although the instructions say press both FX buttons, you may need to press both side buttons instead to enter the firmware update mode.