Before sourcing firmware files, verify that your exact board revision matches these hardware baselines: Technical Specification Realtek RTD2831PSA (4-Core) RAM / Storage 1GB DDR / 4GB eMMC (e.g., H26M41204HPR) Supported Resolution Full HD (1920 x 1080), 30-pin LVDS interface Backlight Output ~109V–122V @ 520mA Tuner Standard DVB-C / T / T2 Connectivity Built-in Wi-Fi, RJ45 Ethernet, HDMI, USB Step-by-Step Installation Methods

: Ensure the firmware matches your screen's resolution (e.g., ) to avoid a distorted or upside-down display.