You’ve installed a new LCD panel and need to "handshake" the board with the new hardware. Key Specifications: T.VST59.031 Main Chipset: TSUMV59XU-Z1 Input Interface: PC / VGA / HDMI / TV / USB (Multimedia) Panel Voltage: 3.3V / 5V / 12V (Adjustable via Jumper)
To configure the board for a 1366x768 display, you must flash the corresponding firmware using a USB drive. Format USB Drive: T.vst59.031 Firmware 1366x768