The resolution selected in the firmware is likely higher or lower than what the LCD glass can physically support. You must locate the correct resolution firmware and repeat the flashing process. To help tailor this to your setup, let me know:
of the firmware file if provided.
Without the exact firmware matching your specific LCD panel's specifications, the screen may display a distorted image, inverted colors, a blank screen, or fail to boot entirely. Key Features of the DS.V56RJ.BK Board Ds.v56rj.bk Firmware
Mapping the display output to match the native pixels of your panel (e.g., The resolution selected in the firmware is likely