Typically a 42-inch LED panel (e.g., T420HVN01.0). Note: Flashing a dump with the wrong panel data can result in an upside-down image or solarized colors. Where to Find the BIN File
Because these are proprietary files, they are rarely hosted on official manufacturer sites. They are primarily shared on technician forums:
To ensure you find the correct compatible BIN file, verify these hardware details against your specific unit: