FOR TouchSmart 310 Main Board 618640-002 / 618639-001 (DA0NZ2MB6E0)

Main board designed for TouchSmart 310 systems. This board corresponds to original part numbers 618640-002 and 618639-001 and carries the board ID DA0NZ2MB6E0. Intended as a direct replacement for machines that use these exact part numbers — confirm your existing part number before purchasing to ensure compatibility.