To a layperson, it was just a green slab of fiberglass and copper. To Mira, it was a topographical map of a city—with power rails as highways, data lines as streets, and tiny black ICs as buildings. This board, often found in the Lenovo G580 or similar series, had a reputation. It was known for a "ghost in the machine": a fault that appeared, disappeared, and reappeared without warning.
Display works on external VGA/Mini-DisplayPort but built-in panel remains dark. ldb-2 mb 11232-1 schematic
The board's silkscreen read: .