Mitsubishi FX562A Board BN624A373H03 Made in Japan,Untested

For sale is a Mitsubishi FX562A Board BN624A373H03 Made in Japan, Untested.
Item type: Mitsubishi printed circuit board.
Model marking: FX562A. PCB code: BN624A373H03. ?Made in Japan? printed
on board.
Features/parts seen: NEC ?PD7220D IC, many HM8464P-3 DRAM chips,
various 74LS logic ICs, two high?density board connectors on one edge,
small header connector, metal stiffener bar, plastic card guides.
Condition: Used. Shows normal cosmetic wear and light dust/scratches
from storage. No broken traces or missing components noticed, but this
board has not been powered on or tested. Sold as-is for parts or
repair.
Included: the single FX562A board only, no cables or accessories.
Typical use: replacement board or parts harvesting for vintage
industrial/electronics equipment. Assumption: likely from a Mitsubishi
system (possibly display/graphics/CNC).