Motherboard#405 (ALR BUSINESS VEISA) has been dissociated from Chip#5490 (NEC uPD765 (Floppy Controller) [WD37C65, FDC37C65, Z765A, Z0765A, GM82C765B, \*765\*, 8272A, UM8272A]) by helencroft

Motherboard#405 (ALR BUSINESS VEISA) has been associated to Chip#6406 (National Semiconductor DP8473 (Floppy Controller) [P82C765]) by helencroft