Motherboard#15000 (CompuAdd 286/20 Model 216) has been dissociated from Chip#4270 (Chips & Technologies F82C452 (SVGA)) by helencroft

Motherboard#15000 (CompuAdd 286/20 Model 216) has been associated to Chip#558 ((multiple brand) 8042 (Keyboard Controller) [VT82C42N, W83C42, AMIKEY™-2, HT6542, KYBD, LT38C41]) by helencroft

Motherboard#15000 (CompuAdd 286/20 Model 216) has been associated to Chip#5146 ((multiple brand) 16C452 (Dual high-speed UART w/LPT) [UM82C452, 16C452, W86C452, VL16C452, MX16C452, TL16C452, KS82C452, 16C452A, HM83C452]) by helencroft