Motherboard#1604 (Dell System 4XX/P NetPlex) has been associated to Chip#5386 (Dallas DS12887A [DS12887A+, bq3287AMT, M48T86PC1]) by helencroft

Motherboard#1604 (Dell System 4XX/P NetPlex) has been associated to Chip#558 ((multiple brand) 8042 (Keyboard Controller) [VT82C42N, W83C42, AMIKEY™-2, HT6542, KYBD, LT38C41]) by helencroft