3V I.O. Bus Receiver M564

This document is a technical schematic and parts list for a Digital Equipment Corporation "3V I.O. Bus Receiver" (module M564). The diagram illustrates the circuit design, utilizing DEC 75107 integrated circuits, various transistors (DEC 30098, 6534D, 3762), and supporting passive components. The document provides detailed logic gating and signal routing, along with a comprehensive parts list specifying quantities, component descriptions, and part numbers for assembly and maintenance.