Control for CR8I

This document is a technical schematic diagram for the M716 control unit of the CR8I punched card reader, copyrighted by Digital Equipment Corporation in 1968. It provides a detailed logic-level circuit layout, including input/output bus connections, logic gates (E1-E17), and a comprehensive parts list detailing integrated circuits, resistors, diodes, and capacitors used in the assembly. The schematic is intended solely for maintenance and testing purposes.