PDP-11/40 and PDP-11/35 System Manual

This manual provides comprehensive information on the PDP-11/40 and PDP-11/35 (21-inch chassis) system, covering installation, operation, programming, and maintenance. It includes detailed sections on system components, processor instructions and options (such as extended instruction sets and memory management), system peripherals, and power system requirements. The manual also outlines diagnostic procedures and includes a summary of equipment specifications.