PDP-8 Maintenance Manual

This document is the official 1966 maintenance manual for the PDP-8 computer produced by Digital Equipment Corporation. It provides detailed technical information for the maintenance and understanding of the system, covering topics such as:

• Computer Organization: Details on processor, core memory, and input/output operations.
• Logical Functions: Descriptions of manual operations, flow diagram interpretation, and programmed operations.
• Processor Details: In-depth technical breakdown of timing, instruction registers, major state generators, and various control logic (power clear, run/pause control, accumulator and link control).
• Core Memory: Organization and management of the memory array.