GT40 Graphic Display Terminal

This document is Volume 2 of the technical manual for the GT40 Graphic Display Terminal, specifically detailing the PDP-11/05 and PDP-11/10 computers. The manual is organized into four parts:

• Part 1: Computer Description, covering components, the Unibus, installation, and operation.
• Part 2: KD11-B Processor, including general description, instruction set, console operation, microprogram control, and maintenance.
• Part 3: MM11-K and MM11-L Memory, describing the general and detailed operation, and memory maintenance.
• Part 4: Power Supply, detailing the general and detailed power supply operation and maintenance.

The manual includes extensive logic diagrams, pin designations, microprogram flowcharts, and troubleshooting charts to aid in maintenance and repair.