MK11-B

This document, labeled as a Field Maintenance Print Set, provides a comprehensive collection of engineering drawings, wiring diagrams, and parts lists for the MK11-B memory subsystem. It includes:

• System Overview: Detailed diagrams of the MK11-B unit assembly and its variations.
• Circuit Schematics: Comprehensive logic diagrams for the MK11-B Address Buffer (M8158), Data Buffer (M8159), and Control boards (M8160, M8161).
• Wiring Information: Detailed wiring tables and harness diagrams for unit interconnection.
• Parts Lists: Bills of materials for the various assemblies, including the H765 power supply and related components.
• Timing Diagrams: Detailed timing charts for exchange and refresh cycles.

The document is intended for maintenance and service of the MK11-B memory system, a component often associated with larger PDP or VAX architectures of the era.