PC100-B

This document is a comprehensive field maintenance print set for the Digital Equipment Corporation (DEC) PC100-B computer system. It provides detailed technical information necessary for the maintenance and repair of the system and its components.

The set includes:

• A Table of Contents listing various unit assemblies, parts lists, drawing directories, and circuit schematics for the PC100 and the RX50 Controller Board, along with a list of covered unit variations (PC100-B2 through PC100-B7).
• Assembly Drawings/Diagrams illustrating physical layouts and wiring connections for different PC100-B components and variations, including power supply details.
• Extensive Parts Lists detailing part numbers, descriptions, and quantities for the PC100, PC100-B Mother Board, CPU Assembly Rainbow 100, and PC100 RX50 Controller.
• Drawing Revisions and Descriptions outlining various PC100-B configurations, specifying RAM, display capabilities, floppy drives, port types (printer, async/sync), and language support for models PC100-A, PC100-AN, PC100-A1, and PC100-B2 through PC100-B7, as well as the Mother Board and RX50 Controller.
• Detailed Circuit Schematics for the PC100-B Mother Board (covering clock, arbiter, video, memory, memory decode, registers, Z80 processor, and communication port) and the PC100 RX50 Controller.

In essence, the document serves as a complete technical reference for the PC100-B system, providing crucial information for understanding its construction, components, and electrical design.