RX50

This document is the "RX50 Field Maintenance Print Set," a comprehensive technical manual published by Digital Equipment Corporation, primarily copyrighted in 1982-1983. It provides detailed engineering and assembly information for the RX50 Dual Floppy Disk Drive.

The set includes:

• Table of Contents and Drawing Directories: An organized overview and guide to the various sections and specific drawings.
• Assembly Diagrams: Exploded views and detailed diagrams illustrating the physical construction, component placement, external casing, and labeling, with specific assembly notes.
• Board Connection Diagram: Shows the electrical interconnections between the main circuit boards (Seek/Interface, Read/Write, Spindle Motor Speed Control) and other drive components like motors, sensors, and solenoids.
• Mounting Details: Specific diagrams for mounting critical components and a layout for the shipping label.
• Parts Lists (Bill of Materials): Multi-level lists detailing all assemblies, sub-assemblies, and individual components, including their drawing numbers and classification (electrical, mechanical, electro/mechanical).
• Electrical Schematics: Detailed circuit diagrams for key printed circuit boards, including the Seek/Interface Board, Read/Write Board (showing amplification and data processing), and the Spindle Motor Speed Control Board.
• Cable Assembly Specifications: Comprehensive wire tables and assembly instructions for all custom cable harnesses used within the drive.

In essence, this document provides all necessary technical drawings, parts information, and assembly/disassembly instructions required for the maintenance, repair, and understanding of the RX50 Dual Floppy Disk Drive.