RX01 Floppy Disk Drive

This document, dated 1975, contains the comprehensive engineering drawings for the RX01 Floppy Disk Drive. It includes:

• Drawing Directory: A customer print set index listing all major assemblies, including the floppy disk control board, firmware listing, read/write control board, and power supplies.
• Unit Variations: A detailed matrix showing various configurations (single/dual drive, voltage options, and plenum assemblies).
• Assembly Schematics: Exploded views and connection diagrams for the chassis, plenum, and control boards.
• Parts Lists: Detailed parts lists for the floppy disk controller (M7726) and read/write control (M7727).
• Firmware Listings: A complete assembly language firmware listing for the RX01 controller, including instructions, error codes, and routine definitions for initialization, track finding, and sector reading/writing.