Disc Storage Drives

This document is an illustrated parts catalog for the Memorex 677-01 (200 Megabyte) and 677-51 (100 Megabyte) Disc Storage Drives. It is organized into two primary sections: Section 1 covers the OEM interface for the 677-01/51 drives, and Section 2 covers the basic drive components. Each section provides detailed assembly breakdowns, illustrated parts lists with part numbers, and recommended spare parts lists for maintenance and repair. The catalog includes a preface explaining its structure, a detailed table of contents, and a numerical index for cross-referencing part numbers to their respective assembly figures.