MP00524 DR01-CA Expander Box Jan78

This document is a "Field Maintenance Print Set" (DRØ1-CA / MPØØ524) published by Digital Equipment Corporation, copyrighted 1977 with updates through January 1979.

It serves as technical documentation for the maintenance of the DRØ1 Expander Box, specifically covering both the DRØ1-CA (115V) and DRØ1-CB (230V) unit variations.

The print set includes:

• A Table of Contents (B-TC-DRØ1-CA-1).
• A Drawing Directory (B-DD-DRØ1-CA) listing all associated drawings.
• Assembly breakdowns, showing the Expander Box as comprised of Unit Assemblies (B-DD-BA11-K) and Wired Assemblies (D-AD-7011637).
• A detailed parts list/bill of materials (from the DRØ1 Ship List A-PL-DRØ1-CA), enumerating components such as:
  • Power Harnesses, I/O Cables (BCØ6R, BCØ8R)
  • Drive Transceivers, Control Modules, Test Cards
  • Unit Assemblies and Wired Assemblies
  • Decal Logic and Etched Backplanes

The document includes a standard disclaimer stating that the material is for information purposes only, subject to change, and Digital Equipment Corporation assumes no responsibility for errors.