B213F Expander Illustrated Parts Breakdown

This document is an Illustrated Parts Breakdown (IPB) for the Digital Equipment Corporation B213F Expander, published in its 3rd Printing in 1989-1990.

Purpose: Its primary purpose is to provide a comprehensive guide for identifying, understanding, and ordering replacement parts for the B213F Expander, including its various assemblies and sub-assemblies, as well as its cabling and power connections with compatible host systems.

Content and Structure:

1. How to Use the IPB: An introductory section explaining the document's organization, nomenclature, and how to interpret the parts lists, including details on major assembly locators, indented parts lists, and column descriptions.
2. Illustrated Parts Breakdown: The core of the document consists of numerous figures displaying exploded views of the B213F Expander and its major components (e.g., enclosure, panel, base, OCP assembly). Each illustration is accompanied by a detailed, indented parts list, providing part descriptions, Digital Equipment Corporation part numbers, ECO cut-in information, and cross-references to other figures.
3. Expander to Host Connections: Dedicated sections detail the cabling and power connections required for integrating the B213F Expander with BA200 and BA400 series host systems (including specific DECsystem and MicroVAX models). This includes diagrams and parts lists for internal DSSI cabling, Q-Bus cables, and various power cords.
4. Indexes: The document concludes with comprehensive indexes, allowing users to quickly locate specific parts by either their DEC Part Number or their descriptive name, referencing the corresponding figure and item numbers.

In essence, it is a detailed technical manual designed to support the maintenance, repair, and configuration of the B213F Expander by providing clear visual aids and a complete list of its components.