Illustrated Parts Breakdown 220QF Cabinet System

This document is an Illustrated Parts Breakdown (IPB) manual for the Digital Equipment Corporation (DEC) 220QF Cabinet System.

Its primary purpose is to provide a comprehensive, hierarchical listing of all components, assemblies, sub-assemblies, and individual parts that make up the 220QF Cabinet System.

Key features of the manual include:

• Detailed Instructions: A "How to Use the IPB" section explains the document's structure, the meaning of various columns in the parts lists (e.g., part number, description, ECO cut-in), and the system of indented listings to show part subordination.
• Illustrations: Visual diagrams of the cabinet system and its internal components, with callouts linking to the parts lists.
• Parts Lists: Tables providing part numbers, descriptions, and other relevant data for each component, organized hierarchically using asterisks to indicate assembly levels.
• Indexes: Both a "Part Number Index" and a "Part Description Index" are included to facilitate easy lookup of specific components.
• Content Scope: The listed parts range from major cabinet assemblies, modules (CPU, memory), and disk drive components to various cables, power cords, mounting hardware, labels, and accessory kits. Field replaceable units (FRUs) are also listed.

The manual was published by Digital Equipment Corporation, with its first printing dated December 17, 1990.