DIGITAL AlphaServer 4000/4100 Series

This document is an Illustrated Parts Breakdown (IPB) manual for the DIGITAL AlphaServer 4000/4100 Series. Its primary purpose is to help users identify specific parts and their locations within the server hardware.

The manual is structured with figures (illustrations) showing various assemblies and subassemblies, accompanied by numeric callouts. For each illustrated part, a corresponding parts list provides a detailed description, the Digital/Vendor part number, ECO (Engineering Change Order) cut-in information, and "Used On" codes to indicate product variations. The document also includes an ECO/Revision History table, outlining changes and their initial and current revision levels, and a comprehensive Part Number/Part Description Index for easy lookup. It covers key components such as enclosure assemblies (BA30A, BA30B, BA30C variations), pedestal assemblies (BA30P), and various cabinet assemblies (H9A10 series), detailing modules, cables, power supplies, disk drives, and other hardware components. Field Replaceable Unit (FRU) level parts are explicitly indicated.