Rack-Mountable VAXserver / VAX 4000 Conversion Guide

This document is a Conversion Guide published by Digital Equipment Corporation in January 1992.

It provides detailed instructions for Digital Services personnel and licensed self-maintenance customers on how to convert Rack-Mountable VAX/VAXserver 4000 Model 300 systems to the Rack-Mountable VAX/VAXserver 4000 Model 500 systems using the 680XL-XX upgrade kit.

The guide covers the entire conversion process, including:

• Summary of conversion steps.
• Pre-installation procedures (e.g., customer data backup, diagnostics).
• Unpacking and verifying the contents of the conversion kit.
• Installing the new CPU and memory modules.
• Updating system labels and medallions.
• Running post-installation diagnostics and verifying system operation.
• Specific procedures for removing and replacing the BA441 Storage Backplane.

Additionally, a significant portion of the document is dedicated to the Mandatory Module Return Procedure and Forms, emphasizing the requirement to return old CPU modules to Digital Equipment Corporation to avoid penalty charges, and providing all necessary forms and contact information for Customer Administrative Services (CAS) offices in the U.S.