DECsystem 5400 to DECsystem 5500 Conversion Manual

This manual contains the instructions for authorized service personnel or licensed self-maintenance customers to perform a hardware upgrade from a DECsystem 5400 to a DECsystem 5500. It covers the following key areas:

• Preparation and Planning: Customer and service responsibilities, required software versions, and necessary backups.
• Installation: Detailed, step-by-step instructions for unpacking the 220XR conversion kit, replacing CPU and memory modules, swapping I/O panels, and cable management.
• Verification: Post-installation diagnostics and software confirmation.
• Module Return: Procedures and required forms to return the old components for credit.
• Operation: Supplementary operating information for the new 5500 system configuration, including console commands, console security, and firmware usage.

Also included are technical appendices for related documentation and CAS district office contact information.