VAX 4000 Model 100 to DEC 3000 Model 400S AXP Upgrade Instr

This document provides upgrade instructions for converting a VAX 4000 Model 100 system to a DEC 3000 Model 400S AXP system.

The guide outlines:

1. Compatible Upgrades: A list of specific disk and drive options that "Can Upgrade" versus those that "Cannot Upgrade."
2. Kit Verification: Instructions to check the contents of the shipped "System Kit" and "Accessory Kit."
3. System Disassembly: Steps to remove the VAX 4000 system unit cover, fixed disk drives, and drive shelves.
4. Drive Preparation: Guidance on checking and setting SCSI ID settings for drives, and installing new mounting brackets (metal support plate, rubber grommets, and RX26 brackets) on the drives to be used in the new system.
5. DEC 3000 System Installation: Directs users to refer to the DEC 3000 Model 400/400S AXP Owner's Guide for setting up the new system and the Options Guide for installing upgraded components.
6. Finalization: Steps to connect peripherals, test the upgraded system using the show device command, and instructions for returning the old VAX 4000 system unit to Digital, including updating hardware service contracts.