DIGITAL Personal Workstation 433a Upgrade Guide

This document, the DIGITAL Personal Workstation 433a Upgrade Guide, provides instructions for converting DIGITAL Personal Workstation Models 180i, 200i, or 200i(2) to a Model 433a.

The upgrade process primarily involves replacing the existing Main Logic Board (MLB). The guide details the components included in the upgrade kit, such as the new MLB, SDRAM memory modules, and a speed button.

The step-by-step procedures cover:

1. Backing up data and shutting down the system.
2. Removing the old MLB.
3. Installing the new SDRAM memory modules.
4. Installing the new MLB.
5. Moving a power connector and replacing the speed button.
6. Finally, powering on the system and reinstalling Windows NT.

The document emphasizes safety precautions like grounding to prevent static discharge damage.