Digital Alpha XL CPU Guide

This document serves as a comprehensive guide for the Digital Alpha XL system, focusing on its CPU modules. It covers three distinct CPU modules: the 233-MHz, 266-MHz, and 300-MHz versions.

For both the 233-MHz and 266-MHz CPU modules, the guide provides detailed information on their features, step-by-step instructions for removal and installation, and procedures for configuring their jumpers. Notably, the 266-MHz module installation also includes instructions for an air deflector, crucial for its proper operation. The 300-MHz CPU module section describes its features and how to configure its jumpers.

Beyond hardware specifics, the document includes important general information such as FCC Class B compliance rules for preventing harmful interference, copyright details, a list of trademarks, and references to other related documentation for the Digital Alpha XL system. A consistent caution throughout the guide emphasizes the necessity of grounding and taking Electrostatic Discharge (ESD) precautions when handling any electronic components to prevent damage. It also explains the use of diagnostic LED displays and jumper settings for system parameter adjustments.