StorageWorks Fibre Channel Storage Switch Service Guide

This document is the "StorageWorks Fibre Channel Storage Switch Service Guide" from Compaq, published in April 1999.

It serves as a comprehensive technical guide for the installation, operation, troubleshooting, and field repair and replacement of the Compaq StorageWorks Fibre Channel Storage Switch.

Key aspects covered include:

1. Introduction: Describes the switch's architecture, components (motherboard, processor board, interface cards), key features like modularity, scalability (supporting up to 32 interconnected switches), high performance, and various port functionalities (GPort, FLPort). It also defines common Fibre Channel terminology.
2. Troubleshooting: Provides detailed procedures for diagnosing issues, including Power-On Self-Tests (POSTs), interpreting front panel LED indicators, and running various diagnostic tests (e.g., memory tests, port register tests, loopback tests, cross-port tests, spin silk tests). It explains how to understand and act upon diagnostic and panic error messages.
3. Repair and Replacement: Offers step-by-step instructions for replacing Field Replaceable Units (FRUs) such as interface cards, GBIC modules, CPU cards, memory modules, front panel assemblies, power supplies, main chassis fans, and motherboards.
4. Appendices: Includes a glossary of terms, more in-depth information on Bootrom diagnostics, and details on managing license key codes (important for features like Web Tools and Zoning).

The guide emphasizes safety warnings and ESD precautions for handling components during servicing.