DIGITAL Server 3220/3220R Series Service

This Service Maintenance Manual is a comprehensive troubleshooting and repair guide for the DIGITAL Server 3220 (pedestal) and 3220R (rackmount) series. It describes the servers' high-performance, scalable architecture, including modular processors (Pentium II up to 400 MHz), memory (up to 1GB SDRAM), dual-channel SCSI, and integrated video/network controllers.

The document covers:

1. Product Description: Details server features, configurations, naming guidelines, and model numbering conventions.
2. Server Software and Utilities: Explains how to use tools like ServerWORKS Quick Launch for OS installation, the BIOS Setup Utility for configuring server settings (time, I/O ports, security, boot sequence), BIOS Upgrade Utility, SCSI Configuration Utility, and RAID Configuration Utility.
3. BIOS Setup Utility Features: Provides detailed descriptions of the BIOS menu options for system settings, advanced peripherals, security, boot options, and system management parameters (e.g., temperatures, voltages).
4. Troubleshooting: Offers initial troubleshooting procedures for various server components (e.g., disk drives, hot-swap drives, monitors, CD-ROMs, network cards, BIOS issues), including how to run diagnostics, interpret POST messages/codes, and check server fault status using LED indicators.
5. FRU Replacement: Provides step-by-step instructions for removing and replacing Field Replaceable Units (FRUs) such as power supplies, diskette and CD-ROM drives, cooling fans, main logic boards, storage backplanes, and the real-time clock battery for both server models.
6. Device Mapping: Lists memory and I/O address maps, server interrupt levels, and PCI configuration space address maps.
7. Upgrade Procedure: Guides users through upgrading older server models to the 3220/3220R series, including pre-upgrade checks, hardware installation (processors, memory, expansion boards, disk drives), and post-installation software considerations.
8. Block Diagram (Appendix A): Illustrates the Main Logic Board (MLB) components and their interconnections.
9. Supported Options List (Appendix B): Lists tested and certified hardware options and accessories.

The manual emphasizes safety precautions, particularly regarding static electricity, and recommends that only certified engineers attempt repairs.