AlphaPC 164SX Motherboard Windows NT User's Manual

This document is the User's Manual for the AlphaPC 164SX Motherboard, designed for systems running Windows NT.

It provides comprehensive guidance on:

• Motherboard Features and Specifications: Details its microprocessor (Alpha 21164PC), core logic, SDRAM memory, caching, I/O capabilities, physical parameters, and power/environmental requirements.
• Hardware Configuration: Instructions for setting various configuration switches (e.g., password bypass, CPU speed selection, mini-debugger, fail-safe booter) and detailed pinouts for all onboard connectors (PCI, ISA, SDRAM DIMM, EIDE, serial, parallel, power, and fan).
• Memory and Microprocessor Configuration: Guidelines for configuring and upgrading SDRAM memory, and procedures for increasing microprocessor speed, including CPU replacement and clock divisor settings.
• System Resources: Lists ISA interrupt assignments and I/O address mappings.
• Windows NT Configuration and Installation: Provides detailed steps for configuring the system using AlphaBIOS firmware (CMOS setup, hard disk setup, system configuration display, running maintenance programs) and installing the Windows NT operating system.
• Troubleshooting: Offers solutions for common startup issues (like no video), explains beep codes and POST codes, and details the fail-safe booter for firmware recovery.
• Support and Documentation: Includes information on customer support, compatible supporting products (memory, thermal solutions, power supply, enclosure), and associated technical documentation.