AlphaPC 164LX Motherboard Tru64 UNIX User's Manual

This document is the User's Manual for the Compaq AlphaPC 164LX Motherboard, intended for computing systems utilizing the Alpha 21164 microprocessor and running the Tru64 UNIX operating system.

The manual provides comprehensive information for users on:

• Motherboard Features and Specifications: Including power requirements, environmental conditions, and physical dimensions.
• Hardware Configuration: Detailed instructions on setting jumpers for CPU speed, Bcache size, boot options, and Flash ROM updates.
• Connector Pinouts: Extensive diagrams for various connectors (e.g., PCI, ISA, SDRAM, EIDE, serial, parallel, keyboard/mouse, power).
• Memory and Microprocessor Configuration: Guidance on installing and upgrading SDRAM memory and replacing the microprocessor.
• System-Level Details: Information on interrupts, ISA I/O address mapping, and Flash ROM addresses.
• Alpha SRM Console Firmware: Descriptions of console commands, environment variables, and the procedure for installing the Tru64 UNIX operating system.
• Troubleshooting: Sections covering hardware startup issues, interpreting beep codes and POST codes, and utilizing the fail-safe booter for firmware recovery.
• Support Information: Resources for customer support, compatible third-party products (memory, power supplies, enclosures), and related documentation, along with battery recycling/disposal guidelines.

The document aims to assist users in the effective installation, configuration, and maintenance of the AlphaPC 164LX motherboard.