This document is the user manual for the 75300331 Rev. A+ system board, protected by copyright. It provides information and usage guidelines for the motherboard.
This user manual covers the hardware layout, BIOS features, and supported components of the A+ system board. It includes safety warnings, power‑up procedures, and detailed descriptions of the CPU socket, memory slots, and peripheral interfaces.
Additional sections guide users through BIOS setup, audio configuration, AGP and PCI slot usage, and common troubleshooting steps such as checking jumper settings, verifying serial and parallel ports, and ensuring proper memory seating.
| CPU socket | Socket A for PGA processor |
|---|---|
| Supported processors | AMD Athlon XP, AMD Athlon, AMD Duron |
| Memory type | Unbuffered DDR SDRAM DIMM (DDR200, DDR266, DDR333, DDR400) |
| Maximum memory | Up to 3 GB |
| DIMM slots | Three 184‑pin DDR SDRAM DIMM sockets |
| PCI slots | 5 PCI slots |
| Audio codec | Realtek ALC650 AC'97 2.2 SIPDIF compliant |
It uses a Socket A for PGA processors.
The board supports up to 3 GB of unbuffered DIMM memory.
There are five PCI slots.
The board includes a Realtek ALC650 AC'97 2.2 SIPDIF‑compliant codec.