The Aopen AK77 Plus Bios R1.03 is a motherboard bios designed by Aopen. The motherboard bios is responsible for controlling communication between the motherboard and other connected components.

Overview

The Aopen AK77 Plus Bios R1.03 bios update was released in 2003 and offers improved system stability and compatibility with newer hardware components. This bios update provides a set of low-level, critical routines that provide the interface to the hardware, including the disk drives, keyboard, and screen.

List of Features

• Supports AMD Athlon Abit AMD Athlon XP (Palomino, Thoroughbred, Barton, mobile) and Duron processors 550 MHz ~2.2 GHz
• Supports 200/266 MHz front side bus
• Integrated Ethernet 10/100 Mbps LAN and High Audio Quality with Optical Codec
• Auto detection of hard drive types
• Implements DDR SDRAM with maximum frequency up to 333/266/200MHz
• Ultra DMA 133 support in bios
• Supports PC health monitoring
• Suspend to RAM and wake on LAN support

Specifications

• Brand: Aopen
• Model Number: AK77 Plus Bios R1.03
• Socket: Socket-A (462)
• Chipset: VIA KT266A, VT8235
• RAM: 3 x 184-pin DDR DIMM sockets with DDR400/333/266 Max 3GB capacity
• Audio: Realtek ALC650 AC'97 Codec
• LAN: Realtek RTL8100B Ethernet controller

Known Issues and Troubleshooting

This bios usually functions without any issues, but it's always better to backup the current bios before installing the new one. It’s recommended to install Windows 7 VGA driver first before installing the onboard VGA driver for Windows 10 (both 32-bit and 64-bit). Users experiencing boot failure or stability issues should try hard reseating or removing and re-installing components for better contact to the motherboard.

Driver

The drivers for the Aopen AK77 Plus Bios R1.03 can be found on Aopen’s website. The drivers are easy to install and improve system stability dramatically. The drivers include support for onboard Ethernet Lan and improved audio quality with optical Codec.