GA GA-686BLX Motherboard User Manual

About this manual

This manual explains how to install and configure the GA-686BLX motherboard. It covers power‑on methods using a PS/2 mouse or keyboard, modem ring‑on settings, Wake‑on‑LAN, and ACPI LED options.

The guide also details jumper and DIP‑switch settings for CPU speed, power‑supply pin assignments, USB and other peripheral connectors, and top‑performance chipset options. Technical tables list supported Pentium II CPUs and the 82443LXPIIX4 chipset configuration.

What's inside

• Quick Installation Guide
• CPU Speed Setup
• Jumper Settings
• ATX Power Connector Pinout
• USB Port Pinout
• Wake‑on‑LAN Connector
• ACPI LED Selection
• Top Performance Test Setting

Specifications

Frequently asked questions

How can the system be powered on using a PS/2 mouse?

If you are using an ATX power supply, you can power on the system by double‑clicking the PS/2 mouse button.

Which connector provides Wake‑on‑LAN functionality?

The J9 connector is used for Wake‑on‑LAN, with pins for GND, Signal, and +5V.

What are the pin functions of the ATX power connector?

The ATX power connector includes pins for +5V, +12V, -5V, -12V, Power Good, Stand‑by (+5VSB), and PS‑ON.