User`s manual

Introduction

I/O Connectors

• Two connectors for 4 additional external USB 2.0/1.1 ports

• One connector for 1 external serial port

• One front audio connector for external line-out and mic-in jacks

• Two internal audio connectors (CD-in and AUX-in)

• One 4-channel audio connector

• One S/PDIF-in/out connector

• One connector for IrDA interface

• Two IDE connectors

• One floppy connector

• One ATX power supply connector

• CPU fan and chassis fan connectors

1.1.2 System Health Monitor Functions

The system board is capable of monitoring the following “system

health” conditions.

• Monitors CPU/system temperature and overheat alarm

• Monitors CPU(V)/VCC2.5/VCC3/5V/±12V/3VSB(V)/5VSB(V)

voltages

• Monitors CPU/chassis fan speed and failure alarm

• Read back capability that displays temperature, voltage and fan

speed

1.1.3 Intelligence

CPU Temperature Protection

The CPU Temperature Protection function has the capability of moni-

toring the CPU’s temperature during system boot-up. Once the sys-

tem has detected that the CPU’s temperature exceeded the tempera-

ture limit defined in the BIOS, 5 warning beeps will sound then the

system will automatically power-off.

CPU Overclocking

The CPU Overclocking function allows you to adjust the processor’s

bus clock. However, overclocking may result to the processor’s or

system’s instability and are not guaranteed to provide better system

performance.