User`s manual

Introduction

I/O Connectors

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

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

• 1 connector for an external game/MIDI port

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

• 1 S/PDIF-in/out connector for optical cable connection

• 1 connector for IrDA interface

• 2 RAID IDE connectors

• 2 Serial ATA connectors

• 2 IDE connectors

• 1 floppy connector

• 2 ATX power supply connectors

• 1 Wake-On-LAN connector

• CPU fan, chassis fan, second fan and chip fan connectors

• 1 diagnostic LED connector for 4 external diagnostic LEDs

display

• EZ touch switches (power switch and reset switch)

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/1.5V/5VSB/VBAT/3.3V/5V/±12V voltages and

failure alarm

• Monitors the fan speed of the CPU fan, chip fan and second

fan; and failure alarm

• Automatic chip fan and second fan on/off control

• Read back capability that displays temperature, voltage and fan

speed

Refer to the “PC Health Status” section in chapter 3 and the

“Hardware Monitor” section in chapter 4 for more information.