(10) FAN Speed Headers (3-pin) : SFAN1, SYSFAN, CPUFAN

These connectors support cooling fans of 350mA (4.2 Watts) or less, depending on the fan manufacturer, the wire and plug may be different. The red wire should be positive, while the black should be ground. Connect the fan’s plug to the board taking into consideration the polarity of connector.

CPUFAN

SYSFAN

SFAN1

1 3

1 3

3

1

FAN Speed Headers

(11) IR infrared module Headers (9-pin) : IR

This connector supports the optional wireless transmitting and receiving infrared module. You must configure the setting through the BIOS setup to use the IR function.

IR

Pin 1

 

 

 

 

 

2

NC

 

 

VCC5

 

 

IRTX

 

 

 

5

6

GND IRRX

IR infrared module Headers

(12) CD Audio-In Headers (4-pin) : CD_IN

CD_IN is the connector for CD-Audio Input signal. Please connect it to CD-ROM CD-Audio output connector.

CD_IN

4

1

CD Audio-In Headers

18

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Intel VIA 8237, PT800DBP, PT800DBZ FAN Speed Headers 3-pin SFAN1, SYSFAN, Cpufan, IR infrared module Headers 9-pin IR