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Chapter 2 Hardware Installation
Chapter 2
www.dfi.com
Cooling Fan Connectors
The fan connectors are used to connect cooling fans. The cooling fans will provide adequate
airflow throughout the chassis to prevent overheating the CPU and system board components.
BIOS Setting
The Advanced menu (“SIO NUVOTON6106D” submenu) of the BIOS will display the current
speed of the cooling fans. Refer to the chapter 3 for more information.
System Fan 1
CPU Fan
The 8-bit Digital I/O connector provides powering-on function to external devices that are con-
nected to these connectors.
Digital I/O Connector
Digital I/O Power Connector
Digital I/O Connector
Pins
Function
1
DIO7
2
DIO6
3
DIO5
4
DIO4
5
DIO3
6
DIO2
7
DIO1
8
DIO0
Digital I/O
1
3
FAN
IN
12V
Gr
ound
1
4
12V
PRM
CTRL
GND
1
Digital I/O Power
1
+12V
Ground
5VSB
+5V
System Fan
2
1
3
FAN
IN
12V
Gr
ound