CN8 supplies additional power to devices which require +5V and
+12V power.
Auxilliary power connector (CN8)
Pin
Function
1
+12V
2
GND
3
GND
4
+5 V
Main power connector
Pin
Signal
1
GND
2
GND
3
N/C
4
+5 V
5
+5 V
6
+5 V
Provides power supply to an optional CPU cooling fan. Only
present when +5 V and +12 V power is supplied to the board.
Fan power connector
Pin
Signal
1
+5 V
2
GND
3
+12 V
Chapter 2 Installation 31