18 | Chapter 2: Hardware installation
BIH61-IHP User’s Manual
2�7 Headers & Connectors
CN18: ATX Power Source Connector
The connector pr12V to the CPU power circuit.
Pin Assignment
1
+12V
2
+12V
3
Ground
4
Ground
JP5: AT-ATX Power Source Connector
The connector pr12V to the CPU power circuit.
Pin 1-2 Close: ATX Mode
Pin Assignment
1
NC
2
AT-ATX
3
GND
Pin 2-3 Close: AT Mode