Cn2, Cn3: Usb Connectors; J3: Cpu Fan Power Connector; J7: External Atx Power Connector; J8, J9: System Fan Power Connector - Intel 865G User Manual

CN2, CN3: USB Connectors

The following table shows the pin outs of the USB pin headers
connectors. Overall, the two pin headers support four USB ports.
CN2
CN3

J3: CPU Fan Power Connector

J3 is a 3-pin header for the CPU fan. The fan must be a 12V fan.

J7: External ATX Power Connector

J8, J9: System Fan Power Connector

J8 and J9 are 3-pin headers for system fans. The fan must be a 12V fan.
Signal Name
Vcc
USB0-
USB0+
Ground
Signal Name
Vcc
USB2-
USB2+
Ground
Pin # Signal Name
1
2
3 Rotation detection
4
Pin # Signal Name
1 Ground
2 PS-ON (soft on/off)
3 5VSB (Standby +5V)
Pin # Signal Name
1
2
3 Rotation detection
IB865 User' s Manual
INSTALLATIONS
Pin Pin Signal Name
1 5 Ground
2 6 USB1+
3 7 USB1-
4 8
Pin Pin Signal Name
1 5 Ground
2 6 USB3+
3 7 USB3-
4 8
Ground
+12V
Control
Ground
+12V
Vcc
Vcc
21