Intel MB865 FAN1 CPU Fan Power Connector, FAN2 Chassis Fan Power Connector, Keyboard, Mouse

INSTALLATIONS

FAN1: CPU Fan Power Connector

Pin #	Signal Name
1	Ground
2	+12V
3	Rotation detection
4	NC

FAN2: Chassis Fan Power Connector

FAN2 is a 3-pin header for the chassis fan. The fan must be a 12V fan.

Pin # Signal Name

1Ground

2+12V

3Rotation detection

FAN3: System Fan Power Connector

FAN3 is a 3-pin header for a 12V fan.

Pin # Signal Name

1Ground

2+12V

3Rotation detection

CN1: PS/2 Keyboard and PS/2 Mouse Connectors

PS/2 Mouse

PS/2 Keyboard

Below are the pin-out assignments of the connectors.

Signal Name	Keyboard	Mouse	Signal Name
Keyboard data	1	1	Mouse data
N.C.	2	2	N.C.
GND	3	3	GND
5V	4	4	5V
Keyboard clock	5	5	Mouse clock
N.C.	6	6	N.C.

16 MB865 User’s Manual