Board Parts, Jumpers and Connectors
12 A26361-D1818-Z120-1-7619, edition 1
2. Chassis Fan Connectors
System Fan Specifications ( 1 / 2 / 3 / 4 )
Pin 1
Pin 4
All System fan headers use the same pinout listed on the left.
FAN1: System fan. Controlled and monitored
FAN2: System fan .Controlled and monitored
FAN3: Rear fan. Controlled and monitored
FAN4: Front fan. Controlled and monitored
Pin Signal
1 GND
2 12V
3 Fan_TACH
4 Fan_Ctrl
IO4 and CK8-04 Fan Specifications ( 5 / 6 )
These Fans headers use the same pinout, listed on the left
CK8-04 FAN: Cooling of NVidia nForce Pro 2200
IO4 FAN: Cooling of NVidia nForce Pro 2050