Asus M2N-SLI Deluxe - Manual (Page 34)

2-0 Chapter 2: Hardware information
5. When the fan and heatsink assembly is in place, connect the CPU fan cable
to the connector on the motherboard labeled CPU_FAN.
M2N-SLI DELUXE CPU Fan Connector
CPU_FAN
GN
D
CPU
FA
N PW
R
CPU
FA
N IN
CPU
FA
N PW
M
R
M2N-SLI DELUXE
• Do not forget to connect the CPU fan connector! Hardware monitoring
errors can occur if you fail to plug this connector.
• This connector is backward compatible to the 3-pin CPU fan connector..