Specifications

6. CPU and chassis fan connectors (4-pin CPU_FAN, 4-pin CHA_FAN)
Connectthefancablestothefanconnectorsonthemotherboard,ensuringthattheblack
wire of each cable matches the ground pin of the connector.
Donotforgettoconnectthefancablestothefanconnectors.Insucientairow
inside the system may damage the motherboard components. These are not
jumpers!Donotplacejumpercapsonthefanconnectors!TheCPU_FANconnector
supportsaCPUfanofmaximum1A(12W)fanpower.
Onlythe4-pinCPUfansupportstheASUSFanXpert2feature.
CHA_FAN
CPU_FAN
CPU FAN PWM
CPU FAN IN
CPU FAN PWR
GND
+5V
CHA FAN IN
CHA FAN PWR
GND
H81M-C R2.0
H81M-C R2.0 Fan connectors
1-18
Chapter 1: Product introduction