ASROCK PRO Serie Manuel D'utilisation page 41

Chassis Fan Connectors
(4-pin CHA_FAN1) (see p.7, No. 20)
(4-pin CHA_FAN2) (see p.7, No. 21)
(4-pin CHA_FAN3) (see p.7, No. 22)
(4-pin CHA_FAN4) (see p.7, No. 28)
These headers allow you to connect Case or Radiator fans. If you plan to connect a
3-pin fan, please connect it to Pin 1-3.
CHA_FAN4
FAN_SPEED_CONTROL
4
CHA_FAN_SPEED
3
FAN_VOLTAGE
2
GND
1
B860 Pro RS WiFi
B860 Pro RS
CHA_FAN3
GND
FAN_VOLTAGE
CHA_FAN_SPEED
FAN_SPEED_CONTROL
1 2 3 4
CHA_FAN2
GND
FAN_VOLTAGE
CHA_FAN_SPEED
FAN_SPEED_CONTROL
1 2 3 4
CHA_FAN1
GND
FAN_VOLTAGE
CHA_FAN_SPEED
FAN_SPEED_CONTROL
1 2 3 4
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