ASROCK Fatal1ty X79 Professional Serie Manual De Instrucciones página 41

(3-pin CHA_FAN3)
(see p.4 No. 17)
(3-pin PWR_FAN1)
(see p.4 No. 44)
CPU Fan Connectors
(4-pin CPU_FAN1)
(see p.4 No. 5)
Though this motherboard provides 4-Pin CPU fan (Quiet Fan) support, the 3-Pin
CPU fan still can work successfully even without the fan speed control function.
If you plan to connect the 3-Pin CPU fan to the CPU fan connector on this
motherboard, please connect it to Pin 1-3.
(3-pin CPU_FAN2)
(see p.4 No. 6)
ATX Power Connector
(24-pin ATXPWR1)
(see p.4 No. 7)
Though this motherboard provides 24-pin ATX power connector,
it can still work if you adopt a traditional 20-pin ATX power supply.
To use the 20-pin ATX power supply, please plug your
power supply along with Pin 1 and Pin 13.
ATX 12V Power Connector
(8-pin ATX12V1)
(see p.4 No. 3)
Fatal1ty X79 Professional Series Motherboard
GND
+12V
CHA_FAN_SPEED
PWR_FAN_SPEED
+12V
GND
CPU_FAN_SPEED
+12V
GND
12 24
1 13
20-Pin ATX Power Supply Installation
8 5
4 1
Please connect the CPU fan
cable to the connector and
match the black wire to the
ground pin.
Pin 1-3 Connected
3-Pin Fan Installation
Please connect an ATX power
supply to this connector.
12
1
Please connect an ATX 12V
power supply to this connector.
24
13
41