ASRock 990FX Extreme4 CPU Fan Connectors, Please connect the CPU fan, Cable to the connector

(3-pin PWR_FAN1)

(see p.2 No. 40)

PWR_FAN_SPEED +12V

GND

CPU Fan Connectors			CPU_FAN_SPEED			Please connect the CPU fan
			+12V	FAN_SPEED_CONTROL		cable to the connector and
(4-pin CPU_FAN1)		GND
(see p.2	No. 6)		1 2	3 4		match the black wire to the
						ground pin.
	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.
						Pin 1-3 Connected
						3-Pin Fan Installation
(3-pin CPU_FAN2)			+12V
(see p.2	No. 7)		GND	PWR_FAN_SPEED
ATX Power Connector				12	24	Please connect an ATX power
(24-pin ATXPWR1)						supply to this connector.
(see p.2	No. 12)
				1	13
	Though this motherboard provides 24-pin ATX power connector,						12	24
	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.
					20-Pin ATX Power Supply Installation		1	13
ATX 12V Power Connector				8	5	Please connect an ATX 12V
(8-pin ATX12V1)				4	1	power supply to this connector.
(see p.2	No. 5)
	Though this motherboard provides 8-pin ATX 12V power connector, it can still work
	if you adopt a traditional 4-pin ATX 12V power supply. To use the 4-pin ATX power
	supply, please plug your power supply along with Pin 1 and Pin 5. 8							5
				4-Pin ATX 12V Power Supply Installation				1
						4

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ASRock 990FX Extreme4 Motherboard