ASRock 970 Extreme4 ATX Power Connector Please connect an ATX power, Supply to this connector

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.12 No. 3)	GND CPU_FAN_SPEED

ATX Power Connector		12	24	Please connect an ATX power
(24-pin ATXPWR1)				supply to this connector.
(see p.12 No. 10)
		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
(8-pin ATX12V1)
(see p.12 No. 1)	4	1

Please connect an ATX 12V power supply to this connector.

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
IEEE 1394 Header	Besides one default IEEE 1394
(9-pin FRONT_1394)	port on the I/O panel, there is
(see p.12 No. 24)	one IEEE 1394 header
	(FRONT_1394) on this
	motherboard. This IEEE 1394
	header can support one IEEE
	1394 port.

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