ASRock X79 Extreme4-M manual ATX Power Connector, Supply to this connector

Chassis, Power and SB Fan Connectors		Please connect the fan cables
(4-pin CHA_FAN1)		to the fan connectors and
(see p.12	No. 10)	match the black wire to the
		ground pin. CHA_FAN1,
		CHA_FAN2 and CHA_FAN3
(3-pin CHA_FAN2)		support Fan Control. SB_FAN1
(see p.12	No. 8)	Supports Quiet Fan.
(3-pin CHA_FAN3)
(see p.12	No. 29)
(3-pin PWR_FAN1)
(see p.12	No. 7)
(3-pin SB_FAN1)
(see p.12	No. 17)
CPU Fan Connectors		Please connect the CPU fan
(4-pin CPU_FAN1)		cable to the connector and
(see p.12	No. 6)	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)

(see p.12 No. 4)

ATX Power Connector	12	24	Please connect an ATX power
(24-pin ATXPWR1)			supply to this connector.
(see p.12 No. 9)
	1	13

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