ASRock A75 Pro4/MVP manual CPU Fan Connectors, Please connect the CPU fan, Cable to the connector

CPU Fan Connectors	FAN_SPEED_CONTROL				Please connect the CPU fan
(4-pin CPU_FAN1)	CPU_FAN_SPEED				cable to the connector and
	+12V
(see p.2 No. 5)	GND				match the black wire to the
	1	2	3	4	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
	GND
(see p.2 No. 6)	CPU_FAN_SPEED

ATX Power Connector	12	24	Please connect an ATX power
(24-pin ATXPWR1)			supply to this connector.
(see p.2 No. 9)

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		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			4	8	Please connect an ATX 12V
					power supply to this connector.
(8-pin ATX12V1)
(see p.2 No. 2)			1	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							8
	4-pin ATX power supply, please plug your power supply along with
	Pin 1 and Pin 5.
			4-Pin ATX 12V Power Supply Installation			1		5

IEEE 1394 Header	RXTPAM_0
(9-pin FRONT_1394)	GND
	RXTPBM_0
	+12V
(see p.2 No. 32)	GND
	1
	+12V
	RXTPBP_0
	GND
	RXTPAP_0

Besides one default IEEE 1394 port on the I/O panel, there is one IEEE 1394 header (FRONT_1394) on this motherboard. This IEEE 1394 header can support one IEEE 1394 port.

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ASRock A75 Pro4/MVP Motherboard