ASRock A75 Pro4/MVP manual CPU Fan Connectors, ATX 12V Power Connector

CPU Fan Connectors	FAN_SPEED_CONTROL
(4-pin CPU_FAN1)	CPU_FAN_SPEED
	+12V
(see p.12 No. 5)	GND
	1	2	3	4

Please connect the CPU fan cable to the connector and 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
	GND
(see p.12 No. 6)	CPU_FAN_SPEED

ATX Power Connector	12	24	Please connect an ATX power
(24-pin ATXPWR1)			supply to this connector.
(see p.12 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
(8-pin ATX12V1)
(see p.12 No. 2)	1	5

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			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.12 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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