ASRock P67 Pro3 manual ATX Power Connector Please connect an ATX power, Supply to this connector

(3-pin CPU_FAN2)	GND
	+12V
(see p.2 No. 2)	CPU_FAN_SPEED

ATX Power Connector		12	24	Please connect an ATX power
(24-pin ATXPWR1)				supply to this connector.
(see p.2 No. 7)
		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.2 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 4	1
Serial port Header	This COM1 header supports a
(9-pin COM1)	serial port module.
(see p.2 No. 30)

HDMI_SPDIF Header

(2-pin HDMI_SPDIF1)

(see p.2 No. 32)

1

GND

SPDIFOUT

HDMI_SPDIF header, providing SPDIF audio output to HDMI VGA card, allows the system to connect HDMI Digital TV/ projector/LCD devices. Please connect the HDMI_SPDIF connector of HDMI VGA card to this header.

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ASRock P67 Pro3 Motherboard