ASRock A75M-ITX manual 23

2.9 Onboard Headers and Connectors

Onboard headers and connectors are NOT jumpers. Do NOT place jumper caps over these headers and connectors. Placing jumper caps over the headers and connectors will cause permanent damage of the motherboard!

Serial ATA3 Connectors

(SATA3_1: see p.2, No. 12)

(SATA3_2: see p.2, No. 13)

(SATA3_3: see p.2, No. 11)

(SATA3_4: see p.2, No. 10)

SATA3 4	SATA3 3
SATA3 2	SATA3 1

These four Serial ATA3 (SATA3) connectors support SATA data cables for internal storage devices. The current SATA3 interface allows up to 6.0 Gb/s data transfer rate.

Serial ATA (SATA)							Either end of the SATA data
Data Cable							cable can be connected to the
(Optional)							SATA3 hard disk or the SATA3
							connector on this motherboard.
3.5mm Audio Cable							Either end of the 3.5mm audio
(Optional)							cable can be connected to the
							portable audio devices, such
							as MP3 player and mobile
							phone or the Line-in port of
							your PC.
USB 2.0 Headers							Besides two default USB 2.0
(9-pin USB_67)							ports on the I/O panel, there
(see p.2 No. 18)							are two USB 2.0 headers on
							this motherboard. Each USB 2.0
							header can support two USB
		USB_PWR					2.0 ports.
(9-pin USB_89)
			P-9
(see p.2 No. 17)				P+9
					GND
	1					DUMMY
					GND
				P+8
			P-8
		USB_PWR
Consumer Infrared Module Header							This header can be used to
(4-pin CIR1)							connect the remote
(see p.2 No. 19)							controller receiver.

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ASRock A75M-ITX Motherboard