ASRock A55 Pro manual Onboard Headers and Connectors, Serial ATA2 Connectors

2.10 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 ATA2 Connectors

(SATA_1: see p.11,		No. 8)	SATA_1 SATA_2
(SATA_2: see	p.11,	No. 9)
(SATA_3: see	p.11,	No. 16)
(SATA_4: see	p.11,	No. 17)

(SATA_5: see	p.11, No. 20)	SATA_3	SATA_4
(SATA_6: see	p.11, No. 19)

These six Serial ATA2 (SATA2) connectors support SATA data cables for internal storage devices. The current SATA2 interface allows up to 3.0 Gb/s data transfer rate.

	SATA_5 SATA_6
Serial ATA (SATA)	Either end of the SATA data
Data Cable	cable can be connected to the
(Optional)	SATA / SATAII hard disk or the
	SATAII connector on this
	motherboard.

USB 2.0 Headers	USB_PWR
(9-pin USB6_7)	P-7
	P+7
(see p.11 No. 22)	GND
	DUMMY
	1
	GND
	P+6
	P-6
	USB_PWR

Besides six default USB 2.0 ports on the I/O panel, there are two USB 2.0 headers on this motherboard. Each USB 2.0 header can support two USB 2.0 ports.

(9-pin USB8_9)	USB_PWR
(see p.11 No. 21)	P-9
	P+9
	GND
	DUMMY
	1
	GND
	P+8
	P-8
	USB_PWR

Infrared Module Header	IRTX
(5-pin IR1)	+5VSB
	DUMMY
(see p.11 No. 24)
	1
	GND
	IRRX

This header supports an optional wireless transmitting and receiving infrared module.

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