Auto Page A780 user manual USB 2.0 Headers

Serial ATA (SATA)

Power Cable

(Optional) connect to the SATA HDD power connector

connect to the power supply

USB 2.0 Headers	USB_PWR
(9-pin USB8_9)	P-9
	P+9
	GND
(see p.13 No. 23)	DUMMY
	1
	GND
	P+8
	P-8
	USB_PWR
(9-pin USB6_7)	USB_PWR
	P-7
(see p.13 No. 21)	P+7
	GND
	DUMMY
	1
	GND
	P+6
	P-6
	USB_PWR
Infrared Module Header	IRTX
	+5V
(5-pin IR1)	DUMMY
(see p.13 No. 28)	1
	GND
	IRRX
Internal Audio Connectors
(4-pin CD1)	CD1
(CD1: see p.13 No. 27)
	CD-L GND GND CD-R
Front Panel Audio Header	GND
(9-pin HD_AUDIO1)	PRESENCE#
	MIC_RET
	OUT_RET
(see p.13, No. 26)
	1
	OUT2_L
	J_SENSE
	OUT2_R
	MIC2_R
	MIC2_L

Please connect the black end of SATA power cable to the power connector on each drive. Then connect the white end of SATA power cable to the power connector of the power supply.

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.

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

This connector allows you to receive stereo audio input from sound sources such as

aCD-ROM, DVD-ROM, TV tuner card, or MPEG card.

This is an interface for the front panel audio cable that allows convenient connection and control of audio devices.

1.High Definition Audio supports Jack Sensing, but the panel wire on the chassis must support HDA to function correctly. Please follow the instruction in our manual and chassis manual to install your system.

2.If you use AC’97 audio panel, please install it to the front panel audio header as below:

A.Connect Mic_IN (MIC) to MIC2_L.

B.Connect Audio_R (RIN) to OUT2_R and Audio_L (LIN) to OUT2_L.

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