ASRock B75 Pro3 manual I/O Panel, LAN Port LED Indications, Table for Audio Output Connection

1.4 I/O Panel

1	USB 2.0 Ports (USB01)	8	Microphone (Pink)
2	D-Sub Port (VGA1)	9	Optical SPDIF		Out Port
* 3	LAN RJ-45 Port	10	USB 2.0	Ports	(USB23)
4	Central / Bass (Orange)	11	USB 3.0	Ports	(USB3_01)
5	Rear Speaker (Black)	12	HDMI Port (HDMI1)
6	Line In (Light Blue)	13	DVI-D Port (DVI1)
** 7	Front Speaker (Lime)	14	PS/2 Keyboard Port (Purple)

*There is one LED next to the LAN port. Please refer to the table below for the LAN port LED indications.

LAN Port LED Indications

ACT/LINK SPEED

Activity/Link LED

Status	Description
Off	No Link
Blinking	Data Activity
On	Link

	SPEED LED
Status		Description
Off		10Mbps connection
Orange		100Mbps connection
Green		1Gbps connection

LED LED

LAN Port

**If you use 2-channel speaker, please connect the speaker’s plug into “Front Speaker Jack”.

See the table below for connection details in accordance with the type of speaker you use.

TABLE for Audio Output Connection

Audio Output Channels	Front Speaker	Rear Speaker	Central / Bass	Line in
	(No. 7)	(No. 5)	(No. 4)	(No. 6)
2	V	--	--	--
4	V	V	--	--
6	V	V	V	--
8	V	V	V	V

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