ASRock X79 Extreme3 manual Panel, LAN Port LED Indications, Off No Link Blinking

I/O Panel

1	PS/2 Mouse Port (Green)	10	Microphone (Pink)
2	Coaxial SPDIF Out Port	11	USB 2.0 Ports		(USB45)
3	USB 2.0 Ports (USB01)	12	USB 3.0	Ports	(USB3_0_1)
* 4	LAN RJ-45 Port	13	USB 2.0	Ports	(USB23)
5	Side Speaker (Gray)	*** 14	eSATA3 Connector
6	Rear Speaker (Black)	15	Optical SPDIF		Out Port
7	Central / Bass (Orange)	16	Clear CMOS Switch (CLRCBTN)
8	Line In (Light Blue)	17	PS/2 Keyboard Port (Purple)

**9 Front Speaker (Lime)

*There are two LED next to the LAN port. Please refer to the table below for the LAN port LED indications.

LAN Port LED Indications

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

ACT/LINK SPEED

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	Side Speaker
	(No. 9)	(No. 6)	(No. 7)	(No. 5)
2	V	--	--	--
4	V	V	--	--
6	V	V	V	--
8	V	V	V	V

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ASRock X79 Extreme3 Motherboard