ASRock 990FX EXTREME4: I/O Panel

3

ASRock  990FX Extreme4  Motherboard

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I/O Panel

** 

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

LAN Port

ACT/LINK

    LED

SPEED

  LED

* 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        

SPEED LED

Status        Description            Status           Description 

Off           No Link                Off             10Mbps connection

Blinking   Data Activity        Orange      100Mbps connection

On           Link 

         Green        1Gbps connection

1

2

4

3

5

6

7

8

9

10

11

12

13

14

15

16

17

18

1 

PS/2  Mouse  Port  (Green)  

10     Microphone  (Pink)      

2 

Coaxial  SPDIF  Out  Port 

11  USB 3.0  Ports  (USB23)    

       *3 

LAN  RJ-45  Port 

12  IEEE  1394  Port  (IEEE  1394)

4 

USB 2.0  Ports  (USB45)                                        ***13  eSATA3  Connector 

5 

Side  Speaker  (Gray) 

14  USB 2.0  Ports  (USB67)  

6 

Rear  Speaker  (Black) 

15  USB 2.0  Ports  (USB01)

7 

Central / Bass  (Orange) 

16  Optical  SPDIF  Out  Port

8 

Line  In  (Light  Blue) 

17  Clear  CMOS  Switch  (CLRCBTN)

      **9 

Front  Speaker  (Lime) 

18  PS/2  Keyboard  Port  (Purple)

4

ASRock  990FX Extreme4  Motherboard

To enable Multi-Streaming function, you need to connect a front panel audio cable to the front  

panel audio header. After restarting your computer, you will 

fi

 nd “Mixer” tool on your system. 

Please select “Mixer ToolBox”               , click “Enable playback multi-streaming”, and click  “ok”.  

Choose “2CH”, “4CH”, “6CH”, or “8CH” and then you are allowed to select “Realtek HDA Pri-

mary output” to use Rear Speaker, Central/Bass, and Front Speaker, or select “Realtek  HDA 

Audio 2nd output” to use front panel audio.    

*** eSATA3 connector supports SATA Gen3 in cable 1M.

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