ASRock 990FX EXTREME4 [13/70] Table for audio output connection

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

1.4 I/O Panel

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)